Jonathan Piat
mbed library sources
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mbed official
Revision 554:edd95c0879f8, committed 2015-06-01
- Comitter:
- mbed_official
- Date:
- Mon Jun 01 11:00:11 2015 +0100
- Parent:
- 553:063b9f2f393c
- Child:
- 555:f8b0f61305ee
- Commit message:
- Synchronized with git revision 7a1d25e3dfbe5bc1457774d4af3c73383a0ff81d
Full URL: https://github.com/mbedmicro/mbed/commit/7a1d25e3dfbe5bc1457774d4af3c73383a0ff81d/
Silicon Labs - Initial test framework pin definitions for EFM32 platforms
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/LPC24xx.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,972 @@
+/* mbed Microcontroller Library - LPC24xx CMSIS-like structs
+ * Copyright (C) 2009-2015 ARM Limited. All rights reserved.
+ *
+ * An LPC24xx header file, based on LPC23xx.h
+ */
+
+#ifndef __LPC24xx_H
+#define __LPC24xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/*
+ * ==========================================================================
+ * ---------- Interrupt Number Definition -----------------------------------
+ * ==========================================================================
+ */
+
+typedef enum IRQn
+{
+/****** LPC23xx Specific Interrupt Numbers *******************************************************/
+ WDT_IRQn = 0, /*!< Watchdog Timer Interrupt */
+
+ TIMER0_IRQn = 4, /*!< Timer0 Interrupt */
+ TIMER1_IRQn = 5, /*!< Timer1 Interrupt */
+ UART0_IRQn = 6, /*!< UART0 Interrupt */
+ UART1_IRQn = 7, /*!< UART1 Interrupt */
+ PWM0_IRQn = 8, /*!< PWM0 Interrupt */
+ PWM1_IRQn = 8, /*!< PWM1 Interrupt */
+ I2C0_IRQn = 9, /*!< I2C0 Interrupt */
+ SPI_IRQn = 10, /*!< SPI Interrupt */
+ SSP0_IRQn = 10, /*!< SSP0 Interrupt */
+ SSP1_IRQn = 11, /*!< SSP1 Interrupt */
+ PLL0_IRQn = 12, /*!< PLL0 Lock (Main PLL) Interrupt */
+ RTC_IRQn = 13, /*!< Real Time Clock Interrupt */
+ EINT0_IRQn = 14, /*!< External Interrupt 0 Interrupt */
+ EINT1_IRQn = 15, /*!< External Interrupt 1 Interrupt */
+ EINT2_IRQn = 16, /*!< External Interrupt 2 Interrupt */
+ EINT3_IRQn = 17, /*!< External Interrupt 3 Interrupt */
+ ADC_IRQn = 18, /*!< A/D Converter Interrupt */
+ I2C1_IRQn = 19, /*!< I2C1 Interrupt */
+ BOD_IRQn = 20, /*!< Brown-Out Detect Interrupt */
+ ENET_IRQn = 21, /*!< Ethernet Interrupt */
+ USB_IRQn = 22, /*!< USB Interrupt */
+ CAN_IRQn = 23, /*!< CAN Interrupt */
+ SDMMC_IRQn = 24, /*!< SD/MMC Interrupt */
+ DMA_IRQn = 25, /*!< General Purpose DMA Interrupt */
+ TIMER2_IRQn = 26, /*!< Timer2 Interrupt */
+ TIMER3_IRQn = 27, /*!< Timer3 Interrupt */
+ UART2_IRQn = 28, /*!< UART2 Interrupt */
+ UART3_IRQn = 29, /*!< UART3 Interrupt */
+ I2C2_IRQn = 30, /*!< I2C2 Interrupt */
+ I2S_IRQn = 31, /*!< I2S Interrupt */
+} IRQn_Type;
+
+/*
+ * ==========================================================================
+ * ----------- Processor and Core Peripheral Section ------------------------
+ * ==========================================================================
+ */
+
+/* Configuration of the ARM7 Processor and Core Peripherals */
+#define __MPU_PRESENT 0 /*!< MPU present or not */
+#define __NVIC_PRIO_BITS 4 /*!< Number of Bits used for Priority Levels */
+#define __Vendor_SysTickConfig 0 /*!< Set to 1 if different SysTick Config is used */
+
+
+#include <core_arm7.h>
+#include "system_LPC24xx.h" /* System Header */
+
+
+/******************************************************************************/
+/* Device Specific Peripheral registers structures */
+/******************************************************************************/
+#if defined ( __CC_ARM )
+ #pragma anon_unions
+#endif
+
+/*------------- Vector Interupt Controler (VIC) ------------------------------*/
+typedef struct
+{
+ __I uint32_t IRQStatus;
+ __I uint32_t FIQStatus;
+ __I uint32_t RawIntr;
+ __IO uint32_t IntSelect;
+ __IO uint32_t IntEnable;
+ __O uint32_t IntEnClr;
+ __IO uint32_t SoftInt;
+ __O uint32_t SoftIntClr;
+ __IO uint32_t Protection;
+ __IO uint32_t SWPriorityMask;
+ __IO uint32_t RESERVED0[54];
+ __IO uint32_t VectAddr[32];
+ __IO uint32_t RESERVED1[32];
+ __IO uint32_t VectPriority[32];
+ __IO uint32_t RESERVED2[800];
+ __IO uint32_t Address;
+} LPC_VIC_TypeDef;
+
+/*------------- System Control (SC) ------------------------------------------*/
+typedef struct
+{
+ __IO uint32_t MAMCR;
+ __IO uint32_t MAMTIM;
+ uint32_t RESERVED0[14];
+ __IO uint32_t MEMMAP;
+ uint32_t RESERVED1[15];
+ __IO uint32_t PLL0CON; /* Clocking and Power Control */
+ __IO uint32_t PLL0CFG;
+ __I uint32_t PLL0STAT;
+ __O uint32_t PLL0FEED;
+ uint32_t RESERVED2[12];
+ __IO uint32_t PCON;
+ __IO uint32_t PCONP;
+ uint32_t RESERVED3[15];
+ __IO uint32_t CCLKCFG;
+ __IO uint32_t USBCLKCFG;
+ __IO uint32_t CLKSRCSEL;
+ uint32_t RESERVED4[12];
+ __IO uint32_t EXTINT; /* External Interrupts */
+ __IO uint32_t INTWAKE;
+ __IO uint32_t EXTMODE;
+ __IO uint32_t EXTPOLAR;
+ uint32_t RESERVED6[12];
+ __IO uint32_t RSID; /* Reset */
+ __IO uint32_t CSPR;
+ __IO uint32_t AHBCFG1;
+ __IO uint32_t AHBCFG2;
+ uint32_t RESERVED7[4];
+ __IO uint32_t SCS; /* Syscon Miscellaneous Registers */
+ __IO uint32_t IRCTRIM; /* Clock Dividers */
+ __IO uint32_t PCLKSEL0;
+ __IO uint32_t PCLKSEL1;
+ uint32_t RESERVED8[4];
+ __IO uint32_t USBIntSt; /* USB Device/OTG Interrupt Register */
+ uint32_t RESERVED9;
+// __IO uint32_t CLKOUTCFG; /* Clock Output Configuration */
+ } LPC_SC_TypeDef;
+
+/*------------- Pin Connect Block (PINCON) -----------------------------------*/
+typedef struct
+{
+ __IO uint32_t PINSEL0;
+ __IO uint32_t PINSEL1;
+ __IO uint32_t PINSEL2;
+ __IO uint32_t PINSEL3;
+ __IO uint32_t PINSEL4;
+ __IO uint32_t PINSEL5;
+ __IO uint32_t PINSEL6;
+ __IO uint32_t PINSEL7;
+ __IO uint32_t PINSEL8;
+ __IO uint32_t PINSEL9;
+ __IO uint32_t PINSEL10;
+ uint32_t RESERVED0[5];
+ __IO uint32_t PINMODE0;
+ __IO uint32_t PINMODE1;
+ __IO uint32_t PINMODE2;
+ __IO uint32_t PINMODE3;
+ __IO uint32_t PINMODE4;
+ __IO uint32_t PINMODE5;
+ __IO uint32_t PINMODE6;
+ __IO uint32_t PINMODE7;
+ __IO uint32_t PINMODE8;
+ __IO uint32_t PINMODE9;
+ __IO uint32_t PINMODE_OD0;
+ __IO uint32_t PINMODE_OD1;
+ __IO uint32_t PINMODE_OD2;
+ __IO uint32_t PINMODE_OD3;
+ __IO uint32_t PINMODE_OD4;
+} LPC_PINCON_TypeDef;
+
+#define PCTIM0 1
+#define PCTIM1 2
+#define PCUART0 3
+#define PCUART1 4
+#define PCPWM1 6
+#define PCI2C0 7
+#define PCSPI 8
+#define PCRTC 9
+#define PCSSP1 10
+#define PCEMC 11
+#define PCADC 12
+#define PCAN1 13
+#define PCAN2 14
+#define PCI2C1 19
+#define PCSSP0 21
+#define PCTIM2 22
+#define PCTIM3 23
+#define PCUART2 24
+#define PCUART3 25
+#define PCI2C2 26
+#define PCI2S 27
+#define PCSDC 28
+#define PCGPDMA 29
+#define PCENET 30
+#define PCUSB 31
+
+/*------------- General Purpose Input/Output (GPIO) --------------------------*/
+typedef struct
+{
+ __IO uint32_t FIODIR;
+ uint32_t RESERVED0[3];
+ __IO uint32_t FIOMASK;
+ __IO uint32_t FIOPIN;
+ __IO uint32_t FIOSET;
+ __O uint32_t FIOCLR;
+} LPC_GPIO_TypeDef;
+
+typedef struct
+{
+ __I uint32_t IntStatus;
+ __I uint32_t IO0IntStatR;
+ __I uint32_t IO0IntStatF;
+ __O uint32_t IO0IntClr;
+ __IO uint32_t IO0IntEnR;
+ __IO uint32_t IO0IntEnF;
+ uint32_t RESERVED0[3];
+ __I uint32_t IO2IntStatR;
+ __I uint32_t IO2IntStatF;
+ __O uint32_t IO2IntClr;
+ __IO uint32_t IO2IntEnR;
+ __IO uint32_t IO2IntEnF;
+} LPC_GPIOINT_TypeDef;
+
+/*------------- Timer (TIM) --------------------------------------------------*/
+typedef struct
+{
+ __IO uint32_t IR;
+ __IO uint32_t TCR;
+ __IO uint32_t TC;
+ __IO uint32_t PR;
+ __IO uint32_t PC;
+ __IO uint32_t MCR;
+ __IO uint32_t MR0;
+ __IO uint32_t MR1;
+ __IO uint32_t MR2;
+ __IO uint32_t MR3;
+ __IO uint32_t CCR;
+ __I uint32_t CR0;
+ __I uint32_t CR1;
+ uint32_t RESERVED0[2];
+ __IO uint32_t EMR;
+ uint32_t RESERVED1[12];
+ __IO uint32_t CTCR;
+} LPC_TIM_TypeDef;
+
+/*------------- Pulse-Width Modulation (PWM) ---------------------------------*/
+typedef struct
+{
+ __IO uint32_t IR;
+ __IO uint32_t TCR;
+ __IO uint32_t TC;
+ __IO uint32_t PR;
+ __IO uint32_t PC;
+ __IO uint32_t MCR;
+ __IO uint32_t MR0;
+ __IO uint32_t MR1;
+ __IO uint32_t MR2;
+ __IO uint32_t MR3;
+ __IO uint32_t CCR;
+ __I uint32_t CR0;
+ __I uint32_t CR1;
+ __I uint32_t CR2;
+ __I uint32_t CR3;
+ uint32_t RESERVED0;
+ __IO uint32_t MR4;
+ __IO uint32_t MR5;
+ __IO uint32_t MR6;
+ __IO uint32_t PCR;
+ __IO uint32_t LER;
+ uint32_t RESERVED1[7];
+ __IO uint32_t CTCR;
+} LPC_PWM_TypeDef;
+
+/*------------- Universal Asynchronous Receiver Transmitter (UART) -----------*/
+typedef struct
+{
+ union {
+ __I uint8_t RBR;
+ __O uint8_t THR;
+ __IO uint8_t DLL;
+ uint32_t RESERVED0;
+ };
+ union {
+ __IO uint8_t DLM;
+ __IO uint32_t IER;
+ };
+ union {
+ __I uint32_t IIR;
+ __O uint8_t FCR;
+ };
+ __IO uint8_t LCR;
+ uint8_t RESERVED1[7];
+ __IO uint8_t LSR;
+ uint8_t RESERVED2[7];
+ __IO uint8_t SCR;
+ uint8_t RESERVED3[3];
+ __IO uint32_t ACR;
+ __IO uint8_t ICR;
+ uint8_t RESERVED4[3];
+ __IO uint8_t FDR;
+ uint8_t RESERVED5[7];
+ __IO uint8_t TER;
+ uint8_t RESERVED6[27];
+ __IO uint8_t RS485CTRL;
+ uint8_t RESERVED7[3];
+ __IO uint8_t ADRMATCH;
+} LPC_UART_TypeDef;
+
+typedef struct
+{
+ union {
+ __I uint8_t RBR;
+ __O uint8_t THR;
+ __IO uint8_t DLL;
+ uint32_t RESERVED0;
+ };
+ union {
+ __IO uint8_t DLM;
+ __IO uint32_t IER;
+ };
+ union {
+ __I uint32_t IIR;
+ __O uint8_t FCR;
+ };
+ __IO uint8_t LCR;
+ uint8_t RESERVED1[3];
+ __IO uint8_t MCR;
+ uint8_t RESERVED2[3];
+ __IO uint8_t LSR;
+ uint8_t RESERVED3[3];
+ __IO uint8_t MSR;
+ uint8_t RESERVED4[3];
+ __IO uint8_t SCR;
+ uint8_t RESERVED5[3];
+ __IO uint32_t ACR;
+ uint32_t RESERVED6;
+ __IO uint32_t FDR;
+ uint32_t RESERVED7;
+ __IO uint8_t TER;
+ uint8_t RESERVED8[27];
+ __IO uint8_t RS485CTRL;
+ uint8_t RESERVED9[3];
+ __IO uint8_t ADRMATCH;
+ uint8_t RESERVED10[3];
+ __IO uint8_t RS485DLY;
+} LPC_UART1_TypeDef;
+
+/*------------- Serial Peripheral Interface (SPI) ----------------------------*/
+typedef struct
+{
+ __IO uint32_t SPCR;
+ __I uint32_t SPSR;
+ __IO uint32_t SPDR;
+ __IO uint32_t SPCCR;
+ uint32_t RESERVED0[3];
+ __IO uint32_t SPINT;
+} LPC_SPI_TypeDef;
+
+/*------------- Synchronous Serial Communication (SSP) -----------------------*/
+typedef struct
+{
+ __IO uint32_t CR0;
+ __IO uint32_t CR1;
+ __IO uint32_t DR;
+ __I uint32_t SR;
+ __IO uint32_t CPSR;
+ __IO uint32_t IMSC;
+ __IO uint32_t RIS;
+ __IO uint32_t MIS;
+ __IO uint32_t ICR;
+ __IO uint32_t DMACR;
+} LPC_SSP_TypeDef;
+
+/*------------- Inter-Integrated Circuit (I2C) -------------------------------*/
+typedef struct
+{
+ __IO uint32_t I2CONSET;
+ __I uint32_t I2STAT;
+ __IO uint32_t I2DAT;
+ __IO uint32_t I2ADR0;
+ __IO uint32_t I2SCLH;
+ __IO uint32_t I2SCLL;
+ __O uint32_t I2CONCLR;
+ __IO uint32_t MMCTRL;
+ __IO uint32_t I2ADR1;
+ __IO uint32_t I2ADR2;
+ __IO uint32_t I2ADR3;
+ __I uint32_t I2DATA_BUFFER;
+ __IO uint32_t I2MASK0;
+ __IO uint32_t I2MASK1;
+ __IO uint32_t I2MASK2;
+ __IO uint32_t I2MASK3;
+} LPC_I2C_TypeDef;
+
+/*------------- Inter IC Sound (I2S) -----------------------------------------*/
+typedef struct
+{
+ __IO uint32_t I2SDAO;
+ __I uint32_t I2SDAI;
+ __O uint32_t I2STXFIFO;
+ __I uint32_t I2SRXFIFO;
+ __I uint32_t I2SSTATE;
+ __IO uint32_t I2SDMA1;
+ __IO uint32_t I2SDMA2;
+ __IO uint32_t I2SIRQ;
+ __IO uint32_t I2STXRATE;
+ __IO uint32_t I2SRXRATE;
+ __IO uint32_t I2STXBITRATE;
+ __IO uint32_t I2SRXBITRATE;
+ __IO uint32_t I2STXMODE;
+ __IO uint32_t I2SRXMODE;
+} LPC_I2S_TypeDef;
+
+/*------------- Real-Time Clock (RTC) ----------------------------------------*/
+typedef struct
+{
+ __IO uint8_t ILR;
+ uint8_t RESERVED0[3];
+ __IO uint8_t CTC;
+ uint8_t RESERVED1[3];
+ __IO uint8_t CCR;
+ uint8_t RESERVED2[3];
+ __IO uint8_t CIIR;
+ uint8_t RESERVED3[3];
+ __IO uint8_t AMR;
+ uint8_t RESERVED4[3];
+ __I uint32_t CTIME0;
+ __I uint32_t CTIME1;
+ __I uint32_t CTIME2;
+ __IO uint8_t SEC;
+ uint8_t RESERVED5[3];
+ __IO uint8_t MIN;
+ uint8_t RESERVED6[3];
+ __IO uint8_t HOUR;
+ uint8_t RESERVED7[3];
+ __IO uint8_t DOM;
+ uint8_t RESERVED8[3];
+ __IO uint8_t DOW;
+ uint8_t RESERVED9[3];
+ __IO uint16_t DOY;
+ uint16_t RESERVED10;
+ __IO uint8_t MONTH;
+ uint8_t RESERVED11[3];
+ __IO uint16_t YEAR;
+ uint16_t RESERVED12;
+ __IO uint32_t CALIBRATION;
+ __IO uint32_t GPREG0;
+ __IO uint32_t GPREG1;
+ __IO uint32_t GPREG2;
+ __IO uint32_t GPREG3;
+ __IO uint32_t GPREG4;
+ __IO uint8_t WAKEUPDIS;
+ uint8_t RESERVED13[3];
+ __IO uint8_t PWRCTRL;
+ uint8_t RESERVED14[3];
+ __IO uint8_t ALSEC;
+ uint8_t RESERVED15[3];
+ __IO uint8_t ALMIN;
+ uint8_t RESERVED16[3];
+ __IO uint8_t ALHOUR;
+ uint8_t RESERVED17[3];
+ __IO uint8_t ALDOM;
+ uint8_t RESERVED18[3];
+ __IO uint8_t ALDOW;
+ uint8_t RESERVED19[3];
+ __IO uint16_t ALDOY;
+ uint16_t RESERVED20;
+ __IO uint8_t ALMON;
+ uint8_t RESERVED21[3];
+ __IO uint16_t ALYEAR;
+ uint16_t RESERVED22;
+} LPC_RTC_TypeDef;
+
+/*------------- Watchdog Timer (WDT) -----------------------------------------*/
+typedef struct
+{
+ __IO uint8_t WDMOD;
+ uint8_t RESERVED0[3];
+ __IO uint32_t WDTC;
+ __O uint8_t WDFEED;
+ uint8_t RESERVED1[3];
+ __I uint32_t WDTV;
+ __IO uint32_t WDCLKSEL;
+} LPC_WDT_TypeDef;
+
+/*------------- Analog-to-Digital Converter (ADC) ----------------------------*/
+typedef struct
+{
+ __IO uint32_t ADCR;
+ __IO uint32_t ADGDR;
+ uint32_t RESERVED0;
+ __IO uint32_t ADINTEN;
+ __I uint32_t ADDR0;
+ __I uint32_t ADDR1;
+ __I uint32_t ADDR2;
+ __I uint32_t ADDR3;
+ __I uint32_t ADDR4;
+ __I uint32_t ADDR5;
+ __I uint32_t ADDR6;
+ __I uint32_t ADDR7;
+ __I uint32_t ADSTAT;
+ __IO uint32_t ADTRM;
+} LPC_ADC_TypeDef;
+
+/*------------- Digital-to-Analog Converter (DAC) ----------------------------*/
+typedef struct
+{
+ __IO uint32_t DACR;
+ __IO uint32_t DACCTRL;
+ __IO uint16_t DACCNTVAL;
+} LPC_DAC_TypeDef;
+
+/*------------- Multimedia Card Interface (MCI) ------------------------------*/
+typedef struct
+{
+ __IO uint32_t MCIPower; /* Power control */
+ __IO uint32_t MCIClock; /* Clock control */
+ __IO uint32_t MCIArgument;
+ __IO uint32_t MMCCommand;
+ __I uint32_t MCIRespCmd;
+ __I uint32_t MCIResponse0;
+ __I uint32_t MCIResponse1;
+ __I uint32_t MCIResponse2;
+ __I uint32_t MCIResponse3;
+ __IO uint32_t MCIDataTimer;
+ __IO uint32_t MCIDataLength;
+ __IO uint32_t MCIDataCtrl;
+ __I uint32_t MCIDataCnt;
+ __I uint32_t MCIStatus;
+ __O uint32_t MCIClear;
+ __IO uint32_t MCIMask0;
+ uint32_t RESERVED1[2];
+ __I uint32_t MCIFifoCnt;
+ uint32_t RESERVED2[13];
+ __IO uint32_t MCIFIFO[16];
+} LPC_MCI_TypeDef;
+
+/*------------- Controller Area Network (CAN) --------------------------------*/
+typedef struct
+{
+ __IO uint32_t mask[512]; /* ID Masks */
+} LPC_CANAF_RAM_TypeDef;
+
+typedef struct /* Acceptance Filter Registers */
+{
+ __IO uint32_t AFMR;
+ __IO uint32_t SFF_sa;
+ __IO uint32_t SFF_GRP_sa;
+ __IO uint32_t EFF_sa;
+ __IO uint32_t EFF_GRP_sa;
+ __IO uint32_t ENDofTable;
+ __I uint32_t LUTerrAd;
+ __I uint32_t LUTerr;
+ __IO uint32_t FCANIE;
+ __IO uint32_t FCANIC0;
+ __IO uint32_t FCANIC1;
+} LPC_CANAF_TypeDef;
+
+typedef struct /* Central Registers */
+{
+ __I uint32_t CANTxSR;
+ __I uint32_t CANRxSR;
+ __I uint32_t CANMSR;
+} LPC_CANCR_TypeDef;
+
+typedef struct /* Controller Registers */
+{
+ __IO uint32_t MOD;
+ __O uint32_t CMR;
+ __IO uint32_t GSR;
+ __I uint32_t ICR;
+ __IO uint32_t IER;
+ __IO uint32_t BTR;
+ __IO uint32_t EWL;
+ __I uint32_t SR;
+ __IO uint32_t RFS;
+ __IO uint32_t RID;
+ __IO uint32_t RDA;
+ __IO uint32_t RDB;
+ __IO uint32_t TFI1;
+ __IO uint32_t TID1;
+ __IO uint32_t TDA1;
+ __IO uint32_t TDB1;
+ __IO uint32_t TFI2;
+ __IO uint32_t TID2;
+ __IO uint32_t TDA2;
+ __IO uint32_t TDB2;
+ __IO uint32_t TFI3;
+ __IO uint32_t TID3;
+ __IO uint32_t TDA3;
+ __IO uint32_t TDB3;
+} LPC_CAN_TypeDef;
+
+/*------------- General Purpose Direct Memory Access (GPDMA) -----------------*/
+typedef struct /* Common Registers */
+{
+ __I uint32_t DMACIntStat;
+ __I uint32_t DMACIntTCStat;
+ __O uint32_t DMACIntTCClear;
+ __I uint32_t DMACIntErrStat;
+ __O uint32_t DMACIntErrClr;
+ __I uint32_t DMACRawIntTCStat;
+ __I uint32_t DMACRawIntErrStat;
+ __I uint32_t DMACEnbldChns;
+ __IO uint32_t DMACSoftBReq;
+ __IO uint32_t DMACSoftSReq;
+ __IO uint32_t DMACSoftLBReq;
+ __IO uint32_t DMACSoftLSReq;
+ __IO uint32_t DMACConfig;
+ __IO uint32_t DMACSync;
+} LPC_GPDMA_TypeDef;
+
+typedef struct /* Channel Registers */
+{
+ __IO uint32_t DMACCSrcAddr;
+ __IO uint32_t DMACCDestAddr;
+ __IO uint32_t DMACCLLI;
+ __IO uint32_t DMACCControl;
+ __IO uint32_t DMACCConfig;
+} LPC_GPDMACH_TypeDef;
+
+/*------------- Universal Serial Bus (USB) -----------------------------------*/
+typedef struct
+{
+ __I uint32_t HcRevision; /* USB Host Registers */
+ __IO uint32_t HcControl;
+ __IO uint32_t HcCommandStatus;
+ __IO uint32_t HcInterruptStatus;
+ __IO uint32_t HcInterruptEnable;
+ __IO uint32_t HcInterruptDisable;
+ __IO uint32_t HcHCCA;
+ __I uint32_t HcPeriodCurrentED;
+ __IO uint32_t HcControlHeadED;
+ __IO uint32_t HcControlCurrentED;
+ __IO uint32_t HcBulkHeadED;
+ __IO uint32_t HcBulkCurrentED;
+ __I uint32_t HcDoneHead;
+ __IO uint32_t HcFmInterval;
+ __I uint32_t HcFmRemaining;
+ __I uint32_t HcFmNumber;
+ __IO uint32_t HcPeriodicStart;
+ __IO uint32_t HcLSTreshold;
+ __IO uint32_t HcRhDescriptorA;
+ __IO uint32_t HcRhDescriptorB;
+ __IO uint32_t HcRhStatus;
+ __IO uint32_t HcRhPortStatus1;
+ __IO uint32_t HcRhPortStatus2;
+ uint32_t RESERVED0[40];
+ __I uint32_t Module_ID;
+
+ __I uint32_t OTGIntSt; /* USB On-The-Go Registers */
+ __IO uint32_t OTGIntEn;
+ __O uint32_t OTGIntSet;
+ __O uint32_t OTGIntClr;
+ __IO uint32_t OTGStCtrl;
+ __IO uint32_t OTGTmr;
+ uint32_t RESERVED1[58];
+
+ __I uint32_t USBDevIntSt; /* USB Device Interrupt Registers */
+ __IO uint32_t USBDevIntEn;
+ __O uint32_t USBDevIntClr;
+ __O uint32_t USBDevIntSet;
+
+ __O uint32_t USBCmdCode; /* USB Device SIE Command Registers */
+ __I uint32_t USBCmdData;
+
+ __I uint32_t USBRxData; /* USB Device Transfer Registers */
+ __O uint32_t USBTxData;
+ __I uint32_t USBRxPLen;
+ __O uint32_t USBTxPLen;
+ __IO uint32_t USBCtrl;
+ __O uint32_t USBDevIntPri;
+
+ __I uint32_t USBEpIntSt; /* USB Device Endpoint Interrupt Regs */
+ __IO uint32_t USBEpIntEn;
+ __O uint32_t USBEpIntClr;
+ __O uint32_t USBEpIntSet;
+ __O uint32_t USBEpIntPri;
+
+ __IO uint32_t USBReEp; /* USB Device Endpoint Realization Reg*/
+ __O uint32_t USBEpInd;
+ __IO uint32_t USBMaxPSize;
+
+ __I uint32_t USBDMARSt; /* USB Device DMA Registers */
+ __O uint32_t USBDMARClr;
+ __O uint32_t USBDMARSet;
+ uint32_t RESERVED2[9];
+ __IO uint32_t USBUDCAH;
+ __I uint32_t USBEpDMASt;
+ __O uint32_t USBEpDMAEn;
+ __O uint32_t USBEpDMADis;
+ __I uint32_t USBDMAIntSt;
+ __IO uint32_t USBDMAIntEn;
+ uint32_t RESERVED3[2];
+ __I uint32_t USBEoTIntSt;
+ __O uint32_t USBEoTIntClr;
+ __O uint32_t USBEoTIntSet;
+ __I uint32_t USBNDDRIntSt;
+ __O uint32_t USBNDDRIntClr;
+ __O uint32_t USBNDDRIntSet;
+ __I uint32_t USBSysErrIntSt;
+ __O uint32_t USBSysErrIntClr;
+ __O uint32_t USBSysErrIntSet;
+ uint32_t RESERVED4[15];
+
+ __I uint32_t I2C_RX; /* USB OTG I2C Registers */
+ __O uint32_t I2C_WO;
+ __I uint32_t I2C_STS;
+ __IO uint32_t I2C_CTL;
+ __IO uint32_t I2C_CLKHI;
+ __O uint32_t I2C_CLKLO;
+ uint32_t RESERVED5[823];
+
+ union {
+ __IO uint32_t USBClkCtrl; /* USB Clock Control Registers */
+ __IO uint32_t OTGClkCtrl;
+ };
+ union {
+ __I uint32_t USBClkSt;
+ __I uint32_t OTGClkSt;
+ };
+} LPC_USB_TypeDef;
+
+/*------------- Ethernet Media Access Controller (EMAC) ----------------------*/
+typedef struct
+{
+ __IO uint32_t MAC1; /* MAC Registers */
+ __IO uint32_t MAC2;
+ __IO uint32_t IPGT;
+ __IO uint32_t IPGR;
+ __IO uint32_t CLRT;
+ __IO uint32_t MAXF;
+ __IO uint32_t SUPP;
+ __IO uint32_t TEST;
+ __IO uint32_t MCFG;
+ __IO uint32_t MCMD;
+ __IO uint32_t MADR;
+ __O uint32_t MWTD;
+ __I uint32_t MRDD;
+ __I uint32_t MIND;
+ uint32_t RESERVED0[2];
+ __IO uint32_t SA0;
+ __IO uint32_t SA1;
+ __IO uint32_t SA2;
+ uint32_t RESERVED1[45];
+ __IO uint32_t Command; /* Control Registers */
+ __I uint32_t Status;
+ __IO uint32_t RxDescriptor;
+ __IO uint32_t RxStatus;
+ __IO uint32_t RxDescriptorNumber;
+ __I uint32_t RxProduceIndex;
+ __IO uint32_t RxConsumeIndex;
+ __IO uint32_t TxDescriptor;
+ __IO uint32_t TxStatus;
+ __IO uint32_t TxDescriptorNumber;
+ __IO uint32_t TxProduceIndex;
+ __I uint32_t TxConsumeIndex;
+ uint32_t RESERVED2[10];
+ __I uint32_t TSV0;
+ __I uint32_t TSV1;
+ __I uint32_t RSV;
+ uint32_t RESERVED3[3];
+ __IO uint32_t FlowControlCounter;
+ __I uint32_t FlowControlStatus;
+ uint32_t RESERVED4[34];
+ __IO uint32_t RxFilterCtrl; /* Rx Filter Registers */
+ __IO uint32_t RxFilterWoLStatus;
+ __IO uint32_t RxFilterWoLClear;
+ uint32_t RESERVED5;
+ __IO uint32_t HashFilterL;
+ __IO uint32_t HashFilterH;
+ uint32_t RESERVED6[882];
+ __I uint32_t IntStatus; /* Module Control Registers */
+ __IO uint32_t IntEnable;
+ __O uint32_t IntClear;
+ __O uint32_t IntSet;
+ uint32_t RESERVED7;
+ __IO uint32_t PowerDown;
+ uint32_t RESERVED8;
+ __IO uint32_t Module_ID;
+} LPC_EMAC_TypeDef;
+
+/*-------------------- External Memory Controller (EMC) ----------------------*/
+typedef struct
+{
+ __IO uint32_t EMCControl;
+ __I uint32_t EMCStatus;
+ __IO uint32_t EMCConfig;
+ uint32_t RESERVED1[5];
+ __IO uint32_t EMCDynamicControl;
+ __IO uint32_t EMCDynamicRefresh;
+ __IO uint32_t EMCDynamicReadConfig;
+ uint32_t RESERVED2;
+ __IO uint32_t EMCDynamicRP;
+ __IO uint32_t EMCDynamicRAS;
+ __IO uint32_t EMCDynamicSREX;
+ __IO uint32_t EMCDynamicAPR;
+ __IO uint32_t EMCDynamicDAL;
+ __IO uint32_t EMCDynamicWR;
+ __IO uint32_t EMCDynamicRC;
+ __IO uint32_t EMCDynamicRFC;
+ __IO uint32_t EMCDynamicXSR;
+ __IO uint32_t EMCDynamicRRD;
+ __IO uint32_t EMCDynamicMRD;
+ uint32_t RESERVED3[9];
+ __IO uint32_t EMCStaticExtendedWait;
+ uint32_t RESERVED4[31];
+ __IO uint32_t EMCDynamicConfig0;
+ __IO uint32_t EMCDynamicRasCas0;
+ uint32_t RESERVED5[6];
+ __IO uint32_t EMCDynamicConfig1;
+ __IO uint32_t EMCDynamicRasCas1;
+ uint32_t RESERVED6[6];
+ __IO uint32_t EMCDynamicConfic2;
+ __IO uint32_t EMCDynamicRasCas2;
+ uint32_t RESERVED7[6];
+ __IO uint32_t EMCDynamicConfig3;
+ __IO uint32_t EMCDynamicRasCas3;
+ uint32_t RESERVED8[38];
+ __IO uint32_t EMCStaticConfig0;
+ __IO uint32_t EMCStaticWaitWen0;
+ __IO uint32_t EMCStaticWaitOen0;
+ __IO uint32_t EMCStaticWaitRd0;
+ __IO uint32_t EMCStaticWaitPage0;
+ __IO uint32_t EMCStaticWaitWr0;
+ __IO uint32_t EMCStaticWaitTurn0;
+ uint32_t RESERVED9;
+ __IO uint32_t EMCStaticConfig1;
+ __IO uint32_t EMCStaticWaitWen1;
+ __IO uint32_t EMCStaticWaitOen1;
+ __IO uint32_t EMCStaticWaitRd1;
+ __IO uint32_t EMCStaticWaitPage1;
+ __IO uint32_t EMCStaticWaitWr1;
+ __IO uint32_t EMCStaticWaitTurn1;
+ uint32_t RESERVED10;
+ __IO uint32_t EMCStaticConfig2;
+ __IO uint32_t EMCStaticWaitWen2;
+ __IO uint32_t EMCStaticWaitOen2;
+ __IO uint32_t EMCStaticWaitRd2;
+ __IO uint32_t EMCStaticWaitPage2;
+ __IO uint32_t EMCStaticWaitWr2;
+ __IO uint32_t EMCStaticWaitTurn2;
+ uint32_t RESERVED11;
+ __IO uint32_t EMCStaticConfig3;
+ __IO uint32_t EMCStaticWaitWen3;
+ __IO uint32_t EMCStaticWaitOen3;
+ __IO uint32_t EMCStaticWaitRd3;
+ __IO uint32_t EMCStaticWaitPage3;
+ __IO uint32_t EMCStaticWaitWr3;
+ __IO uint32_t EMCStaticWaitTurn3;
+} LPC_EMC_TypeDef;
+#if defined ( __CC_ARM )
+ #pragma no_anon_unions
+#endif
+
+/******************************************************************************/
+/* Peripheral memory map */
+/******************************************************************************/
+/* Base addresses */
+
+/* AHB Peripheral # 0 */
+
+/*
+#define FLASH_BASE (0x00000000UL)
+#define RAM_BASE (0x10000000UL)
+#define GPIO_BASE (0x2009C000UL)
+#define APB0_BASE (0x40000000UL)
+#define APB1_BASE (0x40080000UL)
+#define AHB_BASE (0x50000000UL)
+#define CM3_BASE (0xE0000000UL)
+*/
+
+// TODO - #define VIC_BASE_ADDR 0xFFFFF000
+
+#define LPC_WDT_BASE (0xE0000000)
+#define LPC_TIM0_BASE (0xE0004000)
+#define LPC_TIM1_BASE (0xE0008000)
+#define LPC_UART0_BASE (0xE000C000)
+#define LPC_UART1_BASE (0xE0010000)
+#define LPC_PWM1_BASE (0xE0018000)
+#define LPC_I2C0_BASE (0xE001C000)
+#define LPC_SPI_BASE (0xE0020000)
+#define LPC_RTC_BASE (0xE0024000)
+#define LPC_GPIOINT_BASE (0xE0028080)
+#define LPC_PINCON_BASE (0xE002C000)
+#define LPC_SSP1_BASE (0xE0030000)
+#define LPC_ADC_BASE (0xE0034000)
+#define LPC_CANAF_RAM_BASE (0xE0038000)
+#define LPC_CANAF_BASE (0xE003C000)
+#define LPC_CANCR_BASE (0xE0040000)
+#define LPC_CAN1_BASE (0xE0044000)
+#define LPC_CAN2_BASE (0xE0048000)
+#define LPC_I2C1_BASE (0xE005C000)
+#define LPC_SSP0_BASE (0xE0068000)
+#define LPC_DAC_BASE (0xE006C000)
+#define LPC_TIM2_BASE (0xE0070000)
+#define LPC_TIM3_BASE (0xE0074000)
+#define LPC_UART2_BASE (0xE0078000)
+#define LPC_UART3_BASE (0xE007C000)
+#define LPC_I2C2_BASE (0xE0080000)
+#define LPC_I2S_BASE (0xE0088000)
+#define LPC_MCI_BASE (0xE008C000)
+#define LPC_SC_BASE (0xE01FC000)
+#define LPC_EMAC_BASE (0xFFE00000)
+#define LPC_GPDMA_BASE (0xFFE04000)
+#define LPC_GPDMACH0_BASE (0xFFE04100)
+#define LPC_GPDMACH1_BASE (0xFFE04120)
+#define LPC_EMC_BASE (0xFFE08000)
+#define LPC_USB_BASE (0xFFE0C000)
+#define LPC_VIC_BASE (0xFFFFF000)
+
+/* GPIOs */
+#define LPC_GPIO0_BASE (0x3FFFC000)
+#define LPC_GPIO1_BASE (0x3FFFC020)
+#define LPC_GPIO2_BASE (0x3FFFC040)
+#define LPC_GPIO3_BASE (0x3FFFC060)
+#define LPC_GPIO4_BASE (0x3FFFC080)
+
+
+/******************************************************************************/
+/* Peripheral declaration */
+/******************************************************************************/
+#define LPC_SC (( LPC_SC_TypeDef *) LPC_SC_BASE)
+#define LPC_GPIO0 (( LPC_GPIO_TypeDef *) LPC_GPIO0_BASE)
+#define LPC_GPIO1 (( LPC_GPIO_TypeDef *) LPC_GPIO1_BASE)
+#define LPC_GPIO2 (( LPC_GPIO_TypeDef *) LPC_GPIO2_BASE)
+#define LPC_GPIO3 (( LPC_GPIO_TypeDef *) LPC_GPIO3_BASE)
+#define LPC_GPIO4 (( LPC_GPIO_TypeDef *) LPC_GPIO4_BASE)
+#define LPC_WDT (( LPC_WDT_TypeDef *) LPC_WDT_BASE)
+#define LPC_TIM0 (( LPC_TIM_TypeDef *) LPC_TIM0_BASE)
+#define LPC_TIM1 (( LPC_TIM_TypeDef *) LPC_TIM1_BASE)
+#define LPC_TIM2 (( LPC_TIM_TypeDef *) LPC_TIM2_BASE)
+#define LPC_TIM3 (( LPC_TIM_TypeDef *) LPC_TIM3_BASE)
+#define LPC_UART0 (( LPC_UART_TypeDef *) LPC_UART0_BASE)
+#define LPC_UART1 (( LPC_UART1_TypeDef *) LPC_UART1_BASE)
+#define LPC_UART2 (( LPC_UART_TypeDef *) LPC_UART2_BASE)
+#define LPC_UART3 (( LPC_UART_TypeDef *) LPC_UART3_BASE)
+#define LPC_PWM1 (( LPC_PWM_TypeDef *) LPC_PWM1_BASE)
+#define LPC_I2C0 (( LPC_I2C_TypeDef *) LPC_I2C0_BASE)
+#define LPC_I2C1 (( LPC_I2C_TypeDef *) LPC_I2C1_BASE)
+#define LPC_I2C2 (( LPC_I2C_TypeDef *) LPC_I2C2_BASE)
+#define LPC_I2S (( LPC_I2S_TypeDef *) LPC_I2S_BASE)
+#define LPC_SPI (( LPC_SPI_TypeDef *) LPC_SPI_BASE)
+#define LPC_RTC (( LPC_RTC_TypeDef *) LPC_RTC_BASE)
+#define LPC_GPIOINT (( LPC_GPIOINT_TypeDef *) LPC_GPIOINT_BASE)
+#define LPC_PINCON (( LPC_PINCON_TypeDef *) LPC_PINCON_BASE)
+#define LPC_SSP0 (( LPC_SSP_TypeDef *) LPC_SSP0_BASE)
+#define LPC_SSP1 (( LPC_SSP_TypeDef *) LPC_SSP1_BASE)
+#define LPC_ADC (( LPC_ADC_TypeDef *) LPC_ADC_BASE)
+#define LPC_DAC (( LPC_DAC_TypeDef *) LPC_DAC_BASE)
+#define LPC_CANAF_RAM ((LPC_CANAF_RAM_TypeDef *) LPC_CANAF_RAM_BASE)
+#define LPC_CANAF (( LPC_CANAF_TypeDef *) LPC_CANAF_BASE)
+#define LPC_CANCR (( LPC_CANCR_TypeDef *) LPC_CANCR_BASE)
+#define LPC_CAN1 (( LPC_CAN_TypeDef *) LPC_CAN1_BASE)
+#define LPC_CAN2 (( LPC_CAN_TypeDef *) LPC_CAN2_BASE)
+#define LPC_MCI (( LPC_MCI_TypeDef *) LPC_MCI_BASE)
+#define LPC_EMAC (( LPC_EMAC_TypeDef *) LPC_EMAC_BASE)
+#define LPC_GPDMA (( LPC_GPDMA_TypeDef *) LPC_GPDMA_BASE)
+#define LPC_GPDMACH0 (( LPC_GPDMACH_TypeDef *) LPC_GPDMACH0_BASE)
+#define LPC_GPDMACH1 (( LPC_GPDMACH_TypeDef *) LPC_GPDMACH1_BASE)
+#define LPC_USB (( LPC_USB_TypeDef *) LPC_USB_BASE)
+#define LPC_VIC (( LPC_VIC_TypeDef *) LPC_VIC_BASE)
+#define LPC_EMC (( LPC_EMC_TypeDef *) LPC_EMC_BASE)
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif // __LPC24xx_H
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/TOOLCHAIN_GCC_ARM/LPC2460.ld Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,210 @@
+OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(vectors)
+
+/* Memory Definitions: */
+MEMORY
+{
+ Flash (rx) : ORIGIN = 0xA0001000, LENGTH = 512k
+ Ram (rwx) : ORIGIN = 0x40000040, LENGTH = 64k - 0x40
+ UsbRam (rw) : ORIGIN = 0x7FD00000, LENGTH = 8k
+ EthRam (rw) : ORIGIN = 0x7FE00000, LENGTH = 16k
+ CanRam (rw) : ORIGIN = 0xE0038000, LENGTH = 2k
+ BatRam (rw) : ORIGIN = 0xE0084000, LENGTH = 2k
+}
+
+/* Stack sizes: */
+UND_Stack_Size = 64;
+SVC_Stack_Size = 64;
+ABT_Stack_Size = 64;
+FIQ_Stack_Size = 64;
+IRQ_Stack_Size = 64;
+User_Stack_Size = 4096;
+Stack_Size_Total = UND_Stack_Size + SVC_Stack_Size + ABT_Stack_Size + FIQ_Stack_Size + IRQ_Stack_Size + User_Stack_Size;
+
+/* Stack tops for each mode: */
+__und_stack_top__ = __stacks_top__;
+__abt_stack_top__ = __und_stack_top__ - UND_Stack_Size ;
+__fiq_stack_top__ = __abt_stack_top__ - ABT_Stack_Size ;
+__irq_stack_top__ = __fiq_stack_top__ - FIQ_Stack_Size ;
+__svc_stack_top__ = __irq_stack_top__ - IRQ_Stack_Size ;
+__usr_stack_top__ = __svc_stack_top__ - User_Stack_Size ;
+
+/* C-accessible symbols for memory address ranges: */
+__FLASH_segment_start__ = ORIGIN( Flash );
+__FLASH_segment_end__ = ORIGIN( Flash ) + LENGTH( Flash );
+__SRAM_segment_start__ = ORIGIN( Ram );
+__SRAM_segment_end__ = ORIGIN( Ram ) + LENGTH( Ram );
+
+/* Stacks (full descending) at top of RAM, grows downward:
+ *
+ * __stack_min__ is used by the malloc implementation to ensure heap never collides
+ * with stack (assuming stack never grows beyond Stack_Size_Total in length) */
+__stacks_top__ = __SRAM_segment_end__;
+__stacks_min__ = __SRAM_segment_end__ - Stack_Size_Total;
+
+SECTIONS
+{
+ /* first section is .text which is used for code */
+ __text_start__ = . ;
+ .text : {
+ __privileged_code_start__ = . ;
+ KEEP( *( .vectors ) )
+ *( .privileged_code )
+
+ __privileged_code_end__ = .;
+
+ *( .text .text.* .gnu.linkonce.t.* )
+ *( .plt )
+ *( .gnu.warning )
+ *( .glue_7t ) *( .glue_7 ) *( .vfp11_veneer )
+
+ *( .rodata .rodata.* .gnu.linkonce.r.* )
+
+ *(.ARM.extab* .gnu.linkonce.armextab.*)
+ *(.gcc_except_table)
+ *(.eh_frame_hdr)
+ *(.eh_frame)
+
+ . = ALIGN( 4 ) ;
+ KEEP( *( .init ) )
+ . = ALIGN( 4 ) ;
+ __preinit_array_start = . ;
+ KEEP( *( .preinit_array ) )
+ __preinit_array_end = . ;
+ . = ALIGN( 4 ) ;
+ __init_array_start = . ;
+ KEEP( *( SORT( .init_array.* ) ) )
+ KEEP( *( .init_array ) )
+ __init_array_end = . ;
+
+ . = ALIGN( 4 ) ;
+ KEEP( *crtbegin.o( .ctors ) )
+ KEEP( *( EXCLUDE_FILE( *crtend.o ) .ctors ) )
+ KEEP( *( SORT( .ctors.* ) ) )
+ KEEP( *crtend.o( .ctors ) )
+
+ . = ALIGN( 4 ) ;
+ KEEP( *( .fini ) )
+ . = ALIGN( 4 ) ;
+ __fini_array_start = . ;
+ KEEP( *( .fini_array ) )
+ KEEP( *( SORT( .fini_array.* ) ) )
+ __fini_array_end = . ;
+
+ KEEP( *crtbegin.o( .dtors ) )
+ KEEP( *( EXCLUDE_FILE( *crtend.o ) .dtors ) )
+ KEEP( *( SORT( .dtors.* ) ) )
+ KEEP( *crtend.o( .dtors ) )
+
+ } >Flash
+
+ __exidx_start = . ;
+ .ARM.exidx : {
+ *( .ARM.exidx* .gnu.linkonce.armexidx.* )
+ } >Flash
+ __exidx_end = . ;
+
+ .text.align : { . = ALIGN( 8 ) ; } >Flash /* Alignment schenanigans */
+ __text_end__ = . ;
+
+ /* .bss section -- used for uninitialized data */
+ /* Located at the start of RAM */
+ .bss (NOLOAD) : {
+ __bss_start__ = . ;
+ *crt0.o( .ram_vectors )
+
+ __user_bss_start__ = . ;
+ *( .user_bss )
+ __user_bss_end__ = . ;
+
+ *( .shbss )
+ *( .bss .bss.* .gnu.linkonce.b.* )
+ *( COMMON )
+ *( .ram.b )
+ . = ALIGN( 8 ) ;
+
+ __bss_end__ = . ;
+ } >Ram AT>Flash
+
+ /* .data section -- used for initialized data */
+ .data : {
+ __data_start__ = . ;
+ KEEP( *( .jcr ) )
+ *( .got.plt ) *( .got )
+ *( .shdata )
+ *( .data .data.* .gnu.linkonce.d.* )
+ *( .ram )
+ . = ALIGN( 8 ) ;
+ __data_end__ = . ;
+ } >Ram AT>Flash
+
+ __data_init_start__ = LOADADDR( .data ) ;
+
+ /* Heap starts here and grows up in memory */
+ . = ALIGN( 8 ) ;
+ __heap_start__ = . ;
+ end = . ;
+ __end__ = . ;
+
+ .stab 0 (NOLOAD) : { *(.stab) }
+ .stabstr 0 (NOLOAD) : { *(.stabstr) }
+ /* DWARF debug sections. */
+ /* Symbols in the DWARF debugging sections are relative to the */
+ /* beginning of the section so we begin them at 0. */
+ /* DWARF 1 */
+ .debug 0 : { *(.debug) }
+ .line 0 : { *(.line) }
+ /* GNU DWARF 1 extensions */
+ .debug_srcinfo 0 : { *(.debug_srcinfo) }
+ .debug_sfnames 0 : { *(.debug_sfnames) }
+ /* DWARF 1.1 and DWARF 2 */
+ .debug_aranges 0 : { *(.debug_aranges) }
+ .debug_pubnames 0 : { *(.debug_pubnames) }
+ /* DWARF 2 */
+ .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
+ .debug_abbrev 0 : { *(.debug_abbrev) }
+ .debug_line 0 : { *(.debug_line) }
+ .debug_frame 0 : { *(.debug_frame) }
+ .debug_str 0 : { *(.debug_str) }
+ .debug_loc 0 : { *(.debug_loc) }
+ .debug_macinfo 0 : { *(.debug_macinfo) }
+ /* SGI/MIPS DWARF 2 extensions */
+ .debug_weaknames 0 : { *(.debug_weaknames) }
+ .debug_funcnames 0 : { *(.debug_funcnames) }
+ .debug_typenames 0 : { *(.debug_typenames) }
+ .debug_varnames 0 : { *(.debug_varnames) }
+ /* DWARF 3 */
+ .debug_pubtypes 0 : { *(.debug_pubtypes) }
+ .debug_ranges 0 : { *(.debug_ranges) }
+
+ .note.gnu.arm.ident 0 : { KEEP( *( .note.gnu.arm.ident ) ) }
+ .ARM.attributes 0 : {
+ KEEP( *( .ARM.attributes ) )
+ KEEP( *( .gnu.attributes ) )
+ }
+ /DISCARD/ : { *( .note.GNU-stack ) }
+
+ /* C data can be defined as being in special purpose RAMs using
+ * __attribute__ ((section ("ethram"))) for example. */
+ .usbram (NOLOAD):
+ {
+ *( .usbram )
+ *( .usbram.* )
+ } > UsbRam
+ .ethram (NOLOAD):
+ {
+ *( .ethram )
+ *( .ethram.* )
+ } > EthRam
+ .canram (NOLOAD):
+ {
+ *( .canram )
+ *( .canram.* )
+ } > CanRam
+ .batram (NOLOAD):
+ {
+ *( .batram )
+ *( .batram.* )
+ } > BatRam
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/TOOLCHAIN_GCC_ARM/vector_functions.s Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,195 @@
+/* .include "vector_defns.h" */
+
+
+
+.section .privileged_code, "ax"
+.arm
+
+
+.weak __mbed_fiq
+.weak __mbed_undef
+.weak __mbed_prefetch_abort
+.weak __mbed_data_abort
+.weak __mbed_irq
+.weak __mbed_swi
+.weak __mbed_dcc_irq
+.weak __mbed_reset
+.global __mbed_init_realmonitor
+.weak SVC_Handler
+.weak IRQ_Handler
+/* .global __mbed_init */
+
+
+
+
+__mbed_fiq:
+ B __mbed_fiq
+__mbed_undef:
+ LDR PC, =0x7fffffa0
+__mbed_prefetch_abort:
+ LDR PC, =0x7fffffb0
+__mbed_data_abort:
+ LDR PC, =0x7fffffc0
+__mbed_irq:
+/*
+ If RTOS is enabled then goto RTOS IRQ handler
+*/
+ PUSH {R0}
+ LDR R0, =IRQ_Handler
+ CMP R0, #0
+ POP {R0}
+ BNE IRQ_Handler
+/*
+ else use CMSIS IRQ handler
+*/
+ MSR CPSR_c, #0x1F|0x80|0x40
+
+ STMDB sp!, {r0-r3,r12,lr}
+
+ MOV r0, #0xFFFFFF00
+ LDR r0, [r0]
+
+ MOV lr, pc
+ BX r0
+
+ MOV r0, #0xFFFFFF00
+ STR r0, [r0]
+
+ LDMFD sp!,{r0-r3,r12,lr}
+
+ MSR CPSR_c, #0x12|0x80|0x40
+
+ SUBS pc, lr, #4
+
+__mbed_swi:
+/*
+ If RTOS is enabled then goto RTOS SVC handler
+*/
+ PUSH {R0}
+ LDR R0, =SVC_Handler
+ CMP R0, #0
+ POP {R0}
+ BNE SVC_Handler
+/*
+ else use CMSIS SVC handler
+*/
+ STMFD sp!, {a4, r4, ip, lr}
+
+ LDR r4, =0x40000040
+
+ LDR a4, =0x00940000
+ LDR PC, =0x7ffff820
+
+__mbed_dcc_irq:
+ LDMFD sp!,{r0-r3,r12,lr}
+
+ MSR CPSR_c, #0x12|0x80|0x40
+
+ SUB lr, lr, #4
+ STMFD sp!, {ip,lr}
+
+ LDR LR, =0xfffff000
+ STR LR, [LR, #0xf00]
+
+ LDR PC, =0x7fffffe0
+/*
+ __mbed_reset is called after reset
+ we setup the stacks and realmonitor, then call Reset_Handler like on M3
+*/
+
+.section .text, "ax"
+.arm
+.global Reset_handler
+Reset_Handler:
+ .extern __libc_init_array
+ .extern SystemInit
+ .weak software_init_hook
+ LDR R0, =SystemInit
+ MOV LR, PC
+ BX R0
+
+/* if (software_init_hook) // give control to the RTOS
+ software_init_hook(); // this will also call __libc_init_array
+*/
+ LDR R0, =software_init_hook
+ CMP R0, #0
+ BEQ nortos
+ ORR R0,R0,#1 /* set thumb address */
+ BX R0
+/* else */
+nortos:
+ LDR R0, =__libc_init_array
+ MOV LR, PC
+ BX R0
+
+ MSR CPSR_c, #0x1F /* enable irq */
+
+ LDR R0, =main
+ BX R0
+
+__mbed_reset:
+ LDR R0, =( __SRAM_segment_end__ )
+
+ MSR CPSR_c, #0x1B|0x80|0x40
+ MOV SP, R0
+ SUB R0, R0, #0x00000040
+
+ MSR CPSR_c, #0x17|0x80|0x40
+ MOV SP, R0
+ SUB R0, R0, #0x00000040
+
+ MSR CPSR_c, #0x11|0x80|0x40
+ MOV SP, R0
+ SUB R0, R0, #0x00000040
+
+ MSR CPSR_c, #0x12|0x80|0x40
+ MOV SP, R0
+ SUB R0, R0, #0x00000040
+
+ MSR CPSR_c, #0x13|0x80|0x40
+ MOV SP, R0
+ SUB R0, R0, #0x00000040
+
+/*
+ MSR CPSR_c, #0x10|0x80|0x40
+ MOV SP, R0
+*/
+ MSR CPSR_c, #0x1F|0x80|0x40
+ MOV SP, R0
+
+ MSR CPSR_c, #0x13|0x80|0x40 /* execute in Supervisor mode */
+
+/* Relocate .data section (Copy from ROM to RAM) */
+ LDR R1, =__text_end__ /* _etext */
+ LDR R2, =__data_start__ /* _data */
+ LDR R3, =__data_end__ /* _edata */
+ CMP R2, R3
+ BEQ DataIsEmpty
+LoopRel: CMP R2, R3
+ LDRLO R0, [R1], #4
+ STRLO R0, [R2], #4
+ BLO LoopRel
+DataIsEmpty:
+
+/* Clear .bss section (Zero init) */
+ MOV R0, #0
+ LDR R1, =__bss_start__
+ LDR R2, =__bss_end__
+ CMP R1,R2
+ BEQ BSSIsEmpty
+LoopZI: CMP R1, R2
+ STRLO R0, [R1], #4
+ BLO LoopZI
+BSSIsEmpty:
+
+
+/* Init realmonitor */
+/*
+ LDR R0, =__mbed_init_realmonitor
+ MOV LR, PC
+ BX R0
+*/
+
+/* Go to Reset_Handler */
+ LDR R0, =Reset_Handler
+ BX R0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/TOOLCHAIN_GCC_ARM/vector_table.s Mon Jun 01 11:00:11 2015 +0100 @@ -0,0 +1,45 @@ +# 1 "vector_table.s" +# 1 "<built-in>" +# 1 "<command line>" +# 1 "vector_table.s" +; + + + + +# 1 "vector_defns.h" 1 +# 7 "vector_table.s" 2 + +; + + + + + + + + .section .vectors, "ax" + .arm + + + .global __main + .global __mbed_reset + .global __mbed_undef + .global __mbed_swi + .global __mbed_prefetch_abort + .global __mbed_data_abort + .global __mbed_irq + .global __mbed_fiq + +; + + +_start: + LDR PC, =__mbed_reset + LDR PC, =__mbed_undef + LDR PC, =__mbed_swi + LDR PC, =__mbed_prefetch_abort + LDR PC, =__mbed_data_abort + NOP ; + LDR PC, =__mbed_irq + LDR PC, =__mbed_fiq
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/cmsis.h Mon Jun 01 11:00:11 2015 +0100 @@ -0,0 +1,13 @@ +/* mbed Microcontroller Library - CMSIS + * Copyright (C) 2009-2015 ARM Limited. All rights reserved. + * + * A generic CMSIS include header, pulling in LPC2368 specifics + */ + +#ifndef MBED_CMSIS_H +#define MBED_CMSIS_H + +#include "LPC24xx.h" +#include "cmsis_nvic.h" + +#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/cmsis_nvic.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,40 @@
+/* mbed Microcontroller Library
+ * CMSIS-style functionality to support dynamic vectors
+ *******************************************************************************
+ * Copyright (c) 2011-2015 ARM Limited. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of ARM Limited nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "cmsis_nvic.h"
+
+void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) {
+ LPC_VIC->VectAddr[(int)IRQn] = vector;
+}
+
+uint32_t NVIC_GetVector(IRQn_Type IRQn) {
+ return LPC_VIC->VectAddr[(int)IRQn];
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/cmsis_nvic.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,51 @@
+/* mbed Microcontroller Library
+ * CMSIS-style functionality to support dynamic vectors
+ *******************************************************************************
+ * Copyright (c) 2011-2015 ARM Limited. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of ARM Limited nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#ifndef MBED_CMSIS_NVIC_H
+#define MBED_CMSIS_NVIC_H
+
+#define NVIC_NUM_VECTORS 32
+#define NVIC_USER_IRQ_OFFSET 0
+
+#include "cmsis.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector);
+uint32_t NVIC_GetVector(IRQn_Type IRQn);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/core_arm7.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,44 @@
+/* mbed Microcontroller Library
+ * Copyright (C) 2008-2015 ARM Limited. All rights reserved.
+ *
+ * ARM7 version of CMSIS-like functionality - not advised for use outside mbed!
+ * based on core_cm3.h, V1.20
+ */
+
+#include <stdint.h>
+
+
+/* define compiler specific symbols */
+#if defined ( __CC_ARM )
+ #define __ASM __asm /*!< asm keyword for armcc */
+ #define __INLINE __inline /*!< inline keyword for armcc */
+
+#elif defined ( __ICCARM__ )
+ #define __ASM __asm /*!< asm keyword for iarcc */
+ #define __INLINE inline /*!< inline keyword for iarcc. Only avaiable in High optimization mode! */
+
+#elif defined ( __GNUC__ )
+ #define __ASM __asm /*!< asm keyword for gcc */
+ #define __INLINE inline /*!< inline keyword for gcc */
+
+#elif defined ( __TASKING__ )
+ #define __ASM __asm /*!< asm keyword for TASKING Compiler */
+ #define __INLINE inline /*!< inline keyword for TASKING Compiler */
+
+#endif
+
+#if defined ( __CC_ARM )
+/**
+ * @brief Return the Main Stack Pointer (return current ARM7 stack)
+ *
+ * @param none
+ * @return uint32_t Main Stack Pointer
+ *
+ * Return the current value of the MSP (main stack pointer)
+ * Cortex processor register
+ */
+uint32_t __get_MSP(void)
+{
+ return __current_sp();
+}
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/core_arm7.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,343 @@
+/* mbed Microcontroller Library
+ * Copyright (C) 2008-2015 ARM Limited. All rights reserved.
+ *
+ * ARM7 version of CMSIS-like functionality - not advised for use outside mbed!
+ * based on core_cm3.h, V1.20
+ */
+
+#ifndef __ARM7_CORE_H__
+#define __ARM7_CORE_H__
+
+#include "vector_defns.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+//#include "cmsis_nvic.h"
+
+#define __CM3_CMSIS_VERSION_MAIN (0x01) /*!< [31:16] CMSIS HAL main version */
+#define __CM3_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
+#define __CM3_CMSIS_VERSION ((__CM3_CMSIS_VERSION_MAIN << 16) | __CM3_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */
+
+#define __CORTEX_M (0x00) /*!< Cortex core */
+
+/**
+ * Lint configuration \n
+ * ----------------------- \n
+ *
+ * The following Lint messages will be suppressed and not shown: \n
+ * \n
+ * --- Error 10: --- \n
+ * register uint32_t __regBasePri __asm("basepri"); \n
+ * Error 10: Expecting ';' \n
+ * \n
+ * --- Error 530: --- \n
+ * return(__regBasePri); \n
+ * Warning 530: Symbol '__regBasePri' (line 264) not initialized \n
+ * \n
+ * --- Error 550: --- \n
+ * __regBasePri = (basePri & 0x1ff); \n
+ * } \n
+ * Warning 550: Symbol '__regBasePri' (line 271) not accessed \n
+ * \n
+ * --- Error 754: --- \n
+ * uint32_t RESERVED0[24]; \n
+ * Info 754: local structure member '<some, not used in the HAL>' (line 109, file ./cm3_core.h) not referenced \n
+ * \n
+ * --- Error 750: --- \n
+ * #define __CM3_CORE_H__ \n
+ * Info 750: local macro '__CM3_CORE_H__' (line 43, file./cm3_core.h) not referenced \n
+ * \n
+ * --- Error 528: --- \n
+ * static __INLINE void NVIC_DisableIRQ(uint32_t IRQn) \n
+ * Warning 528: Symbol 'NVIC_DisableIRQ(unsigned int)' (line 419, file ./cm3_core.h) not referenced \n
+ * \n
+ * --- Error 751: --- \n
+ * } InterruptType_Type; \n
+ * Info 751: local typedef 'InterruptType_Type' (line 170, file ./cm3_core.h) not referenced \n
+ * \n
+ * \n
+ * Note: To re-enable a Message, insert a space before 'lint' * \n
+ *
+ */
+
+/*lint -save */
+/*lint -e10 */
+/*lint -e530 */
+/*lint -e550 */
+/*lint -e754 */
+/*lint -e750 */
+/*lint -e528 */
+/*lint -e751 */
+
+#include <stdint.h> /* Include standard types */
+
+#if defined ( __CC_ARM )
+/**
+ * @brief Return the Main Stack Pointer (current ARM7 stack)
+ *
+ * @param none
+ * @return uint32_t Main Stack Pointer
+ *
+ * Return the current value of the MSP (main stack pointer)
+ * Cortex processor register
+ */
+extern uint32_t __get_MSP(void);
+#endif
+
+
+#if defined (__ICCARM__)
+ #include <intrinsics.h> /* IAR Intrinsics */
+#endif
+
+
+#ifndef __NVIC_PRIO_BITS
+ #define __NVIC_PRIO_BITS 4 /*!< standard definition for NVIC Priority Bits */
+#endif
+
+typedef struct
+{
+ uint32_t IRQStatus;
+ uint32_t FIQStatus;
+ uint32_t RawIntr;
+ uint32_t IntSelect;
+ uint32_t IntEnable;
+ uint32_t IntEnClr;
+ uint32_t SoftInt;
+ uint32_t SoftIntClr;
+ uint32_t Protection;
+ uint32_t SWPriorityMask;
+ uint32_t RESERVED0[54];
+ uint32_t VectAddr[32];
+ uint32_t RESERVED1[32];
+ uint32_t VectPriority[32];
+ uint32_t RESERVED2[800];
+ uint32_t Address;
+} NVIC_TypeDef;
+
+#define NVIC_BASE (0xFFFFF000)
+#define NVIC (( NVIC_TypeDef *) NVIC_BASE)
+
+
+
+/**
+ * IO definitions
+ *
+ * define access restrictions to peripheral registers
+ */
+
+#ifdef __cplusplus
+#define __I volatile /*!< defines 'read only' permissions */
+#else
+#define __I volatile const /*!< defines 'read only' permissions */
+#endif
+#define __O volatile /*!< defines 'write only' permissions */
+#define __IO volatile /*!< defines 'read / write' permissions */
+
+
+
+
+
+#if defined ( __CC_ARM )
+ #define __ASM __asm /*!< asm keyword for ARM Compiler */
+ #define __INLINE __inline /*!< inline keyword for ARM Compiler */
+
+#elif defined ( __ICCARM__ )
+ #define __ASM __asm /*!< asm keyword for IAR Compiler */
+ #define __INLINE inline /*!< inline keyword for IAR Compiler. Only avaiable in High optimization mode! */
+
+#elif defined ( __GNUC__ )
+ #define __ASM __asm /*!< asm keyword for GNU Compiler */
+ #define __INLINE inline /*!< inline keyword for GNU Compiler */
+
+#elif defined ( __TASKING__ )
+ #define __ASM __asm /*!< asm keyword for TASKING Compiler */
+ #define __INLINE inline /*!< inline keyword for TASKING Compiler */
+
+#endif
+
+
+/* ################### Compiler specific Intrinsics ########################### */
+
+#if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/
+/* ARM armcc specific functions */
+
+#define __enable_fault_irq __enable_fiq
+#define __disable_fault_irq __disable_fiq
+
+#define __NOP __nop
+//#define __WFI __wfi
+//#define __WFE __wfe
+//#define __SEV __sev
+//#define __ISB() __isb(0)
+//#define __DSB() __dsb(0)
+//#define __DMB() __dmb(0)
+//#define __REV __rev
+//#define __RBIT __rbit
+#define __LDREXB(ptr) ((unsigned char ) __ldrex(ptr))
+#define __LDREXH(ptr) ((unsigned short) __ldrex(ptr))
+#define __LDREXW(ptr) ((unsigned int ) __ldrex(ptr))
+#define __STREXB(value, ptr) __strex(value, ptr)
+#define __STREXH(value, ptr) __strex(value, ptr)
+#define __STREXW(value, ptr) __strex(value, ptr)
+
+#define __disable_irq() unsigned tmp_IntEnable = LPC_VIC->IntEnable; \
+ LPC_VIC->IntEnClr = 0xffffffff
+
+#define __enable_irq() LPC_VIC->IntEnable = tmp_IntEnable
+
+#elif (defined (__ICCARM__)) /*------------------ ICC Compiler -------------------*/
+
+#define __enable_irq __enable_interrupt /*!< global Interrupt enable */
+#define __disable_irq __disable_interrupt /*!< global Interrupt disable */
+#define __NOP __no_operation() /*!< no operation intrinsic in IAR Compiler */
+
+#elif (defined (__GNUC__)) /*------------------ GNU Compiler ---------------------*/
+
+static __INLINE void __enable_irq() {
+ unsigned long temp;
+ __asm__ __volatile__("mrs %0, cpsr\n"
+ "bic %0, %0, #0x80\n"
+ "msr cpsr_c, %0"
+ : "=r" (temp)
+ :
+ : "memory");
+}
+
+static __INLINE uint32_t __disable_irq() {
+ unsigned long old,temp;
+ __asm__ __volatile__("mrs %0, cpsr\n"
+ "orr %1, %0, #0xc0\n"
+ "msr cpsr_c, %1"
+ : "=r" (old), "=r" (temp)
+ :
+ : "memory");
+ return (old & 0x80) == 0;
+}
+
+static __INLINE void __NOP() { __ASM volatile ("nop"); }
+
+/** \brief Get Control Bits of Status Register
+
+ This function returns the content of the Control Bits from the Program Status Register.
+
+ \return Control Bits value
+ */
+__attribute__( ( always_inline ) ) static inline uint32_t __get_CONTROL(void)
+{
+ uint32_t result;
+
+ __asm__ __volatile__ ("MRS %0, CPSR \n"
+ "AND %0,%0,#31" : "=r" (result) );
+ return(result);
+}
+#define MODE_USER 0x10
+#define MODE_FIQ 0x11
+#define MODE_IRQ 0x12
+#define MODE_SUPERVISOR 0x13
+#define MODE_ABORT 0x17
+#define MODE_UNDEFINED 0x1B
+#define MODE_SYSTEM 0x1F
+
+
+#elif (defined (__TASKING__)) /*------------------ TASKING Compiler ---------------------*/
+/* TASKING carm specific functions */
+
+/*
+ * The CMSIS functions have been implemented as intrinsics in the compiler.
+ * Please use "carm -?i" to get an up to date list of all instrinsics,
+ * Including the CMSIS ones.
+ */
+
+#endif
+
+
+/**
+ * @brief Enable Interrupt in NVIC Interrupt Controller
+ *
+ * @param IRQn_Type IRQn specifies the interrupt number
+ * @return none
+ *
+ * Enable a device specific interupt in the NVIC interrupt controller.
+ * The interrupt number cannot be a negative value.
+ */
+static __INLINE void NVIC_EnableIRQ(uint32_t IRQn)
+{
+ NVIC->IntEnable = 1 << (uint32_t)IRQn;
+}
+
+
+/**
+ * @brief Disable the interrupt line for external interrupt specified
+ *
+ * @param IRQn_Type IRQn is the positive number of the external interrupt
+ * @return none
+ *
+ * Disable a device specific interupt in the NVIC interrupt controller.
+ * The interrupt number cannot be a negative value.
+ */
+static __INLINE void NVIC_DisableIRQ(uint32_t IRQn)
+{
+ NVIC->IntEnClr = 1 << (uint32_t)IRQn;
+}
+
+/**
+ * @brief Pend Interrupt in NVIC Interrupt Controller
+ *
+ * @param IRQn_Type IRQn specifies the interrupt number
+ * @return none
+ *
+ * Force software a device specific interupt in the NVIC interrupt controller.
+ * The interrupt number cannot be a negative value.
+ */
+static __INLINE void NVIC_PendIRQ(uint32_t IRQn)
+{
+ NVIC->SoftInt = 1 << (uint32_t)IRQn;
+}
+
+
+/**
+ * @brief Unpend the interrupt in NVIC Interrupt Controller
+ *
+ * @param IRQn_Type IRQn is the positive number of the external interrupt
+ * @return none
+ *
+ * Clear software device specific interupt in the NVIC interrupt controller.
+ * The interrupt number cannot be a negative value.
+ */
+static __INLINE void NVIC_UnpendIRQ(uint32_t IRQn)
+{
+ NVIC->SoftIntClr = 1 << (uint32_t)IRQn;
+}
+
+/**
+ * @brief Is IRQ pending
+ *
+ * @param IRQn_Type IRQn is the positive number of the external interrupt
+ * @return 0 if IRQ is not pending
+ * 1 if IRQ is pending
+ *
+ * Returns software device specific interupt in the NVIC interrupt controller.
+ * The interrupt number cannot be a negative value.
+ */
+static __INLINE uint32_t NVIC_Pending(uint32_t IRQn)
+{
+ return (NVIC->SoftInt & (1 << (uint32_t)IRQn)) != 0;
+}
+
+static __INLINE uint32_t __get_IPSR(void)
+{
+ unsigned i;
+
+ for(i = 0; i < 32; i ++)
+ if(NVIC->Address == NVIC->VectAddr[i])
+ return i;
+ return 1; // 1 is an invalid entry in the interrupt table on LPC2460
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __ARM7_CORE_H__ */
+
+/*lint -restore */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/system_LPC24xx.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,164 @@
+/* mbed Microcontroller Library
+ * Copyright (C) 2008-2015 ARM Limited. All rights reserved.
+ *
+ * ARM7 version of CMSIS-like functionality - not advised for use outside mbed!
+ */
+
+#include <stdint.h>
+#include "LPC24xx.h"
+
+#define CLOCK_SETUP 1
+#define SCS_Val ((1<<4) | (1 << 5))
+#define CLKSRCSEL_Val 0x00000001
+
+#define PLL0_SETUP 1
+#define PLL0CFG_Val 0x0000000B
+#define CCLKCFG_Val 0x00000003
+#define USBCLKCFG_Val 0x00000005
+#define PCLKSEL0_Val 0x00000000
+#define PCLKSEL1_Val 0x00000000
+#define PCONP_Val (1 << PCEMC)
+#define CLKOUTCFG_Val 0x00000000
+#define MAMCR_Val 0x00000002
+#define MAMTIM_Val 0x00000004
+
+/*----------------------------------------------------------------------------
+ DEFINES
+ *----------------------------------------------------------------------------*/
+
+#define XTAL (12000000UL) /* Oscillator frequency */
+#define OSC_CLK ( XTAL) /* Main oscillator frequency */
+#define RTC_CLK ( 32000UL) /* RTC oscillator frequency */
+#define IRC_OSC ( 4000000UL) /* Internal RC oscillator frequency */
+
+/* F_cco0 = (2 * M * F_in) / N */
+#define __M (((PLL0CFG_Val ) & 0x7FFF) + 1)
+#define __N (((PLL0CFG_Val >> 16) & 0x00FF) + 1)
+#define __FCCO(__F_IN) ((2 * __M * __F_IN) / __N)
+#define __CCLK_DIV (((CCLKCFG_Val ) & 0x00FF) + 1)
+
+/* Determine core clock frequency according to settings */
+ #if (PLL0_SETUP)
+ #if ((CLKSRCSEL_Val & 0x03) == 1)
+ #define __CORE_CLK (__FCCO(OSC_CLK) / __CCLK_DIV)
+ #elif ((CLKSRCSEL_Val & 0x03) == 2)
+ #define __CORE_CLK (__FCCO(RTC_CLK) / __CCLK_DIV)
+ #else
+ #define __CORE_CLK (__FCCO(IRC_OSC) / __CCLK_DIV)
+ #endif
+ #endif
+
+
+/*----------------------------------------------------------------------------
+ Clock Variable definitions
+ *----------------------------------------------------------------------------*/
+uint32_t SystemCoreClock = __CORE_CLK;/*!< System Clock Frequency (Core Clock)*/
+
+/*----------------------------------------------------------------------------
+ Clock functions
+ *----------------------------------------------------------------------------*/
+void SystemCoreClockUpdate (void) /* Get Core Clock Frequency */
+{
+ /* Determine clock frequency according to clock register values */
+ if (((LPC_SC->PLL0STAT >> 24) & 3) == 3) { /* If PLL0 enabled and connected */
+ switch (LPC_SC->CLKSRCSEL & 0x03) {
+ case 0: /* Int. RC oscillator => PLL0 */
+ case 3: /* Reserved, default to Int. RC */
+ SystemCoreClock = (IRC_OSC *
+ (((2 * ((LPC_SC->PLL0STAT & 0x7FFF) + 1))) /
+ (((LPC_SC->PLL0STAT >> 16) & 0xFF) + 1)) /
+ ((LPC_SC->CCLKCFG & 0xFF)+ 1));
+ break;
+ case 1: /* Main oscillator => PLL0 */
+ SystemCoreClock = (OSC_CLK *
+ (((2 * ((LPC_SC->PLL0STAT & 0x7FFF) + 1))) /
+ (((LPC_SC->PLL0STAT >> 16) & 0xFF) + 1)) /
+ ((LPC_SC->CCLKCFG & 0xFF)+ 1));
+ break;
+ case 2: /* RTC oscillator => PLL0 */
+ SystemCoreClock = (RTC_CLK *
+ (((2 * ((LPC_SC->PLL0STAT & 0x7FFF) + 1))) /
+ (((LPC_SC->PLL0STAT >> 16) & 0xFF) + 1)) /
+ ((LPC_SC->CCLKCFG & 0xFF)+ 1));
+ break;
+ }
+ } else {
+ switch (LPC_SC->CLKSRCSEL & 0x03) {
+ case 0: /* Int. RC oscillator => PLL0 */
+ case 3: /* Reserved, default to Int. RC */
+ SystemCoreClock = IRC_OSC / ((LPC_SC->CCLKCFG & 0xFF)+ 1);
+ break;
+ case 1: /* Main oscillator => PLL0 */
+ SystemCoreClock = OSC_CLK / ((LPC_SC->CCLKCFG & 0xFF)+ 1);
+ break;
+ case 2: /* RTC oscillator => PLL0 */
+ SystemCoreClock = RTC_CLK / ((LPC_SC->CCLKCFG & 0xFF)+ 1);
+ break;
+ }
+ }
+}
+
+void vectorRemap()
+{
+ #define ARM_VECTOR_REBASE (0x40000000)
+ extern unsigned long __privileged_code_start__; /* Startup code address from linker */
+ int i;
+
+ /* Copy ARM vector table into internal RAM */
+ for (i = 0; i <= 56; i+=2)
+ {
+ *(unsigned short *)(ARM_VECTOR_REBASE + i) = *(unsigned short *)((unsigned long)(&__privileged_code_start__) + i);
+ }
+
+// *(unsigned long *)(ARM_VECTOR_REBASE) = (unsigned long)armUnexpReset;
+ /* Remap the interrupt vectors to RAM */
+ LPC_SC->MEMMAP = 2;
+}
+
+/**
+ * Initialize the system
+ *
+ * @param none
+ * @return none
+ *
+ * @brief Setup the microcontroller system.
+ * Initialize the System and update the SystemFrequency variable.
+ */
+void SystemInit (void)
+{
+ LPC_WDT->WDMOD = 0; /* Disable internal watchdog */
+#if (CLOCK_SETUP) /* Clock Setup */
+ LPC_SC->SCS = SCS_Val;
+ if (SCS_Val & (1 << 5)) { /* If Main Oscillator is enabled */
+ while ((LPC_SC->SCS & (1 << 6)) == 0); /* Wait for Oscillator to be ready */
+ }
+
+ LPC_SC->CCLKCFG = CCLKCFG_Val; /* Setup Clock Divider */
+
+#if (PLL0_SETUP)
+ LPC_SC->CLKSRCSEL = CLKSRCSEL_Val; /* Select Clock Source for PLL0 */
+ LPC_SC->PLL0CFG = PLL0CFG_Val;
+ LPC_SC->PLL0CON = 0x01; /* PLL0 Enable */
+ LPC_SC->PLL0FEED = 0xAA;
+ LPC_SC->PLL0FEED = 0x55;
+ while (!(LPC_SC->PLL0STAT & (1 << 26))); /* Wait for PLOCK0 */
+
+ LPC_SC->PLL0CON = 0x03; /* PLL0 Enable & Connect */
+ LPC_SC->PLL0FEED = 0xAA;
+ LPC_SC->PLL0FEED = 0x55;
+#endif
+
+ LPC_SC->USBCLKCFG = USBCLKCFG_Val; /* Setup USB Clock Divider */
+#endif
+
+ LPC_SC->PCLKSEL0 = PCLKSEL0_Val; /* Peripheral Clock Selection */
+ LPC_SC->PCLKSEL1 = PCLKSEL1_Val;
+
+ LPC_SC->PCONP = PCONP_Val; /* Power Control for Peripherals */
+
+ // Setup MAM
+ LPC_SC->MAMTIM = MAMTIM_Val;
+ LPC_SC->MAMCR = MAMCR_Val;
+ vectorRemap();
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/system_LPC24xx.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,44 @@
+/* mbed Microcontroller Library
+ * Copyright (C) 2008-2015 ARM Limited. All rights reserved.
+ *
+ * ARM7 version of CMSIS-like functionality - not advised for use outside mbed!
+ * based on cmsis system_LPC17xx.h
+ */
+
+#ifndef __SYSTEM_LPC24xx_H
+#define __SYSTEM_LPC24xx_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
+
+/**
+ * Initialize the system
+ *
+ * @param none
+ * @return none
+ *
+ * @brief Setup the microcontroller system.
+ * Initialize the System and update the SystemCoreClock variable.
+ */
+extern void SystemInit (void);
+
+/**
+ * Update SystemCoreClock variable
+ *
+ * @param none
+ * @return none
+ *
+ * @brief Updates the SystemCoreClock with current core Clock
+ * retrieved from cpu registers.
+ */
+extern void SystemCoreClockUpdate (void);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/vector_defns.h Mon Jun 01 11:00:11 2015 +0100 @@ -0,0 +1,77 @@ +/* mbed Microcontroller Library - Vectors + * Copyright (c) 2006-2015 ARM Limited. All rights reserved. + */ + +#ifndef MBED_VECTOR_DEFNS_H +#define MBED_VECTOR_DEFNS_H + +// Assember Macros +#ifdef __ARMCC_VERSION +#define EXPORT(x) EXPORT x +#define WEAK_EXPORT(x) EXPORT x [WEAK] +#define IMPORT(x) IMPORT x +#define LABEL(x) x +#else +#define EXPORT(x) .global x +#define WEAK_EXPORT(x) .weak x +#define IMPORT(x) .global x +#define LABEL(x) x: +#endif + +// RealMonitor +// Requires RAM (0x40000040-0x4000011F) to be allocated by the linker + +// RealMonitor entry points +#define rm_init_entry 0x7fffff91 +#define rm_undef_handler 0x7fffffa0 +#define rm_prefetchabort_handler 0x7fffffb0 +#define rm_dataabort_handler 0x7fffffc0 +#define rm_irqhandler2 0x7fffffe0 +//#define rm_RunningToStopped 0x7ffff808 // ARM - MBED64 +#define rm_RunningToStopped 0x7ffff820 // ARM - PHAT40 + +// Unofficial RealMonitor entry points and variables +#define RM_MSG_SWI 0x00940000 +#define StateP 0x40000040 + +// VIC register addresses +#define VIC_Base 0xfffff000 +#define VICAddress_Offset 0xf00 +#define VICVectAddr0_Offset 0x100 +#define VICVectAddr2_Offset 0x108 +#define VICVectAddr3_Offset 0x10c +#define VICVectAddr31_Offset 0x17c +#define VICIntEnClr_Offset 0x014 +#define VICIntEnClr (*(volatile unsigned long *)(VIC_Base + 0x014)) +#define VICVectAddr2 (*(volatile unsigned long *)(VIC_Base + 0x108)) +#define VICVectAddr3 (*(volatile unsigned long *)(VIC_Base + 0x10C)) + +// ARM Mode bits and Interrupt flags in PSRs +#define Mode_USR 0x10 +#define Mode_FIQ 0x11 +#define Mode_IRQ 0x12 +#define Mode_SVC 0x13 +#define Mode_ABT 0x17 +#define Mode_UND 0x1B +#define Mode_SYS 0x1F +#define I_Bit 0x80 // when I bit is set, IRQ is disabled +#define F_Bit 0x40 // when F bit is set, FIQ is disabled + +// MCU RAM +#define LPC2460_RAM_ADDRESS 0x40000000 // RAM Base +#define LPC2460_RAM_SIZE 0x10000 // 64KB + +// ISR Stack Allocation +#define UND_stack_size 0x00000040 +#define SVC_stack_size 0x00000040 +#define ABT_stack_size 0x00000040 +#define FIQ_stack_size 0x00000000 +#define IRQ_stack_size 0x00000040 + +#define ISR_stack_size (UND_stack_size + SVC_stack_size + ABT_stack_size + FIQ_stack_size + IRQ_stack_size) + +// Full Descending Stack, so top-most stack points to just above the top of RAM +#define LPC2460_STACK_TOP (LPC2460_RAM_ADDRESS + LPC2460_RAM_SIZE) +#define USR_STACK_TOP (LPC2460_STACK_TOP - ISR_stack_size) + +#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/vector_realmonitor.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,22 @@
+/* mbed Microcontroller Library - RealMonitor
+ * Copyright (c) 2006-2015 ARM Limited. All rights reserved.
+ */
+#include "vector_defns.h"
+
+extern void __mbed_dcc_irq(void);
+
+/* Function: __mbed_init_realmonitor
+ * Setup the RealMonitor DCC Interrupt Handlers
+ */
+void __mbed_init_realmonitor(void) __attribute__((weak));
+void __mbed_init_realmonitor() {
+ // Disable all interrupts
+ VICIntEnClr = 0xffffffff;
+
+ // Set DCC interrupt vector addresses
+ VICVectAddr2 = (unsigned)&__mbed_dcc_irq;
+ VICVectAddr3 = (unsigned)&__mbed_dcc_irq;
+
+ // Initialise RealMonitor
+ ((void (*)(void))rm_init_entry)();
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/PeripheralNames.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,120 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_PERIPHERALNAMES_H
+#define MBED_PERIPHERALNAMES_H
+
+#include "cmsis.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+ UART_0 = (int)LPC_UART0_BASE,
+ UART_1 = (int)LPC_UART1_BASE,
+ UART_2 = (int)LPC_UART2_BASE,
+ UART_3 = (int)LPC_UART3_BASE
+} UARTName;
+
+typedef enum {
+ ADC0_0 = 0,
+ ADC0_1,
+ ADC0_2,
+ ADC0_3,
+ ADC0_4,
+ ADC0_5,
+ ADC0_6,
+ ADC0_7
+} ADCName;
+
+typedef enum {
+ DAC_0 = 0
+} DACName;
+
+typedef enum {
+ SPI_0 = (int)LPC_SSP0_BASE,
+ SPI_1 = (int)LPC_SSP1_BASE
+} SPIName;
+
+typedef enum {
+ I2C_0 = (int)LPC_I2C0_BASE,
+ I2C_1 = (int)LPC_I2C1_BASE,
+ I2C_2 = (int)LPC_I2C2_BASE
+} I2CName;
+
+typedef enum {
+ PWM_1 = 1,
+ PWM_2,
+ PWM_3,
+ PWM_4,
+ PWM_5,
+ PWM_6
+} PWMName;
+
+typedef enum {
+ CAN_1 = (int)LPC_CAN1_BASE,
+ CAN_2 = (int)LPC_CAN2_BASE
+} CANName;
+
+#define STDIO_UART_TX USBTX
+#define STDIO_UART_RX USBRX
+#define STDIO_UART UART_2
+
+// Default peripherals
+#define MBED_SPI0 p5, p6, p7, p8
+//#define MBED_SPI1 p11, p12, p13, p14
+
+#define MBED_UART0 p9, p10
+#define MBED_UART1 p13, p14
+#define MBED_UART2 p15, p16
+#define MBED_UARTUSB USBTX, USBRX
+
+#define MBED_I2C0 p17, p18
+//#define MBED_I2C1 p9, p10
+
+#define MBED_CAN0 p19, p20
+
+#define MBED_ANALOGOUT0 p21
+
+#define MBED_ANALOGIN0 p22
+#define MBED_ANALOGIN1 p23
+//#define MBED_ANALOGIN2 p17
+//#define MBED_ANALOGIN3 p18
+//#define MBED_ANALOGIN4 p19
+//#define MBED_ANALOGIN5 p20
+
+#define MBED_PWMOUT0 p24
+#define MBED_PWMOUT1 p25
+#define MBED_PWMOUT2 p26
+#define MBED_PWMOUT3 p27
+//#define MBED_PWMOUT4 p22
+//#define MBED_PWMOUT5 p21
+
+#define MBED_USB_D_PLUS p28
+#define MBED_USB_D_MINUS p29
+
+#define MBED_MCICLK p30
+#define MBED_MCICMD p31
+#define MBED_MCIDAT0 p32
+#define MBED_MCIDAT1 p33
+#define MBED_MCIDAT2 p34
+#define MBED_MCIDAT3 p35
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/PinNames.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,112 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef MBED_PINNAMES_H
+#define MBED_PINNAMES_H
+
+#include "cmsis.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+ PIN_INPUT,
+ PIN_OUTPUT
+} PinDirection;
+
+#define PORT_SHIFT 5
+
+typedef enum {
+ // LPC Pin Names
+ P0_0 = LPC_GPIO0_BASE,
+ P0_1, P0_2, P0_3, P0_4, P0_5, P0_6, P0_7, P0_8, P0_9, P0_10, P0_11, P0_12, P0_13, P0_14, P0_15, P0_16, P0_17, P0_18, P0_19, P0_20, P0_21, P0_22, P0_23, P0_24, P0_25, P0_26, P0_27, P0_28, P0_29, P0_30, P0_31,
+ P1_0, P1_1, P1_2, P1_3, P1_4, P1_5, P1_6, P1_7, P1_8, P1_9, P1_10, P1_11, P1_12, P1_13, P1_14, P1_15, P1_16, P1_17, P1_18, P1_19, P1_20, P1_21, P1_22, P1_23, P1_24, P1_25, P1_26, P1_27, P1_28, P1_29, P1_30, P1_31,
+ P2_0, P2_1, P2_2, P2_3, P2_4, P2_5, P2_6, P2_7, P2_8, P2_9, P2_10, P2_11, P2_12, P2_13, P2_14, P2_15, P2_16, P2_17, P2_18, P2_19, P2_20, P2_21, P2_22, P2_23, P2_24, P2_25, P2_26, P2_27, P2_28, P2_29, P2_30, P2_31,
+ P3_0, P3_1, P3_2, P3_3, P3_4, P3_5, P3_6, P3_7, P3_8, P3_9, P3_10, P3_11, P3_12, P3_13, P3_14, P3_15, P3_16, P3_17, P3_18, P3_19, P3_20, P3_21, P3_22, P3_23, P3_24, P3_25, P3_26, P3_27, P3_28, P3_29, P3_30, P3_31,
+ P4_0, P4_1, P4_2, P4_3, P4_4, P4_5, P4_6, P4_7, P4_8, P4_9, P4_10, P4_11, P4_12, P4_13, P4_14, P4_15, P4_16, P4_17, P4_18, P4_19, P4_20, P4_21, P4_22, P4_23, P4_24, P4_25, P4_26, P4_27, P4_28, P4_29, P4_30, P4_31,
+
+ // mbed DIP Pin Names
+ p5 = P0_18,
+ p6 = P0_17,
+ p7 = P0_15,
+ p8 = P0_16,
+
+ p9 = P0_2,
+ p10 = P0_3,
+ p11 = P0_18,
+ p12 = P0_17,
+ p13 = P2_0,
+ p14 = P2_1,
+ p15 = P4_28,
+ p16 = P4_29,
+ p17 = P2_30,
+ p18 = P2_31,
+ p19 = P0_0,
+ p20 = P0_1,
+ p21 = P0_26,
+ p22 = P0_12,
+ p23 = P0_13,
+ p24 = P1_20,
+ p25 = P1_21,
+ p26 = P1_23,
+ p27 = P1_24,
+ p28 = P0_29,
+ p29 = P0_30,
+ p30 = P1_2,
+ p31 = P1_3,
+ p32 = P1_6,
+ p33 = P1_7,
+ p34 = P1_11,
+ p35 = P1_12,
+
+ // Other mbed Pin Names
+ LED1 = P1_19,
+ LED2 = P2_26,
+ LED3 = P2_27,
+ LED4 = P2_27,
+
+ USBTX = P2_8,
+ USBRX = P2_9,
+
+ EXT_WDT = P0_10,
+
+ // Not connected
+ NC = (int)0xFFFFFFFF
+} PinName;
+
+typedef enum {
+ PullUp = 0,
+ PullDown = 3,
+ PullNone = 2,
+ OpenDrain = 4,
+ PullDefault = PullDown
+} PinMode;
+
+// version of PINCON_TypeDef using register arrays
+typedef struct {
+ __IO uint32_t PINSEL[11];
+ uint32_t RESERVED0[5];
+ __IO uint32_t PINMODE[10];
+} PINCONARRAY_TypeDef;
+
+#define PINCONARRAY ((PINCONARRAY_TypeDef *)LPC_PINCON_BASE)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/PortNames.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,38 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_PORTNAMES_H
+#define MBED_PORTNAMES_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+ Port0 = 0,
+ Port1 = 1,
+ Port2 = 2,
+ Port3 = 3,
+ Port4 = 4
+} PortName;
+
+#define PORT_0 Port0
+#define PORT_1 Port1
+#define PORT_2 Port2
+#define PORT_3 Port3
+#ifdef __cplusplus
+}
+#endif
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/analogin_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,125 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed_assert.h"
+#include "analogin_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+
+#define ANALOGIN_MEDIAN_FILTER 1
+
+#define ADC_10BIT_RANGE 0x3FF
+#define ADC_12BIT_RANGE 0xFFF
+
+static inline int div_round_up(int x, int y) {
+ return (x + (y - 1)) / y;
+}
+
+static const PinMap PinMap_ADC[] = {
+ {P0_23, ADC0_0, 1},
+ {P0_24, ADC0_1, 1},
+ {P0_25, ADC0_2, 1},
+ {P0_26, ADC0_3, 1},
+ {P1_30, ADC0_4, 3},
+ {P1_31, ADC0_5, 3},
+ {P0_12, ADC0_6, 3},
+ {P0_13, ADC0_7, 3},
+ {NC, NC, 0}
+};
+
+#define ADC_RANGE ADC_10BIT_RANGE
+
+
+void analogin_init(analogin_t *obj, PinName pin) {
+ obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC);
+ MBED_ASSERT(obj->adc != (ADCName)NC);
+
+ // ensure power is turned on
+ LPC_SC->PCONP |= (1 << PCADC);
+
+ // set PCLK of ADC to /1
+ LPC_SC->PCLKSEL0 &= ~(0x3 << 24);
+ LPC_SC->PCLKSEL0 |= (0x1 << 24);
+ uint32_t PCLK = SystemCoreClock;
+
+ // calculate minimum clock divider
+ // clkdiv = divider - 1
+ uint32_t MAX_ADC_CLK = 4500000;
+ uint32_t clkdiv = div_round_up(PCLK, MAX_ADC_CLK) - 1;
+
+ // Set the generic software-controlled ADC settings
+ LPC_ADC->ADCR = (0 << 0) // SEL: 0 = no channels selected
+ | (clkdiv << 8) // CLKDIV: PCLK max ~= 25MHz, /25 to give safe 1MHz at fastest
+ | (0 << 16) // BURST: 0 = software control
+ | (0 << 17) // CLKS: not applicable
+ | (1 << 21) // PDN: 1 = operational
+ | (0 << 24) // START: 0 = no start
+ | (0 << 27); // EDGE: not applicable
+
+ pinmap_pinout(pin, PinMap_ADC);
+}
+
+static inline uint32_t adc_read(analogin_t *obj) {
+ // Select the appropriate channel and start conversion
+ LPC_ADC->ADCR &= ~0xFF;
+ LPC_ADC->ADCR |= 1 << (int)obj->adc;
+ LPC_ADC->ADCR |= 1 << 24;
+
+ // Repeatedly get the sample data until DONE bit
+ unsigned int data;
+ do {
+ data = LPC_ADC->ADGDR;
+ } while ((data & ((unsigned int)1 << 31)) == 0);
+
+ // Stop conversion
+ LPC_ADC->ADCR &= ~(1 << 24);
+
+ return (data >> 6) & ADC_RANGE; // 10 bit
+}
+
+static inline void order(uint32_t *a, uint32_t *b) {
+ if (*a > *b) {
+ uint32_t t = *a;
+ *a = *b;
+ *b = t;
+ }
+}
+
+static inline uint32_t adc_read_u32(analogin_t *obj) {
+ uint32_t value;
+#if ANALOGIN_MEDIAN_FILTER
+ uint32_t v1 = adc_read(obj);
+ uint32_t v2 = adc_read(obj);
+ uint32_t v3 = adc_read(obj);
+ order(&v1, &v2);
+ order(&v2, &v3);
+ order(&v1, &v2);
+ value = v2;
+#else
+ value = adc_read(obj);
+#endif
+ return value;
+}
+
+uint16_t analogin_read_u16(analogin_t *obj) {
+ uint32_t value = adc_read_u32(obj);
+
+ return (value << 6) | ((value >> 4) & 0x003F); // 10 bit
+}
+
+float analogin_read(analogin_t *obj) {
+ uint32_t value = adc_read_u32(obj);
+ return (float)value * (1.0f / (float)ADC_RANGE);
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/analogout_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,75 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed_assert.h"
+#include "analogout_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+
+static const PinMap PinMap_DAC[] = {
+ {P0_26, DAC_0, 2},
+ {NC , NC , 0}
+};
+
+void analogout_init(dac_t *obj, PinName pin) {
+ obj->dac = (DACName)pinmap_peripheral(pin, PinMap_DAC);
+ MBED_ASSERT(obj->dac != (DACName)NC);
+
+ // power is on by default, set DAC clk divider is /4
+ LPC_SC->PCLKSEL0 &= ~(0x3 << 22);
+
+ // map out (must be done before accessing registers)
+ pinmap_pinout(pin, PinMap_DAC);
+
+ analogout_write_u16(obj, 0);
+}
+
+void analogout_free(dac_t *obj) {}
+
+static inline void dac_write(int value) {
+ value &= 0x3FF; // 10-bit
+
+ // Set the DAC output
+ LPC_DAC->DACR = (0 << 16) // bias = 0
+ | (value << 6);
+}
+
+static inline int dac_read() {
+ return (LPC_DAC->DACR >> 6) & 0x3FF;
+}
+
+void analogout_write(dac_t *obj, float value) {
+ if (value < 0.0f) {
+ dac_write(0);
+ } else if (value > 1.0f) {
+ dac_write(0x3FF);
+ } else {
+ dac_write(value * (float)0x3FF);
+ }
+}
+
+void analogout_write_u16(dac_t *obj, uint16_t value) {
+ dac_write(value >> 6); // 10-bit
+}
+
+float analogout_read(dac_t *obj) {
+ uint32_t value = dac_read();
+ return (float)value * (1.0f / (float)0x3FF);
+}
+
+uint16_t analogout_read_u16(dac_t *obj) {
+ uint32_t value = dac_read(); // 10-bit
+ return (value << 6) | ((value >> 4) & 0x003F);
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/can_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,303 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed_assert.h"
+#include "can_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+
+#include <math.h>
+#include <string.h>
+
+/* Acceptance filter mode in AFMR register */
+#define ACCF_OFF 0x01
+#define ACCF_BYPASS 0x02
+#define ACCF_ON 0x00
+#define ACCF_FULLCAN 0x04
+
+/* There are several bit timing calculators on the internet.
+http://www.port.de/engl/canprod/sv_req_form.html
+http://www.kvaser.com/can/index.htm
+*/
+
+static const PinMap PinMap_CAN_RD[] = {
+ {P0_0 , CAN_1, 1},
+ {P0_4 , CAN_2, 2},
+ {P0_21, CAN_1, 3},
+ {P2_7 , CAN_2, 1},
+ {NC , NC , 0}
+};
+
+static const PinMap PinMap_CAN_TD[] = {
+ {P0_1 , CAN_1, 1},
+ {P0_5 , CAN_2, 2},
+ {P0_22, CAN_1, 3},
+ {P2_8 , CAN_2, 1},
+ {NC , NC , 0}
+};
+
+// Type definition to hold a CAN message
+struct CANMsg {
+ unsigned int reserved1 : 16;
+ unsigned int dlc : 4; // Bits 16..19: DLC - Data Length Counter
+ unsigned int reserved0 : 10;
+ unsigned int rtr : 1; // Bit 30: Set if this is a RTR message
+ unsigned int type : 1; // Bit 31: Set if this is a 29-bit ID message
+ unsigned int id; // CAN Message ID (11-bit or 29-bit)
+ unsigned char data[8]; // CAN Message Data Bytes 0-7
+};
+typedef struct CANMsg CANMsg;
+
+static uint32_t can_disable(can_t *obj) {
+ uint32_t sm = obj->dev->MOD;
+ obj->dev->MOD |= 1;
+ return sm;
+}
+
+static inline void can_enable(can_t *obj) {
+ if (obj->dev->MOD & 1) {
+ obj->dev->MOD &= ~(1);
+ }
+}
+
+int can_mode(can_t *obj, CanMode mode) {
+ return 0; // not implemented
+}
+
+int can_filter(can_t *obj, uint32_t id, uint32_t mask, CANFormat format, int32_t handle) {
+ return 0; // not implemented
+}
+
+static int can_pclk(can_t *obj) {
+ int value = 0;
+ switch ((int)obj->dev) {
+ case CAN_1: value = (LPC_SC->PCLKSEL0 & (0x3 << 26)) >> 26; break;
+ case CAN_2: value = (LPC_SC->PCLKSEL0 & (0x3 << 28)) >> 28; break;
+ }
+
+ switch (value) {
+ case 1: return 1;
+ case 2: return 2;
+ case 3: return 6;
+ default: return 4;
+ }
+}
+
+// This table has the sampling points as close to 75% as possible. The first
+// value is TSEG1, the second TSEG2.
+static const int timing_pts[23][2] = {
+ {0x0, 0x0}, // 2, 50%
+ {0x1, 0x0}, // 3, 67%
+ {0x2, 0x0}, // 4, 75%
+ {0x3, 0x0}, // 5, 80%
+ {0x3, 0x1}, // 6, 67%
+ {0x4, 0x1}, // 7, 71%
+ {0x5, 0x1}, // 8, 75%
+ {0x6, 0x1}, // 9, 78%
+ {0x6, 0x2}, // 10, 70%
+ {0x7, 0x2}, // 11, 73%
+ {0x8, 0x2}, // 12, 75%
+ {0x9, 0x2}, // 13, 77%
+ {0x9, 0x3}, // 14, 71%
+ {0xA, 0x3}, // 15, 73%
+ {0xB, 0x3}, // 16, 75%
+ {0xC, 0x3}, // 17, 76%
+ {0xD, 0x3}, // 18, 78%
+ {0xD, 0x4}, // 19, 74%
+ {0xE, 0x4}, // 20, 75%
+ {0xF, 0x4}, // 21, 76%
+ {0xF, 0x5}, // 22, 73%
+ {0xF, 0x6}, // 23, 70%
+ {0xF, 0x7}, // 24, 67%
+};
+
+static unsigned int can_speed(unsigned int sclk, unsigned int pclk, unsigned int cclk, unsigned char psjw) {
+ uint32_t btr;
+ uint16_t brp = 0;
+ uint32_t calcbit;
+ uint32_t bitwidth;
+ int hit = 0;
+ int bits;
+
+ bitwidth = sclk / (pclk * cclk);
+
+ brp = bitwidth / 0x18;
+ while ((!hit) && (brp < bitwidth / 4)) {
+ brp++;
+ for (bits = 22; bits > 0; bits--) {
+ calcbit = (bits + 3) * (brp + 1);
+ if (calcbit == bitwidth) {
+ hit = 1;
+ break;
+ }
+ }
+ }
+
+ if (hit) {
+ btr = ((timing_pts[bits][1] << 20) & 0x00700000)
+ | ((timing_pts[bits][0] << 16) & 0x000F0000)
+ | ((psjw << 14) & 0x0000C000)
+ | ((brp << 0) & 0x000003FF);
+ } else {
+ btr = 0xFFFFFFFF;
+ }
+
+ return btr;
+}
+
+void can_init(can_t *obj, PinName rd, PinName td) {
+ CANName can_rd = (CANName)pinmap_peripheral(rd, PinMap_CAN_RD);
+ CANName can_td = (CANName)pinmap_peripheral(td, PinMap_CAN_TD);
+ obj->dev = (LPC_CAN_TypeDef *)pinmap_merge(can_rd, can_td);
+ MBED_ASSERT((int)obj->dev != NC);
+
+ switch ((int)obj->dev) {
+ case CAN_1: LPC_SC->PCONP |= 1 << PCAN1; break;
+ case CAN_2: LPC_SC->PCONP |= 1 << PCAN2; break;
+ }
+
+ pinmap_pinout(rd, PinMap_CAN_RD);
+ pinmap_pinout(td, PinMap_CAN_TD);
+
+ can_reset(obj);
+ obj->dev->IER = 0; // Disable Interrupts
+ can_frequency(obj, 100000);
+
+ LPC_CANAF->AFMR = ACCF_BYPASS; // Bypass Filter
+}
+
+void can_free(can_t *obj) {
+ switch ((int)obj->dev) {
+ case CAN_1: LPC_SC->PCONP &= ~(1 << PCAN1); break;
+ case CAN_2: LPC_SC->PCONP &= ~(1 << PCAN2); break;
+ }
+}
+
+int can_frequency(can_t *obj, int f) {
+ int pclk = can_pclk(obj);
+ int btr = can_speed(SystemCoreClock, pclk, (unsigned int)f, 1);
+
+ if (btr > 0) {
+ uint32_t modmask = can_disable(obj);
+ obj->dev->BTR = btr;
+ obj->dev->MOD = modmask;
+ return 1;
+ } else {
+ return 0;
+ }
+}
+
+int can_write(can_t *obj, CAN_Message msg, int cc) {
+ unsigned int CANStatus;
+ CANMsg m;
+
+ can_enable(obj);
+
+ m.id = msg.id ;
+ m.dlc = msg.len & 0xF;
+ m.rtr = msg.type;
+ m.type = msg.format;
+ memcpy(m.data, msg.data, msg.len);
+ const unsigned int *buf = (const unsigned int *)&m;
+
+ CANStatus = obj->dev->SR;
+ if (CANStatus & 0x00000004) {
+ obj->dev->TFI1 = buf[0] & 0xC00F0000;
+ obj->dev->TID1 = buf[1];
+ obj->dev->TDA1 = buf[2];
+ obj->dev->TDB1 = buf[3];
+ if (cc) {
+ obj->dev->CMR = 0x30;
+ } else {
+ obj->dev->CMR = 0x21;
+ }
+ return 1;
+
+ } else if (CANStatus & 0x00000400) {
+ obj->dev->TFI2 = buf[0] & 0xC00F0000;
+ obj->dev->TID2 = buf[1];
+ obj->dev->TDA2 = buf[2];
+ obj->dev->TDB2 = buf[3];
+ if (cc) {
+ obj->dev->CMR = 0x50;
+ } else {
+ obj->dev->CMR = 0x41;
+ }
+ return 1;
+
+ } else if (CANStatus & 0x00040000) {
+ obj->dev->TFI3 = buf[0] & 0xC00F0000;
+ obj->dev->TID3 = buf[1];
+ obj->dev->TDA3 = buf[2];
+ obj->dev->TDB3 = buf[3];
+ if (cc) {
+ obj->dev->CMR = 0x90;
+ } else {
+ obj->dev->CMR = 0x81;
+ }
+ return 1;
+ }
+
+ return 0;
+}
+
+int can_read(can_t *obj, CAN_Message *msg, int handle) {
+ CANMsg x;
+ unsigned int *i = (unsigned int *)&x;
+
+ can_enable(obj);
+
+ if (obj->dev->GSR & 0x1) {
+ *i++ = obj->dev->RFS; // Frame
+ *i++ = obj->dev->RID; // ID
+ *i++ = obj->dev->RDA; // Data A
+ *i++ = obj->dev->RDB; // Data B
+ obj->dev->CMR = 0x04; // release receive buffer
+
+ msg->id = x.id;
+ msg->len = x.dlc;
+ msg->format = (x.type)? CANExtended : CANStandard;
+ msg->type = (x.rtr)? CANRemote: CANData;
+ memcpy(msg->data,x.data,x.dlc);
+ return 1;
+ }
+
+ return 0;
+}
+
+void can_reset(can_t *obj) {
+ can_disable(obj);
+ obj->dev->GSR = 0; // Reset error counter when CAN1MOD is in reset
+}
+
+unsigned char can_rderror(can_t *obj) {
+ return (obj->dev->GSR >> 16) & 0xFF;
+}
+
+unsigned char can_tderror(can_t *obj) {
+ return (obj->dev->GSR >> 24) & 0xFF;
+}
+
+void can_monitor(can_t *obj, int silent) {
+ uint32_t mod_mask = can_disable(obj);
+ if (silent) {
+ obj->dev->MOD |= (1 << 1);
+ } else {
+ obj->dev->MOD &= ~(1 << 1);
+ }
+ if (!(mod_mask & 1)) {
+ can_enable(obj);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/device.h Mon Jun 01 11:00:11 2015 +0100 @@ -0,0 +1,59 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2015 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_DEVICE_H +#define MBED_DEVICE_H + +#define DEVICE_PORTIN 1 +#define DEVICE_PORTOUT 1 +#define DEVICE_PORTINOUT 1 + +#define DEVICE_INTERRUPTIN 1 + +#define DEVICE_ANALOGIN 1 +#define DEVICE_ANALOGOUT 1 + +#define DEVICE_SERIAL 1 + +#define DEVICE_I2C 1 +#define DEVICE_I2CSLAVE 1 + +#define DEVICE_SPI 1 +#define DEVICE_SPISLAVE 1 + +#define DEVICE_CAN 1 + +#define DEVICE_RTC 1 + +#define DEVICE_ETHERNET 1 + +#define DEVICE_PWMOUT 1 + +#define DEVICE_SEMIHOST 0 +#define DEVICE_LOCALFILESYSTEM 0 +#define DEVICE_ID_LENGTH 32 +#define DEVICE_MAC_OFFSET 20 + +#define DEVICE_SLEEP 0 + +#define DEVICE_DEBUG_AWARENESS 0 + +#define DEVICE_STDIO_MESSAGES 1 + +#define DEVICE_ERROR_PATTERN 1 + +#include "objects.h" + +#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/ethernet_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,935 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <string.h>
+
+#include "ethernet_api.h"
+#include "cmsis.h"
+#include "mbed_interface.h"
+#include "toolchain.h"
+#include "mbed_error.h"
+
+#define NEW_LOGIC 0
+#define NEW_ETH_BUFFER 0
+
+#if NEW_ETH_BUFFER
+
+#define NUM_RX_FRAG 4 // Number of Rx Fragments (== packets)
+#define NUM_TX_FRAG 3 // Number of Tx Fragments (== packets)
+
+#define ETH_MAX_FLEN 1536 // Maximum Ethernet Frame Size
+#define ETH_FRAG_SIZE ETH_MAX_FLEN // Packet Fragment size (same as packet length)
+
+#else
+
+// Memfree calculation:
+// (16 * 1024) - ((2 * 4 * NUM_RX) + (2 * 4 * NUM_RX) + (0x300 * NUM_RX) +
+// (2 * 4 * NUM_TX) + (1 * 4 * NUM_TX) + (0x300 * NUM_TX)) = 8556
+/* EMAC Memory Buffer configuration for 16K Ethernet RAM. */
+#define NUM_RX_FRAG 4 /* Num.of RX Fragments 4*1536= 6.0kB */
+#define NUM_TX_FRAG 3 /* Num.of TX Fragments 3*1536= 4.6kB */
+//#define ETH_FRAG_SIZE 1536 /* Packet Fragment size 1536 Bytes */
+
+//#define ETH_MAX_FLEN 1536 /* Max. Ethernet Frame Size */
+#define ETH_FRAG_SIZE 0x300 /* Packet Fragment size 1536/2 Bytes */
+#define ETH_MAX_FLEN 0x300 /* Max. Ethernet Frame Size */
+
+const int ethernet_MTU_SIZE = 0x300;
+
+#endif
+
+#define ETHERNET_ADDR_SIZE 6
+
+PACKED struct RX_DESC_TypeDef { /* RX Descriptor struct */
+ unsigned int Packet;
+ unsigned int Ctrl;
+};
+typedef struct RX_DESC_TypeDef RX_DESC_TypeDef;
+
+PACKED struct RX_STAT_TypeDef { /* RX Status struct */
+ unsigned int Info;
+ unsigned int HashCRC;
+};
+typedef struct RX_STAT_TypeDef RX_STAT_TypeDef;
+
+PACKED struct TX_DESC_TypeDef { /* TX Descriptor struct */
+ unsigned int Packet;
+ unsigned int Ctrl;
+};
+typedef struct TX_DESC_TypeDef TX_DESC_TypeDef;
+
+PACKED struct TX_STAT_TypeDef { /* TX Status struct */
+ unsigned int Info;
+};
+typedef struct TX_STAT_TypeDef TX_STAT_TypeDef;
+
+/* MAC Configuration Register 1 */
+#define MAC1_REC_EN 0x00000001 /* Receive Enable */
+#define MAC1_PASS_ALL 0x00000002 /* Pass All Receive Frames */
+#define MAC1_RX_FLOWC 0x00000004 /* RX Flow Control */
+#define MAC1_TX_FLOWC 0x00000008 /* TX Flow Control */
+#define MAC1_LOOPB 0x00000010 /* Loop Back Mode */
+#define MAC1_RES_TX 0x00000100 /* Reset TX Logic */
+#define MAC1_RES_MCS_TX 0x00000200 /* Reset MAC TX Control Sublayer */
+#define MAC1_RES_RX 0x00000400 /* Reset RX Logic */
+#define MAC1_RES_MCS_RX 0x00000800 /* Reset MAC RX Control Sublayer */
+#define MAC1_SIM_RES 0x00004000 /* Simulation Reset */
+#define MAC1_SOFT_RES 0x00008000 /* Soft Reset MAC */
+
+/* MAC Configuration Register 2 */
+#define MAC2_FULL_DUP 0x00000001 /* Full Duplex Mode */
+#define MAC2_FRM_LEN_CHK 0x00000002 /* Frame Length Checking */
+#define MAC2_HUGE_FRM_EN 0x00000004 /* Huge Frame Enable */
+#define MAC2_DLY_CRC 0x00000008 /* Delayed CRC Mode */
+#define MAC2_CRC_EN 0x00000010 /* Append CRC to every Frame */
+#define MAC2_PAD_EN 0x00000020 /* Pad all Short Frames */
+#define MAC2_VLAN_PAD_EN 0x00000040 /* VLAN Pad Enable */
+#define MAC2_ADET_PAD_EN 0x00000080 /* Auto Detect Pad Enable */
+#define MAC2_PPREAM_ENF 0x00000100 /* Pure Preamble Enforcement */
+#define MAC2_LPREAM_ENF 0x00000200 /* Long Preamble Enforcement */
+#define MAC2_NO_BACKOFF 0x00001000 /* No Backoff Algorithm */
+#define MAC2_BACK_PRESSURE 0x00002000 /* Backoff Presurre / No Backoff */
+#define MAC2_EXCESS_DEF 0x00004000 /* Excess Defer */
+
+/* Back-to-Back Inter-Packet-Gap Register */
+#define IPGT_FULL_DUP 0x00000015 /* Recommended value for Full Duplex */
+#define IPGT_HALF_DUP 0x00000012 /* Recommended value for Half Duplex */
+
+/* Non Back-to-Back Inter-Packet-Gap Register */
+#define IPGR_DEF 0x00000012 /* Recommended value */
+
+/* Collision Window/Retry Register */
+#define CLRT_DEF 0x0000370F /* Default value */
+
+/* PHY Support Register */
+#define SUPP_SPEED 0x00000100 /* Reduced MII Logic Current Speed */
+//#define SUPP_RES_RMII 0x00000800 /* Reset Reduced MII Logic */
+#define SUPP_RES_RMII 0x00000000 /* Reset Reduced MII Logic */
+
+/* Test Register */
+#define TEST_SHCUT_PQUANTA 0x00000001 /* Shortcut Pause Quanta */
+#define TEST_TST_PAUSE 0x00000002 /* Test Pause */
+#define TEST_TST_BACKP 0x00000004 /* Test Back Pressure */
+
+/* MII Management Configuration Register */
+#define MCFG_SCAN_INC 0x00000001 /* Scan Increment PHY Address */
+#define MCFG_SUPP_PREAM 0x00000002 /* Suppress Preamble */
+#define MCFG_CLK_SEL 0x0000003C /* Clock Select Mask */
+#define MCFG_RES_MII 0x00008000 /* Reset MII Management Hardware */
+
+/* MII Management Command Register */
+#define MCMD_READ 0x00000001 /* MII Read */
+#define MCMD_SCAN 0x00000002 /* MII Scan continuously */
+
+#define MII_WR_TOUT 0x00050000 /* MII Write timeout count */
+#define MII_RD_TOUT 0x00050000 /* MII Read timeout count */
+
+/* MII Management Address Register */
+#define MADR_REG_ADR 0x0000001F /* MII Register Address Mask */
+#define MADR_PHY_ADR 0x00001F00 /* PHY Address Mask */
+
+/* MII Management Indicators Register */
+#define MIND_BUSY 0x00000001 /* MII is Busy */
+#define MIND_SCAN 0x00000002 /* MII Scanning in Progress */
+#define MIND_NOT_VAL 0x00000004 /* MII Read Data not valid */
+#define MIND_MII_LINK_FAIL 0x00000008 /* MII Link Failed */
+
+/* Command Register */
+#define CR_RX_EN 0x00000001 /* Enable Receive */
+#define CR_TX_EN 0x00000002 /* Enable Transmit */
+#define CR_REG_RES 0x00000008 /* Reset Host Registers */
+#define CR_TX_RES 0x00000010 /* Reset Transmit Datapath */
+#define CR_RX_RES 0x00000020 /* Reset Receive Datapath */
+#define CR_PASS_RUNT_FRM 0x00000040 /* Pass Runt Frames */
+#define CR_PASS_RX_FILT 0x00000080 /* Pass RX Filter */
+#define CR_TX_FLOW_CTRL 0x00000100 /* TX Flow Control */
+#define CR_RMII 0x00000200 /* Reduced MII Interface */
+#define CR_FULL_DUP 0x00000400 /* Full Duplex */
+
+/* Status Register */
+#define SR_RX_EN 0x00000001 /* Enable Receive */
+#define SR_TX_EN 0x00000002 /* Enable Transmit */
+
+/* Transmit Status Vector 0 Register */
+#define TSV0_CRC_ERR 0x00000001 /* CRC error */
+#define TSV0_LEN_CHKERR 0x00000002 /* Length Check Error */
+#define TSV0_LEN_OUTRNG 0x00000004 /* Length Out of Range */
+#define TSV0_DONE 0x00000008 /* Tramsmission Completed */
+#define TSV0_MCAST 0x00000010 /* Multicast Destination */
+#define TSV0_BCAST 0x00000020 /* Broadcast Destination */
+#define TSV0_PKT_DEFER 0x00000040 /* Packet Deferred */
+#define TSV0_EXC_DEFER 0x00000080 /* Excessive Packet Deferral */
+#define TSV0_EXC_COLL 0x00000100 /* Excessive Collision */
+#define TSV0_LATE_COLL 0x00000200 /* Late Collision Occured */
+#define TSV0_GIANT 0x00000400 /* Giant Frame */
+#define TSV0_UNDERRUN 0x00000800 /* Buffer Underrun */
+#define TSV0_BYTES 0x0FFFF000 /* Total Bytes Transferred */
+#define TSV0_CTRL_FRAME 0x10000000 /* Control Frame */
+#define TSV0_PAUSE 0x20000000 /* Pause Frame */
+#define TSV0_BACK_PRESS 0x40000000 /* Backpressure Method Applied */
+#define TSV0_VLAN 0x80000000 /* VLAN Frame */
+
+/* Transmit Status Vector 1 Register */
+#define TSV1_BYTE_CNT 0x0000FFFF /* Transmit Byte Count */
+#define TSV1_COLL_CNT 0x000F0000 /* Transmit Collision Count */
+
+/* Receive Status Vector Register */
+#define RSV_BYTE_CNT 0x0000FFFF /* Receive Byte Count */
+#define RSV_PKT_IGNORED 0x00010000 /* Packet Previously Ignored */
+#define RSV_RXDV_SEEN 0x00020000 /* RXDV Event Previously Seen */
+#define RSV_CARR_SEEN 0x00040000 /* Carrier Event Previously Seen */
+#define RSV_REC_CODEV 0x00080000 /* Receive Code Violation */
+#define RSV_CRC_ERR 0x00100000 /* CRC Error */
+#define RSV_LEN_CHKERR 0x00200000 /* Length Check Error */
+#define RSV_LEN_OUTRNG 0x00400000 /* Length Out of Range */
+#define RSV_REC_OK 0x00800000 /* Frame Received OK */
+#define RSV_MCAST 0x01000000 /* Multicast Frame */
+#define RSV_BCAST 0x02000000 /* Broadcast Frame */
+#define RSV_DRIB_NIBB 0x04000000 /* Dribble Nibble */
+#define RSV_CTRL_FRAME 0x08000000 /* Control Frame */
+#define RSV_PAUSE 0x10000000 /* Pause Frame */
+#define RSV_UNSUPP_OPC 0x20000000 /* Unsupported Opcode */
+#define RSV_VLAN 0x40000000 /* VLAN Frame */
+
+/* Flow Control Counter Register */
+#define FCC_MIRR_CNT 0x0000FFFF /* Mirror Counter */
+#define FCC_PAUSE_TIM 0xFFFF0000 /* Pause Timer */
+
+/* Flow Control Status Register */
+#define FCS_MIRR_CNT 0x0000FFFF /* Mirror Counter Current */
+
+/* Receive Filter Control Register */
+#define RFC_UCAST_EN 0x00000001 /* Accept Unicast Frames Enable */
+#define RFC_BCAST_EN 0x00000002 /* Accept Broadcast Frames Enable */
+#define RFC_MCAST_EN 0x00000004 /* Accept Multicast Frames Enable */
+#define RFC_UCAST_HASH_EN 0x00000008 /* Accept Unicast Hash Filter Frames */
+#define RFC_MCAST_HASH_EN 0x00000010 /* Accept Multicast Hash Filter Fram.*/
+#define RFC_PERFECT_EN 0x00000020 /* Accept Perfect Match Enable */
+#define RFC_MAGP_WOL_EN 0x00001000 /* Magic Packet Filter WoL Enable */
+#define RFC_PFILT_WOL_EN 0x00002000 /* Perfect Filter WoL Enable */
+
+/* Receive Filter WoL Status/Clear Registers */
+#define WOL_UCAST 0x00000001 /* Unicast Frame caused WoL */
+#define WOL_BCAST 0x00000002 /* Broadcast Frame caused WoL */
+#define WOL_MCAST 0x00000004 /* Multicast Frame caused WoL */
+#define WOL_UCAST_HASH 0x00000008 /* Unicast Hash Filter Frame WoL */
+#define WOL_MCAST_HASH 0x00000010 /* Multicast Hash Filter Frame WoL */
+#define WOL_PERFECT 0x00000020 /* Perfect Filter WoL */
+#define WOL_RX_FILTER 0x00000080 /* RX Filter caused WoL */
+#define WOL_MAG_PACKET 0x00000100 /* Magic Packet Filter caused WoL */
+
+/* Interrupt Status/Enable/Clear/Set Registers */
+#define INT_RX_OVERRUN 0x00000001 /* Overrun Error in RX Queue */
+#define INT_RX_ERR 0x00000002 /* Receive Error */
+#define INT_RX_FIN 0x00000004 /* RX Finished Process Descriptors */
+#define INT_RX_DONE 0x00000008 /* Receive Done */
+#define INT_TX_UNDERRUN 0x00000010 /* Transmit Underrun */
+#define INT_TX_ERR 0x00000020 /* Transmit Error */
+#define INT_TX_FIN 0x00000040 /* TX Finished Process Descriptors */
+#define INT_TX_DONE 0x00000080 /* Transmit Done */
+#define INT_SOFT_INT 0x00001000 /* Software Triggered Interrupt */
+#define INT_WAKEUP 0x00002000 /* Wakeup Event Interrupt */
+
+/* Power Down Register */
+#define PD_POWER_DOWN 0x80000000 /* Power Down MAC */
+
+/* RX Descriptor Control Word */
+#define RCTRL_SIZE 0x000007FF /* Buffer size mask */
+#define RCTRL_INT 0x80000000 /* Generate RxDone Interrupt */
+
+/* RX Status Hash CRC Word */
+#define RHASH_SA 0x000001FF /* Hash CRC for Source Address */
+#define RHASH_DA 0x001FF000 /* Hash CRC for Destination Address */
+
+/* RX Status Information Word */
+#define RINFO_SIZE 0x000007FF /* Data size in bytes */
+#define RINFO_CTRL_FRAME 0x00040000 /* Control Frame */
+#define RINFO_VLAN 0x00080000 /* VLAN Frame */
+#define RINFO_FAIL_FILT 0x00100000 /* RX Filter Failed */
+#define RINFO_MCAST 0x00200000 /* Multicast Frame */
+#define RINFO_BCAST 0x00400000 /* Broadcast Frame */
+#define RINFO_CRC_ERR 0x00800000 /* CRC Error in Frame */
+#define RINFO_SYM_ERR 0x01000000 /* Symbol Error from PHY */
+#define RINFO_LEN_ERR 0x02000000 /* Length Error */
+#define RINFO_RANGE_ERR 0x04000000 /* Range Error (exceeded max. size) */
+#define RINFO_ALIGN_ERR 0x08000000 /* Alignment Error */
+#define RINFO_OVERRUN 0x10000000 /* Receive overrun */
+#define RINFO_NO_DESCR 0x20000000 /* No new Descriptor available */
+#define RINFO_LAST_FLAG 0x40000000 /* Last Fragment in Frame */
+#define RINFO_ERR 0x80000000 /* Error Occured (OR of all errors) */
+
+//#define RINFO_ERR_MASK (RINFO_FAIL_FILT | RINFO_CRC_ERR | RINFO_SYM_ERR | RINFO_LEN_ERR | RINFO_ALIGN_ERR | RINFO_OVERRUN)
+#define RINFO_ERR_MASK (RINFO_FAIL_FILT | RINFO_SYM_ERR | \
+ RINFO_LEN_ERR | RINFO_ALIGN_ERR | RINFO_OVERRUN)
+
+
+/* TX Descriptor Control Word */
+#define TCTRL_SIZE 0x000007FF /* Size of data buffer in bytes */
+#define TCTRL_OVERRIDE 0x04000000 /* Override Default MAC Registers */
+#define TCTRL_HUGE 0x08000000 /* Enable Huge Frame */
+#define TCTRL_PAD 0x10000000 /* Pad short Frames to 64 bytes */
+#define TCTRL_CRC 0x20000000 /* Append a hardware CRC to Frame */
+#define TCTRL_LAST 0x40000000 /* Last Descriptor for TX Frame */
+#define TCTRL_INT 0x80000000 /* Generate TxDone Interrupt */
+
+/* TX Status Information Word */
+#define TINFO_COL_CNT 0x01E00000 /* Collision Count */
+#define TINFO_DEFER 0x02000000 /* Packet Deferred (not an error) */
+#define TINFO_EXCESS_DEF 0x04000000 /* Excessive Deferral */
+#define TINFO_EXCESS_COL 0x08000000 /* Excessive Collision */
+#define TINFO_LATE_COL 0x10000000 /* Late Collision Occured */
+#define TINFO_UNDERRUN 0x20000000 /* Transmit Underrun */
+#define TINFO_NO_DESCR 0x40000000 /* No new Descriptor available */
+#define TINFO_ERR 0x80000000 /* Error Occured (OR of all errors) */
+
+/* ENET Device Revision ID */
+#define OLD_EMAC_MODULE_ID 0x39022000 /* Rev. ID for first rev '-' */
+
+/* DP83848C PHY Registers */
+#define PHY_REG_BMCR 0x00 /* Basic Mode Control Register */
+#define PHY_REG_BMSR 0x01 /* Basic Mode Status Register */
+#define PHY_REG_IDR1 0x02 /* PHY Identifier 1 */
+#define PHY_REG_IDR2 0x03 /* PHY Identifier 2 */
+#define PHY_REG_ANAR 0x04 /* Auto-Negotiation Advertisement */
+#define PHY_REG_ANLPAR 0x05 /* Auto-Neg. Link Partner Abitily */
+#define PHY_REG_ANER 0x06 /* Auto-Neg. Expansion Register */
+#define PHY_REG_ANNPTR 0x07 /* Auto-Neg. Next Page TX */
+
+/* PHY Extended Registers */
+#define PHY_REG_STS 0x10 /* Status Register */
+#define PHY_REG_MICR 0x11 /* MII Interrupt Control Register */
+#define PHY_REG_MISR 0x12 /* MII Interrupt Status Register */
+#define PHY_REG_FCSCR 0x14 /* False Carrier Sense Counter */
+#define PHY_REG_RECR 0x15 /* Receive Error Counter */
+#define PHY_REG_PCSR 0x16 /* PCS Sublayer Config. and Status */
+#define PHY_REG_RBR 0x17 /* RMII and Bypass Register */
+#define PHY_REG_LEDCR 0x18 /* LED Direct Control Register */
+#define PHY_REG_PHYCR 0x19 /* PHY Control Register */
+#define PHY_REG_10BTSCR 0x1A /* 10Base-T Status/Control Register */
+#define PHY_REG_CDCTRL1 0x1B /* CD Test Control and BIST Extens. */
+#define PHY_REG_EDCR 0x1D /* Energy Detect Control Register */
+
+#define PHY_REG_SCSR 0x1F /* PHY Special Control/Status Register */
+
+#define PHY_FULLD_100M 0x2100 /* Full Duplex 100Mbit */
+#define PHY_HALFD_100M 0x2000 /* Half Duplex 100Mbit */
+#define PHY_FULLD_10M 0x0100 /* Full Duplex 10Mbit */
+#define PHY_HALFD_10M 0x0000 /* Half Duplex 10MBit */
+#define PHY_AUTO_NEG 0x3000 /* Select Auto Negotiation */
+
+#define DP83848C_DEF_ADR 0x0100 /* Default PHY device address */
+#define DP83848C_ID 0x20005C90 /* PHY Identifier - DP83848C */
+
+#define LAN8720_ID 0x0007C0F0 /* PHY Identifier - LAN8720 */
+
+#define PHY_STS_LINK 0x0001 /* PHY Status Link Mask */
+#define PHY_STS_SPEED 0x0002 /* PHY Status Speed Mask */
+#define PHY_STS_DUPLEX 0x0004 /* PHY Status Duplex Mask */
+
+#define PHY_BMCR_RESET 0x8000 /* PHY Reset */
+
+#define PHY_BMSR_LINK 0x0004 /* PHY BMSR Link valid */
+
+#define PHY_SCSR_100MBIT 0x0008 /* Speed: 1=100 MBit, 0=10Mbit */
+#define PHY_SCSR_DUPLEX 0x0010 /* PHY Duplex Mask */
+
+
+static int phy_read(unsigned int PhyReg);
+static int phy_write(unsigned int PhyReg, unsigned short Data);
+
+static void txdscr_init(void);
+static void rxdscr_init(void);
+
+#if defined (__ICCARM__)
+# define AHBSRAM1
+#elif defined(TOOLCHAIN_GCC_CR)
+# define AHBSRAM1 __attribute__((section(".data.$RamPeriph32")))
+#else
+# define AHBSRAM1 __attribute__((section("AHBSRAM1"),aligned))
+#endif
+
+AHBSRAM1 volatile uint8_t rxbuf[NUM_RX_FRAG][ETH_FRAG_SIZE];
+AHBSRAM1 volatile uint8_t txbuf[NUM_TX_FRAG][ETH_FRAG_SIZE];
+AHBSRAM1 volatile RX_DESC_TypeDef rxdesc[NUM_RX_FRAG];
+AHBSRAM1 volatile RX_STAT_TypeDef rxstat[NUM_RX_FRAG];
+AHBSRAM1 volatile TX_DESC_TypeDef txdesc[NUM_TX_FRAG];
+AHBSRAM1 volatile TX_STAT_TypeDef txstat[NUM_TX_FRAG];
+
+
+#if NEW_LOGIC
+static int rx_consume_offset = -1;
+static int tx_produce_offset = -1;
+#else
+static int send_doff = 0;
+static int send_idx = -1;
+static int send_size = 0;
+
+static int receive_soff = 0;
+static int receive_idx = -1;
+#endif
+
+static uint32_t phy_id = 0;
+
+static inline int rinc(int idx, int mod) {
+ ++idx;
+ idx %= mod;
+ return idx;
+}
+
+//extern unsigned int SystemFrequency;
+static inline unsigned int clockselect() {
+ if(SystemCoreClock < 10000000) {
+ return 1;
+ } else if(SystemCoreClock < 15000000) {
+ return 2;
+ } else if(SystemCoreClock < 20000000) {
+ return 3;
+ } else if(SystemCoreClock < 25000000) {
+ return 4;
+ } else if(SystemCoreClock < 35000000) {
+ return 5;
+ } else if(SystemCoreClock < 50000000) {
+ return 6;
+ } else if(SystemCoreClock < 70000000) {
+ return 7;
+ } else if(SystemCoreClock < 80000000) {
+ return 8;
+ } else if(SystemCoreClock < 90000000) {
+ return 9;
+ } else if(SystemCoreClock < 100000000) {
+ return 10;
+ } else if(SystemCoreClock < 120000000) {
+ return 11;
+ } else if(SystemCoreClock < 130000000) {
+ return 12;
+ } else if(SystemCoreClock < 140000000) {
+ return 13;
+ } else if(SystemCoreClock < 150000000) {
+ return 15;
+ } else if(SystemCoreClock < 160000000) {
+ return 16;
+ } else {
+ return 0;
+ }
+}
+
+#ifndef min
+#define min(x, y) (((x)<(y))?(x):(y))
+#endif
+
+/*----------------------------------------------------------------------------
+ Ethernet Device initialize
+ *----------------------------------------------------------------------------*/
+int ethernet_init() {
+ int regv, tout;
+ char mac[ETHERNET_ADDR_SIZE];
+ unsigned int clock = clockselect();
+
+ LPC_SC->PCONP |= 0x40000000; /* Power Up the EMAC controller. */
+
+ LPC_PINCON->PINSEL2 = 0x50150105; /* Enable P1 Ethernet Pins. */
+ LPC_PINCON->PINSEL3 = (LPC_PINCON->PINSEL3 & ~0x0000000F) | 0x00000005;
+
+ /* Reset all EMAC internal modules. */
+ LPC_EMAC->MAC1 = MAC1_RES_TX | MAC1_RES_MCS_TX | MAC1_RES_RX |
+ MAC1_RES_MCS_RX | MAC1_SIM_RES | MAC1_SOFT_RES;
+ LPC_EMAC->Command = CR_REG_RES | CR_TX_RES | CR_RX_RES | CR_PASS_RUNT_FRM;
+
+ for(tout = 100; tout; tout--) __NOP(); /* A short delay after reset. */
+
+ LPC_EMAC->MAC1 = MAC1_PASS_ALL; /* Initialize MAC control registers. */
+ LPC_EMAC->MAC2 = MAC2_CRC_EN | MAC2_PAD_EN;
+ LPC_EMAC->MAXF = ETH_MAX_FLEN;
+ LPC_EMAC->CLRT = CLRT_DEF;
+ LPC_EMAC->IPGR = IPGR_DEF;
+
+ LPC_EMAC->Command = CR_RMII | CR_PASS_RUNT_FRM; /* Enable Reduced MII interface. */
+
+ LPC_EMAC->MCFG = (clock << 0x2) & MCFG_CLK_SEL; /* Set clock */
+ LPC_EMAC->MCFG |= MCFG_RES_MII; /* and reset */
+
+ for(tout = 100; tout; tout--) __NOP(); /* A short delay */
+
+ LPC_EMAC->MCFG = (clock << 0x2) & MCFG_CLK_SEL;
+ LPC_EMAC->MCMD = 0;
+
+ LPC_EMAC->SUPP = SUPP_RES_RMII; /* Reset Reduced MII Logic. */
+
+ for (tout = 100; tout; tout--) __NOP(); /* A short delay */
+
+ LPC_EMAC->SUPP = 0;
+
+ phy_write(PHY_REG_BMCR, PHY_BMCR_RESET); /* perform PHY reset */
+ for(tout = 0x20000; ; tout--) { /* Wait for hardware reset to end. */
+ regv = phy_read(PHY_REG_BMCR);
+ if(regv < 0 || tout == 0) {
+ return -1; /* Error */
+ }
+ if(!(regv & PHY_BMCR_RESET)) {
+ break; /* Reset complete. */
+ }
+ }
+
+ phy_id = (phy_read(PHY_REG_IDR1) << 16);
+ phy_id |= (phy_read(PHY_REG_IDR2) & 0XFFF0);
+
+ if (phy_id != DP83848C_ID && phy_id != LAN8720_ID) {
+ error("Unknown Ethernet PHY (%x)", (unsigned int)phy_id);
+ }
+
+ ethernet_set_link(-1, 0);
+
+ /* Set the Ethernet MAC Address registers */
+ ethernet_address(mac);
+ LPC_EMAC->SA0 = ((uint32_t)mac[5] << 8) | (uint32_t)mac[4];
+ LPC_EMAC->SA1 = ((uint32_t)mac[3] << 8) | (uint32_t)mac[2];
+ LPC_EMAC->SA2 = ((uint32_t)mac[1] << 8) | (uint32_t)mac[0];
+
+ txdscr_init(); /* initialize DMA TX Descriptor */
+ rxdscr_init(); /* initialize DMA RX Descriptor */
+
+ LPC_EMAC->RxFilterCtrl = RFC_UCAST_EN | RFC_MCAST_EN | RFC_BCAST_EN | RFC_PERFECT_EN;
+ /* Receive Broadcast, Perfect Match Packets */
+
+ LPC_EMAC->IntEnable = INT_RX_DONE | INT_TX_DONE; /* Enable EMAC interrupts. */
+ LPC_EMAC->IntClear = 0xFFFF; /* Reset all interrupts */
+
+
+ LPC_EMAC->Command |= (CR_RX_EN | CR_TX_EN); /* Enable receive and transmit mode of MAC Ethernet core */
+ LPC_EMAC->MAC1 |= MAC1_REC_EN;
+
+#if NEW_LOGIC
+ rx_consume_offset = -1;
+ tx_produce_offset = -1;
+#else
+ send_doff = 0;
+ send_idx = -1;
+ send_size = 0;
+
+ receive_soff = 0;
+ receive_idx = -1;
+#endif
+
+ return 0;
+}
+
+/*----------------------------------------------------------------------------
+ Ethernet Device Uninitialize
+ *----------------------------------------------------------------------------*/
+void ethernet_free() {
+ LPC_EMAC->IntEnable &= ~(INT_RX_DONE | INT_TX_DONE);
+ LPC_EMAC->IntClear = 0xFFFF;
+
+ LPC_SC->PCONP &= ~0x40000000; /* Power down the EMAC controller. */
+
+ LPC_PINCON->PINSEL2 &= ~0x50150105; /* Disable P1 ethernet pins. */
+ LPC_PINCON->PINSEL3 = (LPC_PINCON->PINSEL3 & ~0x0000000F) | 0x00000000;
+}
+
+// if(TxProduceIndex == TxConsumeIndex) buffer array is empty
+// if(TxProduceIndex == TxConsumeIndex - 1) buffer is full, should not fill
+// TxProduceIndex - The buffer that will/is being fileld by driver, s/w increment
+// TxConsumeIndex - The buffer that will/is beign sent by hardware
+
+int ethernet_write(const char *data, int slen) {
+
+#if NEW_LOGIC
+
+ if(tx_produce_offset < 0) { // mark as active if not already
+ tx_produce_offset = 0;
+ }
+
+ int index = LPC_EMAC->TxProduceIndex;
+
+ int remaining = ETH_MAX_FLEN - tx_produce_offset - 4; // bytes written plus checksum
+ int requested = slen;
+ int ncopy = min(remaining, requested);
+
+ void *pdst = (void *)(txdesc[index].Packet + tx_produce_offset);
+ void *psrc = (void *)(data);
+
+ if(ncopy > 0 ){
+ if(data != NULL) {
+ memcpy(pdst, psrc, ncopy);
+ } else {
+ memset(pdst, 0, ncopy);
+ }
+ }
+
+ tx_produce_offset += ncopy;
+
+ return ncopy;
+
+#else
+ void *pdst, *psrc;
+ const int dlen = ETH_FRAG_SIZE;
+ int copy = 0;
+ int soff = 0;
+
+ if(send_idx == -1) {
+ send_idx = LPC_EMAC->TxProduceIndex;
+ }
+
+ if(slen + send_doff > ethernet_MTU_SIZE) {
+ return -1;
+ }
+
+ do {
+ copy = min(slen - soff, dlen - send_doff);
+ pdst = (void *)(txdesc[send_idx].Packet + send_doff);
+ psrc = (void *)(data + soff);
+ if(send_doff + copy > ETH_FRAG_SIZE) {
+ txdesc[send_idx].Ctrl = (send_doff-1) | (TCTRL_INT);
+ send_idx = rinc(send_idx, NUM_TX_FRAG);
+ send_doff = 0;
+ }
+
+ if(data != NULL) {
+ memcpy(pdst, psrc, copy);
+ } else {
+ memset(pdst, 0, copy);
+ }
+
+ soff += copy;
+ send_doff += copy;
+ send_size += copy;
+ } while(soff != slen);
+
+ return soff;
+#endif
+}
+
+int ethernet_send() {
+
+#if NEW_LOGIC
+ if(tx_produce_offset < 0) { // no buffer active
+ return -1;
+ }
+
+ // ensure there is a link
+ if(!ethernet_link()) {
+ return -2;
+ }
+
+ // we have been writing in to a buffer, so finalise it
+ int size = tx_produce_offset;
+ int index = LPC_EMAC->TxProduceIndex;
+ txdesc[index].Ctrl = (tx_produce_offset-1) | (TCTRL_INT | TCTRL_LAST);
+
+ // Increment ProduceIndex to allow it to be sent
+ // We can only do this if the next slot is free
+ int next = rinc(index, NUM_TX_FRAG);
+ while(next == LPC_EMAC->TxConsumeIndex) {
+ for(int i=0; i<1000; i++) { __NOP(); }
+ }
+
+ LPC_EMAC->TxProduceIndex = next;
+ tx_produce_offset = -1;
+ return size;
+
+#else
+ int s = send_size;
+ txdesc[send_idx].Ctrl = (send_doff-1) | (TCTRL_INT | TCTRL_LAST);
+ send_idx = rinc(send_idx, NUM_TX_FRAG);
+ LPC_EMAC->TxProduceIndex = send_idx;
+ send_doff = 0;
+ send_idx = -1;
+ send_size = 0;
+ return s;
+#endif
+}
+
+// RxConsmeIndex - The index of buffer the driver will/is reading from. Driver should inc once read
+// RxProduceIndex - The index of buffer that will/is being filled by MAC. H/w will inc once rxd
+//
+// if(RxConsumeIndex == RxProduceIndex) buffer array is empty
+// if(RxConsumeIndex == RxProduceIndex + 1) buffer array is full
+
+// Recevies an arrived ethernet packet.
+// Receiving an ethernet packet will drop the last received ethernet packet
+// and make a new ethernet packet ready to read.
+// Returns size of packet, else 0 if nothing to receive
+
+// We read from RxConsumeIndex from position rx_consume_offset
+// if rx_consume_offset < 0, then we have not recieved the RxConsumeIndex packet for reading
+// rx_consume_offset = -1 // no frame
+// rx_consume_offset = 0 // start of frame
+// Assumption: A fragment should alway be a whole frame
+
+int ethernet_receive() {
+#if NEW_LOGIC
+
+ // if we are currently reading a valid RxConsume buffer, increment to the next one
+ if(rx_consume_offset >= 0) {
+ LPC_EMAC->RxConsumeIndex = rinc(LPC_EMAC->RxConsumeIndex, NUM_RX_FRAG);
+ }
+
+ // if the buffer is empty, mark it as no valid buffer
+ if(LPC_EMAC->RxConsumeIndex == LPC_EMAC->RxProduceIndex) {
+ rx_consume_offset = -1;
+ return 0;
+ }
+
+ uint32_t info = rxstat[LPC_EMAC->RxConsumeIndex].Info;
+ rx_consume_offset = 0;
+
+ // check if it is not marked as last or for errors
+ if(!(info & RINFO_LAST_FLAG) || (info & RINFO_ERR_MASK)) {
+ return -1;
+ }
+
+ int size = (info & RINFO_SIZE) + 1;
+ return size - 4; // don't include checksum bytes
+
+#else
+ if(receive_idx == -1) {
+ receive_idx = LPC_EMAC->RxConsumeIndex;
+ } else {
+ while(!(rxstat[receive_idx].Info & RINFO_LAST_FLAG) && ((uint32_t)receive_idx != LPC_EMAC->RxProduceIndex)) {
+ receive_idx = rinc(receive_idx, NUM_RX_FRAG);
+ }
+ unsigned int info = rxstat[receive_idx].Info;
+ int slen = (info & RINFO_SIZE) + 1;
+
+ if(slen > ethernet_MTU_SIZE || (info & RINFO_ERR_MASK)) {
+ /* Invalid frame, ignore it and free buffer. */
+ receive_idx = rinc(receive_idx, NUM_RX_FRAG);
+ }
+ receive_idx = rinc(receive_idx, NUM_RX_FRAG);
+ receive_soff = 0;
+
+ LPC_EMAC->RxConsumeIndex = receive_idx;
+ }
+
+ if((uint32_t)receive_idx == LPC_EMAC->RxProduceIndex) {
+ receive_idx = -1;
+ return 0;
+ }
+
+ return (rxstat[receive_idx].Info & RINFO_SIZE) - 3;
+#endif
+}
+
+// Read from an recevied ethernet packet.
+// After receive returnd a number bigger than 0 it is
+// possible to read bytes from this packet.
+// Read will write up to size bytes into data.
+// It is possible to use read multible times.
+// Each time read will start reading after the last read byte before.
+
+int ethernet_read(char *data, int dlen) {
+#if NEW_LOGIC
+ // Check we have a valid buffer to read
+ if(rx_consume_offset < 0) {
+ return 0;
+ }
+
+ // Assume 1 fragment block
+ uint32_t info = rxstat[LPC_EMAC->RxConsumeIndex].Info;
+ int size = (info & RINFO_SIZE) + 1 - 4; // exclude checksum
+
+ int remaining = size - rx_consume_offset;
+ int requested = dlen;
+ int ncopy = min(remaining, requested);
+
+ void *psrc = (void *)(rxdesc[LPC_EMAC->RxConsumeIndex].Packet + rx_consume_offset);
+ void *pdst = (void *)(data);
+
+ if(data != NULL && ncopy > 0) {
+ memcpy(pdst, psrc, ncopy);
+ }
+
+ rx_consume_offset += ncopy;
+
+ return ncopy;
+#else
+ int slen;
+ int copy = 0;
+ unsigned int more;
+ unsigned int info;
+ void *pdst, *psrc;
+ int doff = 0;
+
+ if((uint32_t)receive_idx == LPC_EMAC->RxProduceIndex || receive_idx == -1) {
+ return 0;
+ }
+
+ do {
+ info = rxstat[receive_idx].Info;
+ more = !(info & RINFO_LAST_FLAG);
+ slen = (info & RINFO_SIZE) + 1;
+
+ if(slen > ethernet_MTU_SIZE || (info & RINFO_ERR_MASK)) {
+ /* Invalid frame, ignore it and free buffer. */
+ receive_idx = rinc(receive_idx, NUM_RX_FRAG);
+ } else {
+
+ copy = min(slen - receive_soff, dlen - doff);
+ psrc = (void *)(rxdesc[receive_idx].Packet + receive_soff);
+ pdst = (void *)(data + doff);
+
+ if(data != NULL) {
+ /* check if Buffer available */
+ memcpy(pdst, psrc, copy);
+ }
+
+ receive_soff += copy;
+ doff += copy;
+
+ if((more && (receive_soff == slen))) {
+ receive_idx = rinc(receive_idx, NUM_RX_FRAG);
+ receive_soff = 0;
+ }
+ }
+ } while(more && !(doff == dlen) && !receive_soff);
+
+ return doff;
+#endif
+}
+
+int ethernet_link(void) {
+ if (phy_id == DP83848C_ID) {
+ return (phy_read(PHY_REG_STS) & PHY_STS_LINK);
+ }
+ else { // LAN8720_ID
+ return (phy_read(PHY_REG_BMSR) & PHY_BMSR_LINK);
+ }
+}
+
+static int phy_write(unsigned int PhyReg, unsigned short Data) {
+ unsigned int timeOut;
+
+ LPC_EMAC->MADR = DP83848C_DEF_ADR | PhyReg;
+ LPC_EMAC->MWTD = Data;
+
+ for(timeOut = 0; timeOut < MII_WR_TOUT; timeOut++) { /* Wait until operation completed */
+ if((LPC_EMAC->MIND & MIND_BUSY) == 0) {
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+static int phy_read(unsigned int PhyReg) {
+ unsigned int timeOut;
+
+ LPC_EMAC->MADR = DP83848C_DEF_ADR | PhyReg;
+ LPC_EMAC->MCMD = MCMD_READ;
+
+ for(timeOut = 0; timeOut < MII_RD_TOUT; timeOut++) { /* Wait until operation completed */
+ if((LPC_EMAC->MIND & MIND_BUSY) == 0) {
+ LPC_EMAC->MCMD = 0;
+ return LPC_EMAC->MRDD; /* Return a 16-bit value. */
+ }
+ }
+
+ return -1;
+}
+
+
+static void txdscr_init() {
+ int i;
+
+ for(i = 0; i < NUM_TX_FRAG; i++) {
+ txdesc[i].Packet = (uint32_t)&txbuf[i];
+ txdesc[i].Ctrl = 0;
+ txstat[i].Info = 0;
+ }
+
+ LPC_EMAC->TxDescriptor = (uint32_t)txdesc; /* Set EMAC Transmit Descriptor Registers. */
+ LPC_EMAC->TxStatus = (uint32_t)txstat;
+ LPC_EMAC->TxDescriptorNumber = NUM_TX_FRAG-1;
+
+ LPC_EMAC->TxProduceIndex = 0; /* Tx Descriptors Point to 0 */
+}
+
+static void rxdscr_init() {
+ int i;
+
+ for(i = 0; i < NUM_RX_FRAG; i++) {
+ rxdesc[i].Packet = (uint32_t)&rxbuf[i];
+ rxdesc[i].Ctrl = RCTRL_INT | (ETH_FRAG_SIZE-1);
+ rxstat[i].Info = 0;
+ rxstat[i].HashCRC = 0;
+ }
+
+ LPC_EMAC->RxDescriptor = (uint32_t)rxdesc; /* Set EMAC Receive Descriptor Registers. */
+ LPC_EMAC->RxStatus = (uint32_t)rxstat;
+ LPC_EMAC->RxDescriptorNumber = NUM_RX_FRAG-1;
+
+ LPC_EMAC->RxConsumeIndex = 0; /* Rx Descriptors Point to 0 */
+}
+
+void ethernet_address(char *mac) {
+ mbed_mac_address(mac);
+}
+
+void ethernet_set_link(int speed, int duplex) {
+ unsigned short phy_data;
+ int tout;
+
+ if((speed < 0) || (speed > 1)) {
+ phy_data = PHY_AUTO_NEG;
+ } else {
+ phy_data = (((unsigned short) speed << 13) |
+ ((unsigned short) duplex << 8));
+ }
+
+ phy_write(PHY_REG_BMCR, phy_data);
+
+ for(tout = 100; tout; tout--) { __NOP(); } /* A short delay */
+
+ switch(phy_id) {
+ case DP83848C_ID:
+ phy_data = phy_read(PHY_REG_STS);
+
+ if(phy_data & PHY_STS_DUPLEX) {
+ LPC_EMAC->MAC2 |= MAC2_FULL_DUP;
+ LPC_EMAC->Command |= CR_FULL_DUP;
+ LPC_EMAC->IPGT = IPGT_FULL_DUP;
+ } else {
+ LPC_EMAC->MAC2 &= ~MAC2_FULL_DUP;
+ LPC_EMAC->Command &= ~CR_FULL_DUP;
+ LPC_EMAC->IPGT = IPGT_HALF_DUP;
+ }
+
+ if(phy_data & PHY_STS_SPEED) {
+ LPC_EMAC->SUPP &= ~SUPP_SPEED;
+ } else {
+ LPC_EMAC->SUPP |= SUPP_SPEED;
+ }
+ break;
+
+ case LAN8720_ID:
+ phy_data = phy_read(PHY_REG_SCSR);
+
+ if (phy_data & PHY_SCSR_DUPLEX) {
+ LPC_EMAC->MAC2 |= MAC2_FULL_DUP;
+ LPC_EMAC->Command |= CR_FULL_DUP;
+ LPC_EMAC->IPGT = IPGT_FULL_DUP;
+ } else {
+ LPC_EMAC->Command &= ~CR_FULL_DUP;
+ LPC_EMAC->IPGT = IPGT_HALF_DUP;
+ }
+
+ if(phy_data & PHY_SCSR_100MBIT) {
+ LPC_EMAC->SUPP |= SUPP_SPEED;
+ } else {
+ LPC_EMAC->SUPP &= ~SUPP_SPEED;
+ }
+ break;
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/gpio_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,57 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed_assert.h"
+#include "gpio_api.h"
+#include "pinmap.h"
+
+uint32_t gpio_set(PinName pin) {
+ LPC_SC->SCS |= 1; // High speed GPIO is enabled on ports 0 and 1
+
+ pin_function(pin, 0);
+
+ return (1 << ((int)pin & 0x1F));
+}
+
+void gpio_init(gpio_t *obj, PinName pin) {
+ if (pin == (PinName)NC)
+ return;
+ obj->pin = pin;
+ if (pin == (PinName)NC)
+ return;
+
+ obj->mask = gpio_set(pin);
+
+ LPC_GPIO_TypeDef *port_reg = (LPC_GPIO_TypeDef *) ((int)pin & ~0x1F);
+
+ obj->reg_set = &port_reg->FIOSET;
+ obj->reg_mask = &port_reg->FIOMASK;
+ obj->reg_clr = &port_reg->FIOCLR;
+ obj->reg_in = &port_reg->FIOPIN;
+ obj->reg_dir = &port_reg->FIODIR;
+}
+
+void gpio_mode(gpio_t *obj, PinMode mode) {
+ pin_mode(obj->pin, mode);
+}
+
+void gpio_dir(gpio_t *obj, PinDirection direction) {
+ if (obj->pin == (PinName)NC)
+ return;
+ switch (direction) {
+ case PIN_INPUT : *obj->reg_dir &= ~obj->mask; break;
+ case PIN_OUTPUT: *obj->reg_dir |= obj->mask; break;
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/gpio_irq_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,154 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "gpio_irq_api.h"
+#include "mbed_error.h"
+#include <stddef.h>
+#include "cmsis.h"
+
+#define CHANNEL_NUM 48
+
+static uint32_t channel_ids[CHANNEL_NUM] = {0};
+static gpio_irq_handler irq_handler;
+
+static void handle_interrupt_in(void) {
+ // Read in all current interrupt registers. We do this once as the
+ // GPIO interrupt registers are on the APB bus, and this is slow.
+ uint32_t rise0 = LPC_GPIOINT->IO0IntStatR;
+ uint32_t fall0 = LPC_GPIOINT->IO0IntStatF;
+ uint32_t rise2 = LPC_GPIOINT->IO2IntStatR;
+ uint32_t fall2 = LPC_GPIOINT->IO2IntStatF;
+ uint32_t mask0 = 0;
+ uint32_t mask2 = 0;
+ int i;
+
+ // P0.0-0.31
+ for (i = 0; i < 32; i++) {
+ uint32_t pmask = (1 << i);
+ if (rise0 & pmask) {
+ mask0 |= pmask;
+ if (channel_ids[i] != 0)
+ irq_handler(channel_ids[i], IRQ_RISE);
+ }
+ if (fall0 & pmask) {
+ mask0 |= pmask;
+ if (channel_ids[i] != 0)
+ irq_handler(channel_ids[i], IRQ_FALL);
+ }
+ }
+
+ // P2.0-2.15
+ for (i = 0; i < 16; i++) {
+ uint32_t pmask = (1 << i);
+ int channel_index = i + 32;
+ if (rise2 & pmask) {
+ mask2 |= pmask;
+ if (channel_ids[channel_index] != 0)
+ irq_handler(channel_ids[channel_index], IRQ_RISE);
+ }
+ if (fall2 & pmask) {
+ mask2 |= pmask;
+ if (channel_ids[channel_index] != 0)
+ irq_handler(channel_ids[channel_index], IRQ_FALL);
+ }
+ }
+
+ // Clear the interrupts we just handled
+ LPC_GPIOINT->IO0IntClr = mask0;
+ LPC_GPIOINT->IO2IntClr = mask2;
+}
+
+int gpio_irq_init(gpio_irq_t *obj, PinName pin, gpio_irq_handler handler, uint32_t id) {
+ if (pin == NC) return -1;
+
+ irq_handler = handler;
+
+ obj->port = (int)pin & ~0x1F;
+ obj->pin = (int)pin & 0x1F;
+
+ // Interrupts available only on GPIO0 and GPIO2
+ if (obj->port != LPC_GPIO0_BASE && obj->port != LPC_GPIO2_BASE) {
+ error("pins on this port cannot generate interrupts");
+ }
+
+ // put us in the interrupt table
+ int index = (obj->port == LPC_GPIO0_BASE) ? obj->pin : obj->pin + 32;
+ channel_ids[index] = id;
+ obj->ch = index;
+
+ NVIC_SetVector(EINT3_IRQn, (uint32_t)handle_interrupt_in);
+ NVIC_EnableIRQ(EINT3_IRQn);
+
+ return 0;
+}
+
+void gpio_irq_free(gpio_irq_t *obj) {
+ channel_ids[obj->ch] = 0;
+}
+
+void gpio_irq_set(gpio_irq_t *obj, gpio_irq_event event, uint32_t enable) {
+ // ensure nothing is pending
+ switch (obj->port) {
+ case LPC_GPIO0_BASE: LPC_GPIOINT->IO0IntClr = 1 << obj->pin; break;
+ case LPC_GPIO2_BASE: LPC_GPIOINT->IO2IntClr = 1 << obj->pin; break;
+ }
+
+ // enable the pin interrupt
+ if (event == IRQ_RISE) {
+ switch (obj->port) {
+ case LPC_GPIO0_BASE:
+ if (enable) {
+ LPC_GPIOINT->IO0IntEnR |= 1 << obj->pin;
+ } else {
+ LPC_GPIOINT->IO0IntEnR &= ~(1 << obj->pin);
+ }
+ break;
+ case LPC_GPIO2_BASE:
+ if (enable) {
+ LPC_GPIOINT->IO2IntEnR |= 1 << obj->pin;
+ } else {
+ LPC_GPIOINT->IO2IntEnR &= ~(1 << obj->pin);
+ }
+ break;
+ }
+ } else {
+ switch (obj->port) {
+ case LPC_GPIO0_BASE:
+ if (enable) {
+ LPC_GPIOINT->IO0IntEnF |= 1 << obj->pin;
+ } else {
+ LPC_GPIOINT->IO0IntEnF &= ~(1 << obj->pin);
+ }
+ break;
+
+ case LPC_GPIO2_BASE:
+ if (enable) {
+ LPC_GPIOINT->IO2IntEnF |= 1 << obj->pin;
+ } else {
+ LPC_GPIOINT->IO2IntEnF &= ~(1 << obj->pin);
+ }
+ break;
+ }
+ }
+}
+
+void gpio_irq_enable(gpio_irq_t *obj) {
+ NVIC_EnableIRQ(EINT3_IRQn);
+}
+
+void gpio_irq_disable(gpio_irq_t *obj) {
+ NVIC_DisableIRQ(EINT3_IRQn);
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/gpio_object.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,59 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_GPIO_OBJECT_H
+#define MBED_GPIO_OBJECT_H
+
+#include "mbed_assert.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+ PinName pin;
+ uint32_t mask;
+
+ __IO uint32_t *reg_dir;
+ __IO uint32_t *reg_mask;
+ __IO uint32_t *reg_set;
+ __IO uint32_t *reg_clr;
+ __I uint32_t *reg_in;
+} gpio_t;
+
+static inline void gpio_write(gpio_t *obj, int value) {
+ MBED_ASSERT(obj->pin != (PinName)NC);
+ *obj->reg_mask &= ~obj->mask;
+ if (value)
+ *obj->reg_set = obj->mask;
+ else
+ *obj->reg_clr = obj->mask;
+}
+
+static inline int gpio_read(gpio_t *obj) {
+ MBED_ASSERT(obj->pin != (PinName)NC);
+ *obj->reg_mask &= ~obj->mask;
+ return ((*obj->reg_in & obj->mask) ? 1 : 0);
+}
+
+static inline int gpio_is_connected(const gpio_t *obj) {
+ return obj->pin != (PinName)NC;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/i2c_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,399 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "i2c_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+
+static const PinMap PinMap_I2C_SDA[] = {
+ {P0_0 , I2C_1, 3},
+ {P0_10, I2C_2, 2},
+ {P0_19, I2C_1, 3},
+ {P0_27, I2C_0, 1},
+ {P2_14, I2C_1, 3},
+ {P2_30, I2C_2, 3},
+ {P4_20, I2C_2, 2},
+ {NC , NC , 0}
+};
+
+static const PinMap PinMap_I2C_SCL[] = {
+ {P0_1 , I2C_1, 3},
+ {P0_11, I2C_2, 2},
+ {P0_20, I2C_1, 3},
+ {P0_28, I2C_0, 1},
+ {P2_15, I2C_1, 3},
+ {P2_31, I2C_2, 3},
+ {P4_21, I2C_2, 2},
+ {NC , NC, 0}
+};
+
+#define I2C_CONSET(x) (x->i2c->I2CONSET)
+#define I2C_CONCLR(x) (x->i2c->I2CONCLR)
+#define I2C_STAT(x) (x->i2c->I2STAT)
+#define I2C_DAT(x) (x->i2c->I2DAT)
+#define I2C_SCLL(x, val) (x->i2c->I2SCLL = val)
+#define I2C_SCLH(x, val) (x->i2c->I2SCLH = val)
+
+static const uint32_t I2C_addr_offset[2][4] = {
+ {0x0C, 0x20, 0x24, 0x28},
+ {0x30, 0x34, 0x38, 0x3C}
+};
+
+static inline void i2c_conclr(i2c_t *obj, int start, int stop, int interrupt, int acknowledge) {
+ I2C_CONCLR(obj) = (start << 5)
+ | (stop << 4)
+ | (interrupt << 3)
+ | (acknowledge << 2);
+}
+
+static inline void i2c_conset(i2c_t *obj, int start, int stop, int interrupt, int acknowledge) {
+ I2C_CONSET(obj) = (start << 5)
+ | (stop << 4)
+ | (interrupt << 3)
+ | (acknowledge << 2);
+}
+
+// Clear the Serial Interrupt (SI)
+static inline void i2c_clear_SI(i2c_t *obj) {
+ i2c_conclr(obj, 0, 0, 1, 0);
+}
+
+static inline int i2c_status(i2c_t *obj) {
+ return I2C_STAT(obj);
+}
+
+// Wait until the Serial Interrupt (SI) is set
+static int i2c_wait_SI(i2c_t *obj) {
+ int timeout = 0;
+ while (!(I2C_CONSET(obj) & (1 << 3))) {
+ timeout++;
+ if (timeout > 100000) return -1;
+ }
+ return 0;
+}
+
+static inline void i2c_interface_enable(i2c_t *obj) {
+ I2C_CONSET(obj) = 0x40;
+}
+
+static inline void i2c_power_enable(i2c_t *obj) {
+ switch ((int)obj->i2c) {
+ case I2C_0: LPC_SC->PCONP |= 1 << PCI2C0; break;
+ case I2C_1: LPC_SC->PCONP |= 1 << PCI2C1; break;
+ case I2C_2: LPC_SC->PCONP |= 1 << PCI2C2; break;
+ }
+}
+
+void i2c_init(i2c_t *obj, PinName sda, PinName scl) {
+ // determine the SPI to use
+ I2CName i2c_sda = (I2CName)pinmap_peripheral(sda, PinMap_I2C_SDA);
+ I2CName i2c_scl = (I2CName)pinmap_peripheral(scl, PinMap_I2C_SCL);
+ obj->i2c = (LPC_I2C_TypeDef *)pinmap_merge(i2c_sda, i2c_scl);
+ MBED_ASSERT((int)obj->i2c != NC);
+
+ // enable power
+ i2c_power_enable(obj);
+
+ // set default frequency at 100k
+ i2c_frequency(obj, 100000);
+ i2c_conclr(obj, 1, 1, 1, 1);
+ i2c_interface_enable(obj);
+
+ pinmap_pinout(sda, PinMap_I2C_SDA);
+ pinmap_pinout(scl, PinMap_I2C_SCL);
+}
+
+inline int i2c_start(i2c_t *obj) {
+ int status = 0;
+ // 8.1 Before master mode can be entered, I2CON must be initialised to:
+ // - I2EN STA STO SI AA - -
+ // - 1 0 0 0 x - -
+ // if AA = 0, it can't enter slave mode
+ i2c_conclr(obj, 1, 1, 1, 1);
+
+ // The master mode may now be entered by setting the STA bit
+ // this will generate a start condition when the bus becomes free
+ i2c_conset(obj, 1, 0, 0, 1);
+
+ i2c_wait_SI(obj);
+ status = i2c_status(obj);
+
+ // Clear start bit now transmitted, and interrupt bit
+ i2c_conclr(obj, 1, 0, 0, 0);
+ return status;
+}
+
+inline int i2c_stop(i2c_t *obj) {
+ int timeout = 0;
+
+ // write the stop bit
+ i2c_conset(obj, 0, 1, 0, 0);
+ i2c_clear_SI(obj);
+
+ // wait for STO bit to reset
+ while (I2C_CONSET(obj) & (1 << 4)) {
+ timeout ++;
+ if (timeout > 100000) return 1;
+ }
+
+ return 0;
+}
+
+static inline int i2c_do_write(i2c_t *obj, int value, uint8_t addr) {
+ // write the data
+ I2C_DAT(obj) = value;
+
+ // clear SI to init a send
+ i2c_clear_SI(obj);
+
+ // wait and return status
+ i2c_wait_SI(obj);
+ return i2c_status(obj);
+}
+
+static inline int i2c_do_read(i2c_t *obj, int last) {
+ // we are in state 0x40 (SLA+R tx'd) or 0x50 (data rx'd and ack)
+ if (last) {
+ i2c_conclr(obj, 0, 0, 0, 1); // send a NOT ACK
+ } else {
+ i2c_conset(obj, 0, 0, 0, 1); // send a ACK
+ }
+
+ // accept byte
+ i2c_clear_SI(obj);
+
+ // wait for it to arrive
+ i2c_wait_SI(obj);
+
+ // return the data
+ return (I2C_DAT(obj) & 0xFF);
+}
+
+void i2c_frequency(i2c_t *obj, int hz) {
+ // [TODO] set pclk to /4
+ uint32_t PCLK = SystemCoreClock / 4;
+
+ uint32_t pulse = PCLK / (hz * 2);
+
+ // I2C Rate
+ I2C_SCLL(obj, pulse);
+ I2C_SCLH(obj, pulse);
+}
+
+// The I2C does a read or a write as a whole operation
+// There are two types of error conditions it can encounter
+// 1) it can not obtain the bus
+// 2) it gets error responses at part of the transmission
+//
+// We tackle them as follows:
+// 1) we retry until we get the bus. we could have a "timeout" if we can not get it
+// which basically turns it in to a 2)
+// 2) on error, we use the standard error mechanisms to report/debug
+//
+// Therefore an I2C transaction should always complete. If it doesn't it is usually
+// because something is setup wrong (e.g. wiring), and we don't need to programatically
+// check for that
+int i2c_read(i2c_t *obj, int address, char *data, int length, int stop) {
+ int count, status;
+
+ status = i2c_start(obj);
+
+ if ((status != 0x10) && (status != 0x08)) {
+ i2c_stop(obj);
+ return I2C_ERROR_BUS_BUSY;
+ }
+
+ status = i2c_do_write(obj, (address | 0x01), 1);
+ if (status != 0x40) {
+ i2c_stop(obj);
+ return I2C_ERROR_NO_SLAVE;
+ }
+
+ // Read in all except last byte
+ for (count = 0; count < (length - 1); count++) {
+ int value = i2c_do_read(obj, 0);
+ status = i2c_status(obj);
+ if (status != 0x50) {
+ i2c_stop(obj);
+ return count;
+ }
+ data[count] = (char) value;
+ }
+
+ // read in last byte
+ int value = i2c_do_read(obj, 1);
+ status = i2c_status(obj);
+ if (status != 0x58) {
+ i2c_stop(obj);
+ return length - 1;
+ }
+
+ data[count] = (char) value;
+
+ // If not repeated start, send stop.
+ if (stop) {
+ i2c_stop(obj);
+ }
+
+ return length;
+}
+
+int i2c_write(i2c_t *obj, int address, const char *data, int length, int stop) {
+ int i, status;
+
+ status = i2c_start(obj);
+
+ if ((status != 0x10) && (status != 0x08)) {
+ i2c_stop(obj);
+ return I2C_ERROR_BUS_BUSY;
+ }
+
+ status = i2c_do_write(obj, (address & 0xFE), 1);
+ if (status != 0x18) {
+ i2c_stop(obj);
+ return I2C_ERROR_NO_SLAVE;
+ }
+
+ for (i=0; i<length; i++) {
+ status = i2c_do_write(obj, data[i], 0);
+ if (status != 0x28) {
+ i2c_stop(obj);
+ return i;
+ }
+ }
+
+ // clearing the serial interrupt here might cause an unintended rewrite of the last byte
+ // see also issue report https://mbed.org/users/mbed_official/code/mbed/issues/1
+ // i2c_clear_SI(obj);
+
+ // If not repeated start, send stop.
+ if (stop) {
+ i2c_stop(obj);
+ }
+
+ return length;
+}
+
+void i2c_reset(i2c_t *obj) {
+ i2c_stop(obj);
+}
+
+int i2c_byte_read(i2c_t *obj, int last) {
+ return (i2c_do_read(obj, last) & 0xFF);
+}
+
+int i2c_byte_write(i2c_t *obj, int data) {
+ int ack;
+ int status = i2c_do_write(obj, (data & 0xFF), 0);
+
+ switch(status) {
+ case 0x18: case 0x28: // Master transmit ACKs
+ ack = 1;
+ break;
+
+ case 0x40: // Master receive address transmitted ACK
+ ack = 1;
+ break;
+
+ case 0xB8: // Slave transmit ACK
+ ack = 1;
+ break;
+
+ default:
+ ack = 0;
+ break;
+ }
+
+ return ack;
+}
+
+void i2c_slave_mode(i2c_t *obj, int enable_slave) {
+ if (enable_slave != 0) {
+ i2c_conclr(obj, 1, 1, 1, 0);
+ i2c_conset(obj, 0, 0, 0, 1);
+ } else {
+ i2c_conclr(obj, 1, 1, 1, 1);
+ }
+}
+
+int i2c_slave_receive(i2c_t *obj) {
+ int status;
+ int retval;
+
+ status = i2c_status(obj);
+ switch(status) {
+ case 0x60: retval = 3; break;
+ case 0x70: retval = 2; break;
+ case 0xA8: retval = 1; break;
+ default : retval = 0; break;
+ }
+
+ return(retval);
+}
+
+int i2c_slave_read(i2c_t *obj, char *data, int length) {
+ int count = 0;
+ int status;
+
+ do {
+ i2c_clear_SI(obj);
+ i2c_wait_SI(obj);
+ status = i2c_status(obj);
+ if((status == 0x80) || (status == 0x90)) {
+ data[count] = I2C_DAT(obj) & 0xFF;
+ }
+ count++;
+ } while (((status == 0x80) || (status == 0x90) ||
+ (status == 0x060) || (status == 0x70)) && (count < length));
+
+ if(status != 0xA0) {
+ i2c_stop(obj);
+ }
+
+ i2c_clear_SI(obj);
+
+ return count;
+}
+
+int i2c_slave_write(i2c_t *obj, const char *data, int length) {
+ int count = 0;
+ int status;
+
+ if(length <= 0) {
+ return(0);
+ }
+
+ do {
+ status = i2c_do_write(obj, data[count], 0);
+ count++;
+ } while ((count < length) && (status == 0xB8));
+
+ if((status != 0xC0) && (status != 0xC8)) {
+ i2c_stop(obj);
+ }
+
+ i2c_clear_SI(obj);
+
+ return(count);
+}
+
+void i2c_slave_address(i2c_t *obj, int idx, uint32_t address, uint32_t mask) {
+ uint32_t addr;
+
+ if ((idx >= 0) && (idx <= 3)) {
+ addr = ((uint32_t)obj->i2c) + I2C_addr_offset[0][idx];
+ *((uint32_t *) addr) = address & 0xFF;
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/objects.h Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,78 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_OBJECTS_H
+#define MBED_OBJECTS_H
+
+#include "cmsis.h"
+#include "PortNames.h"
+#include "PeripheralNames.h"
+#include "PinNames.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct gpio_irq_s {
+ uint32_t port;
+ uint32_t pin;
+ uint32_t ch;
+};
+
+struct port_s {
+ __IO uint32_t *reg_dir;
+ __IO uint32_t *reg_out;
+ __I uint32_t *reg_in;
+ PortName port;
+ uint32_t mask;
+};
+
+struct pwmout_s {
+ __IO uint32_t *MR;
+ PWMName pwm;
+};
+
+struct serial_s {
+ LPC_UART_TypeDef *uart;
+ int index;
+};
+
+struct analogin_s {
+ ADCName adc;
+};
+
+struct dac_s {
+ DACName dac;
+};
+
+struct can_s {
+ LPC_CAN_TypeDef *dev;
+};
+
+struct i2c_s {
+ LPC_I2C_TypeDef *i2c;
+};
+
+struct spi_s {
+ LPC_SSP_TypeDef *spi;
+};
+
+#include "gpio_object.h"
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/pinmap.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,46 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed_assert.h"
+#include "pinmap.h"
+#include "mbed_error.h"
+
+void pin_function(PinName pin, int function) {
+ MBED_ASSERT(pin != (PinName)NC);
+
+ uint32_t pin_number = (uint32_t)pin - (uint32_t)P0_0;
+ int index = pin_number >> 4;
+ int offset = (pin_number & 0xF) << 1;
+
+ PINCONARRAY->PINSEL[index] &= ~(0x3 << offset);
+ PINCONARRAY->PINSEL[index] |= function << offset;
+}
+
+void pin_mode(PinName pin, PinMode mode) {
+ MBED_ASSERT((pin != (PinName)NC) && (mode != OpenDrain));
+
+ uint32_t pin_number = (uint32_t)pin - (uint32_t)P0_0;
+ int index = pin_number >> 5;
+ int offset = pin_number & 0x1F;
+ uint32_t drain = ((uint32_t) mode & (uint32_t) OpenDrain) >> 2;
+
+ if (!drain) {
+ index = pin_number >> 4;
+ offset = (pin_number & 0xF) << 1;
+
+ PINCONARRAY->PINMODE[index] &= ~(0x3 << offset);
+ PINCONARRAY->PINMODE[index] |= (uint32_t)mode << offset;
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/port_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,71 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "port_api.h"
+#include "pinmap.h"
+#include "gpio_api.h"
+
+PinName port_pin(PortName port, int pin_n) {
+ return (PinName)(LPC_GPIO0_BASE + ((port << PORT_SHIFT) | pin_n));
+}
+
+void port_init(port_t *obj, PortName port, int mask, PinDirection dir) {
+ obj->port = port;
+ obj->mask = mask;
+
+ LPC_GPIO_TypeDef *port_reg = (LPC_GPIO_TypeDef *)(LPC_GPIO0_BASE + ((int)port * 0x20));
+
+ // Do not use masking, because it prevents the use of the unmasked pins
+ // port_reg->FIOMASK = ~mask;
+
+ obj->reg_out = &port_reg->FIOPIN;
+ obj->reg_in = &port_reg->FIOPIN;
+ obj->reg_dir = &port_reg->FIODIR;
+
+ uint32_t i;
+ // The function is set per pin: reuse gpio logic
+ for (i=0; i<32; i++) {
+ if (obj->mask & (1<<i)) {
+ gpio_set(port_pin(obj->port, i));
+ }
+ }
+
+ port_dir(obj, dir);
+}
+
+void port_mode(port_t *obj, PinMode mode) {
+ uint32_t i;
+ // The mode is set per pin: reuse pinmap logic
+ for (i=0; i<32; i++) {
+ if (obj->mask & (1<<i)) {
+ pin_mode(port_pin(obj->port, i), mode);
+ }
+ }
+}
+
+void port_dir(port_t *obj, PinDirection dir) {
+ switch (dir) {
+ case PIN_INPUT : *obj->reg_dir &= ~obj->mask; break;
+ case PIN_OUTPUT: *obj->reg_dir |= obj->mask; break;
+ }
+}
+
+void port_write(port_t *obj, int value) {
+ *obj->reg_out = (*obj->reg_in & ~obj->mask) | (value & obj->mask);
+}
+
+int port_read(port_t *obj) {
+ return (*obj->reg_in & obj->mask);
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/pwmout_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,175 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed_assert.h"
+#include "pwmout_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+
+#define TCR_CNT_EN 0x00000001
+#define TCR_RESET 0x00000002
+
+// PORT ID, PWM ID, Pin function
+static const PinMap PinMap_PWM[] = {
+ {P1_18, PWM_1, 2},
+ {P1_20, PWM_2, 2},
+ {P1_21, PWM_3, 2},
+ {P1_23, PWM_4, 2},
+ {P1_24, PWM_5, 2},
+ {P1_26, PWM_6, 2},
+ {P2_0 , PWM_1, 1},
+ {P2_1 , PWM_2, 1},
+ {P2_2 , PWM_3, 1},
+ {P2_3 , PWM_4, 1},
+ {P2_4 , PWM_5, 1},
+ {P2_5 , PWM_6, 1},
+ {P3_24, PWM_1, 3},
+ {P3_25, PWM_2, 3},
+ {P3_26, PWM_3, 3},
+ {P3_27, PWM_4, 3},
+ {P3_28, PWM_5, 3},
+ {P3_29, PWM_6, 3},
+ {NC, NC, 0}
+};
+
+__IO uint32_t *PWM_MATCH[] = {
+ &(LPC_PWM1->MR0),
+ &(LPC_PWM1->MR1),
+ &(LPC_PWM1->MR2),
+ &(LPC_PWM1->MR3),
+ &(LPC_PWM1->MR4),
+ &(LPC_PWM1->MR5),
+ &(LPC_PWM1->MR6)
+};
+
+#define TCR_PWM_EN 0x00000008
+
+static unsigned int pwm_clock_mhz;
+
+void pwmout_init(pwmout_t* obj, PinName pin) {
+ // determine the channel
+ PWMName pwm = (PWMName)pinmap_peripheral(pin, PinMap_PWM);
+ MBED_ASSERT(pwm != (PWMName)NC);
+
+ obj->pwm = pwm;
+ obj->MR = PWM_MATCH[pwm];
+
+ // ensure the power is on
+ LPC_SC->PCONP |= 1 << 6;
+
+ // ensure clock to /4
+ LPC_SC->PCLKSEL0 &= ~(0x3 << 12); // pclk = /4
+ LPC_PWM1->PR = 0; // no pre-scale
+
+ // ensure single PWM mode
+ LPC_PWM1->MCR = 1 << 1; // reset TC on match 0
+
+ // enable the specific PWM output
+ LPC_PWM1->PCR |= 1 << (8 + pwm);
+
+ pwm_clock_mhz = SystemCoreClock / 4000000;
+
+ // default to 20ms: standard for servos, and fine for e.g. brightness control
+ pwmout_period_ms(obj, 20);
+ pwmout_write (obj, 0);
+
+ // Wire pinout
+ pinmap_pinout(pin, PinMap_PWM);
+}
+
+void pwmout_free(pwmout_t* obj) {
+ // [TODO]
+}
+
+void pwmout_write(pwmout_t* obj, float value) {
+ if (value < 0.0f) {
+ value = 0.0;
+ } else if (value > 1.0f) {
+ value = 1.0;
+ }
+
+ // set channel match to percentage
+ uint32_t v = (uint32_t)((float)(LPC_PWM1->MR0) * value);
+
+ // workaround for PWM1[1] - Never make it equal MR0, else we get 1 cycle dropout
+ if (v == LPC_PWM1->MR0) {
+ v++;
+ }
+
+ *obj->MR = v;
+
+ // accept on next period start
+ LPC_PWM1->LER |= 1 << obj->pwm;
+}
+
+float pwmout_read(pwmout_t* obj) {
+ float v = (float)(*obj->MR) / (float)(LPC_PWM1->MR0);
+ return (v > 1.0f) ? (1.0f) : (v);
+}
+
+void pwmout_period(pwmout_t* obj, float seconds) {
+ pwmout_period_us(obj, seconds * 1000000.0f);
+}
+
+void pwmout_period_ms(pwmout_t* obj, int ms) {
+ pwmout_period_us(obj, ms * 1000);
+}
+
+// Set the PWM period, keeping the duty cycle the same.
+void pwmout_period_us(pwmout_t* obj, int us) {
+ // calculate number of ticks
+ uint32_t ticks = pwm_clock_mhz * us;
+
+ // set reset
+ LPC_PWM1->TCR = TCR_RESET;
+
+ // set the global match register
+ LPC_PWM1->MR0 = ticks;
+
+ // Scale the pulse width to preserve the duty ratio
+ if (LPC_PWM1->MR0 > 0) {
+ *obj->MR = (*obj->MR * ticks) / LPC_PWM1->MR0;
+ }
+
+ // set the channel latch to update value at next period start
+ LPC_PWM1->LER |= 1 << 0;
+
+ // enable counter and pwm, clear reset
+ LPC_PWM1->TCR = TCR_CNT_EN | TCR_PWM_EN;
+}
+
+void pwmout_pulsewidth(pwmout_t* obj, float seconds) {
+ pwmout_pulsewidth_us(obj, seconds * 1000000.0f);
+}
+
+void pwmout_pulsewidth_ms(pwmout_t* obj, int ms) {
+ pwmout_pulsewidth_us(obj, ms * 1000);
+}
+
+void pwmout_pulsewidth_us(pwmout_t* obj, int us) {
+ // calculate number of ticks
+ uint32_t v = pwm_clock_mhz * us;
+
+ // workaround for PWM1[1] - Never make it equal MR0, else we get 1 cycle dropout
+ if (v == LPC_PWM1->MR0) {
+ v++;
+ }
+
+ // set the match register value
+ *obj->MR = v;
+
+ // set the channel latch to update value at next period start
+ LPC_PWM1->LER |= 1 << obj->pwm;
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/rtc_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,117 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "rtc_api.h"
+
+// ensure rtc is running (unchanged if already running)
+
+/* Setup the RTC based on a time structure, ensuring RTC is enabled
+ *
+ * Can be clocked by a 32.768KHz oscillator or prescale divider based on the APB clock
+ * - We want to use the 32khz clock, allowing for sleep mode
+ *
+ * Most registers are not changed by a Reset
+ * - We must initialize these registers between power-on and setting the RTC into operation
+
+ * Clock Control Register
+ * RTC_CCR[0] : Enable - 0 = Disabled, 1 = Enabled
+ * RTC_CCR[1] : Reset - 0 = Normal, 1 = Reset
+ * RTC_CCR[4] : Clock Source - 0 = Prescaler, 1 = 32k Xtal
+ *
+ * The RTC may already be running, so we should set it up
+ * without impacting if it is the case
+ */
+void rtc_init(void) {
+ LPC_SC->PCONP |= (1 << PCRTC); // Ensure power is on
+ LPC_RTC->CCR = 0x00;
+
+ // clock source on 2368 is special test mode on 1768!
+ LPC_RTC->CCR |= 1 << 4; // Ensure clock source is 32KHz Xtal
+
+ LPC_RTC->CCR |= 1 << 0; // Ensure the RTC is enabled
+}
+
+void rtc_free(void) {
+ // [TODO]
+}
+
+/*
+ * Little check routine to see if the RTC has been enabled
+ *
+ * Clock Control Register
+ * RTC_CCR[0] : 0 = Disabled, 1 = Enabled
+ *
+ */
+
+int rtc_isenabled(void) {
+ return(((LPC_RTC->CCR) & 0x01) != 0);
+}
+
+/*
+ * RTC Registers
+ * RTC_SEC Seconds 0-59
+ * RTC_MIN Minutes 0-59
+ * RTC_HOUR Hour 0-23
+ * RTC_DOM Day of Month 1-28..31
+ * RTC_DOW Day of Week 0-6
+ * RTC_DOY Day of Year 1-365
+ * RTC_MONTH Month 1-12
+ * RTC_YEAR Year 0-4095
+ *
+ * struct tm
+ * tm_sec seconds after the minute 0-61
+ * tm_min minutes after the hour 0-59
+ * tm_hour hours since midnight 0-23
+ * tm_mday day of the month 1-31
+ * tm_mon months since January 0-11
+ * tm_year years since 1900
+ * tm_wday days since Sunday 0-6
+ * tm_yday days since January 1 0-365
+ * tm_isdst Daylight Saving Time flag
+ */
+time_t rtc_read(void) {
+ // Setup a tm structure based on the RTC
+ struct tm timeinfo;
+ timeinfo.tm_sec = LPC_RTC->SEC;
+ timeinfo.tm_min = LPC_RTC->MIN;
+ timeinfo.tm_hour = LPC_RTC->HOUR;
+ timeinfo.tm_mday = LPC_RTC->DOM;
+ timeinfo.tm_mon = LPC_RTC->MONTH - 1;
+ timeinfo.tm_year = LPC_RTC->YEAR - 1900;
+
+ // Convert to timestamp
+ time_t t = mktime(&timeinfo);
+
+ return t;
+}
+
+void rtc_write(time_t t) {
+ // Convert the time in to a tm
+ struct tm *timeinfo = localtime(&t);
+
+ // Pause clock, and clear counter register (clears us count)
+ LPC_RTC->CCR |= 2;
+
+ // Set the RTC
+ LPC_RTC->SEC = timeinfo->tm_sec;
+ LPC_RTC->MIN = timeinfo->tm_min;
+ LPC_RTC->HOUR = timeinfo->tm_hour;
+ LPC_RTC->DOM = timeinfo->tm_mday;
+ LPC_RTC->MONTH = timeinfo->tm_mon + 1;
+ LPC_RTC->YEAR = timeinfo->tm_year + 1900;
+
+ // Restart clock
+ LPC_RTC->CCR &= ~((uint32_t)2);
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/serial_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,338 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// math.h required for floating point operations for baud rate calculation
+#include "mbed_assert.h"
+#include <math.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "serial_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+
+/******************************************************************************
+ * INITIALIZATION
+ ******************************************************************************/
+#define UART_NUM 4
+
+static const PinMap PinMap_UART_TX[] = {
+ {P0_0, UART_3, 2},
+ {P0_2, UART_0, 1},
+ {P0_10, UART_2, 1},
+ {P0_15, UART_1, 1},
+ {P0_25, UART_3, 3},
+ {P2_0 , UART_1, 2},
+ {P2_8 , UART_2, 2},
+ {P4_28, UART_3, 3},
+ {NC , NC , 0}
+};
+
+static const PinMap PinMap_UART_RX[] = {
+ {P0_1 , UART_3, 2},
+ {P0_3 , UART_0, 1},
+ {P0_11, UART_2, 1},
+ {P0_16, UART_1, 1},
+ {P0_26, UART_3, 3},
+ {P2_1 , UART_1, 2},
+ {P2_9 , UART_2, 2},
+ {P4_29, UART_3, 3},
+ {NC , NC , 0}
+};
+
+static uint32_t serial_irq_ids[UART_NUM] = {0};
+static uart_irq_handler irq_handler;
+
+int stdio_uart_inited = 0;
+serial_t stdio_uart;
+
+void serial_init(serial_t *obj, PinName tx, PinName rx) {
+ int is_stdio_uart = 0;
+
+ // determine the UART to use
+ UARTName uart_tx = (UARTName)pinmap_peripheral(tx, PinMap_UART_TX);
+ UARTName uart_rx = (UARTName)pinmap_peripheral(rx, PinMap_UART_RX);
+ UARTName uart = (UARTName)pinmap_merge(uart_tx, uart_rx);
+ MBED_ASSERT((int)uart != NC);
+
+ obj->uart = (LPC_UART_TypeDef *)uart;
+ // enable power
+ switch (uart) {
+ case UART_0: LPC_SC->PCONP |= 1 << 3; break;
+ case UART_1: LPC_SC->PCONP |= 1 << 4; break;
+ case UART_2: LPC_SC->PCONP |= 1 << 24; break;
+ case UART_3: LPC_SC->PCONP |= 1 << 25; break;
+ }
+
+ // enable fifos and default rx trigger level
+ obj->uart->FCR = 1 << 0 // FIFO Enable - 0 = Disables, 1 = Enabled
+ | 0 << 1 // Rx Fifo Reset
+ | 0 << 2 // Tx Fifo Reset
+ | 0 << 6; // Rx irq trigger level - 0 = 1 char, 1 = 4 chars, 2 = 8 chars, 3 = 14 chars
+
+ // disable irqs
+ obj->uart->IER = 0 << 0 // Rx Data available irq enable
+ | 0 << 1 // Tx Fifo empty irq enable
+ | 0 << 2; // Rx Line Status irq enable
+
+ // set default baud rate and format
+ serial_baud (obj, 9600);
+ serial_format(obj, 8, ParityNone, 1);
+
+ // pinout the chosen uart
+ pinmap_pinout(tx, PinMap_UART_TX);
+ pinmap_pinout(rx, PinMap_UART_RX);
+
+ // set rx/tx pins in PullUp mode
+ if (tx != NC) {
+ pin_mode(tx, PullUp);
+ }
+ if (rx != NC) {
+ pin_mode(rx, PullUp);
+ }
+
+ switch (uart) {
+ case UART_0: obj->index = 0; break;
+ case UART_1: obj->index = 1; break;
+ case UART_2: obj->index = 2; break;
+ case UART_3: obj->index = 3; break;
+ }
+
+ is_stdio_uart = (uart == STDIO_UART) ? (1) : (0);
+
+ if (is_stdio_uart) {
+ stdio_uart_inited = 1;
+ memcpy(&stdio_uart, obj, sizeof(serial_t));
+ }
+}
+
+void serial_free(serial_t *obj) {
+ serial_irq_ids[obj->index] = 0;
+}
+
+// serial_baud
+// set the baud rate, taking in to account the current SystemFrequency
+void serial_baud(serial_t *obj, int baudrate) {
+ MBED_ASSERT((int)obj->uart <= UART_3);
+ // The LPC2300 and LPC1700 have a divider and a fractional divider to control the
+ // baud rate. The formula is:
+ //
+ // Baudrate = (1 / PCLK) * 16 * DL * (1 + DivAddVal / MulVal)
+ // where:
+ // 1 < MulVal <= 15
+ // 0 <= DivAddVal < 14
+ // DivAddVal < MulVal
+ //
+ // set pclk to /1
+ switch ((int)obj->uart) {
+ case UART_0: LPC_SC->PCLKSEL0 &= ~(0x3 << 6); LPC_SC->PCLKSEL0 |= (0x1 << 6); break;
+ case UART_1: LPC_SC->PCLKSEL0 &= ~(0x3 << 8); LPC_SC->PCLKSEL0 |= (0x1 << 8); break;
+ case UART_2: LPC_SC->PCLKSEL1 &= ~(0x3 << 16); LPC_SC->PCLKSEL1 |= (0x1 << 16); break;
+ case UART_3: LPC_SC->PCLKSEL1 &= ~(0x3 << 18); LPC_SC->PCLKSEL1 |= (0x1 << 18); break;
+ default: break;
+ }
+
+ uint32_t PCLK = SystemCoreClock;
+
+ // First we check to see if the basic divide with no DivAddVal/MulVal
+ // ratio gives us an integer result. If it does, we set DivAddVal = 0,
+ // MulVal = 1. Otherwise, we search the valid ratio value range to find
+ // the closest match. This could be more elegant, using search methods
+ // and/or lookup tables, but the brute force method is not that much
+ // slower, and is more maintainable.
+ uint16_t DL = PCLK / (16 * baudrate);
+
+ uint8_t DivAddVal = 0;
+ uint8_t MulVal = 1;
+ int hit = 0;
+ uint16_t dlv;
+ uint8_t mv, dav;
+ if ((PCLK % (16 * baudrate)) != 0) { // Checking for zero remainder
+ int err_best = baudrate, b;
+ for (mv = 1; mv < 16 && !hit; mv++)
+ {
+ for (dav = 0; dav < mv; dav++)
+ {
+ // baudrate = PCLK / (16 * dlv * (1 + (DivAdd / Mul))
+ // solving for dlv, we get dlv = mul * PCLK / (16 * baudrate * (divadd + mul))
+ // mul has 4 bits, PCLK has 27 so we have 1 bit headroom which can be used for rounding
+ // for many values of mul and PCLK we have 2 or more bits of headroom which can be used to improve precision
+ // note: X / 32 doesn't round correctly. Instead, we use ((X / 16) + 1) / 2 for correct rounding
+
+ if ((mv * PCLK * 2) & 0x80000000) // 1 bit headroom
+ dlv = ((((2 * mv * PCLK) / (baudrate * (dav + mv))) / 16) + 1) / 2;
+ else // 2 bits headroom, use more precision
+ dlv = ((((4 * mv * PCLK) / (baudrate * (dav + mv))) / 32) + 1) / 2;
+
+ // datasheet says if DLL==DLM==0, then 1 is used instead since divide by zero is ungood
+ if (dlv == 0)
+ dlv = 1;
+
+ // datasheet says if dav > 0 then DL must be >= 2
+ if ((dav > 0) && (dlv < 2))
+ dlv = 2;
+
+ // integer rearrangement of the baudrate equation (with rounding)
+ b = ((PCLK * mv / (dlv * (dav + mv) * 8)) + 1) / 2;
+
+ // check to see how we went
+ b = abs(b - baudrate);
+ if (b < err_best)
+ {
+ err_best = b;
+
+ DL = dlv;
+ MulVal = mv;
+ DivAddVal = dav;
+
+ if (b == baudrate)
+ {
+ hit = 1;
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ // set LCR[DLAB] to enable writing to divider registers
+ obj->uart->LCR |= (1 << 7);
+
+ // set divider values
+ obj->uart->DLM = (DL >> 8) & 0xFF;
+ obj->uart->DLL = (DL >> 0) & 0xFF;
+ obj->uart->FDR = (uint32_t) DivAddVal << 0
+ | (uint32_t) MulVal << 4;
+
+ // clear LCR[DLAB]
+ obj->uart->LCR &= ~(1 << 7);
+}
+
+void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits) {
+ MBED_ASSERT((stop_bits == 1) || (stop_bits == 2)); // 0: 1 stop bits, 1: 2 stop bits
+ MBED_ASSERT((data_bits > 4) && (data_bits < 9)); // 0: 5 data bits ... 3: 8 data bits
+ MBED_ASSERT((parity == ParityNone) || (parity == ParityOdd) || (parity == ParityEven) ||
+ (parity == ParityForced1) || (parity == ParityForced0));
+
+ stop_bits -= 1;
+ data_bits -= 5;
+
+ int parity_enable = 0, parity_select = 0;
+ switch (parity) {
+ case ParityNone: parity_enable = 0; parity_select = 0; break;
+ case ParityOdd : parity_enable = 1; parity_select = 0; break;
+ case ParityEven: parity_enable = 1; parity_select = 1; break;
+ case ParityForced1: parity_enable = 1; parity_select = 2; break;
+ case ParityForced0: parity_enable = 1; parity_select = 3; break;
+ default:
+ break;
+ }
+
+ obj->uart->LCR = data_bits << 0
+ | stop_bits << 2
+ | parity_enable << 3
+ | parity_select << 4;
+}
+
+/******************************************************************************
+ * INTERRUPTS HANDLING
+ ******************************************************************************/
+static inline void uart_irq(uint32_t iir, uint32_t index) {
+ // [Chapter 14] LPC17xx UART0/2/3: UARTn Interrupt Handling
+ SerialIrq irq_type;
+ switch (iir) {
+ case 1: irq_type = TxIrq; break;
+ case 2: irq_type = RxIrq; break;
+ default: return;
+ }
+
+ if (serial_irq_ids[index] != 0){
+ irq_handler(serial_irq_ids[index], irq_type);
+ }
+}
+
+void uart0_irq() {uart_irq((LPC_UART0->IIR >> 1) & 0x7, 0);}
+void uart1_irq() {uart_irq((LPC_UART1->IIR >> 1) & 0x7, 1);}
+void uart2_irq() {uart_irq((LPC_UART2->IIR >> 1) & 0x7, 2);}
+void uart3_irq() {uart_irq((LPC_UART3->IIR >> 1) & 0x7, 3);}
+
+void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id) {
+ irq_handler = handler;
+ serial_irq_ids[obj->index] = id;
+}
+
+void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable) {
+ IRQn_Type irq_n = (IRQn_Type)0;
+ uint32_t vector = 0;
+ switch ((int)obj->uart) {
+ case UART_0: irq_n=UART0_IRQn; vector = (uint32_t)&uart0_irq; break;
+ case UART_1: irq_n=UART1_IRQn; vector = (uint32_t)&uart1_irq; break;
+ case UART_2: irq_n=UART2_IRQn; vector = (uint32_t)&uart2_irq; break;
+ case UART_3: irq_n=UART3_IRQn; vector = (uint32_t)&uart3_irq; break;
+ }
+
+ if (enable) {
+ obj->uart->IER |= 1 << irq;
+ NVIC_SetVector(irq_n, vector);
+ NVIC_EnableIRQ(irq_n);
+ } else { // disable
+ int all_disabled = 0;
+ SerialIrq other_irq = (irq == RxIrq) ? (TxIrq) : (RxIrq);
+ obj->uart->IER &= ~(1 << irq);
+ all_disabled = (obj->uart->IER & (1 << other_irq)) == 0;
+ if (all_disabled)
+ NVIC_DisableIRQ(irq_n);
+ }
+}
+
+/******************************************************************************
+ * READ/WRITE
+ ******************************************************************************/
+int serial_getc(serial_t *obj) {
+ while (!serial_readable(obj));
+ return obj->uart->RBR;
+}
+
+void serial_putc(serial_t *obj, int c) {
+ while (!serial_writable(obj));
+ obj->uart->THR = c;
+}
+
+int serial_readable(serial_t *obj) {
+ return obj->uart->LSR & 0x01;
+}
+
+int serial_writable(serial_t *obj) {
+ return obj->uart->LSR & 0x20;
+}
+
+void serial_clear(serial_t *obj) {
+ obj->uart->FCR = 1 << 1 // rx FIFO reset
+ | 1 << 2 // tx FIFO reset
+ | 0 << 6; // interrupt depth
+}
+
+void serial_pinout_tx(PinName tx) {
+ pinmap_pinout(tx, PinMap_UART_TX);
+}
+
+void serial_break_set(serial_t *obj) {
+ obj->uart->LCR |= (1 << 6);
+}
+
+void serial_break_clear(serial_t *obj) {
+ obj->uart->LCR &= ~(1 << 6);
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/spi_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,219 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed_assert.h"
+#include <math.h>
+
+#include "spi_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+#include "mbed_error.h"
+
+static const PinMap PinMap_SPI_SCLK[] = {
+ {P0_7 , SPI_1, 2},
+ {P0_15, SPI_0, 2},
+ {P1_20, SPI_0, 3},
+ {P1_31, SPI_1, 2},
+ {NC , NC , 0}
+};
+
+static const PinMap PinMap_SPI_MOSI[] = {
+ {P0_9 , SPI_1, 2},
+ {P0_13, SPI_1, 2},
+ {P0_18, SPI_0, 2},
+ {P1_24, SPI_0, 3},
+ {NC , NC , 0}
+};
+
+static const PinMap PinMap_SPI_MISO[] = {
+ {P0_8 , SPI_1, 2},
+ {P0_12, SPI_1, 2},
+ {P0_17, SPI_0, 2},
+ {P1_23, SPI_0, 3},
+ {NC , NC , 0}
+};
+
+static const PinMap PinMap_SPI_SSEL[] = {
+ {P0_6 , SPI_1, 2},
+ {P0_14, SPI_1, 3},
+ {P0_16, SPI_0, 2},
+ {P1_21, SPI_0, 3},
+ {NC , NC , 0}
+};
+
+static inline int ssp_disable(spi_t *obj);
+static inline int ssp_enable(spi_t *obj);
+
+void spi_init(spi_t *obj, PinName mosi, PinName miso, PinName sclk, PinName ssel) {
+ // determine the SPI to use
+ SPIName spi_mosi = (SPIName)pinmap_peripheral(mosi, PinMap_SPI_MOSI);
+ SPIName spi_miso = (SPIName)pinmap_peripheral(miso, PinMap_SPI_MISO);
+ SPIName spi_sclk = (SPIName)pinmap_peripheral(sclk, PinMap_SPI_SCLK);
+ SPIName spi_ssel = (SPIName)pinmap_peripheral(ssel, PinMap_SPI_SSEL);
+ SPIName spi_data = (SPIName)pinmap_merge(spi_mosi, spi_miso);
+ SPIName spi_cntl = (SPIName)pinmap_merge(spi_sclk, spi_ssel);
+ obj->spi = (LPC_SSP_TypeDef*)pinmap_merge(spi_data, spi_cntl);
+ MBED_ASSERT((int)obj->spi != NC);
+
+ // enable power and clocking
+ switch ((int)obj->spi) {
+ case SPI_0: LPC_SC->PCONP |= 1 << PCSSP0; break;
+ case SPI_1: LPC_SC->PCONP |= 1 << PCSSP1; break;
+ }
+
+ // set default format and frequency
+ if (ssel == NC) {
+ spi_format(obj, 8, 0, 0); // 8 bits, mode 0, master
+ } else {
+ spi_format(obj, 8, 0, 1); // 8 bits, mode 0, slave
+ }
+ spi_frequency(obj, 1000000);
+
+ // enable the ssp channel
+ ssp_enable(obj);
+
+ // pin out the spi pins
+ pinmap_pinout(mosi, PinMap_SPI_MOSI);
+ pinmap_pinout(miso, PinMap_SPI_MISO);
+ pinmap_pinout(sclk, PinMap_SPI_SCLK);
+ if (ssel != NC) {
+ pinmap_pinout(ssel, PinMap_SPI_SSEL);
+ }
+}
+
+void spi_free(spi_t *obj) {}
+
+void spi_format(spi_t *obj, int bits, int mode, int slave) {
+ MBED_ASSERT(((bits >= 4) && (bits <= 16)) && ((mode >= 0) && (mode <= 3)));
+ ssp_disable(obj);
+
+ int polarity = (mode & 0x2) ? 1 : 0;
+ int phase = (mode & 0x1) ? 1 : 0;
+
+ // set it up
+ int DSS = bits - 1; // DSS (data select size)
+ int SPO = (polarity) ? 1 : 0; // SPO - clock out polarity
+ int SPH = (phase) ? 1 : 0; // SPH - clock out phase
+
+ int FRF = 0; // FRF (frame format) = SPI
+ uint32_t tmp = obj->spi->CR0;
+ tmp &= ~(0xFFFF);
+ tmp |= DSS << 0
+ | FRF << 4
+ | SPO << 6
+ | SPH << 7;
+ obj->spi->CR0 = tmp;
+
+ tmp = obj->spi->CR1;
+ tmp &= ~(0xD);
+ tmp |= 0 << 0 // LBM - loop back mode - off
+ | ((slave) ? 1 : 0) << 2 // MS - master slave mode, 1 = slave
+ | 0 << 3; // SOD - slave output disable - na
+ obj->spi->CR1 = tmp;
+
+ ssp_enable(obj);
+}
+
+void spi_frequency(spi_t *obj, int hz) {
+ ssp_disable(obj);
+
+ // setup the spi clock diveder to /1
+ switch ((int)obj->spi) {
+ case SPI_0:
+ LPC_SC->PCLKSEL1 &= ~(3 << 10);
+ LPC_SC->PCLKSEL1 |= (1 << 10);
+ break;
+ case SPI_1:
+ LPC_SC->PCLKSEL0 &= ~(3 << 20);
+ LPC_SC->PCLKSEL0 |= (1 << 20);
+ break;
+ }
+
+ uint32_t PCLK = SystemCoreClock;
+
+ int prescaler;
+
+ for (prescaler = 2; prescaler <= 254; prescaler += 2) {
+ int prescale_hz = PCLK / prescaler;
+
+ // calculate the divider
+ int divider = floor(((float)prescale_hz / (float)hz) + 0.5f);
+
+ // check we can support the divider
+ if (divider < 256) {
+ // prescaler
+ obj->spi->CPSR = prescaler;
+
+ // divider
+ obj->spi->CR0 &= ~(0xFFFF << 8);
+ obj->spi->CR0 |= (divider - 1) << 8;
+ ssp_enable(obj);
+ return;
+ }
+ }
+ error("Couldn't setup requested SPI frequency");
+}
+
+static inline int ssp_disable(spi_t *obj) {
+ return obj->spi->CR1 &= ~(1 << 1);
+}
+
+static inline int ssp_enable(spi_t *obj) {
+ return obj->spi->CR1 |= (1 << 1);
+}
+
+static inline int ssp_readable(spi_t *obj) {
+ return obj->spi->SR & (1 << 2);
+}
+
+static inline int ssp_writeable(spi_t *obj) {
+ return obj->spi->SR & (1 << 1);
+}
+
+static inline void ssp_write(spi_t *obj, int value) {
+ while (!ssp_writeable(obj));
+ obj->spi->DR = value;
+}
+
+static inline int ssp_read(spi_t *obj) {
+ while (!ssp_readable(obj));
+ return obj->spi->DR;
+}
+
+static inline int ssp_busy(spi_t *obj) {
+ return (obj->spi->SR & (1 << 4)) ? (1) : (0);
+}
+
+int spi_master_write(spi_t *obj, int value) {
+ ssp_write(obj, value);
+ return ssp_read(obj);
+}
+
+int spi_slave_receive(spi_t *obj) {
+ return (ssp_readable(obj) && !ssp_busy(obj)) ? (1) : (0);
+}
+
+int spi_slave_read(spi_t *obj) {
+ return obj->spi->DR;
+}
+
+void spi_slave_write(spi_t *obj, int value) {
+ while (ssp_writeable(obj) == 0) ;
+ obj->spi->DR = value;
+}
+
+int spi_busy(spi_t *obj) {
+ return ssp_busy(obj);
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_NXP/TARGET_LPC2460/us_ticker.c Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,64 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <stddef.h>
+#include "us_ticker_api.h"
+#include "PeripheralNames.h"
+
+#define US_TICKER_TIMER ((LPC_TIM_TypeDef *)LPC_TIM3_BASE)
+#define US_TICKER_TIMER_IRQn TIMER3_IRQn
+
+int us_ticker_inited = 0;
+
+void us_ticker_init(void) {
+ if (us_ticker_inited) return;
+ us_ticker_inited = 1;
+
+ LPC_SC->PCONP |= 1 << PCTIM3; // Clock TIMER_3
+
+ US_TICKER_TIMER->CTCR = 0x0; // timer mode
+ uint32_t PCLK = SystemCoreClock / 4;
+
+ US_TICKER_TIMER->TCR = 0x2; // reset
+
+ uint32_t prescale = PCLK / 1000000; // default to 1MHz (1 us ticks)
+ US_TICKER_TIMER->PR = prescale - 1;
+ US_TICKER_TIMER->TCR = 1; // enable = 1, reset = 0
+
+ NVIC_SetVector(US_TICKER_TIMER_IRQn, (uint32_t)us_ticker_irq_handler);
+ NVIC_EnableIRQ(US_TICKER_TIMER_IRQn);
+}
+
+uint32_t us_ticker_read() {
+ if (!us_ticker_inited)
+ us_ticker_init();
+
+ return US_TICKER_TIMER->TC;
+}
+
+void us_ticker_set_interrupt(timestamp_t timestamp) {
+ // set match value
+ US_TICKER_TIMER->MR0 = (uint32_t)timestamp;
+ // enable match interrupt
+ US_TICKER_TIMER->MCR |= 1;
+}
+
+void us_ticker_disable_interrupt(void) {
+ US_TICKER_TIMER->MCR &= ~1;
+}
+
+void us_ticker_clear_interrupt(void) {
+ US_TICKER_TIMER->IR = 1;
+}
--- a/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/pwmout_api.c Mon Jun 01 10:30:08 2015 +0100
+++ b/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/pwmout_api.c Mon Jun 01 11:00:11 2015 +0100
@@ -139,7 +139,7 @@
value = 1;
}
- float pulse_period_in_s = obj->period_cycles / (float) pwm_clockfreq;
+ float pulse_period_in_s = obj->period_cycles / ((float) (pwm_clockfreq >> pwm_prescaler_div));
pwmout_pulsewidth(obj, value * pulse_period_in_s);
}
@@ -192,7 +192,7 @@
void pwmout_pulsewidth(pwmout_t *obj, float seconds)
{
- obj->width_cycles = pwm_clockfreq * seconds;
+ obj->width_cycles = (uint32_t) (((float) (pwm_clockfreq >> pwm_prescaler_div)) * seconds);
TIMER_CompareBufSet(PWM_TIMER, obj->channel, obj->width_cycles);
}