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mbed 2
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TARGET_ARM_BEETLE_SOC/TOOLCHAIN_IAR/eflash_api.h
- Committer:
- AnnaBridge
- Date:
- 2019-02-20
- Revision:
- 172:65be27845400
- Parent:
- 171:3a7713b1edbc
File content as of revision 172:65be27845400:
/* mbed Microcontroller Library * Copyright (c) 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 _EFLASH_DRV_H #define _EFLASH_DRV_H #include "fcache_api.h" #ifdef __cplusplus extern "C" { #else #include <stdio.h> #endif /* eFLASH Address Map */ #define SYS_EFLASH_BASE 0x40009000 #define SYS_EFLASH_IRQ_SET_STATUS (SYS_EFLASH_BASE + 0x008) #define SYS_EFLASH_IRQ_CLR_STATUS (SYS_EFLASH_BASE + 0x008) #define SYS_EFLASH_CTRL (SYS_EFLASH_BASE + 0x014) #define SYS_EFLASH_STATUS (SYS_EFLASH_BASE + 0x018) #define SYS_EFLASH_CONFIG0 (SYS_EFLASH_BASE + 0x01C) #define SYS_EFLASH_WADDR (SYS_EFLASH_BASE + 0x028) #define SYS_EFLASH_WDATA (SYS_EFLASH_BASE + 0x02C) #define SYS_EFLASH_HWPARAMS0 (SYS_EFLASH_BASE + 0x034) #define SYS_EFLASH_PIDR0 (SYS_EFLASH_BASE + 0xFE0) #define SYS_EFLASH_PIDR1 (SYS_EFLASH_BASE + 0xFE4) #define SYS_EFLASH_PIDR2 (SYS_EFLASH_BASE + 0xFE8) /* SYS_EFLASH_CTRL (RW): Flash Control Register */ #define EFLASH_WRITE 1 /* Write one word on eFlash */ #define EFLASH_ROW_WRITE (1 << 1) /* Write a row of eFlash */ #define EFLASH_ERASE (1 << 2) /* Erase one page of eFlash */ #define EFLASH_MASS_ERASE (1 << 3) /* Erases all pages of the eFlash*/ #define EFLASH_STOP (1 << 4) /* Stop any write erase operation */ /* SYS_EFLASH_STATUS (RO): Status Register */ #define EFLASH_BUSY_MASK 1 /* EFlash Busy Mask */ #define EFLASH_BUSY 1 /* EFlash Busy */ #define EFLASH_LOCK_MASK (1 << 1) /* EFlash Lock Mask */ #define EFLASH_LOCK (1 << 1) /* EFlash Lock */ /* SYS_EFLASH_HWPARAMS0 (RO): HW parameters */ #define EFLASH_FLASHSIZE 0x1F /* Flash Size */ /* SYS_EFLASH_PIDR2 (RO): Flash Memory Information */ #define EFLASH_DES_1 0x7 /* JEP106 Id Mask */ #define EFLASH_JEDEC 0x8 /* JEDEC assigned val Mask */ #define EFLASH_REVISION 0xF0 /* Revision number */ /* Macros */ #define EFlash_Readl(reg) *(volatile unsigned int *)reg #define EFlash_Writel(reg, val) *(volatile unsigned int *)reg = val; /* peripheral and component ID values */ #define FLS_PID4 0x14 #define FLS_PID5 0x00 #define FLS_PID6 0x00 #define FLS_PID7 0x00 #define FLS_PID0 0x30 #define FLS_PID1 0xB8 #define FLS_PID2 0x0B #define FLS_PID3 0x00 #define FLS_CID0 0x0D #define FLS_CID1 0xF0 #define FLS_CID2 0x05 #define FLS_CID3 0xB1 /* Functions */ /* EFlash_DriverInitialize: eFlash Driver Initialize function */ void EFlash_DriverInitialize(void); /* EFlash_ClockConfig: eFlash Clock Configuration */ void EFlash_ClockConfig(void); /* * EFlash_Erase: Erases flash banks * Mode: * 0 - erases bank 0 * 1 - erases bank 1 * 2 - erases bank 0 + info pages * 3 - erases bank 1 + info pages * 4 - erases bank 0 + 1 * 5 - erases bank 0 + 1 with info pages */ void EFlash_Erase(int mode); /* EFlash_ErasePage: Erase a Page */ void EFlash_ErasePage(unsigned int waddr); /* * EFlash_Write: Write function * Parameters: * waddr - address in flash * data - data to be written */ void EFlash_Write(unsigned int waddr, unsigned int data); /* * EFlash_WritePage: Write Page function * Parameters: * waddr - address in flash * page_size - data to be written * buf - buffer containing the data */ int EFlash_WritePage(unsigned int waddr, unsigned int page_size, unsigned char *buf); /* * EFlash_Read: Read function * Parameters: * waddr - address in flash * Returns: * the vaule read at address waddr */ unsigned int EFlash_Read(unsigned int waddr); /* * EFlash_Verify: Verifies if the eFlash has been written correctly. * Parameters: * waddr - address in flash * page_size - data to be written * buf - buffer containing the data * Returns: * (waddr+page_size) - OK or Failed Address */ unsigned int EFlash_Verify(unsigned int waddr, unsigned int page_size, unsigned char *buf); /* * EFlash_BlankCheck: Verifies if there is any Blank Block in eFlash * Parameters: * waddr - address in flash * page_size - data to be written * pat - pattern of a blank block * Returns: * 0 - OK or 1- Failed */ int EFlash_BlankCheck(unsigned int waddr, unsigned int page_size, unsigned char pat); /* EFlash_Delay function */ void EFlash_Delay(unsigned int period); /* EFlash_ReturnBank1BaseAddress: Returns start address of bank 1 */ int EFlash_ReturnBank1BaseAddress(void); #ifdef __cplusplus } #endif #endif /* _FCACHE_DRV_H */