mbed official / mbed-src

mbed library sources

Dependents:   Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more

Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_NXP/TARGET_LPC15XX/TOOLCHAIN_GCC_ARM/startup_LPC15xx.S@577:15494b56c2f3, 2015-07-01 (annotated)

Committer:
mbed_official
Date:
Wed Jul 01 08:15:11 2015 +0100
Revision:
577:15494b56c2f3
Parent:
targets/cmsis/TARGET_NXP/TARGET_LPC15XX/TOOLCHAIN_GCC_ARM/startup_LPC15xx.s@280:a62e2e63cfbd 
Synchronized with git revision 7766e75dd858812cd79aedb3080349715f55dd56



Full URL: https://github.com/mbedmicro/mbed/commit/7766e75dd858812cd79aedb3080349715f55dd56/



GCC asm updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 280:a62e2e63cfbd 1 /* File: startup_ARMCM3.s
mbed_official 280:a62e2e63cfbd 2 * Purpose: startup file for Cortex-M3/M4 devices. Should use with
mbed_official 280:a62e2e63cfbd 3 * GNU Tools for ARM Embedded Processors
mbed_official 280:a62e2e63cfbd 4 * Version: V1.1
mbed_official 280:a62e2e63cfbd 5 * Date: 17 June 2011
mbed_official 280:a62e2e63cfbd 6 *
mbed_official 280:a62e2e63cfbd 7 * Copyright (C) 2011 ARM Limited. All rights reserved.
mbed_official 280:a62e2e63cfbd 8 * ARM Limited (ARM) is supplying this software for use with Cortex-M3/M4
mbed_official 280:a62e2e63cfbd 9 * processor based microcontrollers. This file can be freely distributed
mbed_official 280:a62e2e63cfbd 10 * within development tools that are supporting such ARM based processors.
mbed_official 280:a62e2e63cfbd 11 *
mbed_official 280:a62e2e63cfbd 12 * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
mbed_official 280:a62e2e63cfbd 13 * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
mbed_official 280:a62e2e63cfbd 14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
mbed_official 280:a62e2e63cfbd 15 * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
mbed_official 280:a62e2e63cfbd 16 * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
mbed_official 280:a62e2e63cfbd 17 */
mbed_official 280:a62e2e63cfbd 18 .syntax unified
mbed_official 280:a62e2e63cfbd 19 .arch armv7-m
mbed_official 280:a62e2e63cfbd 20
mbed_official 280:a62e2e63cfbd 21 /* Memory Model
mbed_official 280:a62e2e63cfbd 22 The HEAP starts at the end of the DATA section and grows upward.
mbed_official 280:a62e2e63cfbd 23
mbed_official 280:a62e2e63cfbd 24 The STACK starts at the end of the RAM and grows downward.
mbed_official 280:a62e2e63cfbd 25
mbed_official 280:a62e2e63cfbd 26 The HEAP and stack STACK are only checked at compile time:
mbed_official 280:a62e2e63cfbd 27 (DATA_SIZE + HEAP_SIZE + STACK_SIZE) < RAM_SIZE
mbed_official 280:a62e2e63cfbd 28
mbed_official 280:a62e2e63cfbd 29 This is just a check for the bare minimum for the Heap+Stack area before
mbed_official 280:a62e2e63cfbd 30 aborting compilation, it is not the run time limit:
mbed_official 280:a62e2e63cfbd 31 Heap_Size + Stack_Size = 0x80 + 0x80 = 0x100
mbed_official 280:a62e2e63cfbd 32 */
mbed_official 280:a62e2e63cfbd 33 .section .stack
mbed_official 280:a62e2e63cfbd 34 .align 3
mbed_official 280:a62e2e63cfbd 35 #ifdef __STACK_SIZE
mbed_official 280:a62e2e63cfbd 36 .equ Stack_Size, __STACK_SIZE
mbed_official 280:a62e2e63cfbd 37 #else
mbed_official 280:a62e2e63cfbd 38 .equ Stack_Size, 0xc00
mbed_official 280:a62e2e63cfbd 39 #endif
mbed_official 280:a62e2e63cfbd 40 .globl __StackTop
mbed_official 280:a62e2e63cfbd 41 .globl __StackLimit
mbed_official 280:a62e2e63cfbd 42 __StackLimit:
mbed_official 280:a62e2e63cfbd 43 .space Stack_Size
mbed_official 280:a62e2e63cfbd 44 .size __StackLimit, . - __StackLimit
mbed_official 280:a62e2e63cfbd 45 __StackTop:
mbed_official 280:a62e2e63cfbd 46 .size __StackTop, . - __StackTop
mbed_official 280:a62e2e63cfbd 47
mbed_official 280:a62e2e63cfbd 48 .section .heap
mbed_official 280:a62e2e63cfbd 49 .align 3
mbed_official 280:a62e2e63cfbd 50 #ifdef __HEAP_SIZE
mbed_official 280:a62e2e63cfbd 51 .equ Heap_Size, __HEAP_SIZE
mbed_official 280:a62e2e63cfbd 52 #else
mbed_official 280:a62e2e63cfbd 53 .equ Heap_Size, 0x800
mbed_official 280:a62e2e63cfbd 54 #endif
mbed_official 280:a62e2e63cfbd 55 .globl __HeapBase
mbed_official 280:a62e2e63cfbd 56 .globl __HeapLimit
mbed_official 280:a62e2e63cfbd 57 __HeapBase:
mbed_official 280:a62e2e63cfbd 58 .space Heap_Size
mbed_official 280:a62e2e63cfbd 59 .size __HeapBase, . - __HeapBase
mbed_official 280:a62e2e63cfbd 60 __HeapLimit:
mbed_official 280:a62e2e63cfbd 61 .size __HeapLimit, . - __HeapLimit
mbed_official 280:a62e2e63cfbd 62
mbed_official 280:a62e2e63cfbd 63 .section .isr_vector
mbed_official 280:a62e2e63cfbd 64 .align 2
mbed_official 280:a62e2e63cfbd 65 .globl __isr_vector
mbed_official 280:a62e2e63cfbd 66 __isr_vector:
mbed_official 280:a62e2e63cfbd 67 .long __StackTop /* Top of Stack */
mbed_official 280:a62e2e63cfbd 68 .long Reset_Handler /* Reset Handler */
mbed_official 280:a62e2e63cfbd 69 .long NMI_Handler /* NMI Handler */
mbed_official 280:a62e2e63cfbd 70 .long HardFault_Handler /* Hard Fault Handler */
mbed_official 280:a62e2e63cfbd 71 .long MemManage_Handler /* MPU Fault Handler */
mbed_official 280:a62e2e63cfbd 72 .long BusFault_Handler /* Bus Fault Handler */
mbed_official 280:a62e2e63cfbd 73 .long UsageFault_Handler /* Usage Fault Handler */
mbed_official 280:a62e2e63cfbd 74 .long 0 /* Reserved */
mbed_official 280:a62e2e63cfbd 75 .long 0 /* Reserved */
mbed_official 280:a62e2e63cfbd 76 .long 0 /* Reserved */
mbed_official 280:a62e2e63cfbd 77 .long 0 /* Reserved */
mbed_official 280:a62e2e63cfbd 78 .long SVC_Handler /* SVCall Handler */
mbed_official 280:a62e2e63cfbd 79 .long DebugMon_Handler /* Debug Monitor Handler */
mbed_official 280:a62e2e63cfbd 80 .long 0 /* Reserved */
mbed_official 280:a62e2e63cfbd 81 .long PendSV_Handler /* PendSV Handler */
mbed_official 280:a62e2e63cfbd 82 .long SysTick_Handler /* SysTick Handler */
mbed_official 280:a62e2e63cfbd 83
mbed_official 280:a62e2e63cfbd 84 /* External interrupts */
mbed_official 280:a62e2e63cfbd 85 .long WDT_IRQHandler /* 0: Windowed watchdog timer */
mbed_official 280:a62e2e63cfbd 86 .long BOD_IRQHandler /* 1: Brown-Out Detect */
mbed_official 280:a62e2e63cfbd 87 .long FMC_IRQHandler /* 2: Flash controller */
mbed_official 280:a62e2e63cfbd 88 .long EEPROM_IRQHandler /* 3: EEPROM controller */
mbed_official 280:a62e2e63cfbd 89 .long DMA_IRQHandler /* 4: DMA */
mbed_official 280:a62e2e63cfbd 90 .long GINT0_IRQHandler /* 5: GPIO group 0 */
mbed_official 280:a62e2e63cfbd 91 .long GINT1_IRQHandler /* 6: GPIO group 1 */
mbed_official 280:a62e2e63cfbd 92 .long PIN_INT0_IRQHandler /* 7: PIO INT0 */
mbed_official 280:a62e2e63cfbd 93 .long PIN_INT1_IRQHandler /* 8: PIO INT1 */
mbed_official 280:a62e2e63cfbd 94 .long PIN_INT2_IRQHandler /* 9: PIO INT2 */
mbed_official 280:a62e2e63cfbd 95 .long PIN_INT3_IRQHandler /* 10: PIO INT3 */
mbed_official 280:a62e2e63cfbd 96 .long PIN_INT4_IRQHandler /* 11: PIO INT4 */
mbed_official 280:a62e2e63cfbd 97 .long PIN_INT5_IRQHandler /* 12: PIO INT5 */
mbed_official 280:a62e2e63cfbd 98 .long PIN_INT6_IRQHandler /* 13: PIO INT6 */
mbed_official 280:a62e2e63cfbd 99 .long PIN_INT7_IRQHandler /* 14: PIO INT7 */
mbed_official 280:a62e2e63cfbd 100 .long RIT_IRQHandler /* 15: Repetitive Interrupt Timer */
mbed_official 280:a62e2e63cfbd 101 .long SCT0_IRQHandler /* 16: State configurable timer */
mbed_official 280:a62e2e63cfbd 102 .long SCT1_IRQHandler /* 17: State configurable timer */
mbed_official 280:a62e2e63cfbd 103 .long SCT2_IRQHandler /* 18: State configurable timer */
mbed_official 280:a62e2e63cfbd 104 .long SCT3_IRQHandler /* 19: State configurable timer */
mbed_official 280:a62e2e63cfbd 105 .long MRT_IRQHandler /* 20: Multi-Rate Timer */
mbed_official 280:a62e2e63cfbd 106 .long UART0_IRQHandler /* 21: UART0 */
mbed_official 280:a62e2e63cfbd 107 .long UART1_IRQHandler /* 22: UART1 */
mbed_official 280:a62e2e63cfbd 108 .long UART2_IRQHandler /* 23: UART2 */
mbed_official 280:a62e2e63cfbd 109 .long I2C0_IRQHandler /* 24: I2C0 controller */
mbed_official 280:a62e2e63cfbd 110 .long SPI0_IRQHandler /* 25: SPI0 controller */
mbed_official 280:a62e2e63cfbd 111 .long SPI1_IRQHandler /* 26: SPI1 controller */
mbed_official 280:a62e2e63cfbd 112 .long CAN_IRQHandler /* 27: C_CAN0 */
mbed_official 280:a62e2e63cfbd 113 .long USB_IRQHandler /* 28: USB IRQ */
mbed_official 280:a62e2e63cfbd 114 .long USB_FIQHandler /* 29: USB FIQ */
mbed_official 280:a62e2e63cfbd 115 .long USBWakeup_IRQHandler /* 30: USB wake-up */
mbed_official 280:a62e2e63cfbd 116 .long ADC0A_IRQHandler /* 31: ADC0 sequence A completion */
mbed_official 280:a62e2e63cfbd 117 .long ADC0B_IRQHandler /* 32: ADC0 sequence B completion */
mbed_official 280:a62e2e63cfbd 118 .long ADC0_THCMP_IRQHandler /* 33: ADC0 threshold compare */
mbed_official 280:a62e2e63cfbd 119 .long ADC0_OVR_IRQHandler /* 34: ADC0 overrun */
mbed_official 280:a62e2e63cfbd 120 .long ADC1A_IRQHandler /* 35: ADC1 sequence A completion */
mbed_official 280:a62e2e63cfbd 121 .long ADC1B_IRQHandler /* 36: ADC1 sequence B completion */
mbed_official 280:a62e2e63cfbd 122 .long ADC1_THCMP_IRQHandler /* 37: ADC1 threshold compare */
mbed_official 280:a62e2e63cfbd 123 .long ADC1_OVR_IRQHandler /* 38: ADC1 overrun */
mbed_official 280:a62e2e63cfbd 124 .long DAC_IRQHandler /* 39: DAC */
mbed_official 280:a62e2e63cfbd 125 .long ACMP0_IRQHandler /* 40: Analog Comparator 0 */
mbed_official 280:a62e2e63cfbd 126 .long ACMP1_IRQHandler /* 41: Analog Comparator 1 */
mbed_official 280:a62e2e63cfbd 127 .long ACMP2_IRQHandler /* 42: Analog Comparator 2 */
mbed_official 280:a62e2e63cfbd 128 .long ACMP3_IRQHandler /* 43: Analog Comparator 3 */
mbed_official 280:a62e2e63cfbd 129 .long QEI_IRQHandler /* 44: Quadrature Encoder Interface */
mbed_official 280:a62e2e63cfbd 130 .long RTC_ALARM_IRQHandler /* 45: RTC alarm */
mbed_official 280:a62e2e63cfbd 131 .long RTC_WAKE_IRQHandler /* 46: RTC wake-up */
mbed_official 280:a62e2e63cfbd 132
mbed_official 280:a62e2e63cfbd 133 .size __isr_vector, . - __isr_vector
mbed_official 280:a62e2e63cfbd 134
mbed_official 280:a62e2e63cfbd 135 .text
mbed_official 280:a62e2e63cfbd 136 .thumb
mbed_official 280:a62e2e63cfbd 137 .thumb_func
mbed_official 280:a62e2e63cfbd 138 .align 2
mbed_official 280:a62e2e63cfbd 139 .globl Reset_Handler
mbed_official 280:a62e2e63cfbd 140 .type Reset_Handler, %function
mbed_official 280:a62e2e63cfbd 141 Reset_Handler:
mbed_official 280:a62e2e63cfbd 142 /* Loop to copy data from read only memory to RAM. The ranges
mbed_official 280:a62e2e63cfbd 143 * of copy from/to are specified by following symbols evaluated in
mbed_official 280:a62e2e63cfbd 144 * linker script.
mbed_official 280:a62e2e63cfbd 145 * _etext: End of code section, i.e., begin of data sections to copy from.
mbed_official 280:a62e2e63cfbd 146 * __data_start__/__data_end__: RAM address range that data should be
mbed_official 280:a62e2e63cfbd 147 * copied to. Both must be aligned to 4 bytes boundary. */
mbed_official 280:a62e2e63cfbd 148
mbed_official 280:a62e2e63cfbd 149 ldr r1, =__etext
mbed_official 280:a62e2e63cfbd 150 ldr r2, =__data_start__
mbed_official 280:a62e2e63cfbd 151 ldr r3, =__data_end__
mbed_official 280:a62e2e63cfbd 152
mbed_official 280:a62e2e63cfbd 153 .Lflash_to_ram_loop:
mbed_official 280:a62e2e63cfbd 154 cmp r2, r3
mbed_official 280:a62e2e63cfbd 155 ittt lt
mbed_official 280:a62e2e63cfbd 156 ldrlt r0, [r1], #4
mbed_official 280:a62e2e63cfbd 157 strlt r0, [r2], #4
mbed_official 280:a62e2e63cfbd 158 blt .Lflash_to_ram_loop
mbed_official 280:a62e2e63cfbd 159
mbed_official 280:a62e2e63cfbd 160 ldr r0, =SystemInit
mbed_official 280:a62e2e63cfbd 161 blx r0
mbed_official 280:a62e2e63cfbd 162 ldr r0, =_start
mbed_official 280:a62e2e63cfbd 163 bx r0
mbed_official 280:a62e2e63cfbd 164 .pool
mbed_official 280:a62e2e63cfbd 165 .size Reset_Handler, . - Reset_Handler
mbed_official 280:a62e2e63cfbd 166
mbed_official 280:a62e2e63cfbd 167 .text
mbed_official 280:a62e2e63cfbd 168 /* Macro to define default handlers. Default handler
mbed_official 280:a62e2e63cfbd 169 * will be weak symbol and just dead loops. They can be
mbed_official 280:a62e2e63cfbd 170 * overwritten by other handlers */
mbed_official 280:a62e2e63cfbd 171 .macro def_default_handler handler_name
mbed_official 280:a62e2e63cfbd 172 .align 1
mbed_official 280:a62e2e63cfbd 173 .thumb_func
mbed_official 280:a62e2e63cfbd 174 .weak \handler_name
mbed_official 280:a62e2e63cfbd 175 .type \handler_name, %function
mbed_official 280:a62e2e63cfbd 176 \handler_name :
mbed_official 280:a62e2e63cfbd 177 b .
mbed_official 280:a62e2e63cfbd 178 .size \handler_name, . - \handler_name
mbed_official 280:a62e2e63cfbd 179 .endm
mbed_official 280:a62e2e63cfbd 180
mbed_official 280:a62e2e63cfbd 181 def_default_handler NMI_Handler
mbed_official 280:a62e2e63cfbd 182 def_default_handler HardFault_Handler
mbed_official 280:a62e2e63cfbd 183 def_default_handler MemManage_Handler
mbed_official 280:a62e2e63cfbd 184 def_default_handler BusFault_Handler
mbed_official 280:a62e2e63cfbd 185 def_default_handler UsageFault_Handler
mbed_official 280:a62e2e63cfbd 186 def_default_handler SVC_Handler
mbed_official 280:a62e2e63cfbd 187 def_default_handler DebugMon_Handler
mbed_official 280:a62e2e63cfbd 188 def_default_handler PendSV_Handler
mbed_official 280:a62e2e63cfbd 189 def_default_handler SysTick_Handler
mbed_official 280:a62e2e63cfbd 190 def_default_handler Default_Handler
mbed_official 280:a62e2e63cfbd 191
mbed_official 280:a62e2e63cfbd 192 .macro def_irq_default_handler handler_name
mbed_official 280:a62e2e63cfbd 193 .weak \handler_name
mbed_official 280:a62e2e63cfbd 194 .set \handler_name, Default_Handler
mbed_official 280:a62e2e63cfbd 195 .endm
mbed_official 280:a62e2e63cfbd 196
mbed_official 280:a62e2e63cfbd 197 def_irq_default_handler WDT_IRQHandler
mbed_official 280:a62e2e63cfbd 198 def_irq_default_handler BOD_IRQHandler
mbed_official 280:a62e2e63cfbd 199 def_irq_default_handler FMC_IRQHandler
mbed_official 280:a62e2e63cfbd 200 def_irq_default_handler EEPROM_IRQHandler
mbed_official 280:a62e2e63cfbd 201 def_irq_default_handler DMA_IRQHandler
mbed_official 280:a62e2e63cfbd 202 def_irq_default_handler GINT0_IRQHandler
mbed_official 280:a62e2e63cfbd 203 def_irq_default_handler GINT1_IRQHandler
mbed_official 280:a62e2e63cfbd 204 def_irq_default_handler PIN_INT0_IRQHandler
mbed_official 280:a62e2e63cfbd 205 def_irq_default_handler PIN_INT1_IRQHandler
mbed_official 280:a62e2e63cfbd 206 def_irq_default_handler PIN_INT2_IRQHandler
mbed_official 280:a62e2e63cfbd 207 def_irq_default_handler PIN_INT3_IRQHandler
mbed_official 280:a62e2e63cfbd 208 def_irq_default_handler PIN_INT4_IRQHandler
mbed_official 280:a62e2e63cfbd 209 def_irq_default_handler PIN_INT5_IRQHandler
mbed_official 280:a62e2e63cfbd 210 def_irq_default_handler PIN_INT6_IRQHandler
mbed_official 280:a62e2e63cfbd 211 def_irq_default_handler PIN_INT7_IRQHandler
mbed_official 280:a62e2e63cfbd 212 def_irq_default_handler RIT_IRQHandler
mbed_official 280:a62e2e63cfbd 213 def_irq_default_handler SCT0_IRQHandler
mbed_official 280:a62e2e63cfbd 214 def_irq_default_handler SCT1_IRQHandler
mbed_official 280:a62e2e63cfbd 215 def_irq_default_handler SCT2_IRQHandler
mbed_official 280:a62e2e63cfbd 216 def_irq_default_handler SCT3_IRQHandler
mbed_official 280:a62e2e63cfbd 217 def_irq_default_handler MRT_IRQHandler
mbed_official 280:a62e2e63cfbd 218 def_irq_default_handler UART0_IRQHandler
mbed_official 280:a62e2e63cfbd 219 def_irq_default_handler UART1_IRQHandler
mbed_official 280:a62e2e63cfbd 220 def_irq_default_handler UART2_IRQHandler
mbed_official 280:a62e2e63cfbd 221 def_irq_default_handler I2C0_IRQHandler
mbed_official 280:a62e2e63cfbd 222 def_irq_default_handler SPI0_IRQHandler
mbed_official 280:a62e2e63cfbd 223 def_irq_default_handler SPI1_IRQHandler
mbed_official 280:a62e2e63cfbd 224 def_irq_default_handler CAN_IRQHandler
mbed_official 280:a62e2e63cfbd 225 def_irq_default_handler USB_IRQHandler
mbed_official 280:a62e2e63cfbd 226 def_irq_default_handler USB_FIQHandler
mbed_official 280:a62e2e63cfbd 227 def_irq_default_handler USBWakeup_IRQHandler
mbed_official 280:a62e2e63cfbd 228 def_irq_default_handler ADC0A_IRQHandler
mbed_official 280:a62e2e63cfbd 229 def_irq_default_handler ADC0B_IRQHandler
mbed_official 280:a62e2e63cfbd 230 def_irq_default_handler ADC0_THCMP_IRQHandler
mbed_official 280:a62e2e63cfbd 231 def_irq_default_handler ADC0_OVR_IRQHandler
mbed_official 280:a62e2e63cfbd 232 def_irq_default_handler ADC1A_IRQHandler
mbed_official 280:a62e2e63cfbd 233 def_irq_default_handler ADC1B_IRQHandler
mbed_official 280:a62e2e63cfbd 234 def_irq_default_handler ADC1_THCMP_IRQHandler
mbed_official 280:a62e2e63cfbd 235 def_irq_default_handler ADC1_OVR_IRQHandler
mbed_official 280:a62e2e63cfbd 236 def_irq_default_handler DAC_IRQHandler
mbed_official 280:a62e2e63cfbd 237 def_irq_default_handler ACMP0_IRQHandler
mbed_official 280:a62e2e63cfbd 238 def_irq_default_handler ACMP1_IRQHandler
mbed_official 280:a62e2e63cfbd 239 def_irq_default_handler ACMP2_IRQHandler
mbed_official 280:a62e2e63cfbd 240 def_irq_default_handler ACMP3_IRQHandler
mbed_official 280:a62e2e63cfbd 241 def_irq_default_handler QEI_IRQHandler
mbed_official 280:a62e2e63cfbd 242 def_irq_default_handler RTC_ALARM_IRQHandler
mbed_official 280:a62e2e63cfbd 243 def_irq_default_handler RTC_WAKE_IRQHandler
mbed_official 280:a62e2e63cfbd 244 def_irq_default_handler DEF_IRQHandler
mbed_official 280:a62e2e63cfbd 245
mbed_official 280:a62e2e63cfbd 246 .end
mbed_official 280:a62e2e63cfbd 247