diff options
Diffstat (limited to 'tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_GCC_ARM/startup_LPC11xx.s')
| -rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_GCC_ARM/startup_LPC11xx.s | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_GCC_ARM/startup_LPC11xx.s b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_GCC_ARM/startup_LPC11xx.s new file mode 100644 index 000000000..2b695fd92 --- /dev/null +++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_GCC_ARM/startup_LPC11xx.s @@ -0,0 +1,218 @@ +/* File: startup_ARMCM0.S + * Purpose: startup file for Cortex-M0 devices. Should use with + * GCC for ARM Embedded Processors + * Version: V1.2 + * Date: 15 Nov 2011 + * + * Copyright (c) 2011, ARM Limited + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * 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. + * Neither the name of the 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 ARM LIMITED 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. + */ + .syntax unified + .arch armv6-m + +/* Memory Model + The HEAP starts at the end of the DATA section and grows upward. + + The STACK starts at the end of the RAM and grows downward. + + The HEAP and stack STACK are only checked at compile time: + (DATA_SIZE + HEAP_SIZE + STACK_SIZE) < RAM_SIZE + + This is just a check for the bare minimum for the Heap+Stack area before + aborting compilation, it is not the run time limit: + Heap_Size + Stack_Size = 0x80 + 0x80 = 0x100 + */ + .section .stack + .align 3 +#ifdef __STACK_SIZE + .equ Stack_Size, __STACK_SIZE +#else + .equ Stack_Size, 0x80 +#endif + .globl __StackTop + .globl __StackLimit +__StackLimit: + .space Stack_Size + .size __StackLimit, . - __StackLimit +__StackTop: + .size __StackTop, . - __StackTop + + .section .heap + .align 3 +#ifdef __HEAP_SIZE + .equ Heap_Size, __HEAP_SIZE +#else + .equ Heap_Size, 0x80 +#endif + .globl __HeapBase + .globl __HeapLimit +__HeapBase: + .space Heap_Size + .size __HeapBase, . - __HeapBase +__HeapLimit: + .size __HeapLimit, . - __HeapLimit + + .section .isr_vector + .align 2 + .globl __isr_vector +__isr_vector: + .long __StackTop /* Top of Stack */ + .long Reset_Handler /* Reset Handler */ + .long NMI_Handler /* NMI Handler */ + .long HardFault_Handler /* Hard Fault Handler */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long SVC_Handler /* SVCall Handler */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long PendSV_Handler /* PendSV Handler */ + .long SysTick_Handler /* SysTick Handler */ + +/* LPC11xx interrupts */ + .long WAKEUP_IRQHandler /* 16 0 Wake-up on pin PIO0_0 */ + .long WAKEUP_IRQHandler /* 17 1 Wake-up on pin PIO0_1 */ + .long WAKEUP_IRQHandler /* 18 2 Wake-up on pin PIO0_2 */ + .long WAKEUP_IRQHandler /* 19 3 Wake-up on pin PIO0_3 */ + .long WAKEUP_IRQHandler /* 20 4 Wake-up on pin PIO0_4 */ + .long WAKEUP_IRQHandler /* 21 5 Wake-up on pin PIO0_5 */ + .long WAKEUP_IRQHandler /* 22 6 Wake-up on pin PIO0_6 */ + .long WAKEUP_IRQHandler /* 23 7 Wake-up on pin PIO0_7 */ + .long WAKEUP_IRQHandler /* 24 8 Wake-up on pin PIO0_8 */ + .long WAKEUP_IRQHandler /* 25 9 Wake-up on pin PIO0_9 */ + .long WAKEUP_IRQHandler /* 26 10 Wake-up on pin PIO0_10 */ + .long WAKEUP_IRQHandler /* 27 11 Wake-up on pin PIO0_11 */ + .long WAKEUP_IRQHandler /* 28 12 Wake-up on pin PIO1_0 */ + .long Default_Handler /* 29 13 */ + .long SSP1_IRQHandler /* 30 14 SSP1 */ + .long I2C_IRQHandler /* 31 15 I2C0 SI (state change) */ + .long TIMER16_0_IRQHandler /* 32 16 CT16B0 16 bit timer 0 */ + .long TIMER16_1_IRQHandler /* 33 17 CT16B1 16 bit timer 1 */ + .long TIMER32_0_IRQHandler /* 34 18 CT32B0 32 bit timer 0 */ + .long TIMER32_1_IRQHandler /* 35 19 CT32B1 32 bit timer 1 */ + .long SSP0_IRQHandler /* 36 20 SSP */ + .long UART_IRQHandler /* 37 21 UART */ + .long USB_IRQHandler /* 38 22 USB IRQ */ + .long USB_FIQHandler /* 39 23 USB FIQ */ + .long ADC_IRQHandler /* 40 24 ADC end of conversion */ + .long WDT_IRQHandler /* 41 25 Watchdog interrupt (WDINT) */ + .long BOD_IRQHandler /* 42 26 BOD Brown-out detect */ + .long Default_Handler /* 43 27 */ + .long PIOINT3_IRQHandler /* 44 28 PIO_3 GPIO interrupt status of port 3 */ + .long PIOINT2_IRQHandler /* 45 29 PIO_2 GPIO interrupt status of port 2 */ + .long PIOINT1_IRQHandler /* 46 30 PIO_1 GPIO interrupt status of port 1 */ + .long PIOINT0_IRQHandler /* 47 31 PIO_0 GPIO interrupt status of port 0 */ + + .size __isr_vector, . - __isr_vector + + .section .text.Reset_Handler + .thumb + .thumb_func + .align 2 + .globl Reset_Handler + .type Reset_Handler, %function +Reset_Handler: +/* Loop to copy data from read only memory to RAM. The ranges + * of copy from/to are specified by following symbols evaluated in + * linker script. + * __etext: End of code section, i.e., begin of data sections to copy from. + * __data_start__/__data_end__: RAM address range that data should be + * copied to. Both must be aligned to 4 bytes boundary. */ + + ldr r1, =__etext + ldr r2, =__data_start__ + ldr r3, =__data_end__ + + subs r3, r2 + ble .Lflash_to_ram_loop_end + + movs r4, 0 +.Lflash_to_ram_loop: + ldr r0, [r1,r4] + str r0, [r2,r4] + adds r4, 4 + cmp r4, r3 + blt .Lflash_to_ram_loop +.Lflash_to_ram_loop_end: + + ldr r0, =SystemInit + blx r0 + ldr r0, =_start + bx r0 + .pool + .size Reset_Handler, . - Reset_Handler + + .text +/* Macro to define default handlers. Default handler + * will be weak symbol and just dead loops. They can be + * overwritten by other handlers */ + .macro def_default_handler handler_name + .align 1 + .thumb_func + .weak \handler_name + .type \handler_name, %function +\handler_name : + b . + .size \handler_name, . - \handler_name + .endm + + def_default_handler NMI_Handler + def_default_handler HardFault_Handler + def_default_handler SVC_Handler + def_default_handler PendSV_Handler + def_default_handler SysTick_Handler + def_default_handler Default_Handler + + .macro def_irq_default_handler handler_name + .weak \handler_name + .set \handler_name, Default_Handler + .endm + + def_irq_default_handler WAKEUP_IRQHandler + def_irq_default_handler SSP1_IRQHandler + def_irq_default_handler I2C_IRQHandler + def_irq_default_handler TIMER16_0_IRQHandler + def_irq_default_handler TIMER16_1_IRQHandler + def_irq_default_handler TIMER32_0_IRQHandler + def_irq_default_handler TIMER32_1_IRQHandler + def_irq_default_handler SSP0_IRQHandler + def_irq_default_handler UART_IRQHandler + def_irq_default_handler USB_IRQHandler + def_irq_default_handler USB_FIQHandler + def_irq_default_handler ADC_IRQHandler + def_irq_default_handler WDT_IRQHandler + def_irq_default_handler BOD_IRQHandler + def_irq_default_handler PIOINT3_IRQHandler + def_irq_default_handler PIOINT2_IRQHandler + def_irq_default_handler PIOINT1_IRQHandler + def_irq_default_handler PIOINT0_IRQHandler + def_irq_default_handler DEF_IRQHandler + + .end + |