diff options
Diffstat (limited to 'tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC82X/TARGET_SSCI824/TOOLCHAIN_GCC_ARM/startup_LPC824.s')
| -rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC82X/TARGET_SSCI824/TOOLCHAIN_GCC_ARM/startup_LPC824.s | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC82X/TARGET_SSCI824/TOOLCHAIN_GCC_ARM/startup_LPC824.s b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC82X/TARGET_SSCI824/TOOLCHAIN_GCC_ARM/startup_LPC824.s new file mode 100644 index 0000000000..c4273d680b --- /dev/null +++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC82X/TARGET_SSCI824/TOOLCHAIN_GCC_ARM/startup_LPC824.s @@ -0,0 +1,228 @@ +/* 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 */ + +/* LPC824 interrupts */ + .long SPI0_IRQHandler // SPI0 controller + .long SPI1_IRQHandler // SPI1 controller + .long 0 // Reserved + .long UART0_IRQHandler // UART0 + .long UART1_IRQHandler // UART1 + .long UART2_IRQHandler // UART2 + .long 0 // Reserved + .long I2C1_IRQHandler // I2C ch1 controller + .long I2C0_IRQHandler // I2C ch0 controller + .long SCT_IRQHandler // Smart Counter Timer + .long MRT_IRQHandler // Multi-Rate Timer + .long CMP_IRQHandler // Comparator + .long WDT_IRQHandler // PIO1 (0:11) + .long BOD_IRQHandler // Brown Out Detect + .long Flash_IRQHandler // Flash interrupt + .long WKT_IRQHandler // Wakeup timer + .long ADC_SEQA_IRQHandler // ADC sequence A completion + .long ADC_SEQB_IRQHandler // ADC sequence B completion + .long ADC_THCMP_IRQHandler // ADC threshold compare + .long ADC_OVR_IRQHandler // ADC overrun + .long DMA_IRQHandler // DMA interrupt + .long I2C2_IRQHandler // I2C2 controller + .long I2C3_IRQHandler // I2C3 controller + .long 0 // Reserved + .long PININT0_IRQHandler // PIO INT0 + .long PININT1_IRQHandler // PIO INT1 + .long PININT2_IRQHandler // PIO INT2 + .long PININT3_IRQHandler // PIO INT3 + .long PININT4_IRQHandler // PIO INT4 + .long PININT5_IRQHandler // PIO INT5 + .long PININT6_IRQHandler // PIO INT6 + .long PININT7_IRQHandler // PIO INT7 + + .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 SPI0_IRQHandler + def_irq_default_handler SPI1_IRQHandler + def_irq_default_handler UART0_IRQHandler + def_irq_default_handler UART1_IRQHandler + def_irq_default_handler UART2_IRQHandler + def_irq_default_handler I2C0_IRQHandler + def_irq_default_handler I2C1_IRQHandler + def_irq_default_handler I2C2_IRQHandler + def_irq_default_handler I2C3_IRQHandler + def_irq_default_handler SCT_IRQHandler + def_irq_default_handler MRT_IRQHandler + def_irq_default_handler CMP_IRQHandler + def_irq_default_handler WDT_IRQHandler + def_irq_default_handler BOD_IRQHandler + def_irq_default_handler Flash_IRQHandler + def_irq_default_handler WKT_IRQHandler + def_irq_default_handler ADC_SEQA_IRQHandler + def_irq_default_handler ADC_SEQB_IRQHandler + def_irq_default_handler ADC_THCMP_IRQHandler + def_irq_default_handler ADC_OVR_IRQHandler + def_irq_default_handler DMA_IRQHandler + def_irq_default_handler PININT0_IRQHandler + def_irq_default_handler PININT1_IRQHandler + def_irq_default_handler PININT2_IRQHandler + def_irq_default_handler PININT3_IRQHandler + def_irq_default_handler PININT4_IRQHandler + def_irq_default_handler PININT5_IRQHandler + def_irq_default_handler PININT6_IRQHandler + def_irq_default_handler PININT7_IRQHandler + + .end + |