diff options
Diffstat (limited to 'tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_K22F/TOOLCHAIN_GCC_ARM/startup_MK22F12.S')
| -rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_K22F/TOOLCHAIN_GCC_ARM/startup_MK22F12.S | 369 |
1 files changed, 369 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_K22F/TOOLCHAIN_GCC_ARM/startup_MK22F12.S b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_K22F/TOOLCHAIN_GCC_ARM/startup_MK22F12.S new file mode 100644 index 0000000000..2b56751648 --- /dev/null +++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_Freescale/TARGET_K22F/TOOLCHAIN_GCC_ARM/startup_MK22F12.S @@ -0,0 +1,369 @@ +/* K64F startup ARM GCC + * Purpose: startup file for Cortex-M4 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 armv7-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, 0xC00 +#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, 0x400 +#endif + .globl __HeapBase + .globl __HeapLimit +__HeapBase: + .space Heap_Size + .size __HeapBase, . - __HeapBase +__HeapLimit: + .size __HeapLimit, . - __HeapLimit + + .section .vector_table,"a",%progbits + .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 MemManage_Handler /* MPU Fault Handler */ + .long BusFault_Handler /* Bus Fault Handler */ + .long UsageFault_Handler /* Usage Fault Handler */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long 0 /* Reserved */ + .long SVC_Handler /* SVCall Handler */ + .long DebugMon_Handler /* Debug Monitor Handler */ + .long 0 /* Reserved */ + .long PendSV_Handler /* PendSV Handler */ + .long SysTick_Handler /* SysTick Handler */ + + /* External Interrupts */ + .long DMA0_IRQHandler /* DMA Channel 0 Transfer Complete*/ + .long DMA1_IRQHandler /* DMA Channel 1 Transfer Complete*/ + .long DMA2_IRQHandler /* DMA Channel 2 Transfer Complete*/ + .long DMA3_IRQHandler /* DMA Channel 3 Transfer Complete*/ + .long DMA4_IRQHandler /* DMA Channel 4 Transfer Complete*/ + .long DMA5_IRQHandler /* DMA Channel 5 Transfer Complete*/ + .long DMA6_IRQHandler /* DMA Channel 6 Transfer Complete*/ + .long DMA7_IRQHandler /* DMA Channel 7 Transfer Complete*/ + .long DMA8_IRQHandler /* DMA Channel 8 Transfer Complete*/ + .long DMA9_IRQHandler /* DMA Channel 9 Transfer Complete*/ + .long DMA10_IRQHandler /* DMA Channel 10 Transfer Complete*/ + .long DMA11_IRQHandler /* DMA Channel 11 Transfer Complete*/ + .long DMA12_IRQHandler /* DMA Channel 12 Transfer Complete*/ + .long DMA13_IRQHandler /* DMA Channel 13 Transfer Complete*/ + .long DMA14_IRQHandler /* DMA Channel 14 Transfer Complete*/ + .long DMA15_IRQHandler /* DMA Channel 15 Transfer Complete*/ + .long DMA_Error_IRQHandler /* DMA Error Interrupt*/ + .long MCM_IRQHandler /* Normal Interrupt*/ + .long FTF_IRQHandler /* FTFA Command complete interrupt*/ + .long Read_Collision_IRQHandler /* Read Collision Interrupt*/ + .long LVD_LVW_IRQHandler /* Low Voltage Detect, Low Voltage Warning*/ + .long LLW_IRQHandler /* Low Leakage Wakeup*/ + .long Watchdog_IRQHandler /* WDOG Interrupt*/ + .long RNG_IRQHandler /* RNG Interrupt*/ + .long I2C0_IRQHandler /* I2C0 interrupt*/ + .long I2C1_IRQHandler /* I2C1 interrupt*/ + .long SPI0_IRQHandler /* SPI0 Interrupt*/ + .long SPI1_IRQHandler /* SPI1 Interrupt*/ + .long I2S0_Tx_IRQHandler /* I2S0 transmit interrupt*/ + .long I2S0_Rx_IRQHandler /* I2S0 receive interrupt*/ + .long LPUART0_IRQHandler /* LPUART0 status/error interrupt*/ + .long UART0_RX_TX_IRQHandler /* UART0 Receive/Transmit interrupt*/ + .long UART0_ERR_IRQHandler /* UART0 Error interrupt*/ + .long UART1_RX_TX_IRQHandler /* UART1 Receive/Transmit interrupt*/ + .long UART1_ERR_IRQHandler /* UART1 Error interrupt*/ + .long UART2_RX_TX_IRQHandler /* UART2 Receive/Transmit interrupt*/ + .long UART2_ERR_IRQHandler /* UART2 Error interrupt*/ + .long Reserved53_IRQHandler /* Reserved interrupt 53*/ + .long Reserved54_IRQHandler /* Reserved interrupt 54*/ + .long ADC0_IRQHandler /* ADC0 interrupt*/ + .long CMP0_IRQHandler /* CMP0 interrupt*/ + .long CMP1_IRQHandler /* CMP1 interrupt*/ + .long FTM0_IRQHandler /* FTM0 fault, overflow and channels interrupt*/ + .long FTM1_IRQHandler /* FTM1 fault, overflow and channels interrupt*/ + .long FTM2_IRQHandler /* FTM2 fault, overflow and channels interrupt*/ + .long Reserved61_IRQHandler /* Reserved interrupt 61*/ + .long RTC_IRQHandler /* RTC interrupt*/ + .long RTC_Seconds_IRQHandler /* RTC seconds interrupt*/ + .long PIT0_IRQHandler /* PIT timer channel 0 interrupt*/ + .long PIT1_IRQHandler /* PIT timer channel 1 interrupt*/ + .long PIT2_IRQHandler /* PIT timer channel 2 interrupt*/ + .long PIT3_IRQHandler /* PIT timer channel 3 interrupt*/ + .long PDB0_IRQHandler /* PDB0 Interrupt*/ + .long USB0_IRQHandler /* USB0 interrupt*/ + .long Reserved70_IRQHandler /* Reserved interrupt 70*/ + .long Reserved71_IRQHandler /* Reserved interrupt 71*/ + .long DAC0_IRQHandler /* DAC0 interrupt*/ + .long MCG_IRQHandler /* MCG Interrupt*/ + .long LPTimer_IRQHandler /* LPTimer interrupt*/ + .long PORTA_IRQHandler /* Port A interrupt*/ + .long PORTB_IRQHandler /* Port B interrupt*/ + .long PORTC_IRQHandler /* Port C interrupt*/ + .long PORTD_IRQHandler /* Port D interrupt*/ + .long PORTE_IRQHandler /* Port E interrupt*/ + .long SWI_IRQHandler /* Software interrupt*/ + .long Reserved81_IRQHandler /* Reserved interrupt 81*/ + .long Reserved82_IRQHandler /* Reserved interrupt 82*/ + .long Reserved83_IRQHandler /* Reserved interrupt 83*/ + .long Reserved84_IRQHandler /* Reserved interrupt 84*/ + .long Reserved85_IRQHandler /* Reserved interrupt 85*/ + .long Reserved86_IRQHandler /* Reserved interrupt 86*/ + .long FTM3_IRQHandler /* FTM3 fault, overflow and channels interrupt*/ + .long DAC1_IRQHandler /* DAC1 interrupt*/ + .long ADC1_IRQHandler /* ADC1 interrupt*/ + .long Reserved90_IRQHandler /* Reserved Interrupt 90*/ + .long Reserved91_IRQHandler /* Reserved Interrupt 91*/ + .long Reserved92_IRQHandler /* Reserved Interrupt 92*/ + .long Reserved93_IRQHandler /* Reserved Interrupt 93*/ + .long Reserved94_IRQHandler /* Reserved Interrupt 94*/ + .long Reserved95_IRQHandler /* Reserved Interrupt 95*/ + .long Reserved96_IRQHandler /* Reserved Interrupt 96*/ + .long Reserved97_IRQHandler /* Reserved Interrupt 97*/ + .long Reserved98_IRQHandler /* Reserved Interrupt 98*/ + .long Reserved99_IRQHandler /* Reserved Interrupt 99*/ + .long Reserved100_IRQHandler /* Reserved Interrupt 100*/ + .long Reserved101_IRQHandler /* Reserved Interrupt 101*/ + + .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. */ + +disable_watchdog: + /* unlock */ + ldr r1, =0x4005200e + ldr r0, =0xc520 + strh r0, [r1] + ldr r0, =0xd928 + strh r0, [r1] + /* disable */ + ldr r1, =0x40052000 + ldr r0, =0x01d2 + strh r0, [r1] + + 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 + +/* Exception Handlers */ + + def_default_handler NMI_Handler + def_default_handler HardFault_Handler + def_default_handler MemManage_Handler + def_default_handler BusFault_Handler + def_default_handler UsageFault_Handler + def_default_handler SVC_Handler + def_default_handler DebugMon_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 + +/* IRQ Handlers */ + def_irq_default_handler DMA0_IRQHandler + def_irq_default_handler DMA1_IRQHandler + def_irq_default_handler DMA2_IRQHandler + def_irq_default_handler DMA3_IRQHandler + def_irq_default_handler DMA4_IRQHandler + def_irq_default_handler DMA5_IRQHandler + def_irq_default_handler DMA6_IRQHandler + def_irq_default_handler DMA7_IRQHandler + def_irq_default_handler DMA8_IRQHandler + def_irq_default_handler DMA9_IRQHandler + def_irq_default_handler DMA10_IRQHandler + def_irq_default_handler DMA11_IRQHandler + def_irq_default_handler DMA12_IRQHandler + def_irq_default_handler DMA13_IRQHandler + def_irq_default_handler DMA14_IRQHandler + def_irq_default_handler DMA15_IRQHandler + def_irq_default_handler DMA_Error_IRQHandler + def_irq_default_handler MCM_IRQHandler + def_irq_default_handler FTF_IRQHandler + def_irq_default_handler Read_Collision_IRQHandler + def_irq_default_handler LVD_LVW_IRQHandler + def_irq_default_handler LLW_IRQHandler + def_irq_default_handler Watchdog_IRQHandler + def_irq_default_handler RNG_IRQHandler + def_irq_default_handler I2C0_IRQHandler + def_irq_default_handler I2C1_IRQHandler + def_irq_default_handler SPI0_IRQHandler + def_irq_default_handler SPI1_IRQHandler + def_irq_default_handler I2S0_Tx_IRQHandler + def_irq_default_handler I2S0_Rx_IRQHandler + def_irq_default_handler LPUART0_IRQHandler + def_irq_default_handler UART0_RX_TX_IRQHandler + def_irq_default_handler UART0_ERR_IRQHandler + def_irq_default_handler UART1_RX_TX_IRQHandler + def_irq_default_handler UART1_ERR_IRQHandler + def_irq_default_handler UART2_RX_TX_IRQHandler + def_irq_default_handler UART2_ERR_IRQHandler + def_irq_default_handler Reserved53_IRQHandler + def_irq_default_handler Reserved54_IRQHandler + def_irq_default_handler ADC0_IRQHandler + def_irq_default_handler CMP0_IRQHandler + def_irq_default_handler CMP1_IRQHandler + def_irq_default_handler FTM0_IRQHandler + def_irq_default_handler FTM1_IRQHandler + def_irq_default_handler FTM2_IRQHandler + def_irq_default_handler Reserved61_IRQHandler + def_irq_default_handler RTC_IRQHandler + def_irq_default_handler RTC_Seconds_IRQHandler + def_irq_default_handler PIT0_IRQHandler + def_irq_default_handler PIT1_IRQHandler + def_irq_default_handler PIT2_IRQHandler + def_irq_default_handler PIT3_IRQHandler + def_irq_default_handler PDB0_IRQHandler + def_irq_default_handler USB0_IRQHandler + def_irq_default_handler Reserved70_IRQHandler + def_irq_default_handler Reserved71_IRQHandler + def_irq_default_handler DAC0_IRQHandler + def_irq_default_handler MCG_IRQHandler + def_irq_default_handler LPTimer_IRQHandler + def_irq_default_handler PORTA_IRQHandler + def_irq_default_handler PORTB_IRQHandler + def_irq_default_handler PORTC_IRQHandler + def_irq_default_handler PORTD_IRQHandler + def_irq_default_handler PORTE_IRQHandler + def_irq_default_handler SWI_IRQHandler + def_irq_default_handler Reserved81_IRQHandler + def_irq_default_handler Reserved82_IRQHandler + def_irq_default_handler Reserved83_IRQHandler + def_irq_default_handler Reserved84_IRQHandler + def_irq_default_handler Reserved85_IRQHandler + def_irq_default_handler Reserved86_IRQHandler + def_irq_default_handler FTM3_IRQHandler + def_irq_default_handler DAC1_IRQHandler + def_irq_default_handler ADC1_IRQHandler + def_irq_default_handler Reserved90_IRQHandler + def_irq_default_handler Reserved91_IRQHandler + def_irq_default_handler Reserved92_IRQHandler + def_irq_default_handler Reserved93_IRQHandler + def_irq_default_handler Reserved94_IRQHandler + def_irq_default_handler Reserved95_IRQHandler + def_irq_default_handler Reserved96_IRQHandler + def_irq_default_handler Reserved97_IRQHandler + def_irq_default_handler Reserved98_IRQHandler + def_irq_default_handler Reserved99_IRQHandler + def_irq_default_handler Reserved100_IRQHandler + def_irq_default_handler Reserved101_IRQHandler + def_irq_default_handler DefaultISR + +/* Flash protection region, placed at 0x400 */ + .text + .thumb + .align 2 + .section .kinetis_flash_config_field,"a",%progbits +kinetis_flash_config: + .long 0xffffffff + .long 0xffffffff + .long 0xffffffff + .long 0xfffffffe + + .end |