mirror of
https://github.com/hathach/tinyusb.git
synced 2025-01-17 05:32:55 +08:00
able to blink led on metro m4
This commit is contained in:
hathach
parent
ee399bd27b
commit
039550d7fe
@ -179,6 +179,7 @@
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<file file_name="ses_samd51/flash_placement.xml" />
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<file file_name="ses_samd51/thumb_crt0.s" />
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<file file_name="ses_samd51/SAME51_Startup.s" />
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<file file_name="ses_samd51/SAME51_Target.js" />
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</folder>
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</project>
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</solution>
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@ -0,0 +1,5 @@
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<!DOCTYPE Board_Memory_Definition_File>
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<root name="ATSAME51J19A">
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<MemorySegment name="FLASH" start="0x00004000" size="0x0007C000" access="ReadOnly" />
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<MemorySegment name="RAM" start="0x20000000" size="0x00030000" access="Read/Write" />
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</root>
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File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
128
examples/device/device_composite/ses/ses_samd51/SAME51_Startup.s
Normal file
128
examples/device/device_composite/ses/ses_samd51/SAME51_Startup.s
Normal file
@ -0,0 +1,128 @@
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/*****************************************************************************
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* SEGGER Microcontroller GmbH & Co. KG *
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* Solutions for real time microcontroller applications *
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*****************************************************************************
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* *
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* (c) 2017 SEGGER Microcontroller GmbH & Co. KG *
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* *
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* Internet: www.segger.com Support: support@segger.com *
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* *
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*****************************************************************************/
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/*****************************************************************************
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* Preprocessor Definitions *
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* ------------------------ *
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* NO_FPU_ENABLE *
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* *
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* If defined, FPU will not be enabled. *
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* *
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* NO_STACK_INIT *
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* *
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* If defined, the stack pointer will not be initialised. *
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* *
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* NO_SYSTEM_INIT *
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* *
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* If defined, the SystemInit() function will not be called. By default *
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* SystemInit() is called after reset to enable the clocks and memories to *
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* be initialised prior to any C startup initialisation. *
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* *
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* NO_VTOR_CONFIG *
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* *
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* If defined, the vector table offset register will not be configured. *
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* *
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* MEMORY_INIT *
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* *
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* If defined, the MemoryInit() function will be called. By default *
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* MemoryInit() is called after SystemInit() to enable an external memory *
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* controller. *
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* *
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* STACK_INIT_VAL *
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* *
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* If defined, specifies the initial stack pointer value. If undefined, *
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* the stack pointer will be initialised to point to the end of the *
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* RAM segment. *
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* *
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* VECTORS_IN_RAM *
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* *
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* If defined, the exception vectors will be copied from Flash to RAM. *
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* *
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*****************************************************************************/
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.syntax unified
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.global Reset_Handler
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.extern _vectors
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.section .init, "ax"
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.thumb_func
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.equ VTOR_REG, 0xE000ED08
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.equ FPU_CPACR_REG, 0xE000ED88
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#ifndef STACK_INIT_VAL
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#define STACK_INIT_VAL __RAM_segment_end__
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#endif
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Reset_Handler:
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#ifndef NO_STACK_INIT
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/* Initialise main stack */
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ldr r0, =STACK_INIT_VAL
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bic r0, #0x7
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mov sp, r0
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#endif
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#ifndef NO_SYSTEM_INIT
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/* Initialise system */
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ldr r0, =SystemInit
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blx r0
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.pushsection .init_array, "aw", %init_array
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.word SystemCoreClockUpdate
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.popsection
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#endif
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#ifdef MEMORY_INIT
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ldr r0, =MemoryInit
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blx r0
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#endif
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#ifdef VECTORS_IN_RAM
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/* Copy exception vectors into RAM */
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ldr r0, =__vectors_start__
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ldr r1, =__vectors_end__
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ldr r2, =__vectors_ram_start__
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1:
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cmp r0, r1
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beq 2f
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ldr r3, [r0]
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str r3, [r2]
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adds r0, r0, #4
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adds r2, r2, #4
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b 1b
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2:
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#endif
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#ifndef NO_VTOR_CONFIG
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/* Configure vector table offset register */
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ldr r0, =VTOR_REG
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#ifdef VECTORS_IN_RAM
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ldr r1, =_vectors_ram
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#else
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ldr r1, =_vectors
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#endif
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str r1, [r0]
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#endif
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#if (defined(__ARM_ARCH_FPV4_SP_D16__) || defined(__ARM_ARCH_FPV5_D16__)) && !defined(NO_FPU_ENABLE)
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/* Enable FPU */
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ldr r0, =FPU_CPACR_REG
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ldr r1, [r0]
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orr r1, r1, #(0xF << 20)
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str r1, [r0]
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dsb
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isb
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#endif
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/* Jump to program start */
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b _start
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@ -0,0 +1,19 @@
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/*****************************************************************************
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* SEGGER Microcontroller GmbH & Co. KG *
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* Solutions for real time microcontroller applications *
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*****************************************************************************
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* *
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* (c) 2017 SEGGER Microcontroller GmbH & Co. KG *
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* *
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* Internet: www.segger.com Support: support@segger.com *
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* *
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*****************************************************************************/
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function Reset() {
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TargetInterface.resetAndStop();
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}
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function EnableTrace(traceInterfaceType) {
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// TODO: Enable trace
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}
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@ -0,0 +1,37 @@
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<!DOCTYPE Linker_Placement_File>
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<Root name="Flash Section Placement">
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<MemorySegment name="$(FLASH_NAME:FLASH)">
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<ProgramSection alignment="0x100" load="Yes" name=".vectors" start="$(FLASH_START:)" />
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<ProgramSection alignment="4" load="Yes" name=".init" />
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<ProgramSection alignment="4" load="Yes" name=".init_rodata" />
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<ProgramSection alignment="4" load="Yes" name=".text" />
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<ProgramSection alignment="4" load="Yes" name=".dtors" />
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<ProgramSection alignment="4" load="Yes" name=".ctors" />
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<ProgramSection alignment="4" load="Yes" name=".rodata" />
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<ProgramSection alignment="4" load="Yes" name=".ARM.exidx" address_symbol="__exidx_start" end_symbol="__exidx_end" />
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<ProgramSection alignment="4" load="Yes" runin=".fast_run" name=".fast" />
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<ProgramSection alignment="4" load="Yes" runin=".data_run" name=".data" />
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<ProgramSection alignment="4" load="Yes" runin=".tdata_run" name=".tdata" />
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</MemorySegment>
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<MemorySegment name="$(RAM_NAME:RAM);SRAM">
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<ProgramSection alignment="0x100" load="No" name=".vectors_ram" start="$(RAM_START:$(SRAM_START:))" />
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<ProgramSection alignment="4" load="No" name=".fast_run" />
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<ProgramSection alignment="4" load="No" name=".data_run" />
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<ProgramSection alignment="4" load="No" name=".bss" />
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<ProgramSection alignment="4" load="No" name=".tbss" />
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<ProgramSection alignment="4" load="No" name=".tdata_run" />
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<ProgramSection alignment="4" load="No" name=".non_init" />
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<ProgramSection alignment="4" size="__HEAPSIZE__" load="No" name=".heap" />
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<ProgramSection alignment="8" size="__STACKSIZE__" load="No" place_from_segment_end="Yes" name=".stack" />
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<ProgramSection alignment="8" size="__STACKSIZE_PROCESS__" load="No" name=".stack_process" />
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</MemorySegment>
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<MemorySegment name="$(FLASH2_NAME:FLASH2)">
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<ProgramSection alignment="4" load="Yes" name=".text2" />
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<ProgramSection alignment="4" load="Yes" name=".rodata2" />
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<ProgramSection alignment="4" load="Yes" runin=".data2_run" name=".data2" />
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</MemorySegment>
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<MemorySegment name="$(RAM2_NAME:RAM2)">
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<ProgramSection alignment="4" load="No" name=".data2_run" />
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<ProgramSection alignment="4" load="No" name=".bss2" />
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</MemorySegment>
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</Root>
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415
examples/device/device_composite/ses/ses_samd51/thumb_crt0.s
Normal file
415
examples/device/device_composite/ses/ses_samd51/thumb_crt0.s
Normal file
@ -0,0 +1,415 @@
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// **********************************************************************
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// * SEGGER Microcontroller GmbH *
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// * The Embedded Experts *
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// **********************************************************************
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// * *
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// * (c) 2014 - 2018 SEGGER Microcontroller GmbH *
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// * (c) 2001 - 2018 Rowley Associates Limited *
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// * *
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// * www.segger.com Support: support@segger.com *
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// * *
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// **********************************************************************
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// * *
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// * All rights reserved. *
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||||
// * *
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||||
// * Redistribution and use in source and binary forms, with or *
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||||
// * without modification, are permitted provided that the following *
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// * conditions are met: *
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||||
// * *
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// * - Redistributions of source code must retain the above copyright *
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||||
// * notice, this list of conditions and the following disclaimer. *
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||||
// * *
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||||
// * - Neither the name of SEGGER Microcontroller GmbH *
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||||
// * nor the names of its contributors may be used to endorse or *
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||||
// * promote products derived from this software without specific *
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||||
// * prior written permission. *
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// * *
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// * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
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// * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, *
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||||
// * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF *
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||||
// * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE *
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||||
// * DISCLAIMED. *
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||||
// * IN NO EVENT SHALL SEGGER Microcontroller GmbH BE LIABLE FOR *
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||||
// * 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; *
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||||
// * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
|
||||
// * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *
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||||
// * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE *
|
||||
// * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH *
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||||
// * DAMAGE. *
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||||
// * *
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// **********************************************************************
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||||
//
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//
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// Preprocessor Definitions
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||||
// ------------------------
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// APP_ENTRY_POINT
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//
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// Defines the application entry point function, if undefined this setting
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// defaults to "main".
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//
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// INITIALIZE_STACK
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//
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// If defined, the contents of the stack will be initialized to a the
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// value 0xCC.
|
||||
//
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||||
// INITIALIZE_SECONDARY_SECTIONS
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//
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||||
// If defined, the .data2, .text2, .rodata2 and .bss2 sections will be initialized.
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||||
//
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||||
// INITIALIZE_TCM_SECTIONS
|
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//
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||||
// If defined, the .data_tcm, .text_tcm, .rodata_tcm and .bss_tcm sections
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||||
// will be initialized.
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||||
//
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||||
// INITIALIZE_USER_SECTIONS
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//
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||||
// If defined, the function InitializeUserMemorySections will be called prior
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// to entering main in order to allow the user to initialize any user defined
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||||
// memory sections.
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||||
//
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// FULL_LIBRARY
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||||
//
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||||
// If defined then
|
||||
// - argc, argv are setup by the debug_getargs.
|
||||
// - the exit symbol is defined and executes on return from main.
|
||||
// - the exit symbol calls destructors, atexit functions and then debug_exit.
|
||||
//
|
||||
// If not defined then
|
||||
// - argc and argv are zero.
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||||
// - the exit symbol is defined, executes on return from main and loops
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||||
//
|
||||
|
||||
#ifndef APP_ENTRY_POINT
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||||
#define APP_ENTRY_POINT main
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||||
#endif
|
||||
|
||||
#ifndef ARGSSPACE
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||||
#define ARGSSPACE 128
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||||
#endif
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||||
.syntax unified
|
||||
|
||||
.global _start
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||||
.extern APP_ENTRY_POINT
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||||
.global exit
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||||
.weak exit
|
||||
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||||
#ifdef INITIALIZE_USER_SECTIONS
|
||||
.extern InitializeUserMemorySections
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||||
#endif
|
||||
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||||
.section .init, "ax"
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||||
.code 16
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||||
.balign 2
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||||
.thumb_func
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||||
|
||||
_start:
|
||||
/* Set up main stack if size > 0 */
|
||||
ldr r1, =__stack_end__
|
||||
ldr r0, =__stack_start__
|
||||
subs r2, r1, r0
|
||||
beq 1f
|
||||
#ifdef __ARM_EABI__
|
||||
movs r2, #0x7
|
||||
bics r1, r2
|
||||
#endif
|
||||
mov sp, r1
|
||||
#ifdef INITIALIZE_STACK
|
||||
movs r2, #0xCC
|
||||
ldr r0, =__stack_start__
|
||||
bl memory_set
|
||||
#endif
|
||||
1:
|
||||
|
||||
/* Set up process stack if size > 0 */
|
||||
ldr r1, =__stack_process_end__
|
||||
ldr r0, =__stack_process_start__
|
||||
subs r2, r1, r0
|
||||
beq 1f
|
||||
#ifdef __ARM_EABI__
|
||||
movs r2, #0x7
|
||||
bics r1, r2
|
||||
#endif
|
||||
msr psp, r1
|
||||
movs r2, #2
|
||||
msr control, r2
|
||||
#ifdef INITIALIZE_STACK
|
||||
movs r2, #0xCC
|
||||
bl memory_set
|
||||
#endif
|
||||
1:
|
||||
|
||||
/* Copy initialized memory sections into RAM (if necessary). */
|
||||
ldr r0, =__data_load_start__
|
||||
ldr r1, =__data_start__
|
||||
ldr r2, =__data_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__text_load_start__
|
||||
ldr r1, =__text_start__
|
||||
ldr r2, =__text_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__fast_load_start__
|
||||
ldr r1, =__fast_start__
|
||||
ldr r2, =__fast_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__ctors_load_start__
|
||||
ldr r1, =__ctors_start__
|
||||
ldr r2, =__ctors_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__dtors_load_start__
|
||||
ldr r1, =__dtors_start__
|
||||
ldr r2, =__dtors_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__rodata_load_start__
|
||||
ldr r1, =__rodata_start__
|
||||
ldr r2, =__rodata_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__tdata_load_start__
|
||||
ldr r1, =__tdata_start__
|
||||
ldr r2, =__tdata_end__
|
||||
bl memory_copy
|
||||
#ifdef INITIALIZE_SECONDARY_SECTIONS
|
||||
ldr r0, =__data2_load_start__
|
||||
ldr r1, =__data2_start__
|
||||
ldr r2, =__data2_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__text2_load_start__
|
||||
ldr r1, =__text2_start__
|
||||
ldr r2, =__text2_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__rodata2_load_start__
|
||||
ldr r1, =__rodata2_start__
|
||||
ldr r2, =__rodata2_end__
|
||||
bl memory_copy
|
||||
#endif /* #ifdef INITIALIZE_SECONDARY_SECTIONS */
|
||||
#ifdef INITIALIZE_TCM_SECTIONS
|
||||
ldr r0, =__data_tcm_load_start__
|
||||
ldr r1, =__data_tcm_start__
|
||||
ldr r2, =__data_tcm_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__text_tcm_load_start__
|
||||
ldr r1, =__text_tcm_start__
|
||||
ldr r2, =__text_tcm_end__
|
||||
bl memory_copy
|
||||
ldr r0, =__rodata_tcm_load_start__
|
||||
ldr r1, =__rodata_tcm_start__
|
||||
ldr r2, =__rodata_tcm_end__
|
||||
bl memory_copy
|
||||
#endif /* #ifdef INITIALIZE_TCM_SECTIONS */
|
||||
|
||||
/* Zero the bss. */
|
||||
ldr r0, =__bss_start__
|
||||
ldr r1, =__bss_end__
|
||||
movs r2, #0
|
||||
bl memory_set
|
||||
ldr r0, =__tbss_start__
|
||||
ldr r1, =__tbss_end__
|
||||
movs r2, #0
|
||||
bl memory_set
|
||||
#ifdef INITIALIZE_SECONDARY_SECTIONS
|
||||
ldr r0, =__bss2_start__
|
||||
ldr r1, =__bss2_end__
|
||||
mov r2, #0
|
||||
bl memory_set
|
||||
#endif /* #ifdef INITIALIZE_SECONDARY_SECTIONS */
|
||||
#ifdef INITIALIZE_TCM_SECTIONS
|
||||
ldr r0, =__bss_tcm_start__
|
||||
ldr r1, =__bss_tcm_end__
|
||||
mov r2, #0
|
||||
bl memory_set
|
||||
#endif /* #ifdef INITIALIZE_TCM_SECTIONS */
|
||||
|
||||
/* Initialize the heap */
|
||||
ldr r0, = __heap_start__
|
||||
ldr r1, = __heap_end__
|
||||
subs r1, r1, r0
|
||||
cmp r1, #8
|
||||
blt 1f
|
||||
movs r2, #0
|
||||
str r2, [r0]
|
||||
adds r0, r0, #4
|
||||
str r1, [r0]
|
||||
1:
|
||||
|
||||
#ifdef INITIALIZE_USER_SECTIONS
|
||||
ldr r2, =InitializeUserMemorySections
|
||||
blx r2
|
||||
#endif
|
||||
|
||||
/* Call constructors */
|
||||
ldr r0, =__ctors_start__
|
||||
ldr r1, =__ctors_end__
|
||||
ctor_loop:
|
||||
cmp r0, r1
|
||||
beq ctor_end
|
||||
ldr r2, [r0]
|
||||
adds r0, #4
|
||||
push {r0-r1}
|
||||
blx r2
|
||||
pop {r0-r1}
|
||||
b ctor_loop
|
||||
ctor_end:
|
||||
|
||||
/* Setup initial call frame */
|
||||
movs r0, #0
|
||||
mov lr, r0
|
||||
mov r12, sp
|
||||
|
||||
.type start, function
|
||||
start:
|
||||
/* Jump to application entry point */
|
||||
#ifdef FULL_LIBRARY
|
||||
movs r0, #ARGSSPACE
|
||||
ldr r1, =args
|
||||
ldr r2, =debug_getargs
|
||||
blx r2
|
||||
ldr r1, =args
|
||||
#else
|
||||
movs r0, #0
|
||||
movs r1, #0
|
||||
#endif
|
||||
ldr r2, =APP_ENTRY_POINT
|
||||
blx r2
|
||||
|
||||
.thumb_func
|
||||
exit:
|
||||
#ifdef FULL_LIBRARY
|
||||
mov r5, r0 // save the exit parameter/return result
|
||||
|
||||
/* Call destructors */
|
||||
ldr r0, =__dtors_start__
|
||||
ldr r1, =__dtors_end__
|
||||
dtor_loop:
|
||||
cmp r0, r1
|
||||
beq dtor_end
|
||||
ldr r2, [r0]
|
||||
add r0, #4
|
||||
push {r0-r1}
|
||||
blx r2
|
||||
pop {r0-r1}
|
||||
b dtor_loop
|
||||
dtor_end:
|
||||
|
||||
/* Call atexit functions */
|
||||
ldr r2, =_execute_at_exit_fns
|
||||
blx r2
|
||||
|
||||
/* Call debug_exit with return result/exit parameter */
|
||||
mov r0, r5
|
||||
ldr r2, =debug_exit
|
||||
blx r2
|
||||
#endif
|
||||
|
||||
/* Returned from application entry point, loop forever. */
|
||||
exit_loop:
|
||||
b exit_loop
|
||||
|
||||
.thumb_func
|
||||
memory_copy:
|
||||
cmp r0, r1
|
||||
beq 2f
|
||||
subs r2, r2, r1
|
||||
beq 2f
|
||||
1:
|
||||
ldrb r3, [r0]
|
||||
adds r0, r0, #1
|
||||
strb r3, [r1]
|
||||
adds r1, r1, #1
|
||||
subs r2, r2, #1
|
||||
bne 1b
|
||||
2:
|
||||
bx lr
|
||||
|
||||
.thumb_func
|
||||
memory_set:
|
||||
cmp r0, r1
|
||||
beq 1f
|
||||
strb r2, [r0]
|
||||
adds r0, r0, #1
|
||||
b memory_set
|
||||
1:
|
||||
bx lr
|
||||
|
||||
// default C/C++ library helpers
|
||||
|
||||
.macro HELPER helper_name
|
||||
.section .text.\helper_name, "ax", %progbits
|
||||
.balign 2
|
||||
.global \helper_name
|
||||
.weak \helper_name
|
||||
\helper_name:
|
||||
.thumb_func
|
||||
.endm
|
||||
|
||||
.macro JUMPTO name
|
||||
#if defined(__thumb__) && !defined(__thumb2__)
|
||||
mov r12, r0
|
||||
ldr r0, =\name
|
||||
push {r0}
|
||||
mov r0, r12
|
||||
pop {pc}
|
||||
#else
|
||||
b \name
|
||||
#endif
|
||||
.endm
|
||||
|
||||
HELPER __aeabi_read_tp
|
||||
ldr r0, =__tbss_start__-8
|
||||
bx lr
|
||||
HELPER abort
|
||||
b .
|
||||
HELPER __assert
|
||||
b .
|
||||
HELPER __aeabi_assert
|
||||
b .
|
||||
HELPER __sync_synchronize
|
||||
bx lr
|
||||
HELPER __getchar
|
||||
JUMPTO debug_getchar
|
||||
HELPER __putchar
|
||||
JUMPTO debug_putchar
|
||||
HELPER __open
|
||||
JUMPTO debug_fopen
|
||||
HELPER __close
|
||||
JUMPTO debug_fclose
|
||||
HELPER __write
|
||||
mov r3, r0
|
||||
mov r0, r1
|
||||
movs r1, #1
|
||||
JUMPTO debug_fwrite
|
||||
HELPER __read
|
||||
mov r3, r0
|
||||
mov r0, r1
|
||||
movs r1, #1
|
||||
JUMPTO debug_fread
|
||||
HELPER __seek
|
||||
push {r4, lr}
|
||||
mov r4, r0
|
||||
bl debug_fseek
|
||||
cmp r0, #0
|
||||
bne 1f
|
||||
mov r0, r4
|
||||
bl debug_ftell
|
||||
pop {r4, pc}
|
||||
1:
|
||||
ldr r0, =-1
|
||||
pop {r4, pc}
|
||||
// char __user_locale_name_buffer[];
|
||||
.section .bss.__user_locale_name_buffer, "aw", %nobits
|
||||
.global __user_locale_name_buffer
|
||||
.weak __user_locale_name_buffer
|
||||
__user_locale_name_buffer:
|
||||
.word 0x0
|
||||
|
||||
#ifdef FULL_LIBRARY
|
||||
.bss
|
||||
args:
|
||||
.space ARGSSPACE
|
||||
#endif
|
||||
|
||||
/* Setup attibutes of stack and heap sections so they don't take up room in the elf file */
|
||||
.section .stack, "wa", %nobits
|
||||
.section .stack_process, "wa", %nobits
|
||||
.section .heap, "wa", %nobits
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user