60 lines
1.1 KiB
Text
60 lines
1.1 KiB
Text
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#define ASM
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#include "config.h"
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#include "cpu.h"
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#include "mks5lboot.h"
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ENTRY(_start)
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OUTPUT_FORMAT(elf32-littlearm)
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OUTPUT_ARCH(arm)
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#define BIN_ORIG DFU_LOADADDR + BIN_OFFSET
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#define BIN_SIZE MAX_PAYLOAD
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MEMORY
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{
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IRAM : ORIGIN = BIN_ORIG, LENGTH = BIN_SIZE
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}
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SECTIONS
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{
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.text : {
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*(.init.text*)
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*(.text*)
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*(.icode*)
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. = ALIGN(4);
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} > IRAM
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/* include initialized BSS (if any) into DFU image */
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.bss : {
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*(.bss*)
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*(.ibss*)
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*(COMMON)
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. = ALIGN(4);
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} > IRAM
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#if 1
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/* reuse pwnage as stack, 0x30c bytes available */
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_exception_stack = BIN_ORIG;
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_supervisor_stack = _exception_stack;
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#else
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/* include stack into DFU image */
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.stack : {
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. += 0x400;
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_supervisor_stack = .;
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. += 0x200;
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_exception_stack = .;
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} > IRAM
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#endif
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.data : {
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*(.data*)
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*(.rodata*)
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*(.idata*)
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*(.irodata*)
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/* place bootloader IM3 header at the end, mkdfu
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will concatenate the bootloader binary here */
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. = ALIGN(16);
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*(.im3info.data*)
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} > IRAM
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}
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