chore: HERV 통합 저장소 재초기화 커밋
손상된 .git 히스토리(missing tree)로 재초기화 후 작업트리 전체 커밋. .claude/ 만 제외(로컬 에이전트 설정). 구 저장소 백업(.git_corrupt_backup/) 포함. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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jeon
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/* Linker script to configure memory regions. */
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x20000 /* 512k */
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RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x4000 /* 16k */
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}
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/* Library configurations */
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GROUP(libgcc.a libc.a libm.a libnosys.a)
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/* Linker script to place sections and symbol values. Should be used together
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* with other linker script that defines memory regions FLASH and RAM.
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* It references following symbols, which must be defined in code:
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* Reset_Handler : Entry of reset handler
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*
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* It defines following symbols, which code can use without definition:
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* __exidx_start
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* __exidx_end
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* __copy_table_start__
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* __copy_table_end__
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* __zero_table_start__
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* __zero_table_end__
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* __etext
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* __data_start__
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* __preinit_array_start
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* __preinit_array_end
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* __init_array_start
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* __init_array_end
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* __fini_array_start
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* __fini_array_end
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* __data_end__
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* __bss_start__
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* __bss_end__
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* __end__
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* end
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* __HeapLimit
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* __StackLimit
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* __StackTop
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* __stack
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* __Vectors_End
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* __Vectors_Size
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*/
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ENTRY(Reset_Handler)
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SECTIONS
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{
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.text :
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{
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KEEP(*(.vectors))
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__Vectors_End = .;
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__Vectors_Size = __Vectors_End - __Vectors;
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__end__ = .;
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*(.text*)
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KEEP(*(.init))
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KEEP(*(.fini))
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/* .ctors */
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*crtbegin.o(.ctors)
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*crtbegin?.o(.ctors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
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*(SORT(.ctors.*))
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*(.ctors)
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/* .dtors */
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*crtbegin.o(.dtors)
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*crtbegin?.o(.dtors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
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*(SORT(.dtors.*))
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*(.dtors)
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*(.rodata*)
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KEEP(*(.eh_frame*))
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} > FLASH
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.ARM.extab :
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{
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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} > FLASH
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__exidx_start = .;
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} > FLASH
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__exidx_end = .;
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/* To copy multiple ROM to RAM sections,
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* uncomment .copy.table section and,
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* define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */
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/*
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.copy.table :
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{
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. = ALIGN(4);
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__copy_table_start__ = .;
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LONG (__etext)
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LONG (__data_start__)
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LONG (__data_end__ - __data_start__)
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LONG (__etext2)
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LONG (__data2_start__)
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LONG (__data2_end__ - __data2_start__)
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__copy_table_end__ = .;
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} > FLASH
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*/
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/* To clear multiple BSS sections,
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* uncomment .zero.table section and,
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* define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */
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/*
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.zero.table :
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{
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. = ALIGN(4);
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__zero_table_start__ = .;
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LONG (__bss_start__)
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LONG (__bss_end__ - __bss_start__)
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LONG (__bss2_start__)
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LONG (__bss2_end__ - __bss2_start__)
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__zero_table_end__ = .;
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} > FLASH
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*/
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__etext = .;
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.data : AT (__etext)
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{
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__data_start__ = .;
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*(vtable)
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*(.data*)
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. = ALIGN(4);
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/* preinit data */
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP(*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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. = ALIGN(4);
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/* init data */
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP(*(SORT(.init_array.*)))
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KEEP(*(.init_array))
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PROVIDE_HIDDEN (__init_array_end = .);
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. = ALIGN(4);
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/* finit data */
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP(*(SORT(.fini_array.*)))
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KEEP(*(.fini_array))
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PROVIDE_HIDDEN (__fini_array_end = .);
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KEEP(*(.jcr*))
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. = ALIGN(4);
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/* All data end */
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__data_end__ = .;
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} > RAM
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.bss :
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{
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. = ALIGN(4);
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__bss_start__ = .;
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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__bss_end__ = .;
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} > RAM
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.heap (COPY):
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{
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__HeapBase = .;
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__end__ = .;
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end = __end__;
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KEEP(*(.heap*))
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__HeapLimit = .;
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} > RAM
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/* .stack_dummy section doesn't contains any symbols. It is only
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* used for linker to calculate size of stack sections, and assign
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* values to stack symbols later */
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.stack_dummy (COPY):
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{
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KEEP(*(.stack*))
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} > RAM
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/* Set stack top to end of RAM, and stack limit move down by
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* size of stack_dummy section */
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__StackTop = ORIGIN(RAM) + LENGTH(RAM);
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__StackLimit = __StackTop - SIZEOF(.stack_dummy);
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PROVIDE(__stack = __StackTop);
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/* Check if data + heap + stack exceeds RAM limit */
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ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
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}
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@@ -0,0 +1,116 @@
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#ifndef ARM_SEMIHOSTING_H_
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#define ARM_SEMIHOSTING_H_
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// ----------------------------------------------------------------------------
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// Semihosting operations.
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enum OperationNumber
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{
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// Regular operations
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SEMIHOSTING_EnterSVC = 0x17,
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SEMIHOSTING_ReportException = 0x18,
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SEMIHOSTING_SYS_CLOSE = 0x02,
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SEMIHOSTING_SYS_CLOCK = 0x10,
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SEMIHOSTING_SYS_ELAPSED = 0x30,
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SEMIHOSTING_SYS_ERRNO = 0x13,
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SEMIHOSTING_SYS_FLEN = 0x0C,
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SEMIHOSTING_SYS_GET_CMDLINE = 0x15,
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SEMIHOSTING_SYS_HEAPINFO = 0x16,
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SEMIHOSTING_SYS_ISERROR = 0x08,
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SEMIHOSTING_SYS_ISTTY = 0x09,
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SEMIHOSTING_SYS_OPEN = 0x01,
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SEMIHOSTING_SYS_READ = 0x06,
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SEMIHOSTING_SYS_READC = 0x07,
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SEMIHOSTING_SYS_REMOVE = 0x0E,
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SEMIHOSTING_SYS_RENAME = 0x0F,
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SEMIHOSTING_SYS_SEEK = 0x0A,
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SEMIHOSTING_SYS_SYSTEM = 0x12,
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SEMIHOSTING_SYS_TICKFREQ = 0x31,
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SEMIHOSTING_SYS_TIME = 0x11,
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SEMIHOSTING_SYS_TMPNAM = 0x0D,
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SEMIHOSTING_SYS_WRITE = 0x05,
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SEMIHOSTING_SYS_WRITEC = 0x03,
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SEMIHOSTING_SYS_WRITE0 = 0x04,
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// Codes returned by SEMIHOSTING_ReportException
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ADP_Stopped_ApplicationExit = ((2 << 16) + 38),
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ADP_Stopped_RunTimeError = ((2 << 16) + 35),
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};
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// ----------------------------------------------------------------------------
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// SWI numbers and reason codes for RDI (Angel) monitors.
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#define AngelSWI_ARM 0x123456
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#ifdef __thumb__
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#define AngelSWI 0xAB
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#else
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#define AngelSWI AngelSWI_ARM
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#endif
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// For thumb only architectures use the BKPT instruction instead of SWI.
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#if defined(__ARM_ARCH_7M__) \
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|| defined(__ARM_ARCH_7EM__) \
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|| defined(__ARM_ARCH_6M__)
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#define AngelSWIInsn "bkpt"
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#define AngelSWIAsm bkpt
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#else
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#define AngelSWIInsn "swi"
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#define AngelSWIAsm swi
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#endif
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#if defined(OS_DEBUG_SEMIHOSTING_FAULTS)
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// Testing the local semihosting handler cannot use another BKPT, since this
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// configuration cannot trigger HaedFault exceptions while the debugger is
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// connected, so we use an illegal op code, that will trigger an
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// UsageFault exception.
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#define AngelSWITestFault "setend be"
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#define AngelSWITestFaultOpCode (0xB658)
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#endif
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static inline int
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__attribute__ ((always_inline))
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call_host (int reason, void* arg)
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{
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int value;
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asm volatile (
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" mov r0, %[rsn] \n"
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" mov r1, %[arg] \n"
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#if defined(OS_DEBUG_SEMIHOSTING_FAULTS)
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" " AngelSWITestFault " \n"
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#else
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" " AngelSWIInsn " %[swi] \n"
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#endif
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" mov %[val], r0"
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: [val] "=r" (value) /* Outputs */
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: [rsn] "r" (reason), [arg] "r" (arg), [swi] "i" (AngelSWI) /* Inputs */
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: "r0", "r1", "r2", "r3", "ip", "lr", "memory", "cc"
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// Clobbers r0 and r1, and lr if in supervisor mode
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);
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// Accordingly to page 13-77 of ARM DUI 0040D other registers
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// can also be clobbered. Some memory positions may also be
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// changed by a system call, so they should not be kept in
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// registers. Note: we are assuming the manual is right and
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// Angel is respecting the APCS.
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return value;
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}
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// ----------------------------------------------------------------------------
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// Function used in _exit() to return the status code as Angel exception.
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static inline void
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__attribute__ ((always_inline,noreturn))
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report_exception (int reason)
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{
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call_host (SEMIHOSTING_ReportException, (void*) reason);
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for (;;)
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;
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}
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// ----------------------------------------------------------------------------
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#endif // ARM_SEMIHOSTING_H_
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