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更好的panic+kdbg

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Leonmmcoset
2026-04-17 19:17:03 +08:00
parent bf6720c6e8
commit 5817722cd3
11 changed files with 935 additions and 13 deletions
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1
cmake/check_tools.cmake
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@@ -30,6 +30,7 @@ require_tool("${OBJCOPY_TOOL}")
require_tool("${OBJDUMP_TOOL}")
require_tool("${READELF_TOOL}")
require_tool("${NM_TOOL}")
require_tool("${ADDR2LINE_TOOL}")
require_tool("${USER_CC_TOOL}")
require_tool("${USER_LD_TOOL}")
require_tool("${RUSTC_TOOL}")

57
cmake/gen_kernel_symbols.cmake
View File

@@ -4,6 +4,10 @@ if(NOT DEFINED NM_TOOL OR "${NM_TOOL}" STREQUAL "")
message(FATAL_ERROR "NM_TOOL is required")
endif()
if(NOT DEFINED ADDR2LINE_TOOL OR "${ADDR2LINE_TOOL}" STREQUAL "")
message(FATAL_ERROR "ADDR2LINE_TOOL is required")
endif()
if(NOT DEFINED KERNEL_ELF OR "${KERNEL_ELF}" STREQUAL "")
message(FATAL_ERROR "KERNEL_ELF is required")
endif()
@@ -27,7 +31,9 @@ string(REPLACE "\r\n" "\n" _nm_output "${_nm_output}")
string(REPLACE "\r" "\n" _nm_output "${_nm_output}")
string(REPLACE "\n" ";" _nm_lines "${_nm_output}")
set(_out_text "CLEONOS_KERNEL_SYMBOLS_V1\n")
set(_symbol_addrs_upper)
set(_symbol_addrs_query)
set(_symbol_names)
foreach(_line IN LISTS _nm_lines)
string(STRIP "${_line}" _line)
@@ -45,8 +51,55 @@ foreach(_line IN LISTS _nm_lines)
endif()
string(TOUPPER "${_addr}" _addr_upper)
set(_out_text "${_out_text}0X${_addr_upper} ${_name}\n")
list(APPEND _symbol_addrs_upper "${_addr_upper}")
list(APPEND _symbol_addrs_query "0x${_addr_upper}")
list(APPEND _symbol_names "${_name}")
endif()
endforeach()
set(_out_text "CLEONOS_KERNEL_SYMBOLS_V2\n")
list(LENGTH _symbol_addrs_query _symbol_count)
if(_symbol_count GREATER 0)
execute_process(
COMMAND "${ADDR2LINE_TOOL}" -f -C -e "${KERNEL_ELF}" ${_symbol_addrs_query}
RESULT_VARIABLE _a2l_result
OUTPUT_VARIABLE _a2l_output
ERROR_VARIABLE _a2l_error
)
if(NOT _a2l_result EQUAL 0)
message(FATAL_ERROR "failed to run addr2line (${_a2l_result}): ${_a2l_error}")
endif()
string(REPLACE "\r\n" "\n" _a2l_output "${_a2l_output}")
string(REPLACE "\r" "\n" _a2l_output "${_a2l_output}")
string(REPLACE "\n" ";" _a2l_lines "${_a2l_output}")
list(LENGTH _a2l_lines _a2l_line_count)
math(EXPR _last_index "${_symbol_count} - 1")
foreach(_idx RANGE 0 ${_last_index})
math(EXPR _src_idx "${_idx} * 2 + 1")
list(GET _symbol_addrs_upper ${_idx} _addr_upper)
list(GET _symbol_names ${_idx} _name)
if(_src_idx LESS _a2l_line_count)
list(GET _a2l_lines ${_src_idx} _src_line)
else()
set(_src_line "??:0")
endif()
string(STRIP "${_src_line}" _src_line)
if("${_src_line}" STREQUAL "")
set(_src_line "??:0")
endif()
string(REPLACE "\t" " " _src_line "${_src_line}")
set(_out_text "${_out_text}0X${_addr_upper}\t${_name}\t${_src_line}\n")
endforeach()
endif()
file(WRITE "${OUT_SYMBOL_FILE}" "${_out_text}")