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Fixed the last issue with gdt.c other than ljmp when you run cmake -B build

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This commit is contained in:
Gregory Kenneth Bowne 2023-10-05 14:40:15 -07:00
parent ef2537720d
commit 436ba162eb
2 changed files with 6 additions and 5 deletions
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5
CMakeLists.txt
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@ -67,16 +67,17 @@ target_link_libraries(ClassicOS PRIVATE)
set(CMAKE_C_COMPILER gcc)
set(CMAKE_LINKER ld)
set(CMAKE_EXE_LINKER_FLAGS "-g")
set(CMAKE_EXE_LINKER_FLAGS "-g -s")
set(CMAKE_CXX_FLAGS "-g -Wall")
set(CMAKE_C_FLAGS "-g -Wall")
set(CMAKE_BUILD_TYPE Debug)
set(CMAKE_CXX_COMPILER g++)
set(CMAKE_ASM_COMPILER nasm)
set(CMAKE_SYSTEM_PROCESSOR i386)
set(CMAKE_SYSTEM_NAME None)
set(CMAKE_ASM_NASM_COMPILER nasm)
set(CMAKE_C_STANDARD 17)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src)
set(CMAKE_BINARY_DIR ${CMAKE_CURRENT_SOURCE_DIR}/build)
set_target_properties(ClassicOS PROPERTIES LINK_FLAGS "-T ${CMAKE_CURRENT_SOURCE_DIR}/linker.ld")

6
src/kernel/arch/x86/gdt.c
View File

@ -68,15 +68,15 @@ void gdt_init()
// Load GDT
struct gdt_ptr gdtp;
gdtp.limit = gp.limit;
gdtp.base = (uint32_t)gdt;
gdtp.base = (uintptr_t)gdt;
__asm__ volatile("lgdt %0" : : "m"(gdtp));
__asm__ volatile("mov $0x10, %ax\n\t"
"mov %ax, %ds\n\t"
"mov %ax, %es\n\t"
"mov %ax, %fs\n\t"
"mov %ax, %gs\n\t"
"ljmp $0x08, $next\n\t"
"next:");
"ljmp $0x08, $next_label\n\t"
"next_label:");
}
// Exception handlers