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Kernel: Make the kernel compile & link for x86_64

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It's now possible to build the whole kernel with an x86_64 toolchain.
There's no bootstrap code so it doesn't work yet (obviously.)
This commit is contained in:
Andreas Kling 2021-03-04 17:50:05 +01:00
parent aae91dda66
commit adb2e6be5f
15 changed files with 316 additions and 48 deletions
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32
Kernel/Arch/i386/Interrupts.h
View file

@ -32,13 +32,15 @@
extern "C" void interrupt_common_asm_entry();
#define GENERATE_GENERIC_INTERRUPT_HANDLER_ASM_ENTRY(isr_number) \
extern "C" void interrupt_##isr_number##_asm_entry(); \
asm(".globl interrupt_" #isr_number "_asm_entry\n" \
"interrupt_" #isr_number "_asm_entry:\n" \
" pushw $" #isr_number "\n" \
" pushw $0\n" \
" jmp interrupt_common_asm_entry\n");
#if ARCH(I386)
# define GENERATE_GENERIC_INTERRUPT_HANDLER_ASM_ENTRY(isr_number) \
extern "C" void interrupt_##isr_number##_asm_entry(); \
asm(".globl interrupt_" #isr_number "_asm_entry\n" \
"interrupt_" #isr_number "_asm_entry:\n" \
" pushw $" #isr_number "\n" \
" pushw $0\n" \
" jmp interrupt_common_asm_entry\n");
// clang-format off
asm(
@ -83,3 +85,19 @@ asm(
" iret\n"
);
// clang-format on
#elif ARCH(X86_64)
# define GENERATE_GENERIC_INTERRUPT_HANDLER_ASM_ENTRY(isr_number) \
extern "C" void interrupt_##isr_number##_asm_entry(); \
asm(".globl interrupt_" #isr_number "_asm_entry\n" \
"interrupt_" #isr_number "_asm_entry:\n" \
" cli\n" \
" hlt\n");
asm(
".globl common_trap_exit\n"
"common_trap_exit:\n"
" cli;hlt\n");
#endif