feat(loader, kernel): impl part of loader and initialize kernel structure

2026-04-11 09:42:09 +08:00
parent 1233ae9e9b
commit 34ccf69569
53 changed files with 1743 additions and 777 deletions
--- a/arch/x86_64/boot/idt_handlers.S
+++ b/arch/x86_64/boot/idt_handlers.S
@@ -0,0 +1,56 @@
+
+.macro EXCEPTION_HANDLER name function error_code=0
+    .global \name
+    .type \name, @function
+\name:
+    if \error_code == 0
+        pushq $0
+    end
+
+    pushq   %rdi
+	pushq   %rsi
+	pushq   %rdx
+	pushq   %rcx
+	pushq   %rax
+	pushq   %r8
+	pushq   %r9
+	pushq   %r10
+	pushq   %r11
+	pushq   %rbx
+	pushq   %rbp
+	pushq   %r12
+	pushq   %r13
+	pushq   %r14
+	pushq   %r15
+
+	movq    %rsp, %rdi
+	/* Error code is second parameter */
+	movq	120(%rsp), %rsi
+	call    \function
+
+	/* Restore regs */
+	popq    %r15
+	popq    %r14
+	popq    %r13
+	popq    %r12
+	popq    %rbp
+	popq    %rbx
+	popq    %r11
+	popq    %r10
+	popq    %r9
+	popq    %r8
+	popq    %rax
+	popq    %rcx
+	popq    %rdx
+	popq    %rsi
+	popq    %rdi
+
+    addq    $8, %rsp
+
+    iretq
+.endm
+    .text
+    .code64
+
+    EXCEPTION_HANDLER boot_page_fault doBootPageFault error_code=1
+    EXCEPTION_HANDLER boot_nmi doBootNMI