HEADmaster

1 files changed, 94 insertions, 0 deletions

diff --git a/kernel/interrupts/common.s b/kernel/interrupts/common.s
new file mode 100644
index 0000000..a03fb1c
--- /dev/null
+++ b/kernel/interrupts/common.s
@@ -0,0 +1,94 @@
+extern generic_interrupt
+global asm_generic_interrupt
+global s_trap_start
+global s_trap_end
+
+section .text
+align 4
+
+s_trap_start:
+    push r15
+    push r14
+    push r13
+    push r12
+    push r11
+    push r10
+    push r9
+    push r8
+    push rdi
+    push rsi
+    push rbp
+    push rdx
+    push rcx
+    push rbx
+    push rax
+
+    mov rdi, rsp
+    call generic_interrupt
+
+s_trap_end:
+    pop rax
+    pop rbx
+    pop rcx
+    pop rdx
+    pop rbp
+    pop rsi
+    pop rdi
+    pop r8
+    pop r9
+    pop r10
+    pop r11
+    pop r12
+    pop r13
+    pop r14
+    pop r15
+
+    add rsp, 16
+
+    iretq
+
+asm_generic_interrupt:
+    ;push 0x0 ;
+    ;push 0xE ; <- need to create the individual interrupts pushing the specific values to the stack (how to pop them?)
+    push r15
+    push r14
+    push r13
+    push r12
+    push r11
+    push r10
+    push r9
+    push r8
+    push rdi
+    push rsi
+    push rbp
+    push rdx
+    push rcx
+    push rbx
+    push rax
+
+    ; ??
+    ; cld 
+    mov rdi, rsp
+    call generic_interrupt
+    
+    pop rax
+    pop rbx
+    pop rcx
+    pop rdx
+    pop rbp
+    pop rsi
+    pop rdi
+    pop r8
+    pop r9
+    pop r10
+    pop r11
+    pop r12
+    pop r13
+    pop r14
+    pop r15
+    ;pop
+    ;pop
+
+    add rsp, 16
+
+    iretq