Map kernel in AP, WIP

2016-08-17 15:47:54 -06:00
parent fb6cd07c93
commit babed67df5
1 changed files with 6 additions and 5 deletions
@@ -1,7 +1,7 @@
 trampoline:
    .ready: dq 0
-    .page_table: dq 0
-    .stack: dq 0
+    .stack_start: dq 0
+    .stack_end: dq 0
    .code: dq 0

    times 512 - ($ - trampoline) db 0
@@ -128,10 +128,11 @@ long_mode_ap:
    mov gs, rax
    mov ss, rax

-    mov rax, [trampoline.page_table]
-    mov cr3, rax

-    mov rsp, [trampoline.stack]
+    mov rdi, [trampoline.stack_start]
+    mov rsi, [trampoline.stack_end]
+
+    lea rsp, [rsi - 16]

    mov qword [trampoline.ready], 1
    mov rax, [trampoline.code]