Add get_rip/get_rsp helpers

2018-05-21 00:56:35 -07:00
parent c5761cc51e
commit 0c8bcb2400
1 changed files with 8 additions and 6 deletions
--- a/src/kernel/debug.s
+++ b/src/kernel/debug.s
@@ -1,10 +1,12 @@
+global get_rsp
+get_rsp:
+	mov rax, rsp
+	ret

-section .text
-global do_the_set_registers
-do_the_set_registers:
-	mov rax, 0xdeadbeef0badc0de
-	mov r8, rcx
-	mov r9, rdi
+global get_rip
+get_rip:
+	pop rax ; do the same thing as 'ret', except with 'jmp'
+	jmp rax ; with the return address still in rax

 global _halt
 _halt: