diff options
Diffstat (limited to 'guest/guest64.S')
| -rw-r--r-- | guest/guest64.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/guest/guest64.S b/guest/guest64.S index 1ca91a5..dc3e986 100644 --- a/guest/guest64.S +++ b/guest/guest64.S @@ -2,7 +2,7 @@ .section .boot, "ax", @progbits // Trigger `KVM_EXIT_IO:KVM_EXIT_IO_OUT` by writing string to output port. - mov rdx, 0x1000 // Output port. + mov rdx, 0x42 // Output port (magic for string fmt). lea rsi, [rip + msg] // Address of string. mov rcx, [rip + msg_len] // Len of string. rep outsb // Write ds:rsi to output port rdx. @@ -30,7 +30,7 @@ .section .rodata, "a", @progbits msg: - .asciz "Hello from Long Mode!\n" + .ascii "Hello from Long Mode!\n" msg_len: .byte .-msg |