From ad6d3ee3717cce0708e3aaf40fe34e54c9c07510 Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jackpot51@gmail.com>
Date: Wed, 19 Oct 2016 08:47:34 -0600
Subject: [PATCH] Print error number on disk error
---
x86_64/bootsector.asm | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/x86_64/bootsector.asm b/x86_64/bootsector.asm
index 1273e86..806ae49 100644
--- a/x86_64/bootsector.asm
+++ b/x86_64/bootsector.asm
@@ -160,6 +160,13 @@ load:
ret
error:
+ mov bh, 0
+ mov bl, ah
+ call print_num
+
+ mov al, ' '
+ call print_char
+
mov si, errored
call print
call print_line
@@ -183,8 +190,7 @@ DAPACK:
.count: dw 0 ; int 13 resets this to # of blocks actually read/written
.buf: dw 0 ; memory buffer destination address (0:7c00)
.seg: dw 0 ; in memory page zero
-.addr: dd 0 ; put the lba to read in this spot
- dd 0 ; more storage bytes only for big lba's ( > 4 bytes )
+.addr: dq 0 ; put the lba to read in this spot
times 510-($-$$) db 0
db 0x55
--
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