Preserve %esi and %edi for get_diskinfo(). See the logs for similar fixes

in bios.S. I only fixed the case that is known to be broken here. Should be in 2.2.
svn path=/head/; revision=19644
1996-11-11 14:27:12 +00:00 · 1996-11-11 14:27:12 +00:00 · 6a32566a7d · 2020-12-20 02:59:44 +00:00
commit 6a32566a7d
parent 2b2fe33c89
1 changed files with 4 additions and 0 deletions
--- a/sys/i386/boot/netboot/start2.S
+++ b/sys/i386/boot/netboot/start2.S
@ -340,6 +340,8 @@ _get_diskinfo:
 	mov	%esp, %ebp
 	push	%es
 	push	%ebx
+	push	%esi
+	push	%edi
 	push	%ecx
 	push	%edx

@ -392,6 +394,8 @@ ok:

 	pop	%edx
 	pop	%ecx
+	pop	%edi
+	pop	%esi
 	pop	%ebx
 	pop	%es
 	pop	%ebp