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authorMichael Brown <mcb30@etherboot.org>2008-08-05 23:18:07 +0100
committerMichael Brown <mcb30@etherboot.org>2008-08-05 23:18:07 +0100
commit8332ddf556f0662d778169eae020d82d0226a445 (patch)
tree0baef17ffd893cde8b40f6499ead2ad4eaca0e81
parentf178436bb1be3cb312e9904da89ab42ccb3a976b (diff)
downloadipxe-8332ddf556f0662d778169eae020d82d0226a445.tar.gz
[romprefix] Fix ROM image copy on PCI 3.0 BIOSes
Add the missing instructions to the code path that I never tested due to not having a PCI 3.0 system available. (D'oh)
-rw-r--r--src/arch/i386/prefix/romprefix.S4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/arch/i386/prefix/romprefix.S b/src/arch/i386/prefix/romprefix.S
index 698fa64ed..e304d0002 100644
--- a/src/arch/i386/prefix/romprefix.S
+++ b/src/arch/i386/prefix/romprefix.S
@@ -290,7 +290,9 @@ no_pmm:
movzbw romheader_size, %cx
shlw $9, %cx
movw %ax, %es
- rep movsb
+ xorw %si, %si
+ xorw %di, %di
+ cs rep movsb
no_pci3:
no_pci:
/* Prompt for POST-time shell */