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| author | H. Peter Anvin <hpa@zytor.com> | 2009-08-02 11:56:38 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-08-02 11:56:38 -0700 |
| commit | 32598725b8d1941899bc700b5d71efa57c3f419c (patch) | |
| tree | f33351743469b23683c69bbd416783c3f1cb7b36 /memdisk/setup.c | |
| parent | d655fa0bc3a9d817df253d4f67bb92da20ef741a (diff) | |
| download | syslinux-32598725b8d1941899bc700b5d71efa57c3f419c.tar.gz | |
memdisk: don't set CX:DX for INT 13h AH=15h for floppies
Win98SE DOS apparently hangs if INT 13h, AH=15h returns the capacity
in CX:DX for floppies... *unless* EDD is enabled. Confused yet?
This patch also adds some more tracing framework.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'memdisk/setup.c')
| -rw-r--r-- | memdisk/setup.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/memdisk/setup.c b/memdisk/setup.c index 013f3dfa..caee377a 100644 --- a/memdisk/setup.c +++ b/memdisk/setup.c @@ -90,7 +90,7 @@ struct edd_dpt { uint64_t devpath[2]; /* Device path (double QuadWord!) */ uint8_t res3; /* Reserved */ uint8_t chksum; /* DPI checksum */ -}; +} __attribute__((packed)); struct patch_area { uint32_t diskbuf; @@ -131,7 +131,7 @@ struct patch_area { dpt_t dpt; struct edd_dpt edd_dpt; -}; +} __attribute__((packed)); /* Access to high memory */ |