diff options
| author | Erwan Velu <erwan.velu@free.fr> | 2009-02-11 23:49:15 +0100 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-02-25 20:58:40 -0800 |
| commit | 1b520a5888c0313d2741943d99835f7307447611 (patch) | |
| tree | 0ca90a6d39d32ebc7f6d9dddde49b78e35dd3654 /sample | |
| parent | 53abd39e9dfdecf607105afcbf70c83028f253db (diff) | |
| download | syslinux-1b520a5888c0313d2741943d99835f7307447611.tar.gz | |
hdt: Fixing device parameter structure
Diffstat (limited to 'sample')
| -rw-r--r-- | sample/hdt.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/sample/hdt.c b/sample/hdt.c index 5de75cd5..808555cf 100644 --- a/sample/hdt.c +++ b/sample/hdt.c @@ -81,11 +81,15 @@ struct ebios_dapa { uint64_t lba; }; +// BYTE=8 +// WORD=16 +// DWORD=32 +// QWORD=64 struct device_parameter { uint16_t len; uint16_t info; uint32_t cylinders; - uint32_t head; + uint32_t heads; uint32_t sectors_per_track; uint64_t sectors; uint16_t bytes_per_sector; @@ -94,10 +98,10 @@ struct device_parameter { uint8_t device_path_lenght; uint8_t device_path_reserved; uint16_t device_path_reserved_2; - char host_bus_type[4]; - char interface_type[8]; - uint32_t interace_path; - uint32_t device_path[2]; + uint8_t host_bus_type[4]; + uint8_t interface_type[8]; + uint64_t interace_path; + uint64_t device_path[2]; uint8_t reserved; uint8_t cheksum; }; @@ -264,10 +268,12 @@ static int get_disk_params(int disk, struct diskinfo *disk_info) __intcall(0x13, &inreg, &outreg); - if ( parm.eflags.l & EFLAGS_CF ) + if ( outreg.eflags.l & EFLAGS_CF ) printf("Error while detecting disk parameters\n"); printf("RESULT=0x%X 0x%X 0x%X 0x%X\n",dp->host_bus_type[0],dp->host_bus_type[1],dp->host_bus_type[2],dp->host_bus_type[3]); + printf("RESULT=0x%X 0x%X 0x%X 0x%X\n",dp->interface_type[0],dp->interface_type[1],dp->interface_type[2],dp->interface_type[3]); + printf("RESULT= cylindres=%d heads=%d sect=%d bytes_per_sector=%d\n",dp->cylinders, dp->heads,dp->sectors/2/1024,dp->bytes_per_sector); return 0; } |