diff options
author | hpa <hpa> | 2002-06-12 23:18:40 +0000 |
---|---|---|
committer | hpa <hpa> | 2002-06-12 23:18:40 +0000 |
commit | 2076ae80b6e59960cd15b6fb4ace19e5b8fcad3d (patch) | |
tree | 1378410d10f6af25aa81e2b6cd0737b22568f9dd | |
parent | 55ddbef3b32a149c2ee1b37d3600ea5c4a1bf57c (diff) | |
download | syslinux-2076ae80b6e59960cd15b6fb4ace19e5b8fcad3d.tar.gz |
Move com32.h to a subdirectory; we expect to have more stuff here...
-rw-r--r-- | com32/include/com32.h (renamed from com32.h) | 39 |
1 files changed, 23 insertions, 16 deletions
diff --git a/com32.h b/com32/include/com32.h index 21415afe..4b7266fd 100644 --- a/com32.h +++ b/com32/include/com32.h @@ -12,6 +12,7 @@ #ifndef _COM32_H #define _COM32_H +#include <stdint.h> /* * This structure defines the register frame used by the @@ -21,28 +22,34 @@ * * __syscall(<interrupt #>, <source regs>, <return regs>) */ +typedef union { + uint32_t l; + uint16_t w[2]; + uint8_t b[4]; +} reg32_t; + typedef struct { - unsigned short gs; /* Offset 0 */ - unsigned short fs; /* Offset 2 */ - unsigned short es; /* Offset 4 */ - unsigned short ds; /* Offset 6 */ - - unsigned int edi; /* Offset 8 */ - unsigned int esi; /* Offset 12 */ - unsigned int ebp; /* Offset 16 */ - unsigned int _unused; /* Offset 20 */ - unsigned int ebx; /* Offset 24 */ - unsigned int edx; /* Offset 28 */ - unsigned int ecx; /* Offset 32 */ - unsigned int eax; /* Offset 36 */ - - unsigned int eflags; /* Offset 40 */ + uint16_t gs; /* Offset 0 */ + uint16_t fs; /* Offset 2 */ + uint16_t es; /* Offset 4 */ + uint16_t ds; /* Offset 6 */ + + reg32_t edi; /* Offset 8 */ + reg32_t esi; /* Offset 12 */ + reg32_t ebp; /* Offset 16 */ + reg32_t _unused; /* Offset 20 */ + reg32_t ebx; /* Offset 24 */ + reg32_t edx; /* Offset 28 */ + reg32_t ecx; /* Offset 32 */ + reg32_t eax; /* Offset 36 */ + + reg32_t eflags; /* Offset 40 */ } com32sys_t; /* The standard prototype for _start() */ int _start(unsigned int __nargs, char *__cmdline, - void (*__syscall)(unsigned char, com32sys_t *, com32sys_t *), + void (*__syscall)(uint8_t, com32sys_t *, com32sys_t *), void *__bounce_ptr, unsigned int __bounce_len); |