diff options
Diffstat (limited to 'gpxe/src/arch/i386/include/comboot.h')
| -rw-r--r-- | gpxe/src/arch/i386/include/comboot.h | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/gpxe/src/arch/i386/include/comboot.h b/gpxe/src/arch/i386/include/comboot.h deleted file mode 100644 index 1232f0a7..00000000 --- a/gpxe/src/arch/i386/include/comboot.h +++ /dev/null @@ -1,135 +0,0 @@ -#ifndef COMBOOT_H -#define COMBOOT_H - -/** - * @file - * - * SYSLINUX COMBOOT - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -#include <stdint.h> -#include <setjmp.h> -#include <gpxe/in.h> - -/** Segment used for COMBOOT PSP and image */ -#define COMBOOT_PSP_SEG 0x07C0 - -/** Entry point address of COM32 images */ -#define COM32_START_PHYS 0x101000 - -/** COM32 bounce buffer segment */ -#define COM32_BOUNCE_SEG 0x07C0 - -/** Size of SYSLINUX file block in bytes */ -#define COMBOOT_FILE_BLOCKSZ 512 - -/** COMBOOT feature flags (INT 22h AX=15h) */ -#define COMBOOT_FEATURE_LOCAL_BOOT (1 << 0) -#define COMBOOT_FEATURE_IDLE_LOOP (1 << 1) - -/** Maximum number of shuffle descriptors for - * shuffle and boot functions - * (INT 22h AX=0012h, 001Ah, 001Bh) - */ -#define COMBOOT_MAX_SHUFFLE_DESCRIPTORS 682 - -typedef union { - uint32_t l; - uint16_t w[2]; - uint8_t b[4]; -} com32_reg32_t; - -typedef struct { - uint16_t gs; /* Offset 0 */ - uint16_t fs; /* Offset 2 */ - uint16_t es; /* Offset 4 */ - uint16_t ds; /* Offset 6 */ - - com32_reg32_t edi; /* Offset 8 */ - com32_reg32_t esi; /* Offset 12 */ - com32_reg32_t ebp; /* Offset 16 */ - com32_reg32_t _unused_esp; /* Offset 20 */ - com32_reg32_t ebx; /* Offset 24 */ - com32_reg32_t edx; /* Offset 28 */ - com32_reg32_t ecx; /* Offset 32 */ - com32_reg32_t eax; /* Offset 36 */ - - com32_reg32_t eflags; /* Offset 40 */ -} com32sys_t; - -typedef struct { - uint32_t eax; /* Offset 0 */ - uint32_t ecx; /* Offset 4 */ - uint32_t edx; /* Offset 8 */ - uint32_t ebx; /* Offset 12 */ - uint32_t esp; /* Offset 16 */ - uint32_t ebp; /* Offset 20 */ - uint32_t esi; /* Offset 24 */ - uint32_t edi; /* Offset 28 */ - - uint32_t eip; /* Offset 32 */ -} syslinux_pm_regs; - -typedef struct { - uint16_t es; /* Offset 0 */ - uint16_t _unused_cs; /* Offset 2 */ - uint16_t ds; /* Offset 4 */ - uint16_t ss; /* Offset 6 */ - uint16_t fs; /* Offset 8 */ - uint16_t gs; /* Offset 10 */ - - uint32_t eax; /* Offset 12 */ - uint32_t ecx; /* Offset 16 */ - uint32_t edx; /* Offset 20 */ - uint32_t ebx; /* Offset 24 */ - uint32_t esp; /* Offset 28 */ - uint32_t ebp; /* Offset 32 */ - uint32_t esi; /* Offset 36 */ - uint32_t edi; /* Offset 40 */ - - uint16_t ip; /* Offset 44 */ - uint16_t cs; /* Offset 46 */ -} syslinux_rm_regs; - -typedef struct { - uint32_t dest; - uint32_t src; - uint32_t len; -} comboot_shuffle_descriptor; - -extern void hook_comboot_interrupts ( ); -extern void unhook_comboot_interrupts ( ); - -/* These are not the correct prototypes, but it doens't matter, - * as we only ever get the address of these functions; - * they are only called from COM32 code running in PHYS_CODE - */ -extern void com32_intcall_wrapper ( ); -extern void com32_farcall_wrapper ( ); -extern void com32_cfarcall_wrapper ( ); - -/* Resolve a hostname to an (IPv4) address */ -extern int comboot_resolv ( const char *name, struct in_addr *address ); - -/* setjmp/longjmp context buffer used to return after loading an image */ -extern rmjmp_buf comboot_return; - -/* Replacement image when exiting with COMBOOT_EXIT_RUN_KERNEL */ -extern struct image *comboot_replacement_image; - -extern void *com32_external_esp; - -#define COMBOOT_EXIT 1 -#define COMBOOT_EXIT_RUN_KERNEL 2 -#define COMBOOT_EXIT_COMMAND 3 - -extern void comboot_force_text_mode ( void ); - -#define COMBOOT_VIDEO_GRAPHICS 0x01 -#define COMBOOT_VIDEO_NONSTANDARD 0x02 -#define COMBOOT_VIDEO_VESA 0x04 -#define COMBOOT_VIDEO_NOTEXT 0x08 - -#endif |