david/ipxe
david
/
ipxe
Archived
1
0
Fork 0
This repository has been archived on 2020-12-06. You can view files and clone it, but cannot push or open issues or pull requests.
ipxe/src/arch/i386/include/sdi.h

40 lines
747 B
C

#ifndef _SDI_H
#define _SDI_H
/** @file
*
* System Deployment Image (SDI)
*
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
/** SDI image header */
struct sdi_header {
/** Signature */
uint32_t magic;
/** Version (as an ASCII string) */
uint32_t version;
/** Reserved */
uint8_t reserved[8];
/** Boot code offset */
uint64_t boot_offset;
/** Boot code size */
uint64_t boot_size;
} __attribute__ (( packed ));
/** SDI image signature */
#define SDI_MAGIC \
( ( '$' << 0 ) | ( 'S' << 8 ) | ( 'D' << 16 ) | ( 'I' << 24 ) )
/** SDI boot segment */
#define SDI_BOOT_SEG 0x0000
/** SDI boot offset */
#define SDI_BOOT_OFF 0x7c00
/** Constant to binary-OR with physical address of SDI image */
#define SDI_WTF 0x41
#endif /* _SDI_H */