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/*
* Architecture-specific portion of pxe.h for Etherboot
*
* This file has to define the types SEGOFF16_t, SEGDESC_t and
* SEGSEL_t for use in other PXE structures. See pxe.h for details.
*/
#ifndef PXE_TYPES_H
#define PXE_TYPES_H
/* SEGOFF16_t defined in separate header
*/
#include "realmode.h"
typedef segoff_t I386_SEGOFF16_t;
#define SEGOFF16_t I386_SEGOFF16_t
#define IS_NULL_SEGOFF16(x) ( ( (x).segment == 0 ) && ( (x).offset == 0 ) )
#define SEGOFF16_TO_PTR(x) ( VIRTUAL( (x).segment, (x).offset ) )
#define PTR_TO_SEGOFF16(ptr,segoff16) \
(segoff16).segment = SEGMENT(ptr); \
(segoff16).offset = OFFSET(ptr);
typedef struct {
uint16_t Seg_Addr;
uint32_t Phy_Addr;
uint16_t Seg_Size;
} PACKED I386_SEGDESC_t; /* PACKED is required, otherwise gcc pads
* this out to 12 bytes -
* mbrown@fensystems.co.uk (mcb30) 17/5/03 */
#define SEGDESC_t I386_SEGDESC_t
typedef uint16_t I386_SEGSEL_t;
#define SEGSEL_t I386_SEGSEL_t
#endif /* PXE_TYPES_H */
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