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33 lines
740 B
C
33 lines
740 B
C
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/* Header for pxe_callbacks.c.
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*/
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#ifndef PXE_CALLBACKS_H
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#define PXE_CALLBACKS_H
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#include "etherboot.h"
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#include "pxe.h"
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typedef struct {
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segoff_t orig_retaddr;
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uint16_t opcode;
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segoff_t segoff;
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} PACKED pxe_call_params_t;
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/*
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* These values are hard-coded into the PXE spec
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*/
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#define PXE_LOAD_SEGMENT (0x0000)
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#define PXE_LOAD_OFFSET (0x7c00)
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#define PXE_LOAD_ADDRESS ( ( PXE_LOAD_SEGMENT << 4 ) + PXE_LOAD_OFFSET )
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/* Function prototypes
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*/
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extern pxe_stack_t * install_pxe_stack ( void *base );
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extern void use_undi_ds_for_rm_stack ( uint16_t ds );
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extern int hook_pxe_stack ( void );
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extern int unhook_pxe_stack ( void );
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extern void remove_pxe_stack ( void );
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extern int xstartpxe ( void );
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#endif /* PXE_CALLBACKS_H */
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