freebsd-dev/sys/boot/efi/include/efifpswa.h
Peter Wemm 24ffe931b9 Lookup the EFI_FPSWA driver and pass the interface pointer through to the
kernel before we call ExitBootServices().  I've typed the definitions
in efifpswa.h from the Intel FPSWA manual (urk).
2001-11-19 07:09:47 +00:00

41 lines
1.0 KiB
C

/* $FreeBSD$ */
#ifndef _EFI_FPSWA_H
#define _EFI_FPSWA_H
//
// EFI FP SWA Driver (Floating Point Software Assist)
//
#define EFI_INTEL_FPSWA \
{ 0xc41b6531, 0x97b9, 0x11d3, 0x9a, 0x29, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
INTERFACE_DECL(_FPSWA_INTERFACE);
typedef struct _FPSWA_RET {
UINT64 status;
UINT64 err1;
UINT64 err2;
UINT64 err3;
} FPSWA_RET;
typedef
FPSWA_RET
(EFIAPI *EFI_FPSWA) (
IN UINTN TrapType,
IN OUT VOID *Bundle,
IN OUT UINT64 *pipsr,
IN OUT UINT64 *pfsr,
IN OUT UINT64 *pisr,
IN OUT UINT64 *ppreds,
IN OUT UINT64 *pifs,
IN OUT VOID *fp_state
);
typedef struct _FPSWA_INTERFACE {
UINT32 Revision;
UINT32 Reserved;
EFI_FPSWA Fpswa;
} FPSWA_INTERFACE;
#endif