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author | H. Peter Anvin <hpa@zytor.com> | 2010-02-02 22:41:00 -0800 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-02 22:41:00 -0800 |
commit | 702c7fbe7342403472e887508716add0c58c385c (patch) | |
tree | 639050b522cea25f4475d48da54380d61c7d10f3 /gpxe/src/arch/i386/include/pxe_call.h | |
parent | 1e96e9cc1c3549c86dbf4e7caf880477e16e93e0 (diff) | |
download | syslinux-702c7fbe7342403472e887508716add0c58c385c.tar.gz |
Update gPXE to version 1.0.0
Diffstat (limited to 'gpxe/src/arch/i386/include/pxe_call.h')
-rw-r--r-- | gpxe/src/arch/i386/include/pxe_call.h | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/gpxe/src/arch/i386/include/pxe_call.h b/gpxe/src/arch/i386/include/pxe_call.h index 2f3ea15a..4d245616 100644 --- a/gpxe/src/arch/i386/include/pxe_call.h +++ b/gpxe/src/arch/i386/include/pxe_call.h @@ -6,9 +6,13 @@ * PXE API entry point */ +FILE_LICENCE ( GPL2_OR_LATER ); + #include <pxe_api.h> #include <realmode.h> +struct net_device; + /** PXE load address segment */ #define PXE_LOAD_SEGMENT 0 @@ -26,10 +30,28 @@ extern struct s_PXE __text16 ( ppxe ); extern struct s_PXENV __text16 ( pxenv ); #define pxenv __use_text16 ( pxenv ) -extern void pxe_hook_int1a ( void ); -extern int pxe_unhook_int1a ( void ); -extern void pxe_init_structures ( void ); +extern void pxe_activate ( struct net_device *netdev ); +extern int pxe_deactivate ( void ); extern int pxe_start_nbp ( void ); extern __asmcall void pxe_api_call ( struct i386_all_regs *ix86 ); +extern int _pxe_api_call_weak ( struct i386_all_regs *ix86 ) + __attribute__ (( weak )); + +/** + * Dispatch PXE API call weakly + * + * @v ix86 Registers for PXE call + * @ret present Zero if the PXE stack is present, nonzero if not + * + * A successful return only indicates that the PXE stack was available + * for dispatching the call; it says nothing about the success of + * whatever the call asked for. + */ +static inline int pxe_api_call_weak ( struct i386_all_regs *ix86 ) +{ + if ( _pxe_api_call_weak != NULL ) + return _pxe_api_call_weak ( ix86 ); + return -1; +} #endif /* _PXE_CALL_H */ |