diff options
Diffstat (limited to 'gpxe/src/include/gpxe/bitbash.h')
-rw-r--r-- | gpxe/src/include/gpxe/bitbash.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/gpxe/src/include/gpxe/bitbash.h b/gpxe/src/include/gpxe/bitbash.h deleted file mode 100644 index f2ba9f7a..00000000 --- a/gpxe/src/include/gpxe/bitbash.h +++ /dev/null @@ -1,52 +0,0 @@ -#ifndef _GPXE_BITBASH_H -#define _GPXE_BITBASH_H - -/** @file - * - * Bit-bashing interfaces - * - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -struct bit_basher; - -/** Bit-bashing operations */ -struct bit_basher_operations { - /** - * Set/clear output bit - * - * @v basher Bit-bashing interface - * @v bit_id Bit number - * @v data Value to write - * - * @c data will be 0 if a logic 0 should be written (i.e. the - * bit should be cleared), or -1UL if a logic 1 should be - * written (i.e. the bit should be set). This is done so that - * the method may simply binary-AND @c data with the - * appropriate bit mask. - */ - void ( * write ) ( struct bit_basher *basher, unsigned int bit_id, - unsigned long data ); - /** - * Read input bit - * - * @v basher Bit-bashing interface - * @v bit_id Bit number - * @ret zero Input is a logic 0 - * @ret non-zero Input is a logic 1 - */ - int ( * read ) ( struct bit_basher *basher, unsigned int bit_id ); -}; - -/** A bit-bashing interface */ -struct bit_basher { - /** Bit-bashing operations */ - struct bit_basher_operations *op; -}; - -extern void write_bit ( struct bit_basher *basher, unsigned int bit_id, - unsigned long data ); -extern int read_bit ( struct bit_basher *basher, unsigned int bit_id ); - -#endif /* _GPXE_BITBASH_H */ |