cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * Memory range attribute operations, peformed on /dev/mem
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync/* Memory range attributes */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MDF_UNCACHEABLE (1<<0) /* region not cached */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MDF_WRITECOMBINE (1<<1) /* region supports "write combine"
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync * action */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MDF_WRITETHROUGH (1<<2) /* write-through cached */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MDF_WRITEBACK (1<<3) /* write-back cached */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MDF_WRITEPROTECT (1<<4) /* read-only region */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MDF_FIRMWARE (1<<26) /* set by firmware (XXX not useful?) */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MDF_FIXACTIVE (1<<29) /* can't be turned off */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync /* XXX want a flag that says "set and undo when I exit" */
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEMRANGE_GET _IOWR('m', 50, struct mem_range_op)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync#define MEMRANGE_SET _IOW('m', 51, struct mem_range_op)
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsync int (*set) __P((struct mem_range_softc * sc, struct mem_range_desc * mrd, int *arg));
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern int mem_range_attr_get __P((struct mem_range_desc * mrd, int *arg));
cabde247f900dcf6e58d009bbdd15099c028c6fcvboxsyncextern int mem_range_attr_set __P((struct mem_range_desc * mrd, int *arg));