diff options
Diffstat (limited to 'sys/dev/gxemul/disk/gxemul_diskreg.h')
| -rw-r--r-- | sys/dev/gxemul/disk/gxemul_diskreg.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sys/dev/gxemul/disk/gxemul_diskreg.h b/sys/dev/gxemul/disk/gxemul_diskreg.h new file mode 100644 index 0000000..c3460e5 --- /dev/null +++ b/sys/dev/gxemul/disk/gxemul_diskreg.h @@ -0,0 +1,57 @@ +/*- + * Copyright (c) 2008-2012 Juli Mallett <jmallett@FreeBSD.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _DEV_GXEMUL_DISK_GXEMUL_DISK_H_ +#define _DEV_GXEMUL_DISK_GXEMUL_DISK_H_ + +#define GXEMUL_DISK_DEV_BASE (0x13000000) + +#define GXEMUL_DISK_DEV_BLOCKSIZE (0x0200) + +#define GXEMUL_DISK_DEV_ID_START (0x0000) +#define GXEMUL_DISK_DEV_ID_END (0x0100) + +#define GXEMUL_DISK_DEV_OFFSET (0x0000) +#define GXEMUL_DISK_DEV_DISKID (0x0010) +#define GXEMUL_DISK_DEV_START (0x0020) +#define GXEMUL_DISK_DEV_STATUS (0x0030) +#define GXEMUL_DISK_DEV_BLOCK (0x4000) + +#define GXEMUL_DISK_DEV_FUNCTION(f) \ + (volatile uint64_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_DISK_DEV_BASE + (f)) +#define GXEMUL_DISK_DEV_READ(f) \ + (volatile uint64_t)*GXEMUL_DISK_DEV_FUNCTION(f) +#define GXEMUL_DISK_DEV_WRITE(f, v) \ + *GXEMUL_DISK_DEV_FUNCTION(f) = (v) + +#define GXEMUL_DISK_DEV_START_READ (0x00) +#define GXEMUL_DISK_DEV_START_WRITE (0x01) + +#define GXEMUL_DISK_DEV_STATUS_FAILURE (0x00) + +#endif /* !_DEV_GXEMUL_DISK_GXEMUL_DISK_H_ */ |
