2 * Copyright (c) 2008-2012 Juli Mallett <jmallett@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef _DEV_GXEMUL_DISK_GXEMUL_DISK_H_
30 #define _DEV_GXEMUL_DISK_GXEMUL_DISK_H_
32 #define GXEMUL_DISK_DEV_BASE (0x13000000)
34 #define GXEMUL_DISK_DEV_BLOCKSIZE (0x0200)
36 #define GXEMUL_DISK_DEV_ID_START (0x0000)
37 #define GXEMUL_DISK_DEV_ID_END (0x0100)
40 #define GXEMUL_DISK_DEV_OFFSET (0x0000)
42 #define GXEMUL_DISK_DEV_OFFSET_LO (0x0000)
43 #define GXEMUL_DISK_DEV_OFFSET_HI (0x0008)
45 #define GXEMUL_DISK_DEV_DISKID (0x0010)
46 #define GXEMUL_DISK_DEV_START (0x0020)
47 #define GXEMUL_DISK_DEV_STATUS (0x0030)
48 #define GXEMUL_DISK_DEV_BLOCK (0x4000)
51 #define GXEMUL_DISK_DEV_FUNCTION(f) \
52 (volatile uint64_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_DISK_DEV_BASE + (f))
53 #define GXEMUL_DISK_DEV_READ(f) \
54 (volatile uint64_t)*GXEMUL_DISK_DEV_FUNCTION(f)
56 #define GXEMUL_DISK_DEV_FUNCTION(f) \
57 (volatile uint32_t *)MIPS_PHYS_TO_DIRECT_UNCACHED(GXEMUL_DISK_DEV_BASE + (f))
58 #define GXEMUL_DISK_DEV_READ(f) \
59 (volatile uint32_t)*GXEMUL_DISK_DEV_FUNCTION(f)
61 #define GXEMUL_DISK_DEV_WRITE(f, v) \
62 *GXEMUL_DISK_DEV_FUNCTION(f) = (v)
64 #define GXEMUL_DISK_DEV_START_READ (0x00)
65 #define GXEMUL_DISK_DEV_START_WRITE (0x01)
67 #define GXEMUL_DISK_DEV_STATUS_FAILURE (0x00)
69 #endif /* !_DEV_GXEMUL_DISK_GXEMUL_DISK_H_ */