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