xref: /netbsd-src/sys/arch/evbppc/include/pmppc.h (revision 8ac07aec990b9d2e483062509d0a9fa5b4f57cf2)
1 /*	$NetBSD: pmppc.h,v 1.2 2007/10/17 19:54:17 garbled Exp $	*/
2 
3 /*
4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Lennart Augustsson (lennart@augustsson.net) at Sandburst Corp.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /* SDRAM */
40 #define PMPPC_SDRAM_BASE	0x00000000
41 
42 /* Flash */
43 #define PMPPC_FLASH_BASE	0x70000000
44 
45 #define PMPPC_IO_START		0x7fe00000
46 
47 /* CS8900A ethernet */
48 #define PMPPC_CS_IO_BASE	0x7fe00000
49 #define PMPPC_CS_IO		0x7fe00c00
50 #define PMPPC_CS_MEM		0x7fe04000
51 
52 /* time-of-day clock */
53 #define PMPPC_RTC		0x7ff00000
54 #define PMPPC_RTC_SIZE		0x00002000
55 
56 /* board config regs */
57 #define PMPPC_CONFIG0		0x7ff40000
58 #define PMPPC_CONFIG1		0x7ff40001
59 #define PMPPC_LEDS		0x7ff40002
60 #define PMPPC_RESET		0x7ff40003
61 #define PMPPC_RESET_SEQ_STEP1		0xac
62 #define PMPPC_RESET_SEQ_STEP2		0x1d
63 #define PMPPC_INTR		0x7ff40004
64 
65 /* ROM */
66 #define PMPPC_ROM_BASE		0x7ff80000
67 
68 void setleds(int leds);
69 
70 /* Interrupts */
71 #define PMPPC_I_BPMC_INTA	CPC_IB_EXT0 /* PCI INTA */
72 #define PMPPC_I_BPMC_INTB	CPC_IB_EXT1 /* PCI INTB */
73 #define PMPPC_I_BPMC_INTC	CPC_IB_EXT2 /* PCI INTC */
74 #define PMPPC_I_BPMC_INTD	CPC_IB_EXT3 /* PCI INTD */
75 #define PMPPC_I_ETH_INT		CPC_IB_EXT4 /* ethernet */
76 #define PMPPC_I_RTC_INT		CPC_IB_EXT5 /* rtc */
77 
78 
79 /*
80  * The variables below are extracted from the config register located
81  * at PMPPC_CONFIG.
82  */
83 struct a_config {
84 	int a_boot_device;
85 #define A_BOOT_ROM 0
86 #define A_BOOT_FLASH 1
87 	int a_has_ecc;
88 	uint a_mem_size;		/* in bytes */
89 	uint a_l2_cache;
90 #define A_CACHE_PARITY 0
91 #define A_CACHE_NO_PARITY 1
92 #define A_CACHE_NONE 3
93 	uint a_bus_freq;		/* in hz */
94 	int a_is_monarch;
95 	int a_has_eth;
96 	int a_has_rtc;
97 	uint a_flash_size;		/* in bytes */
98 	uint a_flash_width;		/* in bits */
99 };
100 
101 extern struct a_config a_config;
102