xref: /netbsd-src/sys/arch/hpc/stand/hpcboot/hpcboot.h (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /*	$NetBSD: hpcboot.h,v 1.7 2004/08/13 15:50:09 uch Exp $	*/
2 
3 /*-
4  * Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by UCHIYAMA Yasushi.
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 #ifndef _HPCBOOT_H_
40 #define	_HPCBOOT_H_
41 
42 #include <hpcdefs.h>
43 #include <res/resource.h>
44 
45 #include <machine/bootinfo.h>
46 #include <machine/platid.h>
47 #include <machine/platid_mask.h>
48 #include <machine/platid_generated.h>
49 
50 enum { KERNEL_PAGE_SIZE = 0x1000 };
51 
52 enum ArchitectureOps {
53 #ifdef ARM
54 	ARCHITECTURE_ARM_SA1100	= PLATID_CPU_ARM_STRONGARM_SA1100,
55 #endif
56 #ifdef SHx
57 	ARCHITECTURE_SH3_7707	= PLATID_CPU_SH_3_7707,
58 	ARCHITECTURE_SH3_7709	= PLATID_CPU_SH_3_7709,
59 	ARCHITECTURE_SH3_7709A	= PLATID_CPU_SH_3_7709A,
60 	ARCHITECTURE_SH4_7750	= PLATID_CPU_SH_4_7750,
61 #endif
62 #ifdef MIPS
63 	ARCHITECTURE_MIPS_TX3900= PLATID_CPU_MIPS_TX_3900,
64 	ARCHITECTURE_MIPS_TX3920= PLATID_CPU_MIPS_TX_3920,
65 	ARCHITECTURE_MIPS_VR41	= PLATID_CPU_MIPS_VR_41XX
66 #endif
67 };
68 
69 enum ConsoleOps {
70 	CONSOLE_LCD,
71 	CONSOLE_SERIAL
72 };
73 
74 enum MemoryManagerOps {
75 	MEMORY_MANAGER_VIRTUALCOPY,
76 	MEMORY_MANAGER_LOCKPAGES,
77 	MEMORY_MANAGER_SOFTMMU,
78 	MEMORY_MANAGER_HARDMMU
79 };
80 
81 enum FileOps {
82 	FILE_FAT,
83 	FILE_UFS,
84 	FILE_HTTP
85 };
86 
87 enum LoaderOps {
88 	LOADER_UNKNOWN,
89 	LOADER_ELF,
90 	LOADER_COFF,
91 	LOADER_AOUT
92 };
93 
94 struct BootSetupArgs {
95 	enum ArchitectureOps architecture;
96 	BOOL architectureDebug;
97 	enum ConsoleOps console;
98 	BOOL consoleEnable;
99 	enum MemoryManagerOps memory;
100 	BOOL memorymanagerDebug;
101 	enum FileOps file;
102 	BOOL fileDebug;
103 	TCHAR fileRoot[MAX_PATH];
104 	TCHAR fileName[MAX_PATH];
105 	BOOL loadmfs;
106 	TCHAR mfsName[MAX_PATH];
107 	enum LoaderOps loader;
108 	BOOL loaderDebug;
109 };
110 
111 struct PageTag {
112 	u_int32_t next;	/* next tagged page kernel virtual address; */
113 	u_int32_t src;	/* kernel virtual or physical address */
114 	u_int32_t dst;	/* kernel virtual or physical address */
115 	u_int32_t sz;	/* copy size or zero-clear size; */
116 };
117 
118 struct BootArgs {
119 	kaddr_t kernel_entry;
120 	kaddr_t argc;
121 	kaddr_t argv;
122 	kaddr_t bootinfo;
123 	struct bootinfo bi;
124 };
125 
126 #define	VOLATILE_REF(x)			(*(volatile u_int32_t *)(x))
127 #define	VOLATILE_REF16(x)		(*(volatile u_int16_t *)(x))
128 #define	VOLATILE_REF8(x)		(*(volatile u_int8_t *)(x))
129 #define	_reg_read_1(a)		(*(volatile u_int8_t *)(a))
130 #define	_reg_read_2(a)		(*(volatile u_int16_t *)(a))
131 #define	_reg_read_4(a)		(*(volatile u_int32_t *)(a))
132 #define	_reg_write_1(a, v)	(*(volatile u_int8_t *)(a) = (v))
133 #define	_reg_write_2(a, v)	(*(volatile u_int16_t *)(a) = (v))
134 #define	_reg_write_4(a, v)	(*(volatile u_int32_t *)(a) = (v))
135 
136 #ifdef ARM
137 #define	ptokv(x)	(x)			/* UNCACHED FLAT */
138 #elif defined SHx
139 #define	ptokv(x)	((x) | 0x80000000)	/* CACHED P1 */
140 #elif defined MIPS
141 #define	ptokv(x)	((x) | 0x80000000)	/* CACHED kseg0 */
142 #else
143 #error "physical address to kernel virtual macro not defined."
144 #endif
145 
146 __BEGIN_DECLS
147 /* Windows CE API */
148 BOOL VirtualCopy(LPVOID, LPVOID, DWORD, DWORD);
149 BOOL SetKMode(BOOL);
150 BOOL LockPages(LPVOID, DWORD, PDWORD, int);
151 BOOL UnlockPages(LPVOID, DWORD);
152 void CacheSync(int);
153 #define	CACHE_D_WBINV	1
154 #define	CACHE_I_INV	2
155 /* ExtEscape */
156 #define	GETVFRAMEPHYSICAL	6144
157 #define	GETVFRAMELEN		6145
158 
159 /* debug utility */
160 void _bitdisp(u_int32_t, int, int, int, int);
161 void _dbg_bit_print(u_int32_t, u_int32_t, const char *);
162 #define	bitdisp(a) _bitdisp((a), 0, 0, 0, 1)
163 __END_DECLS
164 
165 /* Runtime Windows CE version */
166 #if _WIN32_WCE <= 200
167 extern OSVERSIONINFO WinCEVersion;
168 #else
169 extern OSVERSIONINFOW WinCEVersion;
170 #endif
171 
172 #endif /* _HPCBOOT_H_ */
173