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hpcboot.h revision 1.4.14.3
      1 /*	$NetBSD: hpcboot.h,v 1.4.14.3 2004/09/18 14:34:39 skrll 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