/*      $NetBSD: hpcboot.h,v 1.12 2009/01/29 21:23:38 nonaka Exp $      */

/*-
* Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef _HPCBOOT_H_
#define _HPCBOOT_H_

#include <hpcdefs.h>
#include <res/resource.h>

#include <machine/bootinfo.h>
#include <machine/platid.h>
#include <machine/platid_mask.h>
#include <machine/platid_generated.h>

enum { KERNEL_PAGE_SIZE = 0x1000 };

enum ArchitectureOps {
#ifdef ARM
       ARCHITECTURE_ARM_SA1100 = PLATID_CPU_ARM_STRONGARM_SA1100,
       ARCHITECTURE_ARM_PXA250 = PLATID_CPU_ARM_XSCALE_PXA250,
       ARCHITECTURE_ARM_PXA270 = PLATID_CPU_ARM_XSCALE_PXA270,
#endif
#ifdef SHx
       ARCHITECTURE_SH3_7707   = PLATID_CPU_SH_3_7707,
       ARCHITECTURE_SH3_7709   = PLATID_CPU_SH_3_7709,
       ARCHITECTURE_SH3_7709A  = PLATID_CPU_SH_3_7709A,
       ARCHITECTURE_SH4_7750   = PLATID_CPU_SH_4_7750,
#endif
#ifdef MIPS
       ARCHITECTURE_MIPS_TX3900= PLATID_CPU_MIPS_TX_3900,
       ARCHITECTURE_MIPS_TX3920= PLATID_CPU_MIPS_TX_3920,
       ARCHITECTURE_MIPS_VR41  = PLATID_CPU_MIPS_VR_41XX
#endif
};

enum ConsoleOps {
       CONSOLE_LCD,
       CONSOLE_SERIAL
};

enum MemoryManagerOps {
       MEMORY_MANAGER_VIRTUALCOPY,
       MEMORY_MANAGER_LOCKPAGES,
       MEMORY_MANAGER_SOFTMMU,
       MEMORY_MANAGER_HARDMMU
};

enum FileOps {
       FILE_FAT,
       FILE_UFS,
       FILE_HTTP
};

enum LoaderOps {
       LOADER_UNKNOWN,
       LOADER_ELF,
       LOADER_COFF,
       LOADER_AOUT
};

struct BootSetupArgs {
       enum ArchitectureOps architecture;
       BOOL architectureDebug;
       enum ConsoleOps console;
       BOOL consoleEnable;
       enum MemoryManagerOps memory;
       BOOL memorymanagerDebug;
       enum FileOps file;
       BOOL fileDebug;
       TCHAR fileRoot[MAX_PATH];
       TCHAR fileName[MAX_PATH];
       BOOL loadmfs;
       TCHAR mfsName[MAX_PATH];
       enum LoaderOps loader;
       BOOL loaderDebug;
};

struct PageTag {
       uint32_t next;  /* next tagged page kernel virtual address; */
       uint32_t src;   /* kernel virtual or physical address */
       uint32_t dst;   /* kernel virtual or physical address */
       uint32_t sz;    /* copy size or zero-clear size; */
};

struct BootArgs {
       kaddr_t kernel_entry;
       kaddr_t argc;
       kaddr_t argv;
       kaddr_t bootinfo;
       struct bootinfo bi;
};

#define VOLATILE_REF(x)                 (*(volatile uint32_t *)(x))
#define VOLATILE_REF16(x)               (*(volatile uint16_t *)(x))
#define VOLATILE_REF8(x)                (*(volatile uint8_t *)(x))
#define _reg_read_1(a)          (*(volatile uint8_t *)(a))
#define _reg_read_2(a)          (*(volatile uint16_t *)(a))
#define _reg_read_4(a)          (*(volatile uint32_t *)(a))
#define _reg_write_1(a, v)      (*(volatile uint8_t *)(a) = (v))
#define _reg_write_2(a, v)      (*(volatile uint16_t *)(a) = (v))
#define _reg_write_4(a, v)      (*(volatile uint32_t *)(a) = (v))

#ifdef ARM
#define ptokv(x)        (x)                     /* UNCACHED FLAT */
#elif defined SHx
#define ptokv(x)        ((x) | 0x80000000)      /* CACHED P1 */
#elif defined MIPS
#define ptokv(x)        ((x) | 0x80000000)      /* CACHED kseg0 */
#else
#error "physical address to kernel virtual macro not defined."
#endif

__BEGIN_DECLS
/* Windows CE API */
BOOL VirtualCopy(LPVOID, LPVOID, DWORD, DWORD);
BOOL SetKMode(BOOL);
BOOL LockPages(LPVOID, DWORD, PDWORD, int);
BOOL UnlockPages(LPVOID, DWORD);
void CacheSync(int);
#define CACHE_D_WBINV   1
#define CACHE_I_INV     2
/* ExtEscape */
#define GETVFRAMEPHYSICAL       6144
#define GETVFRAMELEN            6145

/* debug utility */
void _bitdisp(uint32_t, int, int, int, int);
void _dbg_bit_print(uint32_t, uint32_t, const char *);
#define bitdisp(a) _bitdisp((a), 0, 0, 0, 1)
__END_DECLS

/* Runtime Windows CE version */
#if _WIN32_WCE <= 200
extern OSVERSIONINFO WinCEVersion;
#else
extern OSVERSIONINFOW WinCEVersion;
#endif

#endif /* _HPCBOOT_H_ */

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