arm_arch.h revision 1.7 
1/* -*-C++-*-	$NetBSD: arm_arch.h,v 1.7 2010/04/06 16:20:28 nonaka Exp $	*/
2
3/*-
4 * Copyright (c) 2001 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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#ifndef _HPCBOOT_ARM_ARCH_H_
33#define	_HPCBOOT_ARM_ARCH_H_
34
35#include <hpcboot.h>
36#include <arch.h>
37
38class Console;
39
40class ARMArchitecture : public Architecture {
41protected:
42	int _kmode;
43	// test routine for peripherals.
44	virtual void testFramebuffer(void) = 0;
45	virtual void testUART(void) = 0;
46
47	// dump peripheral regs.
48	virtual void dumpPeripheralRegs(void) = 0;
49
50public:
51	ARMArchitecture(Console *&, MemoryManager *&);
52	virtual ~ARMArchitecture(void);
53
54	virtual BOOL init(void) = 0;
55	void systemInfo(void);
56
57	virtual BOOL setupLoader(void) = 0;
58	virtual void jump(paddr_t info, paddr_t pvec) = 0;
59};
60
61__BEGIN_DECLS
62// Coprocessor 15
63uint32_t GetCop15Reg0(void);
64uint32_t GetCop15Reg1(void);	void SetCop15Reg1(uint32_t);
65uint32_t GetCop15Reg2(void);	void SetCop15Reg2(uint32_t);
66uint32_t GetCop15Reg3(void);	void SetCop15Reg3(uint32_t);
67uint32_t GetCop15Reg5(void);
68uint32_t GetCop15Reg6(void);
69uint32_t GetCop15Reg13(void);	void SetCop15Reg13(uint32_t);
70uint32_t GetCop15Reg14(void);
71
72// Interrupt
73void EI(void);
74void DI(void);
75
76// Write-Back I/D-separate Cache
77void InvalidateICache(void);
78void WritebackDCache(void);
79void InvalidateDCache(void);
80void WritebackInvalidateDCache(void);
81void WritebufferFlush(void);
82
83// MMU TLB access
84void FlushIDTLB(void);
85void FlushITLB(void);
86void FlushDTLB(void);
87void FlushDTLBS(vaddr_t);
88
89uint32_t GetCPSR(void);
90void SetCPSR(uint32_t);
91void SetSVCMode(void);
92void SetSystemMode(void);
93
94extern uint32_t dcachesize;
95
96__END_DECLS
97
98#endif // _HPCBOOT_ARM_ARCH_H_
99