src/include/cpu_hppa.h

#ifndef CPU_HPPA_H
#define CPU_HPPA_H

/*
 *  Copyright (C) 2005  Anders Gavare.  All rights reserved.
 *
 *  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.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
 *
 *
 *  $Id: cpu_hppa.h,v 1.3 2005/03/09 17:13:37 debug Exp $
 */

#include "misc.h"

#define N_HPPA_GRS              32

struct cpu_family;

struct hppa_cpu {
        int             bits;
        uint64_t        pc_last;
        uint64_t        gr[N_HPPA_GRS];
};


/*
 *  Why on earth did they make it this way? Hm. See Appendix E in the HPPA 2.0
 *  specs for more info. This is insane.
 *
 *      assemble_21(x) = x[20],x[9..19],x[5..6],x[0..4],x[7..8]
 *
 *  Written in the normal way, where bit 0 is the lowest:
 *
 *      asm_21(x) = x[0],x[11..1],x[15..14],x[20..16],x[13..12]
 *
 *  That is:
 *
 *          bits   0,11,10, 9, 8, 7, 6, 5, 4, 3, 2,1,15,14,20,19,18,17,16,13,12
 *      positions 20,19,18,17,16,15,14,13,12,11,10,9, 8, 7, 6, 5, 4, 3, 2, 1, 0
 *
 *  YUCK!
 */
#define assemble_21(x) (                        \
        (((x) & 1) << 20) |                     \
        ((((x) >> 1) & 0x7ff) << 9) |           \
        ((((x) >> 14) & 3) << 7) |              \
        ((((x) >> 16) & 0x1f) << 2) |           \
        (((x) >> 12) & 3)                       )


/*  cpu_hppa.c:  */
int hppa_memory_rw(struct cpu *cpu, struct memory *mem, uint64_t vaddr,
        unsigned char *data, size_t len, int writeflag, int cache_flags);
int hppa_cpu_family_init(struct cpu_family *);


#endif  /*  CPU_HPPA_H  */
1	#ifndef CPU_HPPA_H
2	#define CPU_HPPA_H
3
4	/*
5	* Copyright (C) 2005 Anders Gavare. All rights reserved.
6	*
7	* Redistribution and use in source and binary forms, with or without
8	* modification, are permitted provided that the following conditions are met:
9	*
10	* 1. Redistributions of source code must retain the above copyright
11	* notice, this list of conditions and the following disclaimer.
12	* 2. Redistributions in binary form must reproduce the above copyright
13	* notice, this list of conditions and the following disclaimer in the
14	* documentation and/or other materials provided with the distribution.
15	* 3. The name of the author may not be used to endorse or promote products
16	* derived from this software without specific prior written permission.
17	*
18	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28	* SUCH DAMAGE.
29	*
30	*
31	* $Id: cpu_hppa.h,v 1.3 2005/03/09 17:13:37 debug Exp $
32	*/
33
34	#include "misc.h"
35
36	#define N_HPPA_GRS 32
37
38	struct cpu_family;
39
40	struct hppa_cpu {
41	int bits;
42	uint64_t pc_last;
43	uint64_t gr[N_HPPA_GRS];
44	};
45
46
47	/*
48	* Why on earth did they make it this way? Hm. See Appendix E in the HPPA 2.0
49	* specs for more info. This is insane.
50	*
51	* assemble_21(x) = x[20],x[9..19],x[5..6],x[0..4],x[7..8]
52	*
53	* Written in the normal way, where bit 0 is the lowest:
54	*
55	* asm_21(x) = x[0],x[11..1],x[15..14],x[20..16],x[13..12]
56	*
57	* That is:
58	*
59	* bits 0,11,10, 9, 8, 7, 6, 5, 4, 3, 2,1,15,14,20,19,18,17,16,13,12
60	* positions 20,19,18,17,16,15,14,13,12,11,10,9, 8, 7, 6, 5, 4, 3, 2, 1, 0
61	*
62	* YUCK!
63	*/
64	#define assemble_21(x) ( \
65	(((x) & 1) << 20) \| \
66	((((x) >> 1) & 0x7ff) << 9) \| \
67	((((x) >> 14) & 3) << 7) \| \
68	((((x) >> 16) & 0x1f) << 2) \| \
69	(((x) >> 12) & 3) )
70
71
72	/* cpu_hppa.c: */
73	int hppa_memory_rw(struct cpu cpu, struct memory mem, uint64_t vaddr,
74	unsigned char *data, size_t len, int writeflag, int cache_flags);
75	int hppa_cpu_family_init(struct cpu_family *);
76
77
78	#endif /* CPU_HPPA_H */