Subversion Repositories HelenOS

Rev

Rev 1787 | Rev 2089 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1 jermar 1 
/*
2071 jermar 2 
 * Copyright (c) 2003-2004 Jakub Jermar
1 jermar 3 
 * All rights reserved.
4 
 *
5 
 * Redistribution and use in source and binary forms, with or without
6 
 * modification, are permitted provided that the following conditions
7 
 * are met:
8 
 *
9 
 * - Redistributions of source code must retain the above copyright
10 
 *   notice, this list of conditions and the following disclaimer.
11 
 * - Redistributions in binary form must reproduce the above copyright
12 
 *   notice, this list of conditions and the following disclaimer in the
13 
 *   documentation and/or other materials provided with the distribution.
14 
 * - The name of the author may not be used to endorse or promote products
15 
 *   derived from this software without specific prior written permission.
16 
 *
17 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 
 */
28 
 
1731 jermar 29 
/** @addtogroup mips32
1702 cejka 30 
 * @{
31 
 */
32 
/** @file
33 
 */
34 
 
1 jermar 35 
#include <arch/cpu.h>
36 
#include <cpu.h>
37 
 
38 
#include <arch.h>
39 
 
40 
#include <arch/cp0.h>
41 
 
42 
#include <typedefs.h>
324 palkovsky 43 
#include <print.h> 
1 jermar 44 
 
324 palkovsky 45 
struct data_t {
1 jermar 46 
    char *vendor;
47 
    char *model;
324 palkovsky 48 
};
49 
 
50 
static struct data_t imp_data[] = {
125 jermar 51 
    { "Invalid", "Invalid" },   /* 0x00 */
52 
    { "MIPS", "R2000" },        /* 0x01 */
53 
    { "MIPS", "R3000" },        /* 0x02 */
54 
    { "MIPS", "R6000" },        /* 0x03 */
55 
    { "MIPS", " R4000/R4400" },     /* 0x04 */
56 
    { "LSI Logic", "R3000" },   /* 0x05 */
57 
    { "MIPS", "R6000A" },       /* 0x06 */
58 
    { "IDT", "3051/3052" },     /* 0x07 */
59 
    { "Invalid", "Invalid" },   /* 0x08 */
60 
    { "MIPS", "R10000/T5" },    /* 0x09 */
61 
    { "MIPS", "R4200" },        /* 0x0a */
62 
    { "Unknown", "Unknown" },   /* 0x0b */
63 
    { "Unknown", "Unknown" },   /* 0x0c */
64 
    { "Invalid", "Invalid" },   /* 0x0d */
65 
    { "Invalid", "Invalid" },   /* 0x0e */
66 
    { "Invalid", "Invalid" },   /* 0x0f */
67 
    { "MIPS", "R8000" },        /* 0x10 */
68 
    { "Invalid", "Invalid" },   /* 0x11 */
69 
    { "Invalid", "Invalid" },   /* 0x12 */
70 
    { "Invalid", "Invalid" },   /* 0x13 */
71 
    { "Invalid", "Invalid" },   /* 0x14 */
72 
    { "Invalid", "Invalid" },   /* 0x15 */
73 
    { "Invalid", "Invalid" },   /* 0x16 */
74 
    { "Invalid", "Invalid" },   /* 0x17 */
75 
    { "Invalid", "Invalid" },   /* 0x18 */
76 
    { "Invalid", "Invalid" },   /* 0x19 */
77 
    { "Invalid", "Invalid" },   /* 0x1a */
78 
    { "Invalid", "Invalid" },   /* 0x1b */
79 
    { "Invalid", "Invalid" },   /* 0x1c */
80 
    { "Invalid", "Invalid" },   /* 0x1d */
81 
    { "Invalid", "Invalid" },   /* 0x1e */
82 
    { "Invalid", "Invalid" },   /* 0x1f */
83 
    { "QED", "R4600" },     /* 0x20 */
84 
    { "Sony", "R3000" },        /* 0x21 */
85 
    { "Toshiba", "R3000" },     /* 0x22 */
329 palkovsky 86 
    { "NKK", "R3000" },     /* 0x23 */
87 
    { NULL, NULL }
1 jermar 88 
};
89 
 
324 palkovsky 90 
static struct data_t imp_data80[] = {
91 
    { "MIPS", "4Kc" },  /* 0x80 */
92 
    {"Invalid","Invalid"}, /* 0x81 */
93 
    {"Invalid","Invalid"}, /* 0x82 */
329 palkovsky 94 
    {"MIPS","4Km & 4Kp"}, /* 0x83 */
95 
    { NULL, NULL}
324 palkovsky 96 
};
97 
 
1 jermar 98 
void cpu_arch_init(void)
99 
{
100 
}
101 
 
102 
void cpu_identify(void)
103 
{
15 jermar 104 
    CPU->arch.rev_num = cp0_prid_read() & 0xff;
105 
    CPU->arch.imp_num = (cp0_prid_read() >> 8) & 0xff;
1 jermar 106 
}
107 
 
108 
void cpu_print_report(cpu_t *m)
109 
{
324 palkovsky 110 
    struct data_t *data;
329 palkovsky 111 
    int i;
324 palkovsky 112 
 
113 
    if (m->arch.imp_num & 0x80) {
329 palkovsky 114 
        /* Count records */
115 
        for (i=0;imp_data80[i].vendor;i++)
116 
            ;
610 palkovsky 117 
        if ((m->arch.imp_num & 0x7f) >= i) {
329 palkovsky 118 
            printf("imp=%d\n",m->arch.imp_num);
119 
            return;
120 
        }
324 palkovsky 121 
        data = &imp_data80[m->arch.imp_num & 0x7f];
329 palkovsky 122 
    } else {
123 
        for (i=0;imp_data[i].vendor;i++)
124 
            ;
125 
        if (m->arch.imp_num >= i) {
126 
            printf("imp=%d\n",m->arch.imp_num);
127 
            return;
128 
        }
324 palkovsky 129 
        data = &imp_data[m->arch.imp_num];
329 palkovsky 130 
    }
324 palkovsky 131 
 
1 jermar 132 
    printf("cpu%d: %s %s (rev=%d.%d, imp=%d)\n",
324 palkovsky 133 
        m->id, data->vendor, data->model, m->arch.rev_num >> 4,
134 
           m->arch.rev_num & 0xf, m->arch.imp_num);
1 jermar 135 
}
1702 cejka 136 
 
1731 jermar 137 
/** @}
1702 cejka 138 
 */