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-rw-r--r--arch/mips/ddb5xxx/ddb5477/debug.c160
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diff --git a/arch/mips/ddb5xxx/ddb5477/debug.c b/arch/mips/ddb5xxx/ddb5477/debug.c
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+++ b/arch/mips/ddb5xxx/ddb5477/debug.c
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1/***********************************************************************
2 *
3 * Copyright 2001 MontaVista Software Inc.
4 * Author: jsun@mvista.com or jsun@junsun.net
5 *
6 * arch/mips/ddb5xxx/ddb5477/debug.c
7 * vrc5477 specific debug routines.
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or (at your
12 * option) any later version.
13 *
14 ***********************************************************************
15 */
16
17#include <linux/kernel.h>
18
19#include <asm/mipsregs.h>
20#include <asm/ddb5xxx/ddb5xxx.h>
21
22typedef struct {
23 const char *regname;
24 unsigned regaddr;
25} Register;
26
27void jsun_show_regs(char *name, Register *regs)
28{
29 int i;
30
31 printk("\nshow regs: %s\n", name);
32 for(i=0;regs[i].regname!= NULL; i++) {
33 printk("%-16s= %08x\t\t(@%08x)\n",
34 regs[i].regname,
35 *(unsigned *)(regs[i].regaddr),
36 regs[i].regaddr);
37 }
38}
39
40static Register int_regs[] = {
41 {"DDB_INTCTRL0", DDB_BASE + DDB_INTCTRL0},
42 {"DDB_INTCTRL1", DDB_BASE + DDB_INTCTRL1},
43 {"DDB_INTCTRL2", DDB_BASE + DDB_INTCTRL2},
44 {"DDB_INTCTRL3", DDB_BASE + DDB_INTCTRL3},
45 {"DDB_INT0STAT", DDB_BASE + DDB_INT0STAT},
46 {"DDB_INT1STAT", DDB_BASE + DDB_INT1STAT},
47 {"DDB_INT2STAT", DDB_BASE + DDB_INT2STAT},
48 {"DDB_INT3STAT", DDB_BASE + DDB_INT3STAT},
49 {"DDB_INT4STAT", DDB_BASE + DDB_INT4STAT},
50 {"DDB_NMISTAT", DDB_BASE + DDB_NMISTAT},
51 {"DDB_INTPPES0", DDB_BASE + DDB_INTPPES0},
52 {"DDB_INTPPES1", DDB_BASE + DDB_INTPPES1},
53 {NULL, 0x0}
54};
55
56void vrc5477_show_int_regs()
57{
58 jsun_show_regs("interrupt registers", int_regs);
59 printk("CPU CAUSE = %08x\n", read_c0_cause());
60 printk("CPU STATUS = %08x\n", read_c0_status());
61}
62static Register pdar_regs[] = {
63 {"DDB_SDRAM0", DDB_BASE + DDB_SDRAM0},
64 {"DDB_SDRAM1", DDB_BASE + DDB_SDRAM1},
65 {"DDB_LCS0", DDB_BASE + DDB_LCS0},
66 {"DDB_LCS1", DDB_BASE + DDB_LCS1},
67 {"DDB_LCS2", DDB_BASE + DDB_LCS2},
68 {"DDB_INTCS", DDB_BASE + DDB_INTCS},
69 {"DDB_BOOTCS", DDB_BASE + DDB_BOOTCS},
70 {"DDB_PCIW0", DDB_BASE + DDB_PCIW0},
71 {"DDB_PCIW1", DDB_BASE + DDB_PCIW1},
72 {"DDB_IOPCIW0", DDB_BASE + DDB_IOPCIW0},
73 {"DDB_IOPCIW1", DDB_BASE + DDB_IOPCIW1},
74 {NULL, 0x0}
75};
76void vrc5477_show_pdar_regs(void)
77{
78 jsun_show_regs("PDAR regs", pdar_regs);
79}
80
81static Register bar_regs[] = {
82 {"DDB_BARC0", DDB_BASE + DDB_BARC0},
83 {"DDB_BARM010", DDB_BASE + DDB_BARM010},
84 {"DDB_BARM230", DDB_BASE + DDB_BARM230},
85 {"DDB_BAR00", DDB_BASE + DDB_BAR00},
86 {"DDB_BAR10", DDB_BASE + DDB_BAR10},
87 {"DDB_BAR20", DDB_BASE + DDB_BAR20},
88 {"DDB_BAR30", DDB_BASE + DDB_BAR30},
89 {"DDB_BAR40", DDB_BASE + DDB_BAR40},
90 {"DDB_BAR50", DDB_BASE + DDB_BAR50},
91 {"DDB_BARB0", DDB_BASE + DDB_BARB0},
92 {"DDB_BARC1", DDB_BASE + DDB_BARC1},
93 {"DDB_BARM011", DDB_BASE + DDB_BARM011},
94 {"DDB_BARM231", DDB_BASE + DDB_BARM231},
95 {"DDB_BAR01", DDB_BASE + DDB_BAR01},
96 {"DDB_BAR11", DDB_BASE + DDB_BAR11},
97 {"DDB_BAR21", DDB_BASE + DDB_BAR21},
98 {"DDB_BAR31", DDB_BASE + DDB_BAR31},
99 {"DDB_BAR41", DDB_BASE + DDB_BAR41},
100 {"DDB_BAR51", DDB_BASE + DDB_BAR51},
101 {"DDB_BARB1", DDB_BASE + DDB_BARB1},
102 {NULL, 0x0}
103};
104void vrc5477_show_bar_regs(void)
105{
106 jsun_show_regs("BAR regs", bar_regs);
107}
108
109static Register pci_regs[] = {
110 {"DDB_PCIW0", DDB_BASE + DDB_PCIW0},
111 {"DDB_PCIW1", DDB_BASE + DDB_PCIW1},
112 {"DDB_PCIINIT00", DDB_BASE + DDB_PCIINIT00},
113 {"DDB_PCIINIT10", DDB_BASE + DDB_PCIINIT10},
114 {"DDB_PCICTL0_L", DDB_BASE + DDB_PCICTL0_L},
115 {"DDB_PCICTL0_H", DDB_BASE + DDB_PCICTL0_H},
116 {"DDB_PCIARB0_L", DDB_BASE + DDB_PCIARB0_L},
117 {"DDB_PCIARB0_H", DDB_BASE + DDB_PCIARB0_H},
118 {"DDB_PCISWP0", DDB_BASE + DDB_PCISWP0},
119 {"DDB_PCIERR0", DDB_BASE + DDB_PCIERR0},
120 {"DDB_IOPCIW0", DDB_BASE + DDB_IOPCIW0},
121 {"DDB_IOPCIW1", DDB_BASE + DDB_IOPCIW1},
122 {"DDB_PCIINIT01", DDB_BASE + DDB_PCIINIT01},
123 {"DDB_PCIINIT11", DDB_BASE + DDB_PCIINIT11},
124 {"DDB_PCICTL1_L", DDB_BASE + DDB_PCICTL1_L},
125 {"DDB_PCICTL1_H", DDB_BASE + DDB_PCICTL1_H},
126 {"DDB_PCIARB1_L", DDB_BASE + DDB_PCIARB1_L},
127 {"DDB_PCIARB1_H", DDB_BASE + DDB_PCIARB1_H},
128 {"DDB_PCISWP1", DDB_BASE + DDB_PCISWP1},
129 {"DDB_PCIERR1", DDB_BASE + DDB_PCIERR1},
130 {NULL, 0x0}
131};
132void vrc5477_show_pci_regs(void)
133{
134 jsun_show_regs("PCI regs", pci_regs);
135}
136
137static Register lb_regs[] = {
138 {"DDB_LCNFG", DDB_BASE + DDB_LCNFG},
139 {"DDB_LCST0", DDB_BASE + DDB_LCST0},
140 {"DDB_LCST1", DDB_BASE + DDB_LCST1},
141 {"DDB_LCST2", DDB_BASE + DDB_LCST2},
142 {"DDB_ERRADR", DDB_BASE + DDB_ERRADR},
143 {"DDB_ERRCS", DDB_BASE + DDB_ERRCS},
144 {"DDB_BTM", DDB_BASE + DDB_BTM},
145 {"DDB_BCST", DDB_BASE + DDB_BCST},
146 {NULL, 0x0}
147};
148void vrc5477_show_lb_regs(void)
149{
150 jsun_show_regs("Local Bus regs", lb_regs);
151}
152
153void vrc5477_show_all_regs(void)
154{
155 vrc5477_show_pdar_regs();
156 vrc5477_show_pci_regs();
157 vrc5477_show_bar_regs();
158 vrc5477_show_int_regs();
159 vrc5477_show_lb_regs();
160}
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