summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/pcmcia/nsp_debug.c
blob: 6aa7d269d3b3b7170eb929b0e8212e33a3f1c31a (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
/*========================================================================
    Debug routines for nsp_cs
      By: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>

    This software may be used and distributed according to the terms of
    the GNU General Public License.
=========================================================================*/

/* $Id: nsp_debug.c,v 1.3 2003/07/26 14:21:09 elca Exp $ */

/*
 * Show the command data of a command
 */
static const char unknown[] = "UNKNOWN";

static const char * group_0_commands[] = {
/* 00-03 */ "Test Unit Ready", "Rezero Unit", unknown, "Request Sense",
/* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reassign Blocks",
/* 08-0d */ "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown,
/* 0e-12 */ unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry",  
/* 13-16 */ unknown, "Recover Buffered Data", "Mode Select", "Reserve",
/* 17-1b */ "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit",
/* 1c-1d */ "Receive Diagnostic", "Send Diagnostic", 
/* 1e-1f */ "Prevent/Allow Medium Removal", unknown,
};


static const char *group_1_commands[] = {
/* 20-22 */  unknown, unknown, unknown,
/* 23-28 */ unknown, unknown, "Read Capacity", unknown, unknown, "Read (10)",
/* 29-2d */ unknown, "Write (10)", "Seek (10)", unknown, unknown,
/* 2e-31 */ "Write Verify","Verify", "Search High", "Search Equal",
/* 32-34 */ "Search Low", "Set Limits", "Prefetch or Read Position", 
/* 35-37 */ "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data",
/* 38-3c */ "Medium Scan", "Compare","Copy Verify", "Write Buffer", "Read Buffer",
/* 3d-3f */ "Update Block", "Read Long",  "Write Long",
};


static const char *group_2_commands[] = {
/* 40-41 */ "Change Definition", "Write Same", 
/* 42-48 */ "Read Sub-Ch(cd)", "Read TOC", "Read Header(cd)", "Play Audio(cd)", unknown, "Play Audio MSF(cd)", "Play Audio Track/Index(cd)", 
/* 49-4f */ "Play Track Relative(10)(cd)", unknown, "Pause/Resume(cd)", "Log Select", "Log Sense", unknown, unknown,
/* 50-55 */ unknown, unknown, unknown, unknown, unknown, "Mode Select (10)",
/* 56-5b */ unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown,
/* 5c-5f */ unknown, unknown, unknown,
};

#define group(opcode) (((opcode) >> 5) & 7)

#define RESERVED_GROUP  0
#define VENDOR_GROUP    1
#define NOTEXT_GROUP    2

static const char **commands[] = {
    group_0_commands, group_1_commands, group_2_commands, 
    (const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP, 
    (const char **) NOTEXT_GROUP, (const char **) VENDOR_GROUP, 
    (const char **) VENDOR_GROUP
};

static const char reserved[] = "RESERVED";
static const char vendor[] = "VENDOR SPECIFIC";

static void print_opcodek(unsigned char opcode)
{
	const char **table = commands[ group(opcode) ];

	switch ((unsigned long) table) {
	case RESERVED_GROUP:
		printk("%s[%02x] ", reserved, opcode); 
		break;
	case NOTEXT_GROUP:
		printk("%s(notext)[%02x] ", unknown, opcode); 
		break;
	case VENDOR_GROUP:
		printk("%s[%02x] ", vendor, opcode); 
		break;
	default:
		if (table[opcode & 0x1f] != unknown)
			printk("%s[%02x] ", table[opcode & 0x1f], opcode);
		else
			printk("%s[%02x] ", unknown, opcode);
		break;
	}
}

static void print_commandk (unsigned char *command)
{
	int i, s;
	printk(KERN_DEBUG);
	print_opcodek(command[0]);
	/*printk(KERN_DEBUG "%s ", __func__);*/
	if ((command[0] >> 5) == 6 ||
	    (command[0] >> 5) == 7 ) {
		s = 12; /* vender specific */
	} else {
		s = COMMAND_SIZE(command[0]);
	}
	for ( i = 1; i < s; ++i) {
		printk("%02x ", command[i]);
	}

	switch (s) {
	case 6:
		printk("LBA=%d len=%d",
		       (((unsigned int)command[1] & 0x0f) << 16) |
		       ( (unsigned int)command[2]         <<  8) |
		       ( (unsigned int)command[3]              ),
		       (unsigned int)command[4]
			);
		break;
	case 10:
		printk("LBA=%d len=%d",
		       ((unsigned int)command[2] << 24) |
		       ((unsigned int)command[3] << 16) |
		       ((unsigned int)command[4] <<  8) |
		       ((unsigned int)command[5]      ),
		       ((unsigned int)command[7] <<  8) |
		       ((unsigned int)command[8]      )
		       );
		break;
	case 12:
		printk("LBA=%d len=%d",
		       ((unsigned int)command[2] << 24) |
		       ((unsigned int)command[3] << 16) |
		       ((unsigned int)command[4] <<  8) |
		       ((unsigned int)command[5]      ),
		       ((unsigned int)command[6] << 24) |
		       ((unsigned int)command[7] << 16) |
		       ((unsigned int)command[8] <<  8) |
		       ((unsigned int)command[9]      )
		       );
		break;
	default:
		break;
	}
	printk("\n");
}

static void show_command(struct scsi_cmnd *SCpnt)
{
	print_commandk(SCpnt->cmnd);
}

static void show_phase(struct scsi_cmnd *SCpnt)
{
	int i = SCpnt->SCp.phase;

	char *ph[] = {
		"PH_UNDETERMINED",
		"PH_ARBSTART",
		"PH_SELSTART",
		"PH_SELECTED",
		"PH_COMMAND",
		"PH_DATA",
		"PH_STATUS",
		"PH_MSG_IN",
		"PH_MSG_OUT",
		"PH_DISCONNECT",
		"PH_RESELECT"
	};

	if ( i < PH_UNDETERMINED || i > PH_RESELECT ) {
		printk(KERN_DEBUG "scsi phase: unknown(%d)\n", i);
		return;
	}

	printk(KERN_DEBUG "scsi phase: %s\n", ph[i]);

	return;
}

static void show_busphase(unsigned char stat)
{
	switch(stat) {
	case BUSPHASE_COMMAND:
		printk(KERN_DEBUG "BUSPHASE_COMMAND\n");
		break;
	case BUSPHASE_MESSAGE_IN:
		printk(KERN_DEBUG "BUSPHASE_MESSAGE_IN\n");
		break;
	case BUSPHASE_MESSAGE_OUT:
		printk(KERN_DEBUG "BUSPHASE_MESSAGE_OUT\n");
		break;
	case BUSPHASE_DATA_IN:
		printk(KERN_DEBUG "BUSPHASE_DATA_IN\n");
		break;
	case BUSPHASE_DATA_OUT:
		printk(KERN_DEBUG "BUSPHASE_DATA_OUT\n");
		break;
	case BUSPHASE_STATUS:
		printk(KERN_DEBUG "BUSPHASE_STATUS\n");
		break;
	case BUSPHASE_SELECT:
		printk(KERN_DEBUG "BUSPHASE_SELECT\n");
		break;
	default:
		printk(KERN_DEBUG "BUSPHASE_other\n");
		break;
	}
}

static void show_message(nsp_hw_data *data)
{
	int i;

	printk(KERN_DEBUG "msg:");
	for(i=0; i < data->MsgLen; i++) {
		printk(" %02x", data->MsgBuffer[i]);
	}
	printk("\n");
}

/* end */