[SCSI] small cleanups
[linux-2.6] / drivers / scsi / pcmcia / nsp_debug.c
1 /*========================================================================
2     Debug routines for nsp_cs
3       By: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>
4
5     This software may be used and distributed according to the terms of
6     the GNU General Public License.
7 =========================================================================*/
8
9 /* $Id: nsp_debug.c,v 1.3 2003/07/26 14:21:09 elca Exp $ */
10
11 /*
12  * Show the command data of a command
13  */
14 static const char unknown[] = "UNKNOWN";
15
16 static const char * group_0_commands[] = {
17 /* 00-03 */ "Test Unit Ready", "Rezero Unit", unknown, "Request Sense",
18 /* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reasssign Blocks",
19 /* 08-0d */ "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown,
20 /* 0e-12 */ unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry",  
21 /* 13-16 */ unknown, "Recover Buffered Data", "Mode Select", "Reserve",
22 /* 17-1b */ "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit",
23 /* 1c-1d */ "Receive Diagnostic", "Send Diagnostic", 
24 /* 1e-1f */ "Prevent/Allow Medium Removal", unknown,
25 };
26
27
28 static const char *group_1_commands[] = {
29 /* 20-22 */  unknown, unknown, unknown,
30 /* 23-28 */ unknown, unknown, "Read Capacity", unknown, unknown, "Read (10)",
31 /* 29-2d */ unknown, "Write (10)", "Seek (10)", unknown, unknown,
32 /* 2e-31 */ "Write Verify","Verify", "Search High", "Search Equal",
33 /* 32-34 */ "Search Low", "Set Limits", "Prefetch or Read Position", 
34 /* 35-37 */ "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data",
35 /* 38-3c */ "Medium Scan", "Compare","Copy Verify", "Write Buffer", "Read Buffer",
36 /* 3d-3f */ "Update Block", "Read Long",  "Write Long",
37 };
38
39
40 static const char *group_2_commands[] = {
41 /* 40-41 */ "Change Definition", "Write Same", 
42 /* 42-48 */ "Read Sub-Ch(cd)", "Read TOC", "Read Header(cd)", "Play Audio(cd)", unknown, "Play Audio MSF(cd)", "Play Audio Track/Index(cd)", 
43 /* 49-4f */ "Play Track Relative(10)(cd)", unknown, "Pause/Resume(cd)", "Log Select", "Log Sense", unknown, unknown,
44 /* 50-55 */ unknown, unknown, unknown, unknown, unknown, "Mode Select (10)",
45 /* 56-5b */ unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown,
46 /* 5c-5f */ unknown, unknown, unknown,
47 };
48
49 #define group(opcode) (((opcode) >> 5) & 7)
50
51 #define RESERVED_GROUP  0
52 #define VENDOR_GROUP    1
53 #define NOTEXT_GROUP    2
54
55 static const char **commands[] = {
56     group_0_commands, group_1_commands, group_2_commands, 
57     (const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP, 
58     (const char **) NOTEXT_GROUP, (const char **) VENDOR_GROUP, 
59     (const char **) VENDOR_GROUP
60 };
61
62 static const char reserved[] = "RESERVED";
63 static const char vendor[] = "VENDOR SPECIFIC";
64
65 static void print_opcodek(unsigned char opcode)
66 {
67         const char **table = commands[ group(opcode) ];
68
69         switch ((unsigned long) table) {
70         case RESERVED_GROUP:
71                 printk("%s[%02x] ", reserved, opcode); 
72                 break;
73         case NOTEXT_GROUP:
74                 printk("%s(notext)[%02x] ", unknown, opcode); 
75                 break;
76         case VENDOR_GROUP:
77                 printk("%s[%02x] ", vendor, opcode); 
78                 break;
79         default:
80                 if (table[opcode & 0x1f] != unknown)
81                         printk("%s[%02x] ", table[opcode & 0x1f], opcode);
82                 else
83                         printk("%s[%02x] ", unknown, opcode);
84                 break;
85         }
86 }
87
88 static void print_commandk (unsigned char *command)
89 {
90         int i, s;
91         printk(KERN_DEBUG);
92         print_opcodek(command[0]);
93         /*printk(KERN_DEBUG "%s ", __FUNCTION__);*/
94         if ((command[0] >> 5) == 6 ||
95             (command[0] >> 5) == 7 ) {
96                 s = 12; /* vender specific */
97         } else {
98                 s = COMMAND_SIZE(command[0]);
99         }
100         for ( i = 1; i < s; ++i) {
101                 printk("%02x ", command[i]);
102         }
103
104         switch (s) {
105         case 6:
106                 printk("LBA=%d len=%d",
107                        (((unsigned int)command[1] & 0x0f) << 16) |
108                        ( (unsigned int)command[2]         <<  8) |
109                        ( (unsigned int)command[3]              ),
110                        (unsigned int)command[4]
111                         );
112                 break;
113         case 10:
114                 printk("LBA=%d len=%d",
115                        ((unsigned int)command[2] << 24) |
116                        ((unsigned int)command[3] << 16) |
117                        ((unsigned int)command[4] <<  8) |
118                        ((unsigned int)command[5]      ),
119                        ((unsigned int)command[7] <<  8) |
120                        ((unsigned int)command[8]      )
121                        );
122                 break;
123         case 12:
124                 printk("LBA=%d len=%d",
125                        ((unsigned int)command[2] << 24) |
126                        ((unsigned int)command[3] << 16) |
127                        ((unsigned int)command[4] <<  8) |
128                        ((unsigned int)command[5]      ),
129                        ((unsigned int)command[6] << 24) |
130                        ((unsigned int)command[7] << 16) |
131                        ((unsigned int)command[8] <<  8) |
132                        ((unsigned int)command[9]      )
133                        );
134                 break;
135         default:
136                 break;
137         }
138         printk("\n");
139 }
140
141 static void show_command(struct scsi_cmnd *SCpnt)
142 {
143         print_commandk(SCpnt->cmnd);
144 }
145
146 static void show_phase(struct scsi_cmnd *SCpnt)
147 {
148         int i = SCpnt->SCp.phase;
149
150         char *ph[] = {
151                 "PH_UNDETERMINED",
152                 "PH_ARBSTART",
153                 "PH_SELSTART",
154                 "PH_SELECTED",
155                 "PH_COMMAND",
156                 "PH_DATA",
157                 "PH_STATUS",
158                 "PH_MSG_IN",
159                 "PH_MSG_OUT",
160                 "PH_DISCONNECT",
161                 "PH_RESELECT"
162         };
163
164         if ( i < PH_UNDETERMINED || i > PH_RESELECT ) {
165                 printk(KERN_DEBUG "scsi phase: unknown(%d)\n", i);
166                 return;
167         }
168
169         printk(KERN_DEBUG "scsi phase: %s\n", ph[i]);
170
171         return;
172 }
173
174 static void show_busphase(unsigned char stat)
175 {
176         switch(stat) {
177         case BUSPHASE_COMMAND:
178                 printk(KERN_DEBUG "BUSPHASE_COMMAND\n");
179                 break;
180         case BUSPHASE_MESSAGE_IN:
181                 printk(KERN_DEBUG "BUSPHASE_MESSAGE_IN\n");
182                 break;
183         case BUSPHASE_MESSAGE_OUT:
184                 printk(KERN_DEBUG "BUSPHASE_MESSAGE_OUT\n");
185                 break;
186         case BUSPHASE_DATA_IN:
187                 printk(KERN_DEBUG "BUSPHASE_DATA_IN\n");
188                 break;
189         case BUSPHASE_DATA_OUT:
190                 printk(KERN_DEBUG "BUSPHASE_DATA_OUT\n");
191                 break;
192         case BUSPHASE_STATUS:
193                 printk(KERN_DEBUG "BUSPHASE_STATUS\n");
194                 break;
195         case BUSPHASE_SELECT:
196                 printk(KERN_DEBUG "BUSPHASE_SELECT\n");
197                 break;
198         default:
199                 printk(KERN_DEBUG "BUSPHASE_other\n");
200                 break;
201         }
202 }
203
204 static void show_message(nsp_hw_data *data)
205 {
206         int i;
207
208         printk(KERN_DEBUG "msg:");
209         for(i=0; i < data->MsgLen; i++) {
210                 printk(" %02x", data->MsgBuffer[i]);
211         }
212         printk("\n");
213 }
214
215 /* end */