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1da177e4 LT |
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", | |
70f23fd6 | 18 | /* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reassign Blocks", |
1da177e4 LT |
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]); | |
cadbd4a5 | 93 | /*printk(KERN_DEBUG "%s ", __func__);*/ |
1da177e4 LT |
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 | ||
0fc82d5e | 141 | static void show_command(struct scsi_cmnd *SCpnt) |
1da177e4 LT |
142 | { |
143 | print_commandk(SCpnt->cmnd); | |
144 | } | |
145 | ||
0fc82d5e | 146 | static void show_phase(struct scsi_cmnd *SCpnt) |
1da177e4 LT |
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 */ |