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authorDavid Somayajulu <david.somayajulu@qlogic.com>2006-09-19 13:28:00 -0400
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-10-04 14:34:04 -0400
commitafaf5a2d341d33b66b47c2716a263ce593460a08 (patch)
tree70aeac2f11cc644114eead55fa003be8288666f0 /drivers/scsi/qla4xxx/ql4_dbg.c
parented542bed126caeefc6546b276e4af852d4d34f33 (diff)
[SCSI] Initial Commit of qla4xxx
open-iSCSI driver for Qlogic Corporation's iSCSI HBAs Signed-off-by: Ravi Anand <ravi.anand@qlogic.com> Signed-off-by: David Somayajulu <david.somayajulu@qlogic.com> Signed-off-by: Doug Maxey <dwm@bubba.enoyolf.org> Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_dbg.c')
-rw-r--r--drivers/scsi/qla4xxx/ql4_dbg.c197
1 files changed, 197 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_dbg.c b/drivers/scsi/qla4xxx/ql4_dbg.c
new file mode 100644
index 000000000000..752031fadfef
--- /dev/null
+++ b/drivers/scsi/qla4xxx/ql4_dbg.c
@@ -0,0 +1,197 @@
1/*
2 * QLogic iSCSI HBA Driver
3 * Copyright (c) 2003-2006 QLogic Corporation
4 *
5 * See LICENSE.qla4xxx for copyright and licensing details.
6 */
7
8#include "ql4_def.h"
9#include <scsi/scsi_dbg.h>
10
11static void qla4xxx_print_srb_info(struct srb * srb)
12{
13 printk("%s: srb = 0x%p, flags=0x%02x\n", __func__, srb, srb->flags);
14 printk("%s: cmd = 0x%p, saved_dma_handle = 0x%lx\n",
15 __func__, srb->cmd, (unsigned long) srb->dma_handle);
16 printk("%s: fw_ddb_index = %d, lun = %d\n",
17 __func__, srb->fw_ddb_index, srb->cmd->device->lun);
18 printk("%s: iocb_tov = %d\n",
19 __func__, srb->iocb_tov);
20 printk("%s: cc_stat = 0x%x, r_start = 0x%lx, u_start = 0x%lx\n\n",
21 __func__, srb->cc_stat, srb->r_start, srb->u_start);
22}
23
24void qla4xxx_print_scsi_cmd(struct scsi_cmnd *cmd)
25{
26 printk("SCSI Command = 0x%p, Handle=0x%p\n", cmd, cmd->host_scribble);
27 printk(" b=%d, t=%02xh, l=%02xh, cmd_len = %02xh\n",
28 cmd->device->channel, cmd->device->id, cmd->device->lun,
29 cmd->cmd_len);
30 scsi_print_command(cmd);
31 printk(" seg_cnt = %d\n", cmd->use_sg);
32 printk(" request buffer = 0x%p, request buffer len = 0x%x\n",
33 cmd->request_buffer, cmd->request_bufflen);
34 if (cmd->use_sg) {
35 struct scatterlist *sg;
36 sg = (struct scatterlist *)cmd->request_buffer;
37 printk(" SG buffer: \n");
38 qla4xxx_dump_buffer((caddr_t) sg,
39 (cmd->use_sg * sizeof(*sg)));
40 }
41 printk(" tag = %d, transfersize = 0x%x \n", cmd->tag,
42 cmd->transfersize);
43 printk(" Pid = %d, SP = 0x%p\n", (int)cmd->pid, cmd->SCp.ptr);
44 printk(" underflow size = 0x%x, direction=0x%x\n", cmd->underflow,
45 cmd->sc_data_direction);
46 printk(" Current time (jiffies) = 0x%lx, "
47 "timeout expires = 0x%lx\n", jiffies, cmd->eh_timeout.expires);
48 qla4xxx_print_srb_info((struct srb *) cmd->SCp.ptr);
49}
50
51void __dump_registers(struct scsi_qla_host *ha)
52{
53 uint8_t i;
54 for (i = 0; i < MBOX_REG_COUNT; i++) {
55 printk(KERN_INFO "0x%02X mailbox[%d] = 0x%08X\n",
56 (uint8_t) offsetof(struct isp_reg, mailbox[i]), i,
57 readw(&ha->reg->mailbox[i]));
58 }
59 printk(KERN_INFO "0x%02X flash_address = 0x%08X\n",
60 (uint8_t) offsetof(struct isp_reg, flash_address),
61 readw(&ha->reg->flash_address));
62 printk(KERN_INFO "0x%02X flash_data = 0x%08X\n",
63 (uint8_t) offsetof(struct isp_reg, flash_data),
64 readw(&ha->reg->flash_data));
65 printk(KERN_INFO "0x%02X ctrl_status = 0x%08X\n",
66 (uint8_t) offsetof(struct isp_reg, ctrl_status),
67 readw(&ha->reg->ctrl_status));
68 if (is_qla4010(ha)) {
69 printk(KERN_INFO "0x%02X nvram = 0x%08X\n",
70 (uint8_t) offsetof(struct isp_reg, u1.isp4010.nvram),
71 readw(&ha->reg->u1.isp4010.nvram));
72 }
73
74 else if (is_qla4022(ha)) {
75 printk(KERN_INFO "0x%02X intr_mask = 0x%08X\n",
76 (uint8_t) offsetof(struct isp_reg,
77 u1.isp4022.intr_mask),
78 readw(&ha->reg->u1.isp4022.intr_mask));
79 printk(KERN_INFO "0x%02X nvram = 0x%08X\n",
80 (uint8_t) offsetof(struct isp_reg, u1.isp4022.nvram),
81 readw(&ha->reg->u1.isp4022.nvram));
82 printk(KERN_INFO "0x%02X semaphore = 0x%08X\n",
83 (uint8_t) offsetof(struct isp_reg,
84 u1.isp4022.semaphore),
85 readw(&ha->reg->u1.isp4022.semaphore));
86 }
87 printk(KERN_INFO "0x%02X req_q_in = 0x%08X\n",
88 (uint8_t) offsetof(struct isp_reg, req_q_in),
89 readw(&ha->reg->req_q_in));
90 printk(KERN_INFO "0x%02X rsp_q_out = 0x%08X\n",
91 (uint8_t) offsetof(struct isp_reg, rsp_q_out),
92 readw(&ha->reg->rsp_q_out));
93 if (is_qla4010(ha)) {
94 printk(KERN_INFO "0x%02X ext_hw_conf = 0x%08X\n",
95 (uint8_t) offsetof(struct isp_reg,
96 u2.isp4010.ext_hw_conf),
97 readw(&ha->reg->u2.isp4010.ext_hw_conf));
98 printk(KERN_INFO "0x%02X port_ctrl = 0x%08X\n",
99 (uint8_t) offsetof(struct isp_reg,
100 u2.isp4010.port_ctrl),
101 readw(&ha->reg->u2.isp4010.port_ctrl));
102 printk(KERN_INFO "0x%02X port_status = 0x%08X\n",
103 (uint8_t) offsetof(struct isp_reg,
104 u2.isp4010.port_status),
105 readw(&ha->reg->u2.isp4010.port_status));
106 printk(KERN_INFO "0x%02X req_q_out = 0x%08X\n",
107 (uint8_t) offsetof(struct isp_reg,
108 u2.isp4010.req_q_out),
109 readw(&ha->reg->u2.isp4010.req_q_out));
110 printk(KERN_INFO "0x%02X gp_out = 0x%08X\n",
111 (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_out),
112 readw(&ha->reg->u2.isp4010.gp_out));
113 printk(KERN_INFO "0x%02X gp_in = 0x%08X\n",
114 (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_in),
115 readw(&ha->reg->u2.isp4010.gp_in));
116 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n",
117 (uint8_t) offsetof(struct isp_reg,
118 u2.isp4010.port_err_status),
119 readw(&ha->reg->u2.isp4010.port_err_status));
120 }
121
122 else if (is_qla4022(ha)) {
123 printk(KERN_INFO "Page 0 Registers:\n");
124 printk(KERN_INFO "0x%02X ext_hw_conf = 0x%08X\n",
125 (uint8_t) offsetof(struct isp_reg,
126 u2.isp4022.p0.ext_hw_conf),
127 readw(&ha->reg->u2.isp4022.p0.ext_hw_conf));
128 printk(KERN_INFO "0x%02X port_ctrl = 0x%08X\n",
129 (uint8_t) offsetof(struct isp_reg,
130 u2.isp4022.p0.port_ctrl),
131 readw(&ha->reg->u2.isp4022.p0.port_ctrl));
132 printk(KERN_INFO "0x%02X port_status = 0x%08X\n",
133 (uint8_t) offsetof(struct isp_reg,
134 u2.isp4022.p0.port_status),
135 readw(&ha->reg->u2.isp4022.p0.port_status));
136 printk(KERN_INFO "0x%02X gp_out = 0x%08X\n",
137 (uint8_t) offsetof(struct isp_reg,
138 u2.isp4022.p0.gp_out),
139 readw(&ha->reg->u2.isp4022.p0.gp_out));
140 printk(KERN_INFO "0x%02X gp_in = 0x%08X\n",
141 (uint8_t) offsetof(struct isp_reg, u2.isp4022.p0.gp_in),
142 readw(&ha->reg->u2.isp4022.p0.gp_in));
143 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n",
144 (uint8_t) offsetof(struct isp_reg,
145 u2.isp4022.p0.port_err_status),
146 readw(&ha->reg->u2.isp4022.p0.port_err_status));
147 printk(KERN_INFO "Page 1 Registers:\n");
148 writel(HOST_MEM_CFG_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
149 &ha->reg->ctrl_status);
150 printk(KERN_INFO "0x%02X req_q_out = 0x%08X\n",
151 (uint8_t) offsetof(struct isp_reg,
152 u2.isp4022.p1.req_q_out),
153 readw(&ha->reg->u2.isp4022.p1.req_q_out));
154 writel(PORT_CTRL_STAT_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
155 &ha->reg->ctrl_status);
156 }
157}
158
159void qla4xxx_dump_mbox_registers(struct scsi_qla_host *ha)
160{
161 unsigned long flags = 0;
162 int i = 0;
163 spin_lock_irqsave(&ha->hardware_lock, flags);
164 for (i = 1; i < MBOX_REG_COUNT; i++)
165 printk(KERN_INFO " Mailbox[%d] = %08x\n", i,
166 readw(&ha->reg->mailbox[i]));
167 spin_unlock_irqrestore(&ha->hardware_lock, flags);
168}
169
170void qla4xxx_dump_registers(struct scsi_qla_host *ha)
171{
172 unsigned long flags = 0;
173 spin_lock_irqsave(&ha->hardware_lock, flags);
174 __dump_registers(ha);
175 spin_unlock_irqrestore(&ha->hardware_lock, flags);
176}
177
178void qla4xxx_dump_buffer(void *b, uint32_t size)
179{
180 uint32_t cnt;
181 uint8_t *c = b;
182
183 printk(" 0 1 2 3 4 5 6 7 8 9 Ah Bh Ch Dh Eh "
184 "Fh\n");
185 printk("------------------------------------------------------------"
186 "--\n");
187 for (cnt = 0; cnt < size; cnt++, c++) {
188 printk(KERN_DEBUG "%02x", *c);
189 if (!(cnt % 16))
190 printk(KERN_DEBUG "\n");
191
192 else
193 printk(KERN_DEBUG " ");
194 }
195 if (cnt % 16)
196 printk(KERN_DEBUG "\n");
197}
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