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authorKaren Higgins <karen.higgins@qlogic.com>2010-10-07 01:50:21 -0400
committerJames Bottomley <James.Bottomley@suse.de>2010-10-25 15:52:03 -0400
commit91a772a4b1840fea39f0377c2cbca4cfc5be05f9 (patch)
tree6da2edca3f1578c9f2e5c62e98dd9cfe219d6344
parent6434080b127088606e03d2ecfe5ffdd797e38d63 (diff)
[SCSI] qla4xxx: dump mailbox registers on System Error
Signed-off-by: Karen Higgins <karen.higgins@qlogic.com> Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Signed-off-by: Ravi Anand <ravi.anand@qlogic.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
-rw-r--r--drivers/scsi/qla4xxx/ql4_dbg.c101
-rw-r--r--drivers/scsi/qla4xxx/ql4_glbl.h1
-rw-r--r--drivers/scsi/qla4xxx/ql4_isr.c2
3 files changed, 104 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_dbg.c b/drivers/scsi/qla4xxx/ql4_dbg.c
index cbceb0ebabf7..edcf048215dd 100644
--- a/drivers/scsi/qla4xxx/ql4_dbg.c
+++ b/drivers/scsi/qla4xxx/ql4_dbg.c
@@ -30,3 +30,104 @@ void qla4xxx_dump_buffer(void *b, uint32_t size)
30 printk(KERN_INFO "\n"); 30 printk(KERN_INFO "\n");
31} 31}
32 32
33void qla4xxx_dump_registers(struct scsi_qla_host *ha)
34{
35 uint8_t i;
36
37 if (is_qla8022(ha)) {
38 for (i = 1; i < MBOX_REG_COUNT; i++)
39 printk(KERN_INFO "mailbox[%d] = 0x%08X\n",
40 i, readl(&ha->qla4_8xxx_reg->mailbox_in[i]));
41 return;
42 }
43
44 for (i = 0; i < MBOX_REG_COUNT; i++) {
45 printk(KERN_INFO "0x%02X mailbox[%d] = 0x%08X\n",
46 (uint8_t) offsetof(struct isp_reg, mailbox[i]), i,
47 readw(&ha->reg->mailbox[i]));
48 }
49
50 printk(KERN_INFO "0x%02X flash_address = 0x%08X\n",
51 (uint8_t) offsetof(struct isp_reg, flash_address),
52 readw(&ha->reg->flash_address));
53 printk(KERN_INFO "0x%02X flash_data = 0x%08X\n",
54 (uint8_t) offsetof(struct isp_reg, flash_data),
55 readw(&ha->reg->flash_data));
56 printk(KERN_INFO "0x%02X ctrl_status = 0x%08X\n",
57 (uint8_t) offsetof(struct isp_reg, ctrl_status),
58 readw(&ha->reg->ctrl_status));
59
60 if (is_qla4010(ha)) {
61 printk(KERN_INFO "0x%02X nvram = 0x%08X\n",
62 (uint8_t) offsetof(struct isp_reg, u1.isp4010.nvram),
63 readw(&ha->reg->u1.isp4010.nvram));
64 } else if (is_qla4022(ha) | is_qla4032(ha)) {
65 printk(KERN_INFO "0x%02X intr_mask = 0x%08X\n",
66 (uint8_t) offsetof(struct isp_reg, u1.isp4022.intr_mask),
67 readw(&ha->reg->u1.isp4022.intr_mask));
68 printk(KERN_INFO "0x%02X nvram = 0x%08X\n",
69 (uint8_t) offsetof(struct isp_reg, u1.isp4022.nvram),
70 readw(&ha->reg->u1.isp4022.nvram));
71 printk(KERN_INFO "0x%02X semaphore = 0x%08X\n",
72 (uint8_t) offsetof(struct isp_reg, u1.isp4022.semaphore),
73 readw(&ha->reg->u1.isp4022.semaphore));
74 }
75 printk(KERN_INFO "0x%02X req_q_in = 0x%08X\n",
76 (uint8_t) offsetof(struct isp_reg, req_q_in),
77 readw(&ha->reg->req_q_in));
78 printk(KERN_INFO "0x%02X rsp_q_out = 0x%08X\n",
79 (uint8_t) offsetof(struct isp_reg, rsp_q_out),
80 readw(&ha->reg->rsp_q_out));
81
82 if (is_qla4010(ha)) {
83 printk(KERN_INFO "0x%02X ext_hw_conf = 0x%08X\n",
84 (uint8_t) offsetof(struct isp_reg, u2.isp4010.ext_hw_conf),
85 readw(&ha->reg->u2.isp4010.ext_hw_conf));
86 printk(KERN_INFO "0x%02X port_ctrl = 0x%08X\n",
87 (uint8_t) offsetof(struct isp_reg, u2.isp4010.port_ctrl),
88 readw(&ha->reg->u2.isp4010.port_ctrl));
89 printk(KERN_INFO "0x%02X port_status = 0x%08X\n",
90 (uint8_t) offsetof(struct isp_reg, u2.isp4010.port_status),
91 readw(&ha->reg->u2.isp4010.port_status));
92 printk(KERN_INFO "0x%02X req_q_out = 0x%08X\n",
93 (uint8_t) offsetof(struct isp_reg, u2.isp4010.req_q_out),
94 readw(&ha->reg->u2.isp4010.req_q_out));
95 printk(KERN_INFO "0x%02X gp_out = 0x%08X\n",
96 (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_out),
97 readw(&ha->reg->u2.isp4010.gp_out));
98 printk(KERN_INFO "0x%02X gp_in = 0x%08X\n",
99 (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_in),
100 readw(&ha->reg->u2.isp4010.gp_in));
101 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n", (uint8_t)
102 offsetof(struct isp_reg, u2.isp4010.port_err_status),
103 readw(&ha->reg->u2.isp4010.port_err_status));
104 } else if (is_qla4022(ha) | is_qla4032(ha)) {
105 printk(KERN_INFO "Page 0 Registers:\n");
106 printk(KERN_INFO "0x%02X ext_hw_conf = 0x%08X\n", (uint8_t)
107 offsetof(struct isp_reg, u2.isp4022.p0.ext_hw_conf),
108 readw(&ha->reg->u2.isp4022.p0.ext_hw_conf));
109 printk(KERN_INFO "0x%02X port_ctrl = 0x%08X\n", (uint8_t)
110 offsetof(struct isp_reg, u2.isp4022.p0.port_ctrl),
111 readw(&ha->reg->u2.isp4022.p0.port_ctrl));
112 printk(KERN_INFO "0x%02X port_status = 0x%08X\n", (uint8_t)
113 offsetof(struct isp_reg, u2.isp4022.p0.port_status),
114 readw(&ha->reg->u2.isp4022.p0.port_status));
115 printk(KERN_INFO "0x%02X gp_out = 0x%08X\n",
116 (uint8_t) offsetof(struct isp_reg, u2.isp4022.p0.gp_out),
117 readw(&ha->reg->u2.isp4022.p0.gp_out));
118 printk(KERN_INFO "0x%02X gp_in = 0x%08X\n",
119 (uint8_t) offsetof(struct isp_reg, u2.isp4022.p0.gp_in),
120 readw(&ha->reg->u2.isp4022.p0.gp_in));
121 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n", (uint8_t)
122 offsetof(struct isp_reg, u2.isp4022.p0.port_err_status),
123 readw(&ha->reg->u2.isp4022.p0.port_err_status));
124 printk(KERN_INFO "Page 1 Registers:\n");
125 writel(HOST_MEM_CFG_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
126 &ha->reg->ctrl_status);
127 printk(KERN_INFO "0x%02X req_q_out = 0x%08X\n",
128 (uint8_t) offsetof(struct isp_reg, u2.isp4022.p1.req_q_out),
129 readw(&ha->reg->u2.isp4022.p1.req_q_out));
130 writel(PORT_CTRL_STAT_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
131 &ha->reg->ctrl_status);
132 }
133}
diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h
index 95a26fb1626c..6575a47501e5 100644
--- a/drivers/scsi/qla4xxx/ql4_glbl.h
+++ b/drivers/scsi/qla4xxx/ql4_glbl.h
@@ -94,6 +94,7 @@ void qla4xxx_process_response_queue(struct scsi_qla_host *ha);
94void qla4xxx_wake_dpc(struct scsi_qla_host *ha); 94void qla4xxx_wake_dpc(struct scsi_qla_host *ha);
95void qla4xxx_get_conn_event_log(struct scsi_qla_host *ha); 95void qla4xxx_get_conn_event_log(struct scsi_qla_host *ha);
96void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha); 96void qla4xxx_mailbox_premature_completion(struct scsi_qla_host *ha);
97void qla4xxx_dump_registers(struct scsi_qla_host *ha);
97 98
98void qla4_8xxx_pci_config(struct scsi_qla_host *); 99void qla4_8xxx_pci_config(struct scsi_qla_host *);
99int qla4_8xxx_iospace_config(struct scsi_qla_host *ha); 100int qla4_8xxx_iospace_config(struct scsi_qla_host *ha);
diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c
index a5fa65562303..7c33fd5943d5 100644
--- a/drivers/scsi/qla4xxx/ql4_isr.c
+++ b/drivers/scsi/qla4xxx/ql4_isr.c
@@ -487,6 +487,8 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
487 case MBOX_ASTS_SYSTEM_ERROR: 487 case MBOX_ASTS_SYSTEM_ERROR:
488 /* Log Mailbox registers */ 488 /* Log Mailbox registers */
489 ql4_printk(KERN_INFO, ha, "%s: System Err\n", __func__); 489 ql4_printk(KERN_INFO, ha, "%s: System Err\n", __func__);
490 qla4xxx_dump_registers(ha);
491
490 if (ql4xdontresethba) { 492 if (ql4xdontresethba) {
491 DEBUG2(printk("scsi%ld: %s:Don't Reset HBA\n", 493 DEBUG2(printk("scsi%ld: %s:Don't Reset HBA\n",
492 ha->host_no, __func__)); 494 ha->host_no, __func__));