drivers/scsi/qla4xxx/ql4_dbg.c

   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
  11 static 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
  24 void 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
  51 void __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) | is_qla4032(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) | is_qla4032(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
 159 void 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
 170 void 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
 178 void 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 }