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 #if 0
  12
  13 static void qla4xxx_print_srb_info(struct srb * srb)
  14 {
  15         printk("%s: srb = 0x%p, flags=0x%02x\n", __func__, srb, srb->flags);
  16         printk("%s: cmd = 0x%p, saved_dma_handle = 0x%lx\n",
  17                __func__, srb->cmd, (unsigned long) srb->dma_handle);
  18         printk("%s: fw_ddb_index = %d, lun = %d\n",
  19                __func__, srb->fw_ddb_index, srb->cmd->device->lun);
  20         printk("%s: iocb_tov = %d\n",
  21                __func__, srb->iocb_tov);
  22         printk("%s: cc_stat = 0x%x, r_start = 0x%lx, u_start = 0x%lx\n\n",
  23                __func__, srb->cc_stat, srb->r_start, srb->u_start);
  24 }
  25
  26 void qla4xxx_print_scsi_cmd(struct scsi_cmnd *cmd)
  27 {
  28         printk("SCSI Command = 0x%p, Handle=0x%p\n", cmd, cmd->host_scribble);
  29         printk("  b=%d, t=%02xh, l=%02xh, cmd_len = %02xh\n",
  30                cmd->device->channel, cmd->device->id, cmd->device->lun,
  31                cmd->cmd_len);
  32         scsi_print_command(cmd);
  33         printk("  seg_cnt = %d\n", cmd->use_sg);
  34         printk("  request buffer = 0x%p, request buffer len = 0x%x\n",
  35                cmd->request_buffer, cmd->request_bufflen);
  36         if (cmd->use_sg) {
  37                 struct scatterlist *sg;
  38                 sg = (struct scatterlist *)cmd->request_buffer;
  39                 printk("  SG buffer: \n");
  40                 qla4xxx_dump_buffer((caddr_t) sg,
  41                                     (cmd->use_sg * sizeof(*sg)));
  42         }
  43         printk("  tag = %d, transfersize = 0x%x \n", cmd->tag,
  44                cmd->transfersize);
  45         printk("  Pid = %d, SP = 0x%p\n", (int)cmd->pid, cmd->SCp.ptr);
  46         printk("  underflow size = 0x%x, direction=0x%x\n", cmd->underflow,
  47                cmd->sc_data_direction);
  48         printk("  Current time (jiffies) = 0x%lx, "
  49                "timeout expires = 0x%lx\n", jiffies, cmd->eh_timeout.expires);
  50         qla4xxx_print_srb_info((struct srb *) cmd->SCp.ptr);
  51 }
  52
  53 void __dump_registers(struct scsi_qla_host *ha)
  54 {
  55         uint8_t i;
  56         for (i = 0; i < MBOX_REG_COUNT; i++) {
  57                 printk(KERN_INFO "0x%02X mailbox[%d]      = 0x%08X\n",
  58                        (uint8_t) offsetof(struct isp_reg, mailbox[i]), i,
  59                        readw(&ha->reg->mailbox[i]));
  60         }
  61         printk(KERN_INFO "0x%02X flash_address   = 0x%08X\n",
  62                (uint8_t) offsetof(struct isp_reg, flash_address),
  63                readw(&ha->reg->flash_address));
  64         printk(KERN_INFO "0x%02X flash_data      = 0x%08X\n",
  65                (uint8_t) offsetof(struct isp_reg, flash_data),
  66                readw(&ha->reg->flash_data));
  67         printk(KERN_INFO "0x%02X ctrl_status     = 0x%08X\n",
  68                (uint8_t) offsetof(struct isp_reg, ctrl_status),
  69                readw(&ha->reg->ctrl_status));
  70         if (is_qla4010(ha)) {
  71                 printk(KERN_INFO "0x%02X nvram           = 0x%08X\n",
  72                        (uint8_t) offsetof(struct isp_reg, u1.isp4010.nvram),
  73                        readw(&ha->reg->u1.isp4010.nvram));
  74         }
  75
  76         else if (is_qla4022(ha) | is_qla4032(ha)) {
  77                 printk(KERN_INFO "0x%02X intr_mask       = 0x%08X\n",
  78                        (uint8_t) offsetof(struct isp_reg,
  79                                           u1.isp4022.intr_mask),
  80                        readw(&ha->reg->u1.isp4022.intr_mask));
  81                 printk(KERN_INFO "0x%02X nvram           = 0x%08X\n",
  82                        (uint8_t) offsetof(struct isp_reg, u1.isp4022.nvram),
  83                        readw(&ha->reg->u1.isp4022.nvram));
  84                 printk(KERN_INFO "0x%02X semaphore       = 0x%08X\n",
  85                        (uint8_t) offsetof(struct isp_reg,
  86                                           u1.isp4022.semaphore),
  87                        readw(&ha->reg->u1.isp4022.semaphore));
  88         }
  89         printk(KERN_INFO "0x%02X req_q_in        = 0x%08X\n",
  90                (uint8_t) offsetof(struct isp_reg, req_q_in),
  91                readw(&ha->reg->req_q_in));
  92         printk(KERN_INFO "0x%02X rsp_q_out       = 0x%08X\n",
  93                (uint8_t) offsetof(struct isp_reg, rsp_q_out),
  94                readw(&ha->reg->rsp_q_out));
  95         if (is_qla4010(ha)) {
  96                 printk(KERN_INFO "0x%02X ext_hw_conf     = 0x%08X\n",
  97                        (uint8_t) offsetof(struct isp_reg,
  98                                           u2.isp4010.ext_hw_conf),
  99                        readw(&ha->reg->u2.isp4010.ext_hw_conf));
 100                 printk(KERN_INFO "0x%02X port_ctrl       = 0x%08X\n",
 101                        (uint8_t) offsetof(struct isp_reg,
 102                                           u2.isp4010.port_ctrl),
 103                        readw(&ha->reg->u2.isp4010.port_ctrl));
 104                 printk(KERN_INFO "0x%02X port_status     = 0x%08X\n",
 105                        (uint8_t) offsetof(struct isp_reg,
 106                                           u2.isp4010.port_status),
 107                        readw(&ha->reg->u2.isp4010.port_status));
 108                 printk(KERN_INFO "0x%02X req_q_out       = 0x%08X\n",
 109                        (uint8_t) offsetof(struct isp_reg,
 110                                           u2.isp4010.req_q_out),
 111                        readw(&ha->reg->u2.isp4010.req_q_out));
 112                 printk(KERN_INFO "0x%02X gp_out          = 0x%08X\n",
 113                        (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_out),
 114                        readw(&ha->reg->u2.isp4010.gp_out));
 115                 printk(KERN_INFO "0x%02X gp_in           = 0x%08X\n",
 116                        (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_in),
 117                        readw(&ha->reg->u2.isp4010.gp_in));
 118                 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n",
 119                        (uint8_t) offsetof(struct isp_reg,
 120                                           u2.isp4010.port_err_status),
 121                        readw(&ha->reg->u2.isp4010.port_err_status));
 122         }
 123
 124         else if (is_qla4022(ha) | is_qla4032(ha)) {
 125                 printk(KERN_INFO "Page 0 Registers:\n");
 126                 printk(KERN_INFO "0x%02X ext_hw_conf     = 0x%08X\n",
 127                        (uint8_t) offsetof(struct isp_reg,
 128                                           u2.isp4022.p0.ext_hw_conf),
 129                        readw(&ha->reg->u2.isp4022.p0.ext_hw_conf));
 130                 printk(KERN_INFO "0x%02X port_ctrl       = 0x%08X\n",
 131                        (uint8_t) offsetof(struct isp_reg,
 132                                           u2.isp4022.p0.port_ctrl),
 133                        readw(&ha->reg->u2.isp4022.p0.port_ctrl));
 134                 printk(KERN_INFO "0x%02X port_status     = 0x%08X\n",
 135                        (uint8_t) offsetof(struct isp_reg,
 136                                           u2.isp4022.p0.port_status),
 137                        readw(&ha->reg->u2.isp4022.p0.port_status));
 138                 printk(KERN_INFO "0x%02X gp_out          = 0x%08X\n",
 139                        (uint8_t) offsetof(struct isp_reg,
 140                                           u2.isp4022.p0.gp_out),
 141                        readw(&ha->reg->u2.isp4022.p0.gp_out));
 142                 printk(KERN_INFO "0x%02X gp_in           = 0x%08X\n",
 143                        (uint8_t) offsetof(struct isp_reg, u2.isp4022.p0.gp_in),
 144                        readw(&ha->reg->u2.isp4022.p0.gp_in));
 145                 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n",
 146                        (uint8_t) offsetof(struct isp_reg,
 147                                           u2.isp4022.p0.port_err_status),
 148                        readw(&ha->reg->u2.isp4022.p0.port_err_status));
 149                 printk(KERN_INFO "Page 1 Registers:\n");
 150                 writel(HOST_MEM_CFG_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
 151                        &ha->reg->ctrl_status);
 152                 printk(KERN_INFO "0x%02X req_q_out       = 0x%08X\n",
 153                        (uint8_t) offsetof(struct isp_reg,
 154                                           u2.isp4022.p1.req_q_out),
 155                        readw(&ha->reg->u2.isp4022.p1.req_q_out));
 156                 writel(PORT_CTRL_STAT_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
 157                        &ha->reg->ctrl_status);
 158         }
 159 }
 160
 161 void qla4xxx_dump_mbox_registers(struct scsi_qla_host *ha)
 162 {
 163         unsigned long flags = 0;
 164         int i = 0;
 165         spin_lock_irqsave(&ha->hardware_lock, flags);
 166         for (i = 1; i < MBOX_REG_COUNT; i++)
 167                 printk(KERN_INFO "  Mailbox[%d] = %08x\n", i,
 168                        readw(&ha->reg->mailbox[i]));
 169         spin_unlock_irqrestore(&ha->hardware_lock, flags);
 170 }
 171
 172 void qla4xxx_dump_registers(struct scsi_qla_host *ha)
 173 {
 174         unsigned long flags = 0;
 175         spin_lock_irqsave(&ha->hardware_lock, flags);
 176         __dump_registers(ha);
 177         spin_unlock_irqrestore(&ha->hardware_lock, flags);
 178 }
 179
 180 void qla4xxx_dump_buffer(void *b, uint32_t size)
 181 {
 182         uint32_t cnt;
 183         uint8_t *c = b;
 184
 185         printk(" 0   1   2   3   4   5   6   7   8   9  Ah  Bh  Ch  Dh  Eh  "
 186                "Fh\n");
 187         printk("------------------------------------------------------------"
 188                "--\n");
 189         for (cnt = 0; cnt < size; cnt++, c++) {
 190                 printk(KERN_DEBUG "%02x", *c);
 191                 if (!(cnt % 16))
 192                         printk(KERN_DEBUG "\n");
 193
 194                 else
 195                         printk(KERN_DEBUG "  ");
 196         }
 197         if (cnt % 16)
 198                 printk(KERN_DEBUG "\n");
 199 }
 200
 201 #endif  /*  0  */