Author: mav
Date: Thu Sep 11 22:40:11 2014
New Revision: 271443
URL: http://svnweb.freebsd.org/changeset/base/271443

Log:
  Add support for Extended INQUIRY Data (0x86) VPD page.

Modified:
  head/sys/cam/ctl/ctl.c
  head/sys/cam/scsi/scsi_all.h

Modified: head/sys/cam/ctl/ctl.c
==============================================================================
--- head/sys/cam/ctl/ctl.c      Thu Sep 11 22:39:27 2014        (r271442)
+++ head/sys/cam/ctl/ctl.c      Thu Sep 11 22:40:11 2014        (r271443)
@@ -320,11 +320,11 @@ SYSCTL_INT(_kern_cam_ctl, OID_AUTO, verb
 
 /*
  * Supported pages (0x00), Serial number (0x80), Device ID (0x83),
- * Mode Page Policy (0x87),
+ * Extended INQUIRY Data (0x86), Mode Page Policy (0x87),
  * SCSI Ports (0x88), Third-party Copy (0x8F), Block limits (0xB0),
  * Block Device Characteristics (0xB1) and Logical Block Provisioning (0xB2)
  */
-#define SCSI_EVPD_NUM_SUPPORTED_PAGES  9
+#define SCSI_EVPD_NUM_SUPPORTED_PAGES  10
 
 static void ctl_isc_event_handler(ctl_ha_channel chanel, ctl_ha_event event,
                                  int param);
@@ -380,6 +380,7 @@ static void ctl_hndl_per_res_out_on_othe
 static int ctl_inquiry_evpd_supported(struct ctl_scsiio *ctsio, int alloc_len);
 static int ctl_inquiry_evpd_serial(struct ctl_scsiio *ctsio, int alloc_len);
 static int ctl_inquiry_evpd_devid(struct ctl_scsiio *ctsio, int alloc_len);
+static int ctl_inquiry_evpd_eid(struct ctl_scsiio *ctsio, int alloc_len);
 static int ctl_inquiry_evpd_mpp(struct ctl_scsiio *ctsio, int alloc_len);
 static int ctl_inquiry_evpd_scsi_ports(struct ctl_scsiio *ctsio,
                                         int alloc_len);
@@ -9838,18 +9839,20 @@ ctl_inquiry_evpd_supported(struct ctl_sc
        pages->page_list[1] = SVPD_UNIT_SERIAL_NUMBER;
        /* Device Identification */
        pages->page_list[2] = SVPD_DEVICE_ID;
+       /* Extended INQUIRY Data */
+       pages->page_list[3] = SVPD_EXTENDED_INQUIRY_DATA;
        /* Mode Page Policy */
-       pages->page_list[3] = SVPD_MODE_PAGE_POLICY;
+       pages->page_list[4] = SVPD_MODE_PAGE_POLICY;
        /* SCSI Ports */
-       pages->page_list[4] = SVPD_SCSI_PORTS;
+       pages->page_list[5] = SVPD_SCSI_PORTS;
        /* Third-party Copy */
-       pages->page_list[5] = SVPD_SCSI_TPC;
+       pages->page_list[6] = SVPD_SCSI_TPC;
        /* Block limits */
-       pages->page_list[6] = SVPD_BLOCK_LIMITS;
+       pages->page_list[7] = SVPD_BLOCK_LIMITS;
        /* Block Device Characteristics */
-       pages->page_list[7] = SVPD_BDC;
+       pages->page_list[8] = SVPD_BDC;
        /* Logical Block Provisioning */
-       pages->page_list[8] = SVPD_LBP;
+       pages->page_list[9] = SVPD_LBP;
 
        ctsio->scsi_status = SCSI_STATUS_OK;
 
@@ -9918,6 +9921,57 @@ ctl_inquiry_evpd_serial(struct ctl_scsii
 
 
 static int
+ctl_inquiry_evpd_eid(struct ctl_scsiio *ctsio, int alloc_len)
+{
+       struct scsi_vpd_extended_inquiry_data *eid_ptr;
+       struct ctl_lun *lun;
+       int data_len;
+
+       lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr;
+
+       data_len = sizeof(struct scsi_vpd_mode_page_policy) +
+           sizeof(struct scsi_vpd_mode_page_policy_descr);
+
+       ctsio->kern_data_ptr = malloc(data_len, M_CTL, M_WAITOK | M_ZERO);
+       eid_ptr = (struct scsi_vpd_extended_inquiry_data *)ctsio->kern_data_ptr;
+       ctsio->kern_sg_entries = 0;
+
+       if (data_len < alloc_len) {
+               ctsio->residual = alloc_len - data_len;
+               ctsio->kern_data_len = data_len;
+               ctsio->kern_total_len = data_len;
+       } else {
+               ctsio->residual = 0;
+               ctsio->kern_data_len = alloc_len;
+               ctsio->kern_total_len = alloc_len;
+       }
+       ctsio->kern_data_resid = 0;
+       ctsio->kern_rel_offset = 0;
+       ctsio->kern_sg_entries = 0;
+
+       /*
+        * The control device is always connected.  The disk device, on the
+        * other hand, may not be online all the time.
+        */
+       if (lun != NULL)
+               eid_ptr->device = (SID_QUAL_LU_CONNECTED << 5) |
+                                    lun->be_lun->lun_type;
+       else
+               eid_ptr->device = (SID_QUAL_LU_OFFLINE << 5) | T_DIRECT;
+       eid_ptr->page_code = SVPD_EXTENDED_INQUIRY_DATA;
+       eid_ptr->page_length = data_len - 4;
+       eid_ptr->flags2 = SVPD_EID_HEADSUP | SVPD_EID_ORDSUP | SVPD_EID_SIMPSUP;
+       eid_ptr->flags3 = SVPD_EID_V_SUP;
+
+       ctsio->scsi_status = SCSI_STATUS_OK;
+       ctsio->io_hdr.flags |= CTL_FLAG_ALLOCATED;
+       ctsio->be_move_done = ctl_config_move_done;
+       ctl_datamove((union ctl_io *)ctsio);
+
+       return (CTL_RETVAL_COMPLETE);
+}
+
+static int
 ctl_inquiry_evpd_mpp(struct ctl_scsiio *ctsio, int alloc_len)
 {
        struct scsi_vpd_mode_page_policy *mpp_ptr;
@@ -10399,6 +10453,9 @@ ctl_inquiry_evpd(struct ctl_scsiio *ctsi
        case SVPD_DEVICE_ID:
                retval = ctl_inquiry_evpd_devid(ctsio, alloc_len);
                break;
+       case SVPD_EXTENDED_INQUIRY_DATA:
+               retval = ctl_inquiry_evpd_eid(ctsio, alloc_len);
+               break;
        case SVPD_MODE_PAGE_POLICY:
                retval = ctl_inquiry_evpd_mpp(ctsio, alloc_len);
                break;

Modified: head/sys/cam/scsi/scsi_all.h
==============================================================================
--- head/sys/cam/scsi/scsi_all.h        Thu Sep 11 22:39:27 2014        
(r271442)
+++ head/sys/cam/scsi/scsi_all.h        Thu Sep 11 22:40:11 2014        
(r271443)
@@ -2110,6 +2110,55 @@ struct scsi_service_action_in
        uint8_t control;
 };
 
+struct scsi_vpd_extended_inquiry_data
+{
+       uint8_t device;
+       uint8_t page_code;
+#define        SVPD_EXTENDED_INQUIRY_DATA      0x86
+       uint8_t reserved;
+       uint8_t page_length;
+       uint8_t flags1;
+#define        SVPD_EID_AM             0xC0
+#define        SVPD_EID_SPT            0x38
+#define        SVPD_EID_SPT_1          0x00
+#define        SVPD_EID_SPT_12         0x08
+#define        SVPD_EID_SPT_2          0x10
+#define        SVPD_EID_SPT_13         0x18
+#define        SVPD_EID_SPT_3          0x20
+#define        SVPD_EID_SPT_23         0x28
+#define        SVPD_EID_SPT_123        0x38
+#define        SVPD_EID_GRD_CHK        0x04
+#define        SVPD_EID_APP_CHK        0x02
+#define        SVPD_EID_REF_CHK        0x01
+       uint8_t flags2;
+#define        SVPD_EID_UASK_SUP       0x20
+#define        SVPD_EID_GROUP_SUP      0x10
+#define        SVPD_EID_PRIOR_SUP      0x08
+#define        SVPD_EID_HEADSUP        0x04
+#define        SVPD_EID_ORDSUP         0x02
+#define        SVPD_EID_SIMPSUP        0x01
+       uint8_t flags3;
+#define        SVPD_EID_WU_SUP         0x08
+#define        SVPD_EID_CRD_SUP        0x04
+#define        SVPD_EID_NV_SUP         0x02
+#define        SVPD_EID_V_SUP          0x01
+       uint8_t flags4;
+#define        SVPD_EID_P_I_I_SUP      0x10
+#define        SVPD_EID_LUICLT         0x01
+       uint8_t flags5;
+#define        SVPD_EID_R_SUP          0x10
+#define        SVPD_EID_CBCS           0x01
+       uint8_t flags6;
+#define        SVPD_EID_MULTI_I_T_FW   0x0F
+       uint8_t est[2];
+       uint8_t flags7;
+#define        SVPD_EID_POA_SUP        0x80
+#define        SVPD_EID_HRA_SUP        0x80
+#define        SVPD_EID_VSA_SUP        0x80
+       uint8_t max_sense_length;
+       uint8_t reserved2[50];
+};
+
 struct scsi_vpd_mode_page_policy_descr
 {
        uint8_t page_code;
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