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authorHannes Reinecke <hare@suse.de>2014-04-16 16:44:13 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2014-04-28 13:48:41 +0200
commit34bb4d02e00e508fa9d111a6a31b45bbfecbdba5 (patch)
tree0158a41c026b07d61c3368b3f12e4d4363b987af /hw/scsi
parent6ee143a0a4f8b5c437ac327e3d694a6a0e5380ad (diff)
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megasas: Implement LD_LIST_QUERY
Newer firmware implement a LD_LIST_QUERY command, and due to a driver issue no drives might be detected if this command isn't supported. So add emulation for this command, too. Cc: qemu-stable@nongnu.org Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/scsi')
-rw-r--r--hw/scsi/megasas.c17
-rw-r--r--hw/scsi/mfi.h9
2 files changed, 26 insertions, 0 deletions
diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c
index e6e1ffd1bb..17815251f7 100644
--- a/hw/scsi/megasas.c
+++ b/hw/scsi/megasas.c
@@ -1106,6 +1106,21 @@ static int megasas_dcmd_ld_get_list(MegasasState *s, MegasasCmd *cmd)
return MFI_STAT_OK;
}
+static int megasas_dcmd_ld_list_query(MegasasState *s, MegasasCmd *cmd)
+{
+ uint16_t flags;
+
+ /* mbox0 contains flags */
+ flags = le16_to_cpu(cmd->frame->dcmd.mbox[0]);
+ trace_megasas_dcmd_ld_list_query(cmd->index, flags);
+ if (flags == MR_LD_QUERY_TYPE_ALL ||
+ flags == MR_LD_QUERY_TYPE_EXPOSED_TO_HOST) {
+ return megasas_dcmd_ld_get_list(s, cmd);
+ }
+
+ return MFI_STAT_OK;
+}
+
static int megasas_ld_get_info_submit(SCSIDevice *sdev, int lun,
MegasasCmd *cmd)
{
@@ -1409,6 +1424,8 @@ static const struct dcmd_cmd_tbl_t {
megasas_dcmd_dummy },
{ MFI_DCMD_LD_GET_LIST, "LD_GET_LIST",
megasas_dcmd_ld_get_list},
+ { MFI_DCMD_LD_LIST_QUERY, "LD_LIST_QUERY",
+ megasas_dcmd_ld_list_query },
{ MFI_DCMD_LD_GET_INFO, "LD_GET_INFO",
megasas_dcmd_ld_get_info },
{ MFI_DCMD_LD_GET_PROP, "LD_GET_PROP",
diff --git a/hw/scsi/mfi.h b/hw/scsi/mfi.h
index cd8355badf..a3034f6239 100644
--- a/hw/scsi/mfi.h
+++ b/hw/scsi/mfi.h
@@ -164,6 +164,7 @@ typedef enum {
MFI_DCMD_PD_BLINK = 0x02070100,
MFI_DCMD_PD_UNBLINK = 0x02070200,
MFI_DCMD_LD_GET_LIST = 0x03010000,
+ MFI_DCMD_LD_LIST_QUERY = 0x03010100,
MFI_DCMD_LD_GET_INFO = 0x03020000,
MFI_DCMD_LD_GET_PROP = 0x03030000,
MFI_DCMD_LD_SET_PROP = 0x03040000,
@@ -411,6 +412,14 @@ typedef enum {
MR_PD_QUERY_TYPE_EXPOSED_TO_HOST = 5, /*query for system drives */
} mfi_pd_query_type;
+typedef enum {
+ MR_LD_QUERY_TYPE_ALL = 0,
+ MR_LD_QUERY_TYPE_EXPOSED_TO_HOST = 1,
+ MR_LD_QUERY_TYPE_USED_TGT_IDS = 2,
+ MR_LD_QUERY_TYPE_CLUSTER_ACCESS = 3,
+ MR_LD_QUERY_TYPE_CLUSTER_LOCALE = 4,
+} mfi_ld_query_type;
+
/*
* Other propertities and definitions
*/