[Qemu-devel] [PATCH] boot: fix path pattern of scsi device

[Amos Kong <akong@redhat.com>]

bootindex parameter of scsi device doesn't work, it causes
by wrong pattern in seabios.

qemu passes the following firmware dev_path to seabios:
 /pci@i0cf8/scsi@4/virtio-scsi-device/channel@0/disk@0,0

Signed-off-by: Amos Kong <akong@redhat.com>
---
 src/boot.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/boot.c b/src/boot.c
index c308602..cd9d784 100644
--- a/src/boot.c
+++ b/src/boot.c
@@ -138,10 +138,11 @@ int bootprio_find_scsi_device(struct pci_device *pci, int target, int lun)
     if (!pci)
         // support only pci machine for now
         return -1;
-    // Find scsi drive - for example: /pci@i0cf8/scsi@5/channel@0/disk@1,0
+    /* Find scsi drive - for example:
+       /pci@i0cf8/scsi@5/virtio-scsi-device/channel@0/disk@1,0 */
     char desc[256], *p;
     p = build_pci_path(desc, sizeof(desc), "*", pci);
-    snprintf(p, desc+sizeof(desc)-p, "/*@0/*@%d,%d", target, lun);
+    snprintf(p, desc+sizeof(desc)-p, "/*/*@0/*@%d,%d", target, lun);
     return find_prio(desc);
 }
 
-- 
1.8.1.4