commit 9c8699290b9cec2ad36d8a9b9a3b441887961aaf
author Gerd Hoffmann <kraxel@redhat.com> Thu Jul 14 16:24:05 2011 +0200
committer Kevin O'Connor <kevin@koconnor.net> Sun Jul 24 23:28:57 2011 -0400
tree 3f8870456863312486bf2bf7e5d534dc1516b5e4
parent e104119d4c0ba53fb08fd72489e7577e3ec6d1c8

ahci: bootprio support

Wind up bootprio support in the ahci driver so boot device ordering
works for ahci disks too.  No extra work needed on qemu side.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

src/ahci.c

diff --git a/src/ahci.c b/src/ahci.c
index 1f119bb..99bd0bb 100644
--- a/src/ahci.c
+++ b/src/ahci.c
@@ -541,7 +541,8 @@
         dprintf(1, "%s\n", desc);
 
         // Register with bcv system.
-        boot_add_hd(&port->drive, desc, -1);
+        int prio = bootprio_find_ata_device(ctrl->pci_tmp, pnr, 0);
+        boot_add_hd(&port->drive, desc, prio);
     } else {
         // found cdrom (atapi)
         port->drive.blksize = CDROM_SECTOR_SIZE;
@@ -556,8 +557,10 @@
         dprintf(1, "%s\n", desc);
 
         // fill cdidmap
-        if (iscd)
-            boot_add_cd(&port->drive, desc, -1);
+        if (iscd) {
+            int prio = bootprio_find_ata_device(ctrl->pci_tmp, pnr, 0);
+            boot_add_cd(&port->drive, desc, prio);
+        }
     }
     return 0;
 }
@@ -590,9 +593,10 @@
 
 // Initialize an ata controller and detect its drives.
 static void
-ahci_init_controller(int bdf)
+ahci_init_controller(struct pci_device *pci)
 {
     struct ahci_ctrl_s *ctrl = malloc_fseg(sizeof(*ctrl));
+    u16 bdf = pci->bdf;
     u32 val;
 
     if (!ctrl) {
@@ -606,6 +610,7 @@
         return;
     }
 
+    ctrl->pci_tmp = pci;
     ctrl->pci_bdf = bdf;
     ctrl->iobase = pci_config_readl(bdf, PCI_BASE_ADDRESS_5);
     ctrl->irq = pci_config_readb(bdf, PCI_INTERRUPT_LINE);
@@ -637,7 +642,7 @@
             continue;
         if (pci->prog_if != 1 /* AHCI rev 1 */)
             continue;
-        ahci_init_controller(pci->bdf);
+        ahci_init_controller(pci);
     }
 }
 

src/ahci.h

diff --git a/src/ahci.h b/src/ahci.h
index 0e13e00..98ade63 100644
--- a/src/ahci.h
+++ b/src/ahci.h
@@ -26,7 +26,8 @@
 };
 
 struct ahci_ctrl_s {
-    int pci_bdf;
+    struct pci_device *pci_tmp;
+    u16 pci_bdf;
     u8  irq;
     u32 iobase;
     u32 caps;