Changeset 45710 in vbox for trunk/src/VBox/Devices

Timestamp:

Apr 24, 2013 3:35:11 PM (12 years ago)

Author:

vboxsync

Message:

BIOS: Fixed PCI routing query service.

File:

• trunk/src/VBox/Devices/PC/BIOS/pcibios.c (modified) (3 diffs)

trunk/src/VBox/Devices/PC/BIOS/pcibios.c

@@ -116 +116 @@
 typedef struct {
     pushad_regs_t   gr;
+    uint16_t        ds;
     uint16_t        es;
-    uint16_t        ds;
     iret_addr_t     ra;
 } pci_regs_t;
@@ -388 +388 @@
     case GET_IRQ_ROUTING:
         route_buf = ES :> (void *)DI;
+        BX_DEBUG_PCI("PCI: Route Buf %04X:%04X size %04X (at %04X:%04X)\n",
+                     FP_SEG(route_buf->buf_ptr), FP_OFF(route_buf->buf_ptr),
+                     route_buf->buf_size, ES, DI);
         if (pci_routing_table_size > route_buf->buf_size) {
             SET_AH(BUFFER_TOO_SMALL);
@@ -396 +399 @@
             BX = (1 << 9) | (1 << 11);
         }
+        route_buf->buf_size = pci_routing_table_size;
         break;
     default: