static void pci_init_w1cmask(PCIDevice *dev)
{
/*
- * Note: It's okay to set w1mask even for readonly bits as
+ * Note: It's okay to set w1cmask even for readonly bits as
* long as their value is hardwired to 0.
*/
pci_set_word(dev->w1cmask + PCI_STATUS,
/* PCI_PREF_BASE_UPPER32 and PCI_PREF_LIMIT_UPPER32 */
memset(d->wmask + PCI_PREF_BASE_UPPER32, 0xff, 8);
- pci_set_word(d->wmask + PCI_BRIDGE_CONTROL, 0xffff);
+/* TODO: add this define to pci_regs.h in linux and then in qemu. */
+#define PCI_BRIDGE_CTL_VGA_16BIT 0x10 /* VGA 16-bit decode */
+#define PCI_BRIDGE_CTL_DISCARD 0x100 /* Primary discard timer */
+#define PCI_BRIDGE_CTL_SEC_DISCARD 0x200 /* Secondary discard timer */
+#define PCI_BRIDGE_CTL_DISCARD_STATUS 0x400 /* Discard timer status */
+#define PCI_BRIDGE_CTL_DISCARD_SERR 0x800 /* Discard timer SERR# enable */
+ pci_set_word(d->wmask + PCI_BRIDGE_CONTROL,
+ PCI_BRIDGE_CTL_PARITY |
+ PCI_BRIDGE_CTL_SERR |
+ PCI_BRIDGE_CTL_ISA |
+ PCI_BRIDGE_CTL_VGA |
+ PCI_BRIDGE_CTL_VGA_16BIT |
+ PCI_BRIDGE_CTL_MASTER_ABORT |
+ PCI_BRIDGE_CTL_BUS_RESET |
+ PCI_BRIDGE_CTL_FAST_BACK |
+ PCI_BRIDGE_CTL_DISCARD |
+ PCI_BRIDGE_CTL_SEC_DISCARD |
+ PCI_BRIDGE_CTL_DISCARD_STATUS |
+ PCI_BRIDGE_CTL_DISCARD_SERR);
+ /* Below does not do anything as we never set this bit, put here for
+ * completeness. */
+ pci_set_word(d->w1cmask + PCI_BRIDGE_CONTROL,
+ PCI_BRIDGE_CTL_DISCARD_STATUS);
}
static int pci_init_multifunction(PCIBus *bus, PCIDevice *dev)