@@ -1224,6 +1224,13 @@ static void gt64120_pci_reset_hold(Object *obj, ResetType type)
PCI_STATUS_FAST_BACK | PCI_STATUS_DEVSEL_MEDIUM);
pci_config_set_prog_interface(d->config, 0);
+ pci_set_long(d->wmask + PCI_BASE_ADDRESS_0, 0xfffff009);
+ pci_set_long(d->wmask + PCI_BASE_ADDRESS_1, 0xfffff009);
+ pci_set_long(d->wmask + PCI_BASE_ADDRESS_2, 0xfffff009);
+ pci_set_long(d->wmask + PCI_BASE_ADDRESS_3, 0xfffff009);
+ pci_set_long(d->wmask + PCI_BASE_ADDRESS_4, 0xfffff009);
+ pci_set_long(d->wmask + PCI_BASE_ADDRESS_5, 0xfffff001);
+
pci_set_long(d->config + PCI_BASE_ADDRESS_0, 0x00000008);
pci_set_long(d->config + PCI_BASE_ADDRESS_1, 0x01000008);
pci_set_long(d->config + PCI_BASE_ADDRESS_2, 0x1c000000);
When booting Linux we see: PCI host bridge to bus 0000:00 pci_bus 0000:00: root bus resource [mem 0x10000000-0x17ffffff] pci_bus 0000:00: root bus resource [io 0x1000-0x1fffff] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff] pci 0000:00:00.0: [11ab:4620] type 00 class 0x060000 pci 0000:00:00.0: [Firmware Bug]: reg 0x14: invalid BAR (can't size) pci 0000:00:00.0: [Firmware Bug]: reg 0x18: invalid BAR (can't size) pci 0000:00:00.0: [Firmware Bug]: reg 0x1c: invalid BAR (can't size) pci 0000:00:00.0: [Firmware Bug]: reg 0x20: invalid BAR (can't size) pci 0000:00:00.0: [Firmware Bug]: reg 0x24: invalid BAR (can't size) This is due to missing base address register write mask. Add it to get: PCI host bridge to bus 0000:00 pci_bus 0000:00: root bus resource [mem 0x10000000-0x17ffffff] pci_bus 0000:00: root bus resource [io 0x1000-0x1fffff] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff] pci 0000:00:00.0: [11ab:4620] type 00 class 0x060000 pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x00000fff pref] pci 0000:00:00.0: reg 0x14: [mem 0x01000000-0x01000fff pref] pci 0000:00:00.0: reg 0x18: [mem 0x1c000000-0x1c000fff] pci 0000:00:00.0: reg 0x1c: [mem 0x1f000000-0x1f000fff] pci 0000:00:00.0: reg 0x20: [mem 0x1be00000-0x1be00fff] pci 0000:00:00.0: reg 0x24: [io 0x14000000-0x14000fff] Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> --- hw/pci-host/gt64120.c | 7 +++++++ 1 file changed, 7 insertions(+)