diff options
| -rw-r--r-- | hw/pci-host/versatile.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/hw/pci-host/versatile.c b/hw/pci-host/versatile.c index f19e2f590..2f996d954 100644 --- a/hw/pci-host/versatile.c +++ b/hw/pci-host/versatile.c @@ -54,6 +54,10 @@ * 1 | 30 | 27 | 28 | 92 * 2 | 27 | 27 | 29 | 93 * 3 | 28 | 27 | 30 | 94 + * + * Since our autodetection is not perfect we also provide a + * property so the user can make us start in BROKEN or FORCE_OK + * on reset if they know they have a bad or good kernel. */ enum { PCI_VPB_IRQMAP_ASSUME_OK, @@ -82,6 +86,7 @@ typedef struct { /* Constant for life of device: */ int realview; uint32_t mem_win_size[3]; + uint8_t irq_mapping_prop; /* Variable state: */ uint32_t imap[3]; @@ -366,7 +371,7 @@ static void pci_vpb_reset(DeviceState *d) s->smap[2] = 0; s->selfid = 0; s->flags = 0; - s->irq_mapping = PCI_VPB_IRQMAP_ASSUME_OK; + s->irq_mapping = s->irq_mapping_prop; pci_vpb_update_all_windows(s); } @@ -476,6 +481,12 @@ static const TypeInfo versatile_pci_host_info = { .class_init = versatile_pci_host_class_init, }; +static Property pci_vpb_properties[] = { + DEFINE_PROP_UINT8("broken-irq-mapping", PCIVPBState, irq_mapping_prop, + PCI_VPB_IRQMAP_ASSUME_OK), + DEFINE_PROP_END_OF_LIST() +}; + static void pci_vpb_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); @@ -483,6 +494,7 @@ static void pci_vpb_class_init(ObjectClass *klass, void *data) dc->realize = pci_vpb_realize; dc->reset = pci_vpb_reset; dc->vmsd = &pci_vpb_vmstate; + dc->props = pci_vpb_properties; } static const TypeInfo pci_vpb_info = { |