diff options
Diffstat (limited to 'sys/x86/pci')
| -rw-r--r-- | sys/x86/pci/pci_bus.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/sys/x86/pci/pci_bus.c b/sys/x86/pci/pci_bus.c index 995e714..4363e7b 100644 --- a/sys/x86/pci/pci_bus.c +++ b/sys/x86/pci/pci_bus.c @@ -112,14 +112,28 @@ legacy_pcib_alloc_msix(device_t pcib, device_t dev, int *irq) return (PCIB_ALLOC_MSIX(device_get_parent(bus), dev, irq)); } -static int +int legacy_pcib_map_msi(device_t pcib, device_t dev, int irq, uint64_t *addr, uint32_t *data) { - device_t bus; + device_t bus, hostb; + int error, func, slot; bus = device_get_parent(pcib); - return (PCIB_MAP_MSI(device_get_parent(bus), dev, irq, addr, data)); + error = PCIB_MAP_MSI(device_get_parent(bus), dev, irq, addr, data); + if (error) + return (error); + + slot = legacy_get_pcislot(pcib); + func = legacy_get_pcifunc(pcib); + if (slot == -1 || func == -1) + return (0); + hostb = pci_find_bsf(0, slot, func); + KASSERT(hostb != NULL, ("%s: missing hostb for 0:%d:%d", __func__, + slot, func)); + pci_ht_map_msi(hostb, *addr); + return (0); + } static const char * @@ -453,6 +467,8 @@ legacy_pcib_identify(driver_t *driver, device_t parent) "pcib", busnum); device_set_desc(child, s); legacy_set_pcibus(child, busnum); + legacy_set_pcislot(child, slot); + legacy_set_pcifunc(child, func); found = 1; if (id == 0x12258086) |
