| #include <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <device/pci_ops.h> |
| #include "amd8111.h" |
| |
| static void pci_init(struct device *dev) |
| { |
| |
| /* Enable pci error detecting */ |
| uint32_t dword; |
| |
| /* System error enable */ |
| dword = pci_read_config32(dev, 0x04); |
| dword |= (1<<8); /* System error enable */ |
| dword |= (7<<28); /* Clear possible errors */ |
| pci_write_config32(dev, 0x04, dword); |
| |
| /* System,Parity,timer,and abort error enable */ |
| dword = pci_read_config32(dev, 0x3c); |
| dword |= (1<<16); /* Parity */ |
| dword |= (1<<17); /* System */ |
| dword |= (1<<21); /* Master abort */ |
| // dword &= ~(1<<21); /* Master abort */ |
| // dword |= (1<<27); /* Discard timer */ |
| dword &= ~(1<<27); /* Discard timer */ |
| dword |= (1<<26); /* DTSTAT error clear */ |
| pci_write_config32(dev, 0x3c, dword); |
| |
| /* CRC flood enable */ |
| dword = pci_read_config32(dev, 0xc4); |
| dword |= (1<<1); /* CRC Flood enable */ |
| dword |= (1<<8); /* Clear any CRC errors */ |
| dword |= (1<<4); /* Clear any LKFAIL errors */ |
| pci_write_config32(dev, 0xc4, dword); |
| |
| /* Clear possible errors */ |
| dword = pci_read_config32(dev, 0x1c); |
| dword |= (1<<27); /* STA */ |
| dword |= (1<<28); /* RTA */ |
| dword |= (1<<29); /* RMA */ |
| dword |= (1<<30); /* RSE */ |
| dword |= (1<<31); /* DPE */ |
| dword |= (1<<24); /* MDPE */ |
| pci_write_config32(dev, 0x1c, dword); |
| } |
| |
| static struct pci_operations lops_pci = { |
| .set_subsystem = 0, |
| }; |
| |
| static struct device_operations pci_ops = { |
| .read_resources = pci_bus_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_bus_enable_resources, |
| .init = pci_init, |
| .scan_bus = pci_scan_bridge, |
| /* PCI Subordinate bus reset is not implemented */ |
| .ops_pci = &lops_pci, |
| }; |
| |
| static const struct pci_driver pci_driver __pci_driver = { |
| .ops = &pci_ops, |
| .vendor = PCI_VENDOR_ID_AMD, |
| .device = PCI_DEVICE_ID_AMD_8111_PCI, |
| }; |