| /* |
| * (C) 2004 Linux Networx |
| */ |
| #include <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <device/pci_ops.h> |
| #include <arch/ioapic.h> |
| #include "esb6300.h" |
| |
| static void pic_init(struct device *dev) |
| { |
| |
| uint16_t word; |
| |
| /* Clear system errors */ |
| word = pci_read_config16(dev, 0x06); |
| word |= 0xf900; /* Clear possible errors */ |
| pci_write_config16(dev, 0x06, word); |
| |
| /* enable interrupt lines */ |
| pci_write_config8(dev, 0x3c, 0xff); |
| |
| /* Setup the ioapic */ |
| clear_ioapic(IO_APIC_ADDR + 0x10000); |
| } |
| |
| static void pic_read_resources(device_t dev) |
| { |
| struct resource *res; |
| |
| /* Get the normal pci resources of this device */ |
| pci_dev_read_resources(dev); |
| |
| /* Report the pic1 mbar resource */ |
| res = new_resource(dev, 0x44); |
| res->base = IO_APIC_ADDR + 0x10000; |
| res->size = 256; |
| res->limit = res->base + res->size -1; |
| res->align = 8; |
| res->gran = 8; |
| res->flags = IORESOURCE_MEM | IORESOURCE_FIXED | |
| IORESOURCE_STORED | IORESOURCE_ASSIGNED; |
| dev->command |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; |
| } |
| |
| static struct pci_operations lops_pci = { |
| /* Can we set the pci subsystem and device id? */ |
| .set_subsystem = 0, |
| }; |
| |
| static struct device_operations pci_ops = { |
| .read_resources = pic_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| .init = pic_init, |
| .scan_bus = 0, |
| .enable = esb6300_enable, |
| .ops_pci = &lops_pci, |
| }; |
| |
| static const struct pci_driver pci_driver __pci_driver = { |
| .ops = &pci_ops, |
| .vendor = PCI_VENDOR_ID_INTEL, |
| .device = PCI_DEVICE_ID_INTEL_6300ESB_APIC1, |
| }; |
| |