diff options
Diffstat (limited to 'src/southbridge/intel/i82371eb/i8371eb_smbus.c')
-rw-r--r-- | src/southbridge/intel/i82371eb/i8371eb_smbus.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82371eb/i8371eb_smbus.c b/src/southbridge/intel/i82371eb/i8371eb_smbus.c new file mode 100644 index 0000000000..7a09cce555 --- /dev/null +++ b/src/southbridge/intel/i82371eb/i8371eb_smbus.c @@ -0,0 +1,43 @@ +/* + * (C) 2004 Linux Networx + * (C) 2005 Bitworks +*/ + +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#include <device/smbus.h> +#include <arch/io.h> +#include "i8371eb.h" + + +static void lpci_set_subsystem(device_t dev, unsigned vendor, unsigned device) +{ + pci_write_config32(dev, 0x44, + ((device & 0xffff) << 16) | (vendor & 0xffff)); +} + +static struct smbus_bus_operations lops_smbus_bus = { +}; + +static struct pci_operations lops_pci = { + .set_subsystem = lpci_set_subsystem, +}; +static struct device_operations smbus_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = 0, + .scan_bus = scan_static_bus, + .enable = i8371eb_enable, + .ops_pci = &lops_pci, + .ops_smbus_bus = &lops_smbus_bus, +}; + +static struct pci_driver smbus_driver __pci_driver = { + .ops = &smbus_ops, + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_INTEL_440BX_SMB, +}; |