diff options
Diffstat (limited to 'src/drivers/intel/wifi')
| -rw-r--r-- | src/drivers/intel/wifi/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/drivers/intel/wifi/wifi.c | 83 |
2 files changed, 84 insertions, 0 deletions
diff --git a/src/drivers/intel/wifi/Makefile.inc b/src/drivers/intel/wifi/Makefile.inc new file mode 100644 index 0000000000..23f5541b4d --- /dev/null +++ b/src/drivers/intel/wifi/Makefile.inc @@ -0,0 +1 @@ +ramstage-$(CONFIG_PCIEXP_PLUGIN_SUPPORT) += wifi.c diff --git a/src/drivers/intel/wifi/wifi.c b/src/drivers/intel/wifi/wifi.c new file mode 100644 index 0000000000..6e7f4034a1 --- /dev/null +++ b/src/drivers/intel/wifi/wifi.c @@ -0,0 +1,83 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Vladimir Serbinenko + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 or (at your option) + * any later version of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <smbios.h> +#include <string.h> + +static int smbios_write_wifi(struct device *dev, int *handle, + unsigned long *current) +{ + struct smbios_type_intel_wifi { + u8 type; + u8 length; + u16 handle; + u8 str; + char eos[2]; + } __attribute__((packed)); + + struct smbios_type_intel_wifi *t = (struct smbios_type_intel_wifi *)*current; + int len = sizeof(struct smbios_type_intel_wifi); + + memset(t, 0, sizeof(struct smbios_type_intel_wifi)); + t->type = 0x85; + t->length = len - 2; + t->handle = *handle; + /* Intel wifi driver expects this string to be in the table 0x85 + with PCI IDs enumerated below. + */ + t->str = smbios_add_string(t->eos, "KHOIHGIUCCHHII"); + + len = t->length + smbios_string_table_len(t->eos); + *current += len; + *handle += 1; + return len; +} + +static struct pci_operations pci_ops = { + .set_subsystem = pci_dev_set_subsystem, +}; + +struct device_operations device_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = pci_dev_init, + .scan_bus = 0, + .enable = 0, + .get_smbios_data = smbios_write_wifi, + .ops_pci = &pci_ops, +}; + + +static const unsigned short pci_device_ids[] = { + 0x0084, 0x0085, 0x0089, 0x008b, 0x008e, 0x0090, + 0x0886, 0x0888, 0x0891, 0x0893, 0x0895, 0x088f, + 0x4236, 0x4237, 0x4238, 0x4239, 0x423b, 0x423d, + 0 }; + +static const struct pci_driver pch_intel_wifi __pci_driver = { + .ops = &device_ops, + .vendor = PCI_VENDOR_ID_INTEL, + .devices = pci_device_ids, +}; |