Vladimir Serbinenko | 41f55b7 | 2014-10-31 09:10:16 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2014 Vladimir Serbinenko |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; version 2 or (at your option) |
| 9 | * any later version of the License. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | #include <console/console.h> |
| 22 | #include <device/device.h> |
| 23 | #include <device/pci.h> |
| 24 | #include <device/pci_ids.h> |
| 25 | #include <smbios.h> |
| 26 | #include <string.h> |
| 27 | |
| 28 | static int smbios_write_wifi(struct device *dev, int *handle, |
| 29 | unsigned long *current) |
| 30 | { |
| 31 | struct smbios_type_intel_wifi { |
| 32 | u8 type; |
| 33 | u8 length; |
| 34 | u16 handle; |
| 35 | u8 str; |
| 36 | char eos[2]; |
| 37 | } __attribute__((packed)); |
| 38 | |
| 39 | struct smbios_type_intel_wifi *t = (struct smbios_type_intel_wifi *)*current; |
| 40 | int len = sizeof(struct smbios_type_intel_wifi); |
| 41 | |
| 42 | memset(t, 0, sizeof(struct smbios_type_intel_wifi)); |
| 43 | t->type = 0x85; |
| 44 | t->length = len - 2; |
| 45 | t->handle = *handle; |
| 46 | /* Intel wifi driver expects this string to be in the table 0x85 |
| 47 | with PCI IDs enumerated below. |
| 48 | */ |
| 49 | t->str = smbios_add_string(t->eos, "KHOIHGIUCCHHII"); |
| 50 | |
| 51 | len = t->length + smbios_string_table_len(t->eos); |
| 52 | *current += len; |
| 53 | *handle += 1; |
| 54 | return len; |
| 55 | } |
| 56 | |
| 57 | static struct pci_operations pci_ops = { |
| 58 | .set_subsystem = pci_dev_set_subsystem, |
| 59 | }; |
| 60 | |
| 61 | struct device_operations device_ops = { |
| 62 | .read_resources = pci_dev_read_resources, |
| 63 | .set_resources = pci_dev_set_resources, |
| 64 | .enable_resources = pci_dev_enable_resources, |
| 65 | .init = pci_dev_init, |
| 66 | .scan_bus = 0, |
| 67 | .enable = 0, |
| 68 | .get_smbios_data = smbios_write_wifi, |
| 69 | .ops_pci = &pci_ops, |
| 70 | }; |
| 71 | |
| 72 | |
| 73 | static const unsigned short pci_device_ids[] = { |
| 74 | 0x0084, 0x0085, 0x0089, 0x008b, 0x008e, 0x0090, |
| 75 | 0x0886, 0x0888, 0x0891, 0x0893, 0x0895, 0x088f, |
| 76 | 0x4236, 0x4237, 0x4238, 0x4239, 0x423b, 0x423d, |
| 77 | 0 }; |
| 78 | |
| 79 | static const struct pci_driver pch_intel_wifi __pci_driver = { |
| 80 | .ops = &device_ops, |
| 81 | .vendor = PCI_VENDOR_ID_INTEL, |
| 82 | .devices = pci_device_ids, |
| 83 | }; |