diff options
Diffstat (limited to 'src/drivers/wifi/generic/smbios.c')
-rw-r--r-- | src/drivers/wifi/generic/smbios.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/drivers/wifi/generic/smbios.c b/src/drivers/wifi/generic/smbios.c new file mode 100644 index 000000000000..0c1b976f0066 --- /dev/null +++ b/src/drivers/wifi/generic/smbios.c @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <device/device.h> +#include <device/pci_ids.h> +#include <smbios.h> +#include <string.h> + +#include "wifi_private.h" + +static int smbios_write_intel_wifi(struct device *dev, int *handle, unsigned long *current) +{ + struct smbios_type_intel_wifi { + u8 type; + u8 length; + u16 handle; + u8 str; + u8 eos[2]; + } __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. */ + t->str = smbios_add_string(t->eos, "KHOIHGIUCCHHII"); + + len = t->length + smbios_string_table_len(t->eos); + *current += len; + *handle += 1; + return len; +} + +int smbios_write_wifi(struct device *dev, int *handle, unsigned long *current) +{ + if (dev->vendor == PCI_VENDOR_ID_INTEL) + return smbios_write_intel_wifi(dev, handle, current); + + return 0; +} |