diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-dev.h')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-dev.h | 58 |
1 files changed, 57 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index fe938d9..19a5c89 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -518,7 +518,7 @@ struct fw_desc { u32 len; /* bytes */ }; -/* uCode file layout */ +/* v1/v2 uCode file layout */ struct iwl_ucode_header { __le32 ver; /* major/minor/API/serial */ union { @@ -542,6 +542,62 @@ struct iwl_ucode_header { } u; }; +/* + * new TLV uCode file layout + * + * The new TLV file format contains TLVs, that each specify + * some piece of data. To facilitate "groups", for example + * different instruction image with different capabilities, + * bundled with the same init image, an alternative mechanism + * is provided: + * When the alternative field is 0, that means that the item + * is always valid. When it is non-zero, then it is only + * valid in conjunction with items of the same alternative, + * in which case the driver (user) selects one alternative + * to use. + */ + +enum iwl_ucode_tlv_type { + IWL_UCODE_TLV_INVALID = 0, /* unused */ + IWL_UCODE_TLV_INST = 1, + IWL_UCODE_TLV_DATA = 2, + IWL_UCODE_TLV_INIT = 3, + IWL_UCODE_TLV_INIT_DATA = 4, + IWL_UCODE_TLV_BOOT = 5, + IWL_UCODE_TLV_PROBE_MAX_LEN = 6, /* a u32 value */ +}; + +struct iwl_ucode_tlv { + __le16 type; /* see above */ + __le16 alternative; /* see comment */ + __le32 length; /* not including type/length fields */ + u8 data[0]; +} __attribute__ ((packed)); + +#define IWL_TLV_UCODE_MAGIC 0x0a4c5749 + +struct iwl_tlv_ucode_header { + /* + * The TLV style ucode header is distinguished from + * the v1/v2 style header by first four bytes being + * zero, as such is an invalid combination of + * major/minor/API/serial versions. + */ + __le32 zero; + __le32 magic; + u8 human_readable[64]; + __le32 ver; /* major/minor/API/serial */ + __le32 build; + __le64 alternatives; /* bitmask of valid alternatives */ + /* + * The data contained herein has a TLV layout, + * see above for the TLV header and types. + * Note that each TLV is padded to a length + * that is a multiple of 4 for alignment. + */ + u8 data[0]; +}; + struct iwl4965_ibss_seq { u8 mac[ETH_ALEN]; u16 seq_num; |