cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

firmware.h (2435B)

      1// SPDX-License-Identifier: ISC
      2/*
      3 * Copyright (c) 2013 Broadcom Corporation
      4 */
      5#ifndef BRCMFMAC_FIRMWARE_H
      6#define BRCMFMAC_FIRMWARE_H
      7
      8#define BRCMF_FW_REQF_OPTIONAL		0x0001
      9
     10#define	BRCMF_FW_NAME_LEN		320
     11
     12#define BRCMF_FW_DEFAULT_PATH		"brcm/"
     13
     14/**
     15 * struct brcmf_firmware_mapping - Used to map chipid/revmask to firmware
     16 *	filename and nvram filename. Each bus type implementation should create
     17 *	a table of firmware mappings (using the macros defined below).
     18 *
     19 * @chipid: ID of chip.
     20 * @revmask: bitmask of revisions, e.g. 0x10 means rev 4 only, 0xf means rev 0-3
     21 * @fw: name of the firmware file.
     22 * @nvram: name of nvram file.
     23 */
     24struct brcmf_firmware_mapping {
     25	u32 chipid;
     26	u32 revmask;
     27	const char *fw_base;
     28};
     29
     30#define BRCMF_FW_DEF(fw_name, fw_base) \
     31static const char BRCM_ ## fw_name ## _FIRMWARE_BASENAME[] = \
     32	BRCMF_FW_DEFAULT_PATH fw_base; \
     33MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH fw_base ".bin")
     34
     35/* Firmware and Country Local Matrix files */
     36#define BRCMF_FW_CLM_DEF(fw_name, fw_base) \
     37static const char BRCM_ ## fw_name ## _FIRMWARE_BASENAME[] = \
     38	BRCMF_FW_DEFAULT_PATH fw_base; \
     39MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH fw_base ".bin"); \
     40MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH fw_base ".clm_blob")
     41
     42#define BRCMF_FW_ENTRY(chipid, mask, name) \
     43	{ chipid, mask, BRCM_ ## name ## _FIRMWARE_BASENAME }
     44
     45void brcmf_fw_nvram_free(void *nvram);
     46
     47enum brcmf_fw_type {
     48	BRCMF_FW_TYPE_BINARY,
     49	BRCMF_FW_TYPE_NVRAM
     50};
     51
     52struct brcmf_fw_item {
     53	const char *path;
     54	enum brcmf_fw_type type;
     55	u16 flags;
     56	union {
     57		const struct firmware *binary;
     58		struct {
     59			void *data;
     60			u32 len;
     61		} nv_data;
     62	};
     63};
     64
     65struct brcmf_fw_request {
     66	u16 domain_nr;
     67	u16 bus_nr;
     68	u32 n_items;
     69	const char *board_type;
     70	struct brcmf_fw_item items[];
     71};
     72
     73struct brcmf_fw_name {
     74	const char *extension;
     75	char *path;
     76};
     77
     78struct brcmf_fw_request *
     79brcmf_fw_alloc_request(u32 chip, u32 chiprev,
     80		       const struct brcmf_firmware_mapping mapping_table[],
     81		       u32 table_size, struct brcmf_fw_name *fwnames,
     82		       u32 n_fwnames);
     83
     84/*
     85 * Request firmware(s) asynchronously. When the asynchronous request
     86 * fails it will not use the callback, but call device_release_driver()
     87 * instead which will call the driver .remove() callback.
     88 */
     89int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req,
     90			   void (*fw_cb)(struct device *dev, int err,
     91					 struct brcmf_fw_request *req));
     92
     93#endif /* BRCMFMAC_FIRMWARE_H */