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Searched refs:fw_cfg (Results 1 – 5 of 5) sorted by relevance

/Linux-v5.4/Documentation/ABI/testing/
Dsysfs-firmware-qemu_fw_cfg7 (fw_cfg) device, originally intended as a way for the host to
9 with QEMU v2.4, arbitrary fw_cfg file entries may be specified
10 by the user on the command line, which makes fw_cfg additionally
15 to the fw_cfg device can be found in "docs/specs/fw_cfg.txt"
18 === SysFS fw_cfg Interface ===
20 The fw_cfg sysfs interface described in this document is only
26 All fw_cfg information is shown under:
30 The only legacy blob displayed is the fw_cfg device revision:
34 --- Discoverable fw_cfg blobs by selector key ---
36 All discoverable blobs listed in the fw_cfg file directory are
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/Linux-v5.4/drivers/nfc/s3fwrn5/
Dnci.c82 struct nci_prop_fw_cfg_cmd fw_cfg; in s3fwrn5_nci_rf_configure() local
101 fw_cfg.clk_type = 0x01; in s3fwrn5_nci_rf_configure()
102 fw_cfg.clk_speed = 0xff; in s3fwrn5_nci_rf_configure()
103 fw_cfg.clk_req = 0xff; in s3fwrn5_nci_rf_configure()
105 sizeof(fw_cfg), (__u8 *)&fw_cfg); in s3fwrn5_nci_rf_configure()
/Linux-v5.4/drivers/usb/typec/ucsi/
Ducsi_ccg.c716 struct fw_config_table *fw_cfg) in ccg_check_vendor_version() argument
727 if (le16_to_cpu(fw_cfg->app.build) != uc->fw_build) { in ccg_check_vendor_version()
739 struct fw_config_table fw_cfg; in ccg_check_fw_version() local
752 if (fw->size < sizeof(fw_cfg) + FW_CFG_TABLE_SIG_SIZE) in ccg_check_fw_version()
755 memcpy((uint8_t *)&fw_cfg, fw->data + fw->size - in ccg_check_fw_version()
756 sizeof(fw_cfg) - FW_CFG_TABLE_SIG_SIZE, sizeof(fw_cfg)); in ccg_check_fw_version()
758 if (fw_cfg.identity != ('F' | 'W' << 8 | 'C' << 16 | 'T' << 24)) { in ccg_check_fw_version()
767 new_version = le16_to_cpu(fw_cfg.app.build) | in ccg_check_fw_version()
768 CCG_VERSION_PATCH(fw_cfg.app.patch) | in ccg_check_fw_version()
769 CCG_VERSION(fw_cfg.app.ver); in ccg_check_fw_version()
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/Linux-v5.4/Documentation/devicetree/bindings/arm/
Dfw-cfg.txt14 The authoritative guest-side hardware interface documentation to the fw_cfg
15 device can be found in "docs/specs/fw_cfg.txt" in the QEMU source tree.
/Linux-v5.4/drivers/firmware/
DKconfig188 tristate "QEMU fw_cfg device support in sysfs"
194 configuration (fw_cfg) file entries via sysfs. Entries are
195 found under /sys/firmware/fw_cfg when this option is enabled
199 bool "QEMU fw_cfg device parameter parsing"