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Filename :
raspberrypi-firmware.h
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/* * Copyright © 2015 Broadcom * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef __SOC_RASPBERRY_FIRMWARE_H__ #define __SOC_RASPBERRY_FIRMWARE_H__ #include <linux/types.h> #include <linux/of_device.h> struct rpi_firmware; enum rpi_firmware_property_status { RPI_FIRMWARE_STATUS_REQUEST = 0, RPI_FIRMWARE_STATUS_SUCCESS = 0x80000000, RPI_FIRMWARE_STATUS_ERROR = 0x80000001, }; /** * struct rpi_firmware_property_tag_header - Firmware property tag header * @tag: One of enum_mbox_property_tag. * @buf_size: The number of bytes in the value buffer following this * struct. * @req_resp_size: On submit, the length of the request (though it doesn't * appear to be currently used by the firmware). On return, * the length of the response (always 4 byte aligned), with * the low bit set. */ struct rpi_firmware_property_tag_header { u32 tag; u32 buf_size; u32 req_resp_size; }; enum rpi_firmware_property_tag { RPI_FIRMWARE_PROPERTY_END = 0, RPI_FIRMWARE_GET_FIRMWARE_REVISION = 0x00000001, RPI_FIRMWARE_SET_CURSOR_INFO = 0x00008010, RPI_FIRMWARE_SET_CURSOR_STATE = 0x00008011, RPI_FIRMWARE_GET_BOARD_MODEL = 0x00010001, RPI_FIRMWARE_GET_BOARD_REVISION = 0x00010002, RPI_FIRMWARE_GET_BOARD_MAC_ADDRESS = 0x00010003, RPI_FIRMWARE_GET_BOARD_SERIAL = 0x00010004, RPI_FIRMWARE_GET_ARM_MEMORY = 0x00010005, RPI_FIRMWARE_GET_VC_MEMORY = 0x00010006, RPI_FIRMWARE_GET_CLOCKS = 0x00010007, RPI_FIRMWARE_GET_POWER_STATE = 0x00020001, RPI_FIRMWARE_GET_TIMING = 0x00020002, RPI_FIRMWARE_SET_POWER_STATE = 0x00028001, RPI_FIRMWARE_GET_CLOCK_STATE = 0x00030001, RPI_FIRMWARE_GET_CLOCK_RATE = 0x00030002, RPI_FIRMWARE_GET_VOLTAGE = 0x00030003, RPI_FIRMWARE_GET_MAX_CLOCK_RATE = 0x00030004, RPI_FIRMWARE_GET_MAX_VOLTAGE = 0x00030005, RPI_FIRMWARE_GET_TEMPERATURE = 0x00030006, RPI_FIRMWARE_GET_MIN_CLOCK_RATE = 0x00030007, RPI_FIRMWARE_GET_MIN_VOLTAGE = 0x00030008, RPI_FIRMWARE_GET_TURBO = 0x00030009, RPI_FIRMWARE_GET_MAX_TEMPERATURE = 0x0003000a, RPI_FIRMWARE_ALLOCATE_MEMORY = 0x0003000c, RPI_FIRMWARE_LOCK_MEMORY = 0x0003000d, RPI_FIRMWARE_UNLOCK_MEMORY = 0x0003000e, RPI_FIRMWARE_RELEASE_MEMORY = 0x0003000f, RPI_FIRMWARE_EXECUTE_CODE = 0x00030010, RPI_FIRMWARE_EXECUTE_QPU = 0x00030011, RPI_FIRMWARE_SET_ENABLE_QPU = 0x00030012, RPI_FIRMWARE_GET_DISPMANX_RESOURCE_MEM_HANDLE = 0x00030014, RPI_FIRMWARE_GET_EDID_BLOCK = 0x00030020, RPI_FIRMWARE_SET_CLOCK_STATE = 0x00038001, RPI_FIRMWARE_SET_CLOCK_RATE = 0x00038002, RPI_FIRMWARE_SET_VOLTAGE = 0x00038003, RPI_FIRMWARE_SET_TURBO = 0x00038009, /* Dispmanx TAGS */ RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001, RPI_FIRMWARE_FRAMEBUFFER_BLANK = 0x00040002, RPI_FIRMWARE_FRAMEBUFFER_GET_PHYSICAL_WIDTH_HEIGHT = 0x00040003, RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_WIDTH_HEIGHT = 0x00040004, RPI_FIRMWARE_FRAMEBUFFER_GET_DEPTH = 0x00040005, RPI_FIRMWARE_FRAMEBUFFER_GET_PIXEL_ORDER = 0x00040006, RPI_FIRMWARE_FRAMEBUFFER_GET_ALPHA_MODE = 0x00040007, RPI_FIRMWARE_FRAMEBUFFER_GET_PITCH = 0x00040008, RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_OFFSET = 0x00040009, RPI_FIRMWARE_FRAMEBUFFER_GET_OVERSCAN = 0x0004000a, RPI_FIRMWARE_FRAMEBUFFER_GET_PALETTE = 0x0004000b, RPI_FIRMWARE_FRAMEBUFFER_RELEASE = 0x00048001, RPI_FIRMWARE_FRAMEBUFFER_TEST_PHYSICAL_WIDTH_HEIGHT = 0x00044003, RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_WIDTH_HEIGHT = 0x00044004, RPI_FIRMWARE_FRAMEBUFFER_TEST_DEPTH = 0x00044005, RPI_FIRMWARE_FRAMEBUFFER_TEST_PIXEL_ORDER = 0x00044006, RPI_FIRMWARE_FRAMEBUFFER_TEST_ALPHA_MODE = 0x00044007, RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_OFFSET = 0x00044009, RPI_FIRMWARE_FRAMEBUFFER_TEST_OVERSCAN = 0x0004400a, RPI_FIRMWARE_FRAMEBUFFER_TEST_PALETTE = 0x0004400b, RPI_FIRMWARE_FRAMEBUFFER_SET_PHYSICAL_WIDTH_HEIGHT = 0x00048003, RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_WIDTH_HEIGHT = 0x00048004, RPI_FIRMWARE_FRAMEBUFFER_SET_DEPTH = 0x00048005, RPI_FIRMWARE_FRAMEBUFFER_SET_PIXEL_ORDER = 0x00048006, RPI_FIRMWARE_FRAMEBUFFER_SET_ALPHA_MODE = 0x00048007, RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_OFFSET = 0x00048009, RPI_FIRMWARE_FRAMEBUFFER_SET_OVERSCAN = 0x0004800a, RPI_FIRMWARE_FRAMEBUFFER_SET_PALETTE = 0x0004800b, RPI_FIRMWARE_GET_COMMAND_LINE = 0x00050001, RPI_FIRMWARE_GET_DMA_CHANNELS = 0x00060001, }; int rpi_firmware_property(struct rpi_firmware *fw, u32 tag, void *data, size_t len); int rpi_firmware_property_list(struct rpi_firmware *fw, void *data, size_t tag_size); struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node); #endif /* __SOC_RASPBERRY_FIRMWARE_H__ */