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/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-08-24 GuEe-GUI first version
*/
#ifndef __RASPBERRYPI_FIRMWARE_H__
#define __RASPBERRYPI_FIRMWARE_H__
#include <rtdevice.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
{
rt_uint32_t tag;
rt_uint32_t buf_size;
rt_uint32_t req_resp_size; /* always 4 byte aligned */
};
enum rpi_firmware_property_tag
{
RPI_FIRMWARE_PROPERTY_END = 0,
RPI_FIRMWARE_GET_FIRMWARE_REVISION = 0x00000001,
RPI_FIRMWARE_GET_FIRMWARE_VARIANT = 0x00000002,
RPI_FIRMWARE_GET_FIRMWARE_HASH = 0x00000003,
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_GET_STC = 0x0003000b,
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_GET_CUSTOMER_OTP = 0x00030021,
RPI_FIRMWARE_GET_EDID_BLOCK_DISPLAY = 0x00030023,
RPI_FIRMWARE_GET_USER_OTP = 0x00030024,
RPI_FIRMWARE_GET_DOMAIN_STATE = 0x00030030,
RPI_FIRMWARE_GET_THROTTLED = 0x00030046,
RPI_FIRMWARE_GET_CLOCK_MEASURED = 0x00030047,
RPI_FIRMWARE_NOTIFY_REBOOT = 0x00030048,
RPI_FIRMWARE_SET_CLOCK_STATE = 0x00038001,
RPI_FIRMWARE_SET_CLOCK_RATE = 0x00038002,
RPI_FIRMWARE_SET_VOLTAGE = 0x00038003,
RPI_FIRMWARE_SET_TURBO = 0x00038009,
RPI_FIRMWARE_SET_CUSTOMER_OTP = 0x00038021,
RPI_FIRMWARE_SET_USER_OTP = 0x00038024,
RPI_FIRMWARE_SET_DOMAIN_STATE = 0x00038030,
RPI_FIRMWARE_GET_GPIO_STATE = 0x00030041,
RPI_FIRMWARE_SET_GPIO_STATE = 0x00038041,
RPI_FIRMWARE_SET_SDHOST_CLOCK = 0x00038042,
RPI_FIRMWARE_GET_GPIO_CONFIG = 0x00030043,
RPI_FIRMWARE_SET_GPIO_CONFIG = 0x00038043,
RPI_FIRMWARE_GET_PERIPH_REG = 0x00030045,
RPI_FIRMWARE_SET_PERIPH_REG = 0x00038045,
RPI_FIRMWARE_GET_POE_HAT_VAL = 0x00030049,
RPI_FIRMWARE_SET_POE_HAT_VAL = 0x00038049,
RPI_FIRMWARE_SET_POE_HAT_VAL_OLD = 0x00030050,
RPI_FIRMWARE_NOTIFY_XHCI_RESET = 0x00030058,
RPI_FIRMWARE_GET_REBOOT_FLAGS = 0x00030064,
RPI_FIRMWARE_SET_REBOOT_FLAGS = 0x00038064,
RPI_FIRMWARE_NOTIFY_DISPLAY_DONE = 0x00030066,
RPI_FIRMWARE_GET_BUTTONS_PRESSED = 0x00030088,
RPI_FIRMWARE_GET_RTC_REG = 0x00030087,
RPI_FIRMWARE_SET_RTC_REG = 0x00038087,
/* 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_GET_LAYER = 0x0004000c,
RPI_FIRMWARE_FRAMEBUFFER_GET_TRANSFORM = 0x0004000d,
RPI_FIRMWARE_FRAMEBUFFER_GET_VSYNC = 0x0004000e,
RPI_FIRMWARE_FRAMEBUFFER_GET_TOUCHBUF = 0x0004000f,
RPI_FIRMWARE_FRAMEBUFFER_GET_GPIOVIRTBUF = 0x00040010,
RPI_FIRMWARE_FRAMEBUFFER_RELEASE = 0x00048001,
RPI_FIRMWARE_FRAMEBUFFER_GET_DISPLAY_ID = 0x00040016,
RPI_FIRMWARE_FRAMEBUFFER_SET_DISPLAY_NUM = 0x00048013,
RPI_FIRMWARE_FRAMEBUFFER_GET_NUM_DISPLAYS = 0x00040013,
RPI_FIRMWARE_FRAMEBUFFER_GET_DISPLAY_SETTINGS = 0x00040014,
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_TEST_LAYER = 0x0004400c,
RPI_FIRMWARE_FRAMEBUFFER_TEST_TRANSFORM = 0x0004400d,
RPI_FIRMWARE_FRAMEBUFFER_TEST_VSYNC = 0x0004400e,
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_PITCH = 0x00048008,
RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_OFFSET = 0x00048009,
RPI_FIRMWARE_FRAMEBUFFER_SET_OVERSCAN = 0x0004800a,
RPI_FIRMWARE_FRAMEBUFFER_SET_PALETTE = 0x0004800b,
RPI_FIRMWARE_FRAMEBUFFER_SET_TOUCHBUF = 0x0004801f,
RPI_FIRMWARE_FRAMEBUFFER_SET_GPIOVIRTBUF = 0x00048020,
RPI_FIRMWARE_FRAMEBUFFER_SET_VSYNC = 0x0004800e,
RPI_FIRMWARE_FRAMEBUFFER_SET_LAYER = 0x0004800c,
RPI_FIRMWARE_FRAMEBUFFER_SET_TRANSFORM = 0x0004800d,
RPI_FIRMWARE_FRAMEBUFFER_SET_BACKLIGHT = 0x0004800f,
RPI_FIRMWARE_VCHIQ_INIT = 0x00048010,
RPI_FIRMWARE_SET_PLANE = 0x00048015,
RPI_FIRMWARE_GET_DISPLAY_TIMING = 0x00040017,
RPI_FIRMWARE_SET_TIMING = 0x00048017,
RPI_FIRMWARE_GET_DISPLAY_CFG = 0x00040018,
RPI_FIRMWARE_SET_DISPLAY_POWER = 0x00048019,
RPI_FIRMWARE_GET_COMMAND_LINE = 0x00050001,
RPI_FIRMWARE_GET_DMA_CHANNELS = 0x00060001,
};
enum rpi_firmware_clk_id
{
RPI_FIRMWARE_EMMC_CLK_ID = 1,
RPI_FIRMWARE_UART_CLK_ID,
RPI_FIRMWARE_ARM_CLK_ID,
RPI_FIRMWARE_CORE_CLK_ID,
RPI_FIRMWARE_V3D_CLK_ID,
RPI_FIRMWARE_H264_CLK_ID,
RPI_FIRMWARE_ISP_CLK_ID,
RPI_FIRMWARE_SDRAM_CLK_ID,
RPI_FIRMWARE_PIXEL_CLK_ID,
RPI_FIRMWARE_PWM_CLK_ID,
RPI_FIRMWARE_HEVC_CLK_ID,
RPI_FIRMWARE_EMMC2_CLK_ID,
RPI_FIRMWARE_M2MC_CLK_ID,
RPI_FIRMWARE_PIXEL_BVB_CLK_ID,
RPI_FIRMWARE_VEC_CLK_ID,
RPI_FIRMWARE_DISP_CLK_ID,
RPI_FIRMWARE_NUM_CLK_ID,
};
#define GET_DISPLAY_SETTINGS_PAYLOAD_SIZE 64
rt_packed(struct rpi_firmware_clk_rate_request
{
rt_le32_t id; /* ID of the clock being queried */
rt_le32_t rate; /* Rate in Hertz. Set by the firmware */
});
#define RPI_FIRMWARE_CLK_RATE_REQUEST(ID) \
{ \
.id = ID, \
}
void *rpi_firmware_property_raw_alloc(struct rpi_firmware *rpi_fw,
rt_size_t max_header_tag_size, rt_ubase_t *out_bus_addr);
void rpi_firmware_property_raw_free(struct rpi_firmware *rpi_fw,
rt_size_t max_header_tag_size, void *buf, rt_ubase_t bus_addr);
rt_err_t rpi_firmware_property(struct rpi_firmware *rpi_fw,
rt_uint32_t tag, void *tag_data, rt_size_t buf_size);
rt_err_t rpi_firmware_property_raw(struct rpi_firmware *rpi_fw, rt_uint32_t tag,
rt_ubase_t bus_addr, struct rpi_firmware_property_tag_header *header, rt_size_t req_size);
rt_err_t rpi_firmware_property_list(struct rpi_firmware *rpi_fw,
void *data, rt_size_t tag_size);
rt_err_t rpi_firmware_property_list_raw(struct rpi_firmware *rpi_fw,
rt_ubase_t bus_addr, void *data, rt_size_t tag_size);
rt_uint32_t rpi_firmware_clk_get_max_rate(struct rpi_firmware *rpi_fw, rt_uint32_t id);
struct rt_ofw_node *rpi_firmware_find_node(void);
struct rpi_firmware *rpi_firmware_get(struct rt_ofw_node *fw_np);
void rpi_firmware_put(struct rpi_firmware *rpi_fw);
#endif /* __RASPBERRYPI_FIRMWARE_H__ */
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