196 lines
4.5 KiB
C
196 lines
4.5 KiB
C
#ifndef RPI_MAILBOX_INTERFACE_H
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#define RPI_MAILBOX_INTERFACE_H
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#define PROP_BUFFER_SIZE 8192
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#define PROP_SIZE 1024
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typedef enum
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{
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POWER_MANAGEMENT = 0,
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FRAMEBUFFER,
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VIRTUAL_UART,
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VCHIQ,
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LEDS,
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BUTTONS,
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TOUCH_SCREEN,
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UNDEFINED,
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PTAG_ARM_TO_VC,
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PTAG_VC_TO_ARM
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} Channel;
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/**
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@brief An enum of the RPI->Videocore firmware mailbox property interface
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properties. Further details are available from
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https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface
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Getting out of date now see;-
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https://github.com/raspberrypi/firmware/issues/719
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*/
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typedef enum {
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/* Videocore */
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TAG_GET_FIRMWARE_VERSION = 0x1,
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GET_GPIO_STATE = 0x00030041,
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SET_GPIO_STATE = 0x00038041,
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/* Hardware */
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TAG_GET_BOARD_MODEL = 0x10001,
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TAG_GET_BOARD_REVISION,
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TAG_GET_BOARD_MAC_ADDRESS,
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TAG_GET_BOARD_SERIAL,
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TAG_GET_ARM_MEMORY,
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TAG_GET_VC_MEMORY,
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TAG_GET_CLOCKS,
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/* Config */
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TAG_GET_COMMAND_LINE = 0x50001,
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/* Shared resource management */
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TAG_GET_DMA_CHANNELS = 0x60001,
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/* Power */
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TAG_GET_POWER_STATE = 0x20001,
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TAG_GET_TIMING,
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TAG_SET_POWER_STATE = 0x28001,
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/* Clocks */
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TAG_GET_CLOCK_STATE = 0x30001,
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TAG_SET_CLOCK_STATE = 0x38001,
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TAG_GET_CLOCK_RATE = 0x30002,
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TAG_SET_CLOCK_RATE = 0x38002,
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TAG_GET_MAX_CLOCK_RATE = 0x30004,
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TAG_GET_MIN_CLOCK_RATE = 0x30007,
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TAG_GET_TURBO = 0x30009,
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TAG_SET_TURBO = 0x38009,
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/* Voltage */
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TAG_GET_VOLTAGE = 0x30003,
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TAG_SET_VOLTAGE = 0x38003,
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TAG_GET_MAX_VOLTAGE = 0x30005,
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TAG_GET_MIN_VOLTAGE = 0x30008,
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TAG_GET_TEMPERATURE = 0x30006,
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TAG_GET_MAX_TEMPERATURE = 0x3000A,
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TAG_GET_STC = 0x3000B,
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TAG_ALLOCATE_MEMORY = 0x3000C,
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TAG_LOCK_MEMORY = 0x3000D,
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TAG_UNLOCK_MEMORY = 0x3000E,
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TAG_RELEASE_MEMORY = 0x3000F,
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TAG_EXECUTE_CODE = 0x30010,
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TAG_EXECUTE_QPU = 0x30011,
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TAG_SET_ENABLE_QPU = 0x30012,
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TAG_GET_DISPMANX_MEM_HANDLE = 0x30014,
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TAG_GET_EDID_BLOCK = 0x30020,
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TAG_GET_CUSTOMER_OTP = 0x30021,
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TAG_GET_DOMAIN_STATE = 0x30030,
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TAG_GET_GPIO_STATE = 0x30041,
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TAG_SET_GPIO_STATE = 0x38041,
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TAG_GET_GPIO_CONFIG = 0x30043,
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TAG_SET_GPIO_CONFIG = 0x38043,
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TAG_SET_CUSTOMER_OTP = 0x38021,
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TAG_SET_DOMAIN_STATE = 0x38030,
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TAG_SET_SDHOST_CLOCK = 0x38042,
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/* Framebuffer */
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TAG_ALLOCATE_BUFFER = 0x40001,
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TAG_RELEASE_BUFFER = 0x48001,
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TAG_BLANK_SCREEN = 0x40002,
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TAG_GET_PHYSICAL_SIZE = 0x40003,
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TAG_TEST_PHYSICAL_SIZE = 0x44003,
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TAG_SET_PHYSICAL_SIZE = 0x48003,
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TAG_GET_VIRTUAL_SIZE = 0x40004,
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TAG_TEST_VIRTUAL_SIZE = 0x44004,
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TAG_SET_VIRTUAL_SIZE = 0x48004,
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TAG_GET_DEPTH = 0x40005,
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TAG_TEST_DEPTH = 0x44005,
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TAG_SET_DEPTH = 0x48005,
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TAG_GET_PIXEL_ORDER = 0x40006,
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TAG_TEST_PIXEL_ORDER = 0x44006,
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TAG_SET_PIXEL_ORDER = 0x48006,
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TAG_GET_ALPHA_MODE = 0x40007,
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TAG_TEST_ALPHA_MODE = 0x44007,
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TAG_SET_ALPHA_MODE = 0x48007,
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TAG_GET_PITCH = 0x40008,
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TAG_GET_VIRTUAL_OFFSET = 0x40009,
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TAG_TEST_VIRTUAL_OFFSET = 0x44009,
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TAG_SET_VIRTUAL_OFFSET = 0x48009,
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TAG_GET_OVERSCAN = 0x4000A,
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TAG_TEST_OVERSCAN = 0x4400A,
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TAG_SET_OVERSCAN = 0x4800A,
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TAG_GET_PALETTE = 0x4000B,
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TAG_TEST_PALETTE = 0x4400B,
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TAG_SET_PALETTE = 0x4800B,
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TAG_TEST_VSYNC = 0x4400e,
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TAG_SET_VSYNC = 0x4800e,
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TAG_SET_BACKLIGHT = 0x4800f,
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TAG_GET_TOUCHBUF = 0x4000F,
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TAG_GET_GPIOVIRTBUF = 0x40010,
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TAG_SET_CURSOR_INFO = 0x8011,
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TAG_SET_CURSOR_STATE = 0x8010,
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TAG_USB = 0xB880
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} rpi_mailbox_tag_t;
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typedef enum {
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TAG_STATE_REQUEST = 0,
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TAG_STATE_RESPONSE = 1,
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} rpi_tag_state_t;
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typedef enum {
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PT_OSIZE = 0,
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PT_OREQUEST_OR_RESPONSE = 1,
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} rpi_tag_buffer_offset_t;
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typedef enum {
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T_OIDENT = 0,
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T_OVALUE_SIZE = 1,
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T_ORESPONSE = 2,
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T_OVALUE = 3,
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} rpi_tag_offset_t;
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typedef struct {
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int tag;
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int byte_length;
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union {
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int value_32;
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unsigned char buffer_8[PROP_SIZE];
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int buffer_32[PROP_SIZE >> 2];
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} data;
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} rpi_mailbox_property_t;
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/* Clock ID values */
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#define RES_CLK_ID 0x000000000
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#define EMMC_CLK_ID 0x000000001
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#define UART_CLK_ID 0x000000002
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#define ARM_CLK_ID 0x000000003
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#define CORE_CLK_ID 0x000000004
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#define V3D_CLK_ID 0x000000005
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#define H264_CLK_ID 0x000000006
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#define ISP_CLK_ID 0x000000007
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#define SDRAM_CLK_ID 0x000000008
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#define PIXEL_CLK_ID 0x000000009
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#define PWM_CLK_ID 0x00000000a
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#define MIN_CLK_ID 0x000000001
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#define MAX_CLK_ID 0x00000000a
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extern void RPI_PropertyInit( void );
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extern void RPI_PropertyAddTag( rpi_mailbox_tag_t tag, ... );
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extern int RPI_PropertyProcess( void );
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extern void RPI_PropertyProcessNoCheck( void );
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extern rpi_mailbox_property_t* RPI_PropertyGet( rpi_mailbox_tag_t tag );
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//extern void SetACTLED(int value);
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#endif
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