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-rw-r--r--include/soc/bcm2835/raspberrypi-firmware.h120
1 files changed, 120 insertions, 0 deletions
diff --git a/include/soc/bcm2835/raspberrypi-firmware.h b/include/soc/bcm2835/raspberrypi-firmware.h
new file mode 100644
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1/*
2 * Copyright © 2015 Broadcom
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8
9#ifndef __SOC_RASPBERRY_FIRMWARE_H__
10#define __SOC_RASPBERRY_FIRMWARE_H__
11
12#include <linux/types.h>
13#include <linux/of_device.h>
14
15struct rpi_firmware;
16
17enum rpi_firmware_property_status {
18 RPI_FIRMWARE_STATUS_REQUEST = 0,
19 RPI_FIRMWARE_STATUS_SUCCESS = 0x80000000,
20 RPI_FIRMWARE_STATUS_ERROR = 0x80000001,
21};
22
23/**
24 * struct rpi_firmware_property_tag_header - Firmware property tag header
25 * @tag: One of enum_mbox_property_tag.
26 * @buf_size: The number of bytes in the value buffer following this
27 * struct.
28 * @req_resp_size: On submit, the length of the request (though it doesn't
29 * appear to be currently used by the firmware). On return,
30 * the length of the response (always 4 byte aligned), with
31 * the low bit set.
32 */
33struct rpi_firmware_property_tag_header {
34 u32 tag;
35 u32 buf_size;
36 u32 req_resp_size;
37};
38
39enum rpi_firmware_property_tag {
40 RPI_FIRMWARE_PROPERTY_END = 0,
41 RPI_FIRMWARE_GET_FIRMWARE_REVISION = 0x00000001,
42
43 RPI_FIRMWARE_SET_CURSOR_INFO = 0x00008010,
44 RPI_FIRMWARE_SET_CURSOR_STATE = 0x00008011,
45
46 RPI_FIRMWARE_GET_BOARD_MODEL = 0x00010001,
47 RPI_FIRMWARE_GET_BOARD_REVISION = 0x00010002,
48 RPI_FIRMWARE_GET_BOARD_MAC_ADDRESS = 0x00010003,
49 RPI_FIRMWARE_GET_BOARD_SERIAL = 0x00010004,
50 RPI_FIRMWARE_GET_ARM_MEMORY = 0x00010005,
51 RPI_FIRMWARE_GET_VC_MEMORY = 0x00010006,
52 RPI_FIRMWARE_GET_CLOCKS = 0x00010007,
53 RPI_FIRMWARE_GET_POWER_STATE = 0x00020001,
54 RPI_FIRMWARE_GET_TIMING = 0x00020002,
55 RPI_FIRMWARE_SET_POWER_STATE = 0x00028001,
56 RPI_FIRMWARE_GET_CLOCK_STATE = 0x00030001,
57 RPI_FIRMWARE_GET_CLOCK_RATE = 0x00030002,
58 RPI_FIRMWARE_GET_VOLTAGE = 0x00030003,
59 RPI_FIRMWARE_GET_MAX_CLOCK_RATE = 0x00030004,
60 RPI_FIRMWARE_GET_MAX_VOLTAGE = 0x00030005,
61 RPI_FIRMWARE_GET_TEMPERATURE = 0x00030006,
62 RPI_FIRMWARE_GET_MIN_CLOCK_RATE = 0x00030007,
63 RPI_FIRMWARE_GET_MIN_VOLTAGE = 0x00030008,
64 RPI_FIRMWARE_GET_TURBO = 0x00030009,
65 RPI_FIRMWARE_GET_MAX_TEMPERATURE = 0x0003000a,
66 RPI_FIRMWARE_ALLOCATE_MEMORY = 0x0003000c,
67 RPI_FIRMWARE_LOCK_MEMORY = 0x0003000d,
68 RPI_FIRMWARE_UNLOCK_MEMORY = 0x0003000e,
69 RPI_FIRMWARE_RELEASE_MEMORY = 0x0003000f,
70 RPI_FIRMWARE_EXECUTE_CODE = 0x00030010,
71 RPI_FIRMWARE_EXECUTE_QPU = 0x00030011,
72 RPI_FIRMWARE_SET_ENABLE_QPU = 0x00030012,
73 RPI_FIRMWARE_GET_DISPMANX_RESOURCE_MEM_HANDLE = 0x00030014,
74 RPI_FIRMWARE_GET_EDID_BLOCK = 0x00030020,
75 RPI_FIRMWARE_SET_CLOCK_STATE = 0x00038001,
76 RPI_FIRMWARE_SET_CLOCK_RATE = 0x00038002,
77 RPI_FIRMWARE_SET_VOLTAGE = 0x00038003,
78 RPI_FIRMWARE_SET_TURBO = 0x00038009,
79
80 /* Dispmanx TAGS */
81 RPI_FIRMWARE_FRAMEBUFFER_ALLOCATE = 0x00040001,
82 RPI_FIRMWARE_FRAMEBUFFER_BLANK = 0x00040002,
83 RPI_FIRMWARE_FRAMEBUFFER_GET_PHYSICAL_WIDTH_HEIGHT = 0x00040003,
84 RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_WIDTH_HEIGHT = 0x00040004,
85 RPI_FIRMWARE_FRAMEBUFFER_GET_DEPTH = 0x00040005,
86 RPI_FIRMWARE_FRAMEBUFFER_GET_PIXEL_ORDER = 0x00040006,
87 RPI_FIRMWARE_FRAMEBUFFER_GET_ALPHA_MODE = 0x00040007,
88 RPI_FIRMWARE_FRAMEBUFFER_GET_PITCH = 0x00040008,
89 RPI_FIRMWARE_FRAMEBUFFER_GET_VIRTUAL_OFFSET = 0x00040009,
90 RPI_FIRMWARE_FRAMEBUFFER_GET_OVERSCAN = 0x0004000a,
91 RPI_FIRMWARE_FRAMEBUFFER_GET_PALETTE = 0x0004000b,
92 RPI_FIRMWARE_FRAMEBUFFER_RELEASE = 0x00048001,
93 RPI_FIRMWARE_FRAMEBUFFER_TEST_PHYSICAL_WIDTH_HEIGHT = 0x00044003,
94 RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_WIDTH_HEIGHT = 0x00044004,
95 RPI_FIRMWARE_FRAMEBUFFER_TEST_DEPTH = 0x00044005,
96 RPI_FIRMWARE_FRAMEBUFFER_TEST_PIXEL_ORDER = 0x00044006,
97 RPI_FIRMWARE_FRAMEBUFFER_TEST_ALPHA_MODE = 0x00044007,
98 RPI_FIRMWARE_FRAMEBUFFER_TEST_VIRTUAL_OFFSET = 0x00044009,
99 RPI_FIRMWARE_FRAMEBUFFER_TEST_OVERSCAN = 0x0004400a,
100 RPI_FIRMWARE_FRAMEBUFFER_TEST_PALETTE = 0x0004400b,
101 RPI_FIRMWARE_FRAMEBUFFER_SET_PHYSICAL_WIDTH_HEIGHT = 0x00048003,
102 RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_WIDTH_HEIGHT = 0x00048004,
103 RPI_FIRMWARE_FRAMEBUFFER_SET_DEPTH = 0x00048005,
104 RPI_FIRMWARE_FRAMEBUFFER_SET_PIXEL_ORDER = 0x00048006,
105 RPI_FIRMWARE_FRAMEBUFFER_SET_ALPHA_MODE = 0x00048007,
106 RPI_FIRMWARE_FRAMEBUFFER_SET_VIRTUAL_OFFSET = 0x00048009,
107 RPI_FIRMWARE_FRAMEBUFFER_SET_OVERSCAN = 0x0004800a,
108 RPI_FIRMWARE_FRAMEBUFFER_SET_PALETTE = 0x0004800b,
109
110 RPI_FIRMWARE_GET_COMMAND_LINE = 0x00050001,
111 RPI_FIRMWARE_GET_DMA_CHANNELS = 0x00060001,
112};
113
114int rpi_firmware_property(struct rpi_firmware *fw,
115 u32 tag, void *data, size_t len);
116int rpi_firmware_property_list(struct rpi_firmware *fw,
117 void *data, size_t tag_size);
118struct rpi_firmware *rpi_firmware_get(struct device_node *firmware_node);
119
120#endif /* __SOC_RASPBERRY_FIRMWARE_H__ */
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