mirror of
https://github.com/isometimes/rpi4-osdev
synced 2024-11-08 19:30:39 +00:00
35 lines
734 B
C
35 lines
734 B
C
|
extern volatile unsigned int mbox[36];
|
||
|
|
|
||
|
|
enum {
|
||
|
|
MBOX_REQUEST = 0
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
MBOX_CH_POWER = 0,
|
||
|
|
MBOX_CH_FB = 1,
|
||
|
|
MBOX_CH_VUART = 2,
|
||
|
|
MBOX_CH_VCHIQ = 3,
|
||
|
|
MBOX_CH_LEDS = 4,
|
||
|
|
MBOX_CH_BTNS = 5,
|
||
|
|
MBOX_CH_TOUCH = 6,
|
||
|
|
MBOX_CH_COUNT = 7,
|
||
|
|
MBOX_CH_PROP = 8 // Request from ARM for response by VideoCore
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
MBOX_TAG_SETPOWER = 0x28001,
|
||
|
|
MBOX_TAG_SETCLKRATE = 0x38002,
|
||
|
|
|
||
|
|
MBOX_TAG_SETPHYWH = 0x48003,
|
||
|
|
MBOX_TAG_SETVIRTWH = 0x48004,
|
||
|
|
MBOX_TAG_SETVIRTOFF = 0x48009,
|
||
|
|
MBOX_TAG_SETDEPTH = 0x48005,
|
||
|
|
MBOX_TAG_SETPXLORDR = 0x48006,
|
||
|
|
MBOX_TAG_GETFB = 0x40001,
|
||
|
|
MBOX_TAG_GETPITCH = 0x40008,
|
||
|
|
|
||
|
|
MBOX_TAG_LAST = 0
|
||
|
|
};
|
||
|
|
|
||
|
|
unsigned int mbox_call(unsigned char ch);
|