Регистры Allwinner H616

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DBG_REG1
3.2.4. Cluster 0 Debug Control Register - адрес: 0x90100c4 0x81000c4 (смещение: 0x00C4)

Конфигурация CPUX: список регистров



31 ||||||||||||||||| 16
15 ||||||||||||||||| 00

  Unused

Bits 31 : 16

  DBGRESTARTED_3_0

Bits 15 : 12
R/W
0x0

Handshake for DBGRESTART.


  Unused

Bits 11 : 8

  C_DBGNOPWRDWN

Bits 7 : 4
R
0x0

No power-down request. Debugger has requested that processor is not
powered down.
Debug no power down[3:0].


  C_DBGPWRUPREQ

Bits 3 : 0
R
0x0

Power up request
Debug power up request[3:0]
0: Do not request that the core is powered up
1: Request that the core is powered up



Команда U-Boot для чтения регистра

md 90100c4 1
md 81000c4 1



Bit fields structure

typedef union  dbg_reg1
{
  struct
  {
   unsigned c_dbgpwrupreq : 4;
   unsigned c_dbgnopwrdwn : 4;
   unsigned unused0 : 4;
   unsigned dbgrestarted_3_0 : 4;
   unsigned unused1 : 16;
  } b;
   unsigned long w;
} DBG_REG1
   

Allwinner H616 Manual