G900 MemoryMap

Memory Map

offset	size	mmap I/O	Description
0x0000_0000	PXA SC0	0x0000_0000

DMA

Регистр	Имя	Значение	Значение	Description
0x4000_00E0	DRQSR0	0x00000000		DMA DREQ<0> Status register
0x4000_00E4	DRQSR1	0x00000000		DMA DREQ<1> Status register
0x4000_00E8	DRQSR2	0x00000000		DMA DREQ<2> Status register
0x4000_0130	DRCMR12	0x00000081		Request to Channel Map register for AC ’97 audio transmit request
0x4000_013C	DRCMR15	0x00000089		Request to Channel Map register for SSP2 receive request
0x4000_0140	DRCMR16	0x00000088		Request to Channel Map register for SSP2 transmit request
0x4000_0154	DRCMR21	0x00000094		Request to Channel Map register for MMC/SDIO receive request
0x4000_0004	DCSR1	0x00000108		DMA Control/Status register for Channel 1
0x4000_0210	DDADR1	0xa0f53001		DMA Descriptor Address register for Channel 1
0x4000_0214	DSADR1	0xa0f54000		DMA Source Address register for Channel 1
0x4000_0218	DTADR1	0x40500040		DMA Target Address register for Channel 1
0x4000_021C	DCMD1	0x9043c000		DMA Command Address register for Channel 1
0x4000_0020	DCSR8	0x40000008		DMA Control/Status register for Channel 8
0x4000_0280	DDADR8	0x00000000		DMA Descriptor Address register for Channel 8
0x4000_0284	DSADR8	0xb2f62f0c		DMA Source Address register for Channel 8
0x4000_0288	DTADR8	0x41700010		DMA Target Address register for Channel 8
0x4000_028C	DCMD8	0x90014000		DMA Command Address register for Channel 8
0x4000_0024	DCSR9	0x40000008		DMA Control/Status register for Channel 9
0x4000_0290	DDADR9	0x00000000		DMA Descriptor Address register for Channel 9
0x4000_0294	DSADR9	0x41700010		DMA Source Address register for Channel 9
0x4000_0298	DTADR9	0xb2eef70c		DMA Target Address register for Channel 9
0x4000_029C	DCMD9	0x60214000		DMA Command Address register for Channel 9
0x4000_0050	DCSR20	0x40000008		DMA Control/Status register for Channel 20
0x4000_0340	DDADR20	0x00000000		DMA Descriptor Address register for Channel 20
0x4000_0344	DSADR20	0x41100040		DMA Source Address register for Channel 20
0x4000_0348	DTADR20	0xa0f5d000		DMA Target Address register for Channel 20
0x4000_034C	DCMD20	0x6003c000		DMA Command Address register for Channel 20

Подключение

CHIP	Bus	mmap I/O	Description
doc flash???	PXA SC0	0x0000_0000
nand flash???	PXA SC1	0x0400_0000
Goforce 5500	PXA SC2	0x0800_0000	VLIO (32bit)
???	PXA SC4	0x1000_0000
MSM6280	PXA SC5	0x1400_0000	GSM Dual Port RAM (16bit)
WM9714	PXA AC97		Sound
Marvell 88w8385	PXA SPI3		WIFI
???	PXA SPI2		Дактелоскопический сенсор
CSR 41814	PXA BTUART		Bluetooth
AK 4183	PXA I2C	0x48	Touchscreen
Qwerty KB	PXA Matrix Keypad		Клавиатура
Buttons	PXA GPIO		кнопки
Flashligth	PXA GPIO		вспышка
bl kb и kp	PXA GPIO		подсветка клавиатуры и кнопок
G900_LCD	Goforce 5500 LCD		Экран
G900_LCD BL	PXA PWM1		Подсветка экрана
Camera 2mp	Goforce 5500 CAM		камера сзади
Camera 0.3mp	Goforce 5500 CAM		камера спереди