MEDIATEK Ralink MT7620 - Memory Map Summary

PGMT7620_V.1.0_040503
Page 13 of 523
MT7620 PROGRAMMING GUIDE
Integrated 802.11n MAC/BBP and 2.4 GHz RF/FEM Router-on-a-Chip
1.3 Memory Map Summary
Start
End
Size
Description
0000.0000
-
0FFF.FFFF
256 MBytes
DDR2 256 MB/ DDR1 256 MB/SDRAM 128 MB
1000.0000
-
1000.00FF
256 Bytes
SYSCTL
1000.0100
-
1000.01FF
256 Bytes
TIMER
1000.0200
-
1000.02FF
256 Bytes
INTCTL
1000.0300
-
1000.03FF
256 Bytes
MEM_CTRL (SDR/DDR)
1000.0400
-
1000.04FF
256 Bytes
Rbus Matrix CTRL
1000.0500
-
1000.05FF
256 Bytes
UART
1000.0600
-
1000.06FF
256 Bytes
PIO
1000.0700
-
1000.07FF
256 Bytes
<<Reserved>>
1000.0800
-
1000.08FF
256 Bytes
NAND Controller
1000.0900
-
1000.09FF
256 Bytes
I2C
1000.0A00
-
1000.0AFF
256 Bytes
I2S
1000.0B00
-
1000.0BFF
256 Bytes
SPI
1000.0C00
-
1000.0CFF
256 Bytes
UARTLITE
1000.0D00
-
1000.0DFF
256 Bytes
MIPS CNT
1000.2000
-
1000.27FF
2 KBytes
PCM (up to 16 channels)
1000.2800
-
1000.2FFF
2 KBytes
Generic DMA (up to 64 channels)
1000.3000
-
1000.37FF
2 KBytes
<<Reserved>>
1000.3800
-
1000.3FFF
2 KBytes
<<Reserved>>
1000.4000
-
100F.FFFF
<<Reserved>>
1010.0000
-
1010.FFFF
64 KBytes
Frame Engine
1011.0000
-
1011.7FFF
32 KBytes
Ethernet Swtich
1011.8000
1011.FFFF
32 KBytes
ROM
1012.0000
-
1012.7FFF
32 KBytes
USB Device Control
1012.8000
-
1012.FFFF
32 KBytes
<<Reserved>>
1013.0000
-
1013.3FFF
16 KBytes
SDHC
1013.4000
-
1013.FFFF
48 KBytes
<<Reserved>>
1014.0000
-
1017.FFFF
256 KBytes
PCI Express
1018.0000
-
101B.FFFF
256 KBytes
WLAN BBP/MAC
101C.0000
-
101F.FFFF
256 KBytes
USB Host
1020.0000
-
1023.FFFF
256 KBytes
<<Reserved>>
1024.0000
-
1027.FFFF
256 KBytes
<<Reserved>>
1028.0000
-
1BFF.FFFF
<<Reserved>>
1C00.0000
-
1C00.7FFF
32 KB ROM
When the system is powered on, a 24 KB internal
boot ROM is mapped.