Ethernet Controller Special Registers - Samsung S3C2500B User Manual

S3C2500B

7.4 ETHERNET CONTROLLER SPECIAL REGISTERS

There are two Ethernet controllers in S3C2500B. They are same each other except the base addresses for
internal registers.
Registers
BDMATXCONA
BDMARXCONA
BDMATXDPTRA
BDMARXDPTRA 0xF00A000C
BTXBDCNTA
BRXBDCNTA
BMTXINTENA
BMRXINTENA 0xF00A001C
BMTXSTATA
BMRXSTATA
BDMARXLENA
CFTXSTATA
MACCONA
CAMCONA
MACTXCONA
MACTXSTATA 0xF00B000C
MACRXCONA
MACRXSTATA
STADATAA
STACONA 0xF00B001C
CAMENA
MISSCNTA 0xF00B003C
PZCNTA
RMPZCNTA
CAMA 0xF00B0080-
0xF00B00FC
Table 7-2. ETHERNET 0 Special Registers
Address R/W
0xF00A0000 R/W
0xF00A0004 R/W
0xF00A0008 R/W
R/W
0xF00A0010 R/W
0xF00A0014 R/W
0xF00A0018 R/W
R/W
0xF00A0020 R/W
0xF00A0024 R/W
0xF00A0028 R/W
0xF00A0030 R
0xF00B0000 R/W
0xF00B0004 R/W
0xF00B0008 R/W
R/W
0xF00B0010 R/W
0xF00B0014 R/W
0xF00B0018 R/W
R/W
0xF00B0028 R/W
R(Clr)/W Missed error count
0xF00B0040 R
0xF00B0044 R
W
Description
Buffered DMA transmit control register
Buffered DMA receive control register
Transmit buffer descriptor start address
Receive buffer descriptor start address
BDMA Tx buffer descriptor counter
BDMA Rx buffer descriptor counter
BDMA/MAC Tx Interrupt enable register
BDMA/MAC Rx Interrupt enable register
BDMA/MAC Tx Status register
BDMA/MAC Rx Status register
Receive Frame Size
Transmit control frame status
MAC control
CAM control
Transmit control
Transmit status
Receive control
Receive status
Station management data
Station management control and address
CAM enable
Pause count
Remote pause count
CAM content (32 words)
ETHERNET CONTROLLER
Reset Value
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00000000
0x00006000
0x00000000
0x00000000
0x00000000
0x00000000
Undefined
7-13