s3c4510b Samsung Semiconductor, Inc., s3c4510b Datasheet - Page 239

• Manufacturer Part Number: s3c4510b
• Description: 16/32-bit Risc Microcontroller
• Manufacturer: Samsung Semiconductor, Inc.

S3C4510B
ETHERNET CONTROLLER
31
30
16
15
0
O
Frame Data Pointer
Reserved
Rx Status
Frame Length
Next Frame Descriptor Pointer
[31] Ownership bit (O)
0 = CPU
1 = BDMA
[30:0] Frame Data Pointer
Address of the frame data to be saved.
[15:0] Frame Length
The size of the received frame.
[31:16] Rx Status
The Rx status field of the receive frame is updated by the MAC after reception is
complete.
[31:0] Next frame descriptor pointer
Address of next frame descriptor.
Figure 7-6. Data Structure of Rx Frame Descriptor
7-17