Broadcom BCM5722 - Table 417: Write DMA Length;Byte Enable and Request Diagnostic Register (Offset 0 X7 C18); Table 418: Read DMA Request Upper Address Diagnostic Register (Offset 0 X7 C1 C); Table 419: Read DMA Request Lower Address Diagnostic Register (Offset 0 X7 C20); Table 420: Read DMA Length and Request Diagnostic Register (Offset 0 X7 C24)

Programmer’s Guide BCM5722
10/15/07
Broadcom Corporation
Document 5722-PG101-R PCIe Registers Page 388
WRITE DMA LENGTH/BYTE ENABLE AND REQUEST DIAGNOSTIC REGISTER (OFFSET
0X7C18)
READ DMA REQUEST UPPER ADDRESS DIAGNOSTIC REGISTER (OFFSET 0X7C1C)
READ DMA REQUEST LOWER ADDRESS DIAGNOSTIC REGISTER (OFFSET 0X7C20)
READ DMA LENGTH AND REQUEST DIAGNOSTIC REGISTER (OFFSET 0X7C24)
Note: This register is not applicable to the BCM5906 device.
Table 417: Write DMA Length/Byte Enable and Request Diagnostic Register (Offset 0x7C18)
Bit Field Description Init Access
31:16 Reg_dw_lenbe_req Write DMA Request Length(15:0) 0 RO
15:8 – Write DMA Request Byte Enables(7:0) 0 RO
7:1 – Reserved 0 RO
0 – Write DMA Raw Request 0 RO
Note: This register is not applicable to the BCM5906 device.
Table 418: Read DMA Request Upper Address Diagnostic Register (Offset 0x7C1C)
Bit Field Description Init Access
31:0 Reg_dr_upr_addr Read DMA Request Upper Address (63:32) 0 RO
Note: This register is not applicable to the BCM5906 device.
Table 419: Read DMA Request Lower Address Diagnostic Register (Offset 0x7C20)
Bit Field Description Init Access
31:0 Reg_dr_lwr_addr Read DMA Request Lower Address (31:0) 0 RO
Note: This register is not applicable to the BCM5906 device.
Table 420: Read DMA Length and Request Diagnostic Register (Offset 0x7C24)
Bit Field Description Init Access
31:16
Reg_dr_len_req Read DMA Request Length(15:0)
0RO
15:1 Reserved – 0 RO
0 – Read DMA Raw Request 0 RO