9.25. Round-robin scheduler register block
The round-robin scheduler register block has a header with type 0x0000C040, version 0x00000100, and indicates the location of the scheduler in the register space, as well as containing some control, status, and informational registers.
Address |
Field |
31..24 |
23..16 |
15..8 |
7..0 |
Reset value |
---|---|---|---|---|---|---|
RBB+0x00 |
Type |
Vendor ID |
Type |
RO 0x0000C040 |
||
RBB+0x04 |
Version |
Major |
Minor |
Patch |
Meta |
RO 0x00000100 |
RBB+0x08 |
Next pointer |
Pointer to next register block |
RO - |
|||
RBB+0x0C |
Offset |
Offset to scheduler |
RO - |
|||
RBB+0x10 |
CH count |
Channel count |
RO - |
|||
RBB+0x14 |
CH stride |
Channel stride |
RO 0x00000004 |
|||
RBB+0x18 |
Control |
Control |
RW 0x00000000 |
|||
RBB+0x1C |
Dest |
Dest |
RW - |
See Register blocks for definitions of the standard register block header fields.
- Offset
The offset field contains the offset to the start of the scheduler, relative to the start of the current region.
Address
31..24
23..16
15..8
7..0
Reset value
RBB+0x0C
Offset to scheduler
RO -
- Channel count
The channel count field contains the number of channels.
Address
31..24
23..16
15..8
7..0
Reset value
RBB+0x10
Channel count
RO -
- Channel stride
The channel stride field contains the size of the region for each channel.
Address
31..24
23..16
15..8
7..0
Reset value
RBB+0x14
Channel stride
RO 0x00000004
- Control
The control field contains scheduler-related control bits.
Address
31..24
23..16
15..8
7..0
Reset value
RBB+0x18
Control
RW 0x00000000
Bit
Function
0
Enable
- Dest
The dest field controls the destination port and traffic class of the scheduler. It is initialized with the scheduler’s index with traffic class 0.
Address
31..24
23..16
15..8
7..0
Reset value
RBB+0x1C
Dest
RW -
9.25.1. Round-robin scheduler CSRs
Each scheduler channel has several associated control registers, detailed in this table:
Address |
Field |
31..24 |
23..16 |
15..8 |
7..0 |
Reset value |
---|---|---|---|---|---|---|
Base+0x00 |
Control |
Control |
RW 0x00000000 |
- Control
The control field contains scheduler-related control bits.
Address
31..24
23..16
15..8
7..0
Reset value
Base+0x00
Control
RW 0x00000000
Bit
Function
0
Enable
1
Global enable
2
Control enable
16
Active
24
Scheduled