.. _rb_sched_rr: ==================================== 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. .. table:: ======== ============= ====== ====== ====== ====== ============= 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 :ref:`rb_overview` for definitions of the standard register block header fields. .. object:: Offset The offset field contains the offset to the start of the scheduler, relative to the start of the current region. .. table:: ======== ====== ====== ====== ====== ============= Address 31..24 23..16 15..8 7..0 Reset value ======== ====== ====== ====== ====== ============= RBB+0x0C Offset to scheduler RO - ======== ============================== ============= .. object:: Channel count The channel count field contains the number of channels. .. table:: ======== ====== ====== ====== ====== ============= Address 31..24 23..16 15..8 7..0 Reset value ======== ====== ====== ====== ====== ============= RBB+0x10 Channel count RO - ======== ============================== ============= .. object:: Channel stride The channel stride field contains the size of the region for each channel. .. table:: ======== ====== ====== ====== ====== ============= Address 31..24 23..16 15..8 7..0 Reset value ======== ====== ====== ====== ====== ============= RBB+0x14 Channel stride RO 0x00000004 ======== ============================== ============= .. object:: Control The control field contains scheduler-related control bits. .. table:: ======== ====== ====== ====== ====== ============= Address 31..24 23..16 15..8 7..0 Reset value ======== ====== ====== ====== ====== ============= RBB+0x18 Control RW 0x00000000 ======== ============================== ============= .. table:: === ======== Bit Function === ======== 0 Enable === ======== .. object:: 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. .. table:: ======== ====== ====== ====== ====== ============= Address 31..24 23..16 15..8 7..0 Reset value ======== ====== ====== ====== ====== ============= RBB+0x1C Dest RW - ======== ============================== ============= Round-robin scheduler CSRs ========================== Each scheduler channel has several associated control registers, detailed in this table: .. table:: ========= ============== ====== ====== ====== ====== ============= Address Field 31..24 23..16 15..8 7..0 Reset value ========= ============== ====== ====== ====== ====== ============= Base+0x00 Control Control RW 0x00000000 ========= ============== ============================== ============= .. object:: Control The control field contains scheduler-related control bits. .. table:: ========= ====== ====== ====== ====== ============= Address 31..24 23..16 15..8 7..0 Reset value ========= ====== ====== ====== ====== ============= Base+0x00 Control RW 0x00000000 ========= ============================== ============= .. table:: === ============= Bit Function === ============= 0 Enable 1 Global enable 2 Control enable 16 Active 24 Scheduled === =============