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TCU QTW/DVM interface signals

The TCU QTW/DVM interface signals are based on the AMBA ACE5-Lite signals. See the Arm AMBA AXI and ACE Protocol Specification, AXI3, AXI4, AXI5, ACE and ACE5 for more information about these signals.

The following table shows the TCU QTW/DVM interface signals.

Table A-2 TCU QTW/DVM interface signals

Signal

Direction

Description

acaddr_qtw

Input

Snoop address.

acprot_qtw

Input

Snoop protection type.

acready_qtw

Output

Snoop address ready.

acsnoop_qtw

Input

Snoop transaction type.

acvalid_qtw

Input

Snoop address valid.

arid_qtw

Output

Read address ID.

araddr_qtw

Output

Read address.

arburst_qtw

Output

Burst type.

arcache_qtw

Output

Memory type.

ardomain_qtw

Output

Shareability domain.

arlen_qtw

Output

Burst length.

arlock_qtw

Output

Lock type.

arprot_qtw

Output

Protection type.

arqos_qtw

Output

QoS identifier.

arready_qtw

Input

Read address ready.

arregion_qtw

Output

Region identifier.

arsize_qtw

Output

Burst size.

arsnoop_qtw

Output

Transaction type.

arvalid_qtw

Output

Read address valid.

awid_qtw

Output

Write address ID.

awaddr_qtw

Output

Write address.

awburst_qtw

Output

Burst type.

awcache_qtw

Output

Memory type.

awdomain_qtw

Output

Shareability domain.

awlen_qtw

Output

Burst length.

awlock_qtw

Output

Lock type.

awprot_qtw

Output

Protection type.

awqos_qtw

Output

QoS identifier.

awready_qtw

Input

Write address ready.

awregion_qtw

Output

Region identifier.

awsize_qtw

Output

Burst size.

awsnoop_qtw

Output

Transaction type.

awvalid_qtw

Output

Write address valid.

crready_qtw

Input

Snoop response ready.

crresp_qtw

Output

Snoop response.

crvalid_qtw

Output

Snoop response valid.

rid_qtw

Input

Read data ID.

rdata_qtw

Input

Read data.

rlast_qtw

Input

Read last.

rready_qtw

Output

Read ready.

rresp_qtw

Input

Read response.

rvalid_qtw

Input

Read valid.

wdata_qtw

Output

Write data.

wlast_qtw

Output

Write last.

wready_qtw

Input

Write ready.

wstrb_qtw

Output

Write strobe.

wvalid_qtw

Output

Write valid.

bid_qtw

Input

Response ID.

bready_qtw

Output

Response ready.

bresp_qtw

Input

Write response.

bvalid_qtw

Input

Write response valid.

awakeup_qtw

Output

Wakeup.

acwakeup_qtw

Input

Snoop wakeup.

acvmidext_qtw

Input

Snoop Extended Virtual Machine IDentifier (VMID).

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