[i2c,dv] Map the 'i2c_host_may_nack' vseq to the TP:host_mode_halt_on…

…_nak Signed-off-by: Harry Callahan <[email protected]>
lowRISC · Jul 5, 2024 · 79cecdc · 79cecdc
1 parent 6c39ade
commit 79cecdc
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/hw/ip/i2c/data/i2c_testplan.hjson b/hw/ip/i2c/data/i2c_testplan.hjson
@@ -647,7 +647,7 @@
                 reached.
             '''
       stage: V2
-      tests: []
+      tests: ["i2c_host_may_nack"]
     }
     {
       name: target_mode_n_byte_ack_control

diff --git a/hw/ip/i2c/dv/env/seq_lib/i2c_host_may_nack_vseq.sv b/hw/ip/i2c/dv/env/seq_lib/i2c_host_may_nack_vseq.sv
@@ -2,6 +2,10 @@
 // Licensed under the Apache License, Version 2.0, see LICENSE for details.
 // SPDX-License-Identifier: Apache-2.0
 
+// This vseq generates normal DUT-Controller transactions using the base class routines
+// (from the rx_tx_vseq), except we substitute in an agent sequence which may randomly
+// NACK any bytes transmitted to it.
+//
 class i2c_host_may_nack_vseq extends i2c_rx_tx_vseq;
   `uvm_object_utils(i2c_host_may_nack_vseq)
   `uvm_object_new