[chip,dv] add short iteration option to xbar test

In closed source env, xbar test run too long(+20hrs). Add short run option for fast regression. Signed-off-by: Jaedon Kim <[email protected]>
lowRISC · Jun 29, 2023 · 09a2f13 · 09a2f13
1 parent 1b887d0
commit 09a2f13
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diff --git a/hw/ip/tlul/generic_dv/env/seq_lib/xbar_random_vseq.sv b/hw/ip/tlul/generic_dv/env/seq_lib/xbar_random_vseq.sv
@@ -13,6 +13,7 @@ class xbar_random_vseq extends xbar_base_vseq;
  endfunction
 
  virtual task body();
+ if (cfg.short_xbar_test) num_trans = $urandom_range(1, 3);
  run_all_device_seq_nonblocking();
  for (int i = 1; i <= num_trans; i++) begin
  update_host_seq();

diff --git a/hw/ip/tlul/generic_dv/env/xbar_env_cfg.sv b/hw/ip/tlul/generic_dv/env/xbar_env_cfg.sv
@@ -31,6 +31,8 @@ class xbar_env_cfg extends dv_base_env_cfg;
  uint min_device_rsp_delay = 0;
  uint max_device_rsp_delay = 20;
 
+ // option to run short iteration
+ bit short_xbar_test = 0;
  `uvm_object_utils_begin(xbar_env_cfg)
  `uvm_field_array_object(host_agent_cfg, UVM_DEFAULT)
  `uvm_field_array_object(device_agent_cfg, UVM_DEFAULT)

diff --git a/hw/ip/tlul/generic_dv/tests/xbar_base_test.sv b/hw/ip/tlul/generic_dv/tests/xbar_base_test.sv
@@ -39,6 +39,7 @@ class xbar_base_test extends dv_base_test #(.ENV_T(xbar_env), .CFG_T(xbar_env_cf
  void'($value$plusargs("min_device_rsp_delay=%d", cfg.min_device_rsp_delay));
  void'($value$plusargs("max_device_rsp_delay=%d", cfg.max_device_rsp_delay));
  void'($value$plusargs("num_enabled_hosts=%d", cfg.num_enabled_hosts));
+ void'($value$plusargs("short_xbar_test=%b", cfg.short_xbar_test));
  cfg.update_agent_cfg();
  endfunction : build_phase