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[dv] Use fetch enable sequence by default

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This sequence randomly toggles the fetch enable.
This commit is contained in:
Greg Chadwick 2022-10-15 20:36:49 +01:00 • committed by Greg Chadwick
parent 7feffd566f
commit 083fe2a54f
2 changed files with 15 additions and 2 deletions
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3
dv/uvm/core_ibex/env/core_ibex_env_cfg.sv vendored
View file

@ -9,6 +9,7 @@ class core_ibex_env_cfg extends uvm_object;
bit enable_irq_nmi_seq;
bit enable_nested_irq;
bit enable_debug_seq;
bit disable_fetch_enable_seq;
bit disable_cosim;
bit[31:0] max_interval;
bit require_signature_addr;
@ -22,6 +23,7 @@ class core_ibex_env_cfg extends uvm_object;
`uvm_field_int(enable_irq_nmi_seq, UVM_DEFAULT)
`uvm_field_int(enable_nested_irq, UVM_DEFAULT)
`uvm_field_int(enable_debug_seq, UVM_DEFAULT)
`uvm_field_int(disable_fetch_enable_seq, UVM_DEFAULT)
`uvm_field_int(disable_cosim, UVM_DEFAULT)
`uvm_field_int(max_interval, UVM_DEFAULT)
`uvm_field_int(require_signature_addr, UVM_DEFAULT)
@ -36,6 +38,7 @@ class core_ibex_env_cfg extends uvm_object;
void'($value$plusargs("enable_irq_nmi_seq=%0d", enable_irq_nmi_seq));
void'($value$plusargs("enable_nested_irq=%0d", enable_nested_irq));
void'($value$plusargs("enable_debug_seq=%0d", enable_debug_seq));
void'($value$plusargs("disable_fetch_enable_seq=%0d", disable_fetch_enable_seq));
void'($value$plusargs("disable_cosim=%0d", disable_cosim));
void'($value$plusargs("max_interval=%0d", max_interval));
void'($value$plusargs("require_signature_addr=%0d", require_signature_addr));

14
dv/uvm/core_ibex/tests/core_ibex_vseq.sv
View file

@ -17,6 +17,7 @@ class core_ibex_vseq extends uvm_sequence;
irq_drop_seq irq_drop_seq_h;
debug_seq debug_seq_stress_h;
debug_seq debug_seq_single_h;
fetch_enable_seq fetch_enable_seq_h;
core_ibex_env_cfg cfg;
bit[ibex_mem_intf_agent_pkg::DATA_WIDTH-1:0] data;
@ -35,8 +36,17 @@ class core_ibex_vseq extends uvm_sequence;
instr_intf_seq.m_mem = mem;
data_intf_seq.m_mem = mem;
fork
instr_intf_seq.start(p_sequencer.instr_if_seqr);
data_intf_seq.start(p_sequencer.data_if_seqr);
instr_intf_seq.start(p_sequencer.instr_if_seqr);
data_intf_seq.start(p_sequencer.data_if_seqr);
if (!cfg.disable_fetch_enable_seq) begin
fetch_enable_seq_h = fetch_enable_seq::type_id::create("fetch_enable_seq_h");
fetch_enable_seq_h.iteration_modes = InfiniteRuns;
fetch_enable_seq_h.stimulus_delay_cycles_min = 1000;
fetch_enable_seq_h.stimulus_delay_cycles_max = 2000;
fetch_enable_seq_h.start(null);
end
join_none
endtask // pre_body