init

2026-06-12 07:53:32 +02:00
commit 59e71f3297
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--- a/materijal/apb_uvc/sv/apb_env.sv
+++ b/materijal/apb_uvc/sv/apb_env.sv
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+/****************************************************************************
+    +-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+ +-+-+-+-+-+-+-+-+
+    |F|u|n|c|t|i|o|n|a|l| |V|e|r|i|f|i|c|a|t|i|o|n| |o|f| |H|a|r|d|w|a|r|e|
+    +-+-+-+-+-+-+-+-+-+-+ +-+-+-+-+-+-+-+-+-+-+-+-+ +-+-+ +-+-+-+-+-+-+-+-+
+
+    FILE            apb_env.sv
+
+    DESCRIPTION     environment containing the master and slave agents
+
+ ****************************************************************************/
+
+`ifndef APB_ENV_SV
+`define APB_ENV_SV
+
+/**
+ * Class: apb_env
+ */
+class apb_env extends uvm_env;
+    
+    apb_slave_agent  slaves[]; // can have more than one slave
+    apb_master_agent master;   // one master
+
+    apb_config cfg; // uvc configuration
+
+    // UVM factory registration
+    `uvm_component_utils_begin(apb_env)
+        `uvm_field_object(cfg, UVM_DEFAULT)
+    `uvm_component_utils_end    
+
+    // new - constructor
+	function new(string name = "apb_env", uvm_component parent = null);
+		super.new(name, parent);
+	endfunction : new
+    
+    // UVM build_phase
+    function void build_phase(uvm_phase phase);
+        super.build_phase(phase);
+        
+        // get configuration from db or use default configuration if none is set
+        if(!uvm_config_db#(apb_config)::get(this, "", "apb_config", cfg)) begin
+            `uvm_info("NOCONFIG", "Using default_apb_config", UVM_LOW)
+            apb_config::type_id::set_type_override(default_apb_config::get_type(), 1);
+            cfg = apb_config::type_id::create("cfg");
+        end
+                
+        // set the master configuration
+        if(cfg.has_master) begin
+            uvm_config_db#(apb_config)::set(this, "master*", "apb_config", cfg);
+        end
+        // set the slave configurations
+        foreach(cfg.slave_cfg_queue[i]) begin
+            string sname;
+            sname = $sformatf("slave[%0d]*", i);
+            uvm_config_db#(apb_slave_config)::set(this, sname, "apb_slave_config", cfg.slave_cfg_queue[i]);
+        end
+
+        // create agents
+        if(cfg.has_master) begin
+            master = apb_master_agent::type_id::create("master",this);
+        end
+        if(cfg.num_of_slave_agents != 0) begin
+            slaves = new[cfg.num_of_slave_agents];
+            for(int i = 0; i < cfg.slave_cfg_queue.size(); i++) begin
+                if(cfg.slave_cfg_queue[i].create_agent == 1) begin
+                    slaves[i] = apb_slave_agent::type_id::create($sformatf("slave[%0d]", i), this);
+                end
+            end
+        end
+
+    endfunction : build_phase  
+
+endclass : apb_env
+
+`endif
+