193 lines
4.4 KiB
Systemverilog
193 lines
4.4 KiB
Systemverilog
class sysreg_driver;
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sysreg_trans tr;
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//interface
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virtual sysreg_if vif;
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virtual spi_if wif;
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int pktnum;
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function new();
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endfunction
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extern task do_drive();
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extern task make_intr();
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endclass : sysreg_driver
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task sysreg_driver::do_drive();
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int pkt_i = 0;
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fork
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while(1) begin
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if(pkt_i == pktnum) break;
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make_intr();
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end
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repeat(pktnum) begin: kill_progress
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@(negedge wif.csn);
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pkt_i++;
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end
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join
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endtask
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task sysreg_driver::make_intr();
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int cnt=0;
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vif.pll_lock =1'b0;
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vif.pll_lost_lock =1'b0;
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vif.ch0_dbg_upd =1'b0;
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vif.ch0_dbg_fifo_e =1'b0;
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vif.ch0_dbg_fifo_f =1'b0;
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vif.ch0_ldst_addr_unalgn =1'b0;
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vif.ch0_dec_err =1'b0;
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vif.ch0_exit_irq =1'b0;
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vif.ch1_dbg_upd =1'b0;
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vif.ch1_dbg_fifo_e =1'b0;
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vif.ch1_dbg_fifo_f =1'b0;
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vif.ch1_ldst_addr_unalgn =1'b0;
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vif.ch1_dec_err =1'b0;
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vif.ch1_exit_irq =1'b0;
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vif.ch2_dbg_upd =1'b0;
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vif.ch2_dbg_fifo_e =1'b0;
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vif.ch2_dbg_fifo_f =1'b0;
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vif.ch2_ldst_addr_unalgn =1'b0;
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vif.ch2_dec_err =1'b0;
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vif.ch2_exit_irq =1'b0;
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vif.ch3_dbg_upd =1'b0;
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vif.ch3_dbg_fifo_e =1'b0;
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vif.ch3_dbg_fifo_f =1'b0;
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vif.ch3_ldst_addr_unalgn =1'b0;
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vif.ch3_dec_err =1'b0;
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vif.ch3_exit_irq =1'b0;
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cnt = 0;
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tr = new();
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if(!tr.randomize())
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$fatal(0,"Randomize Failed");
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while(cnt<3000) begin
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@(posedge wif.clk);
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cnt = cnt + 1;
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case(cnt)
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tr.pll_lock_time:
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vif.pll_lock <=1'b1;
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tr.pll_lost_lock_time:
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vif.pll_lost_lock <=1'b1;
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tr.ch0_dbg_upd_time:
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vif.ch0_dbg_upd <=1'b1;
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tr.ch0_dbg_fifo_e_time:
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vif.ch0_dbg_fifo_e <=1'b1;
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tr.ch0_dbg_fifo_f_time:
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vif.ch0_dbg_fifo_f <=1'b1;
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tr.ch0_ldst_addr_unalgn_time:
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vif.ch0_ldst_addr_unalgn <=1'b1;
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tr.ch0_dec_err_time:
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vif.ch0_dec_err <=1'b1;
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tr.ch0_exit_irq_time:
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vif.ch0_exit_irq <=1'b1;
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tr.ch1_dbg_upd_time:
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vif.ch1_dbg_upd <=1'b1;
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tr.ch1_dbg_fifo_e_time:
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vif.ch1_dbg_fifo_e <=1'b1;
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tr.ch1_dbg_fifo_f_time:
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vif.ch1_dbg_fifo_f <=1'b1;
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tr.ch1_ldst_addr_unalgn_time:
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vif.ch1_ldst_addr_unalgn <=1'b1;
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tr.ch1_dec_err_time:
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vif.ch1_dec_err <=1'b1;
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tr.ch1_exit_irq_time:
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vif.ch1_exit_irq <=1'b1;
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tr.ch2_dbg_upd_time:
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vif.ch2_dbg_upd <=1'b1;
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tr.ch2_dbg_fifo_e_time:
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vif.ch2_dbg_fifo_e <=1'b1;
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tr.ch2_dbg_fifo_f_time:
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vif.ch2_dbg_fifo_f <=1'b1;
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tr.ch2_ldst_addr_unalgn_time:
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vif.ch2_ldst_addr_unalgn <=1'b1;
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tr.ch2_dec_err_time:
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vif.ch2_dec_err <=1'b1;
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tr.ch2_exit_irq_time:
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vif.ch2_exit_irq <=1'b1;
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tr.ch3_dbg_upd_time:
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vif.ch3_dbg_upd <=1'b1;
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tr.ch3_dbg_fifo_e_time:
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vif.ch3_dbg_fifo_e <=1'b1;
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tr.ch3_dbg_fifo_f_time:
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vif.ch3_dbg_fifo_f <=1'b1;
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tr.ch3_ldst_addr_unalgn_time:
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vif.ch3_ldst_addr_unalgn <=1'b1;
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tr.ch3_dec_err_time:
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vif.ch3_dec_err <=1'b1;
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tr.ch3_exit_irq_time:
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vif.ch3_exit_irq <=1'b1;
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endcase
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case(cnt-1)
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tr.pll_lock_time:
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vif.pll_lock <=1'b0;
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tr.pll_lost_lock_time:
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vif.pll_lost_lock <=1'b0;
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tr.ch0_dbg_upd_time:
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vif.ch0_dbg_upd <=1'b0;
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tr.ch0_dbg_fifo_e_time:
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vif.ch0_dbg_fifo_e <=1'b0;
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tr.ch0_dbg_fifo_f_time:
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vif.ch0_dbg_fifo_f <=1'b0;
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tr.ch0_ldst_addr_unalgn_time:
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vif.ch0_ldst_addr_unalgn <=1'b0;
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tr.ch0_dec_err_time:
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vif.ch0_dec_err <=1'b0;
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tr.ch0_exit_irq_time:
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vif.ch0_exit_irq <=1'b0;
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tr.ch1_dbg_upd_time:
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vif.ch1_dbg_upd <=1'b0;
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tr.ch1_dbg_fifo_e_time:
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vif.ch1_dbg_fifo_e <=1'b0;
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tr.ch1_dbg_fifo_f_time:
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vif.ch1_dbg_fifo_f <=1'b0;
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tr.ch1_ldst_addr_unalgn_time:
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vif.ch1_ldst_addr_unalgn <=1'b0;
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tr.ch1_dec_err_time:
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vif.ch1_dec_err <=1'b0;
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tr.ch1_exit_irq_time:
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vif.ch1_exit_irq <=1'b0;
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tr.ch2_dbg_upd_time:
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vif.ch2_dbg_upd <=1'b0;
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tr.ch2_dbg_fifo_e_time:
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vif.ch2_dbg_fifo_e <=1'b0;
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tr.ch2_dbg_fifo_f_time:
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vif.ch2_dbg_fifo_f <=1'b0;
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tr.ch2_ldst_addr_unalgn_time:
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vif.ch2_ldst_addr_unalgn <=1'b0;
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tr.ch2_dec_err_time:
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vif.ch2_dec_err <=1'b0;
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tr.ch2_exit_irq_time:
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vif.ch2_exit_irq <=1'b0;
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tr.ch3_dbg_upd_time:
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vif.ch3_dbg_upd <=1'b0;
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tr.ch3_dbg_fifo_e_time:
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vif.ch3_dbg_fifo_e <=1'b0;
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tr.ch3_dbg_fifo_f_time:
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vif.ch3_dbg_fifo_f <=1'b0;
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tr.ch3_ldst_addr_unalgn_time:
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vif.ch3_ldst_addr_unalgn <=1'b0;
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tr.ch3_dec_err_time:
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vif.ch3_dec_err <=1'b0;
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tr.ch3_exit_irq_time:
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vif.ch3_exit_irq <=1'b0;
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endcase
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end
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endtask : make_intr
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