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| Rev 134 |
Rev 192 |
| Line 65... |
Line 65... |
#(6000);
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#(6000);
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if (inst_cnt !==16'h0000) tb_error("====== NMI rising edge: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI rising edge: CPU is not sleeping =====");
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wkup[0] = 1'b1;
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wkup[0] = 1'b1;
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@(negedge mclk)
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@(negedge mclk)
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irq[0] = 1'b1;
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irq[`IRQ_NR-16] = 1'b1;
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@(negedge irq_acc[0])
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@(negedge irq_acc[`IRQ_NR-16])
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wkup[0] = 1'b0;
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wkup[0] = 1'b0;
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irq[0] = 1'b0;
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irq[`IRQ_NR-16] = 1'b0;
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@(r15==16'h1002);
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@(r15==16'h1002);
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nmi = 1'b0;
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nmi = 1'b0;
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if (r6 !==16'h0000) tb_error("====== NMI disabled: NMI irq was taken =====");
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if (r6 !==16'h0000) tb_error("====== NMI disabled: NMI irq was taken =====");
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| Line 181... |
Line 181... |
inst_cnt = 0;
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inst_cnt = 0;
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#(2000);
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#(2000);
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if (inst_cnt !==16'h0000) tb_error("====== NMI nested: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI nested: CPU is not sleeping =====");
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#(2000);
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#(2000);
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wkup[0] = 1'b1;
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wkup[0] = 1'b1;
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irq[0] = 1'b1;
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irq[`IRQ_NR-16] = 1'b1;
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@(negedge irq_acc[0])
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@(negedge irq_acc[`IRQ_NR-16])
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wkup[0] = 1'b0;
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wkup[0] = 1'b0;
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irq[0] = 1'b0;
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irq[`IRQ_NR-16] = 1'b0;
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nmi = 1'b1;
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nmi = 1'b1;
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@(r15==16'h4002);
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@(r15==16'h4002);
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if (r6 !==16'h0001) tb_error("====== NMI nested: NMI irq was not taken =====");
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if (r6 !==16'h0001) tb_error("====== NMI nested: NMI irq was not taken =====");
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if (inst_cnt ===16'h0000) tb_error("====== NMI nested: CPU did not woke up =====");
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if (inst_cnt ===16'h0000) tb_error("====== NMI nested: CPU did not woke up =====");
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