| Line 124... |
Line 124... |
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// Test NMI falling edge
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// Test NMI falling edge
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//--------------------------
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//--------------------------
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@(r15==16'h3000);
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@(r15==16'h3000);
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`ifdef WATCHDOG
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$display(" Test NMI falling edge");
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$display(" Test NMI falling edge");
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`else
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$display(" Skip NMI falling edge (Watchdog is not included)");
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`endif
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@(r15==16'h3001);
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@(r15==16'h3001);
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#(2000);
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#(2000);
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inst_cnt = 0;
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inst_cnt = 0;
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| Line 136... |
Line 140... |
if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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#(2000);
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#(2000);
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nmi = 1'b1;
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nmi = 1'b1;
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#(2000);
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#(2000);
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`ifdef WATCHDOG
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if (r6 !==16'h0000) tb_error("====== NMI falling edge: NMI irq was taken with rising edge =====");
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if (r6 !==16'h0000) tb_error("====== NMI falling edge: NMI irq was taken with rising edge =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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#(2000);
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#(2000);
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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`else
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#(2000);
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`endif
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#(2000);
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#(2000);
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nmi = 1'b0;
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nmi = 1'b0;
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#(2000);
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#(2000);
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if (r6 !==16'h0001) tb_error("====== NMI falling edge: NMI irq was not taken first time =====");
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if (r6 !==16'h0001) tb_error("====== NMI falling edge: NMI irq was not taken first time =====");
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| Line 153... |
Line 161... |
if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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#(2000);
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#(2000);
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nmi = 1'b1;
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nmi = 1'b1;
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#(2000);
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#(2000);
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`ifdef WATCHDOG
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if (r6 !==16'h0001) tb_error("====== NMI falling edge: NMI irq was taken with rising edge =====");
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if (r6 !==16'h0001) tb_error("====== NMI falling edge: NMI irq was taken with rising edge =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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#(2000);
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#(2000);
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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if (inst_cnt !==16'h0000) tb_error("====== NMI falling edge: CPU is not sleeping =====");
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`else
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#(2000);
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`endif
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#(2000);
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#(2000);
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nmi = 1'b0;
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nmi = 1'b0;
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#(2000);
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#(2000);
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if (r6 !==16'h0002) tb_error("====== NMI falling edge: NMI irq was not taken second time =====");
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if (r6 !==16'h0002) tb_error("====== NMI falling edge: NMI irq was not taken second time =====");
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| Line 168... |
Line 180... |
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 falling edge: CPU is not out of LPM4 =====");
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if (inst_cnt ===16'h0000) tb_error("====== NMI falling edge: CPU is not out of LPM4 =====");
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#(2000);
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#(2000);
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// Test NMI nested from Maskable-IRQ
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// Test NMI nested from Maskable-IRQ
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//-----------------------------------
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//-----------------------------------
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@(r15==16'h4000);
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@(r15==16'h4000);
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$display(" Test NMI nested from Maskable-IRQ");
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$display(" Test NMI nested from Maskable-IRQ");
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| Line 204... |
Line 215... |
`endif
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`endif
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stimulus_done = 1;
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stimulus_done = 1;
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end
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end
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No newline at end of file
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No newline at end of file
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