5dd819c241
ysyx_22040000 李心杨 Linux calcite 6.1.69 #1-NixOS SMP PREEMPT_DYNAMIC Wed Dec 20 16:00:29 UTC 2023 x86_64 GNU/Linux 15:25:14 up 2 days 14:25, 2 users, load average: 2.18, 1.80, 1.50
55 lines
No EOL
1.1 KiB
C++
55 lines
No EOL
1.1 KiB
C++
#include <VSegHandler.h>
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#include <cassert>
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#include <cstdlib>
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#include <nvboard.h>
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#include <verilated.h>
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#include <verilated_vcd_c.h>
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#ifndef VERILATOR_TOPMODULE
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#define VERILATOR_TOPMODULE VSegHandler
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#endif
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const int MAX_SIM_TIME = 100;
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int keycode = 0;
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template <class F> void cycle(VERILATOR_TOPMODULE *top, F &&f) {
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top->clock = 0;
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top->eval();
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f();
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top->clock = 1;
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top->eval();
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}
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void nvboard_bind_all_pins(VERILATOR_TOPMODULE *top);
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static void single_cycle(VERILATOR_TOPMODULE *top) {
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top->clock = 0;
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top->eval();
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top->clock = 1;
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top->eval();
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}
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static void reset(VERILATOR_TOPMODULE *top, int n) {
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top->reset = 1;
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while (n-- > 0)
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single_cycle(top);
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top->reset = 0;
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}
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int main(int argc, char **argv, char **env) {
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VERILATOR_TOPMODULE *top = new VERILATOR_TOPMODULE;
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nvboard_bind_all_pins(top);
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nvboard_init();
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reset(top, 10);
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while (true) {
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nvboard_update();
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cycle(top, [&] {
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if (keycode != top->io_keycode_bits) {
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printf("keycode: 0x%x display: %x %x\n", top->io_keycode_bits, top->io_segs_1, top->io_segs_0);
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keycode = top->io_keycode_bits;
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}
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});
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}
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delete top;
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} |