> configure(npc)
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 17:10:11 up 2 days 16:10, 2 users, load average: 0.52, 0.61, 0.56
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c03db677e8
commit
34c3b29d2d
5 changed files with 17 additions and 11 deletions
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@ -49,7 +49,7 @@ add_custom_command(
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DEPENDS ${CMAKE_SOURCE_DIR}/constr/${TOPMODULE}.nxdc
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DEPENDS ${CMAKE_SOURCE_DIR}/constr/${TOPMODULE}.nxdc
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)
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)
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add_executable(V${TOPMODULE}_nvboard csrc_nvboard/main.cpp auto_bind.cpp)
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add_executable(V${TOPMODULE}_nvboard csrc_nvboard/${TOPMODULE}/main.cpp auto_bind.cpp)
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verilate(V${TOPMODULE}_nvboard TRACE COVERAGE THREADS
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verilate(V${TOPMODULE}_nvboard TRACE COVERAGE THREADS
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TOP_MODULE ${TOPMODULE}
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TOP_MODULE ${TOPMODULE}
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@ -1,6 +1,7 @@
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top=Keyboard
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top=Keyboard
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io_keycode_bits (SW7, SW6, SW5, SW4, SW3, SW2, SW1, SW0)
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io_ps2_clk PS2_CLK
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io_ps2_data PS2_DAT
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io_segs_0 (SEG0A, SEG0B, SEG0C, SEG0D, SEG0E, SEG0F, SEG0G, DEC0P)
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io_segs_0 (SEG0A, SEG0B, SEG0C, SEG0D, SEG0E, SEG0F, SEG0G, DEC0P)
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io_segs_1 (SEG1A, SEG1B, SEG1C, SEG1D, SEG1E, SEG1F, SEG1G, DEC1P)
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io_segs_1 (SEG1A, SEG1B, SEG1C, SEG1D, SEG1E, SEG1F, SEG1G, DEC1P)
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io_segs_2 (SEG2A, SEG2B, SEG2C, SEG2D, SEG2E, SEG2F, SEG2G, DEC2P)
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io_segs_2 (SEG2A, SEG2B, SEG2C, SEG2D, SEG2E, SEG2F, SEG2G, DEC2P)
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@ -1,7 +1,7 @@
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package npc.keyboard
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package npc.keyboard
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import chisel3._
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import chisel3._
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import chisel3.util.{Counter, Decoupled, Queue, Reverse, MuxLookup}
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import chisel3.util.{Counter, Decoupled, Queue, Reverse, MuxLookup, RegEnable}
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import npc.seg._
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import npc.seg._
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import upickle.implicits.key
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import upickle.implicits.key
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@ -62,11 +62,15 @@ class SegGenerator(seg_count: Int) extends Module {
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val keycode = Flipped(Decoupled(UInt(8.W)))
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val keycode = Flipped(Decoupled(UInt(8.W)))
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val segs = Output(Vec(seg_count, UInt(8.W)))
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val segs = Output(Vec(seg_count, UInt(8.W)))
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})
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})
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io.keycode.ready := DontCare
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val counter = Counter(0xFF)
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io.keycode.ready := false.B
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when(io.keycode.valid) {
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io.keycode.ready := true.B
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}
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val seg_regs = RegInit(VecInit(Seq.fill(seg_count)(0.U(8.W))))
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val seg_regs = RegInit(VecInit(Seq.fill(seg_count)(0.U(8.W))))
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val last_keycode = RegInit(0.U(8.W))
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val last_keycode = RegInit(0.U(8.W))
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val (counter, _) = Counter(0 to 0xFF, clock.asBool, reset.asBool)
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val digit_to_seg = ((0 until 16).map(_.U)).zip(Seq(
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val digit_to_seg = ((0 until 16).map(_.U)).zip(Seq(
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"b00000011".U, "b10011111".U, "b00100101".U, "b00001101".U,
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"b00000011".U, "b10011111".U, "b00100101".U, "b00001101".U,
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"b10011001".U, "b01001001".U, "b01000001".U, "b00011111".U,
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"b10011001".U, "b01001001".U, "b01000001".U, "b00011111".U,
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@ -83,13 +87,14 @@ class SegGenerator(seg_count: Int) extends Module {
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0x25.U, 0x2E.U, 0x36.U, 0x3D.U, 0x3E.U, 0x46.U,
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0x25.U, 0x2E.U, 0x36.U, 0x3D.U, 0x3E.U, 0x46.U,
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))
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))
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val keycode = io.keycode.bits
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// val keycode = Mux(io.keycode.ready && io.keycode.valid, io.keycode.bits, keycode)
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val keycode = RegEnable(io.keycode.bits, 0.U, io.keycode.ready && io.keycode.valid)
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val keycode_digits = VecInit(keycode(3,0)) ++ VecInit(keycode(7,4))
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val keycode_digits = VecInit(keycode(3,0)) ++ VecInit(keycode(7,4))
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val keycode_seg = keycode_digits.map(MuxLookup(_, 0xFF.U)(digit_to_seg))
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val keycode_seg = keycode_digits.map(MuxLookup(_, 0xFF.U)(digit_to_seg))
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val ascii = MuxLookup(keycode, 0.U)(keycode_to_ascii)
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val ascii = MuxLookup(keycode, 0.U)(keycode_to_ascii)
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val ascii_digits = VecInit(ascii(3,0)) ++ VecInit(ascii(6,4))
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val ascii_digits = VecInit(ascii(3,0)) ++ VecInit(ascii(6,4))
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val ascii_seg = ascii_digits.map(MuxLookup(_, 0xFF.U)(digit_to_seg))
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val ascii_seg = ascii_digits.map(MuxLookup(_, 0xFF.U)(digit_to_seg))
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val count_digits = VecInit(counter(3,0)) ++ VecInit(counter(7,4))
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val count_digits = VecInit(counter.value(3,0)) ++ VecInit(counter.value(7,4))
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val count_seg = count_digits.map(MuxLookup(_, 0xFF.U)(digit_to_seg))
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val count_seg = count_digits.map(MuxLookup(_, 0xFF.U)(digit_to_seg))
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seg_regs := keycode_seg ++ ascii_seg ++ count_seg ++ Seq(0xFF.U, 0xFF.U)
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seg_regs := keycode_seg ++ ascii_seg ++ count_seg ++ Seq(0xFF.U, 0xFF.U)
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@ -88,7 +88,7 @@ class Keyboard extends Module {
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val segs = Output(Vec(3, UInt(8.W)))
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val segs = Output(Vec(3, UInt(8.W)))
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})
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})
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val seg_handler = Module(new SegHandler)
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val seg_handler = Module(new SegGenerator(seg_count = 8))
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val keyboard_controller = Module(new KeyboardController)
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val keyboard_controller = Module(new KeyboardController)
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seg_handler.io.keycode <> keyboard_controller.io.out
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seg_handler.io.keycode <> keyboard_controller.io.out
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@ -45,9 +45,9 @@ int main(int argc, char **argv, char **env) {
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while (true) {
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while (true) {
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nvboard_update();
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nvboard_update();
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cycle(top, [&] {
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cycle(top, [&] {
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if (keycode != top->io_keycode_bits) {
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if (keycode != top->io_ps2_data) {
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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_ps2_data;
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keycode = top->io_keycode_bits;
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printf("%d\n", keycode);
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}
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}
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});
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});
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}
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}
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