riscv/rocket-chip
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fix emulator HTIF interface bug

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This commit is contained in:
Andrew Waterman 2013-02-20 16:11:21 -08:00
parent fc26150933
commit c6695bee7c
1 changed files with 7 additions and 4 deletions
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11
csrc/emulator.cc
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@ -109,13 +109,16 @@ int main(int argc, char** argv)
if (tile.Top__io_host_clk_edge.to_bool())
{
bool in_valid = tile.Top__io_host_in_ready.to_bool() &&
htif->recv_nonblocking(&tile.Top__io_host_in_bits.values[0], htif_bits/8);
tile.Top__io_host_in_valid = LIT<1>(in_valid);
tile.Top__io_host_out_ready = LIT<1>(1);
static bool htif_in_valid = false;
static val_t htif_in_bits;
if (tile.Top__io_host_in_ready.to_bool() || !htif_in_valid)
htif_in_valid = htif->recv_nonblocking(&htif_in_bits, htif_bits/8);
tile.Top__io_host_in_valid = LIT<1>(htif_in_valid);
tile.Top__io_host_in_bits = LIT<64>(htif_in_bits);
if (tile.Top__io_host_out_valid.to_bool())
htif->send(&tile.Top__io_host_out_bits.values[0], htif_bits/8);
tile.Top__io_host_out_ready = LIT<1>(1);
}