diff options
| author | Alejandro Soto <alejandro@34project.org> | 2022-12-07 19:18:04 -0600 |
|---|---|---|
| committer | Alejandro Soto <alejandro@34project.org> | 2022-12-07 19:51:41 -0600 |
| commit | c39552375661e495b344e8386649ade92a4d45b2 (patch) | |
| tree | 45623ce35964e43ae7d8804c1ef1c6dedb3ba7a1 /rtl/core/arm810.sv | |
| parent | b1761b8eac5777c09723bbc8cd31cc05d8ec35ae (diff) | |
Implement single-stepping
Diffstat (limited to 'rtl/core/arm810.sv')
| -rw-r--r-- | rtl/core/arm810.sv | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/rtl/core/arm810.sv b/rtl/core/arm810.sv index 05bce76..1771464 100644 --- a/rtl/core/arm810.sv +++ b/rtl/core/arm810.sv @@ -6,6 +6,7 @@ module arm810 rst_n, irq, halt, + step, output ptr bus_addr, output logic bus_start, @@ -21,19 +22,21 @@ module arm810 ptr fetch_insn_pc, fetch_head, insn_addr; word fetch_insn; - logic stall, flush, prefetch_flush, insn_start; + logic fetch_nop, stall, flush, prefetch_flush, insn_start; //TODO - assign prefetch_flush = 0; + assign prefetch_flush = halt; core_fetch #(.PREFETCH_ORDER(2)) fetch ( + .nop(fetch_nop), .addr(insn_addr), .insn(fetch_insn), .fetch(insn_start), .fetched(insn_ready), .insn_pc(fetch_insn_pc), .fetch_data(insn_data_rd), + .porch_insn_pc(insn_pc), .* ); |