riscv/rocket-chip
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update chisel and remove SRAM_READ_LATENCY

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This commit is contained in:
Andrew Waterman
2012-01-23 20:59:38 -08:00
parent 8766438bb9
commit a5a020f97b
5 changed files with 20 additions and 28 deletions
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8
rocket/src/main/scala/dcache.scala
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@ -258,8 +258,8 @@ class rocketDCacheDM(lines: Int) extends Component {
((state === s_resolve_miss) && r_req_flush);
val tag_array = Mem4(lines, r_cpu_req_ppn);
tag_array.setReadLatency(SRAM_READ_LATENCY);
// tag_array.setTarget('inst);
tag_array.setReadLatency(1);
tag_array.setTarget('inst);
val tag_rdata = tag_array.rw(tag_addr, r_cpu_req_ppn, tag_we);
// valid bit array
@ -375,8 +375,8 @@ class rocketDCacheDM(lines: Int) extends Component {
store_wmask));
val data_array = Mem4(lines*4, data_wdata);
data_array.setReadLatency(SRAM_READ_LATENCY);
// data_array.setTarget('inst);
data_array.setReadLatency(1);
data_array.setTarget('inst);
val data_array_rdata = data_array.rw(data_addr, data_wdata, data_we, data_wmask);
val resp_data = Mux(r_cpu_req_idx(offsetlsb).toBool, data_array_rdata(127, 64), data_array_rdata(63,0));
val r_resp_data = Reg(resp_data);