riscv/rocket-chip
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hellacache returns!

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but AMOs are unimplemented.
This commit is contained in:
Andrew Waterman
2011-12-12 06:49:16 -08:00
parent 0ea2704b80
commit 56c4f44c2a
12 changed files with 487 additions and 342 deletions
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4
rocket/src/main/scala/cpu.scala
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@ -66,7 +66,6 @@ class rocketProc extends Component
ctrl.io.imem.resp_val := io.imem.resp_val;
dpath.io.imem.resp_data := io.imem.resp_data;
ctrl.io.xcpt_itlb := itlb.io.cpu.exception;
// ctrl.io.itlb_miss := itlb.io.cpu.resp_miss;
io.imem.itlb_miss := itlb.io.cpu.resp_miss;
// connect DTLB to D$ arbiter, ctrl+dpath
@ -95,7 +94,7 @@ class rocketProc extends Component
arb.io.cpu.req_val := ctrl.io.dmem.req_val;
arb.io.cpu.req_cmd := ctrl.io.dmem.req_cmd;
arb.io.cpu.req_type := ctrl.io.dmem.req_type;
arb.io.cpu.req_nack := ctrl.io.dpath.killm;
arb.io.cpu.req_kill := ctrl.io.dmem.req_kill;
arb.io.cpu.req_idx := dpath.io.dmem.req_addr(PGIDX_BITS-1,0);
arb.io.cpu.req_ppn := dtlb.io.cpu.resp_ppn;
arb.io.cpu.req_data := dpath.io.dmem.req_data;
@ -106,6 +105,7 @@ class rocketProc extends Component
dpath.io.dmem.resp_val := arb.io.cpu.resp_val;
dpath.io.dmem.resp_tag := arb.io.cpu.resp_tag;
dpath.io.dmem.resp_data := arb.io.cpu.resp_data;
dpath.io.dmem.resp_data_subword := io.dmem.resp_data_subword;
io.console.bits := dpath.io.console.bits;
io.console.valid := dpath.io.console.valid;