riscv/rocket-chip
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add resp_type to ext_mem interface

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This commit is contained in:
Andrew Waterman 2012-02-21 17:42:00 -08:00
parent 9a80adef50
commit cfd79c731b
1 changed files with 2 additions and 1 deletions
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rocket/src/main/scala/dpath.scala
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@ -33,7 +33,7 @@ class ioDpathAll extends Bundle()
val ctrl = new ioCtrlDpath().flip(); val ctrl = new ioCtrlDpath().flip();
val debug = new ioDebug(); val debug = new ioDebug();
val dmem = new ioDpathDmem(); val dmem = new ioDpathDmem();
val ext_mem = new ioDmem(List("req_val", "req_idx", "req_ppn", "req_data", "req_tag", "resp_val", "resp_data", "resp_tag")) val ext_mem = new ioDmem(List("req_val", "req_idx", "req_ppn", "req_data", "req_tag", "resp_val", "resp_data", "resp_type", "resp_tag"))
val imem = new ioDpathImem(); val imem = new ioDpathImem();
val ptbr_wen = Bool(OUTPUT); val ptbr_wen = Bool(OUTPUT);
val ptbr = UFix(PADDR_BITS, OUTPUT); val ptbr = UFix(PADDR_BITS, OUTPUT);
@ -457,6 +457,7 @@ class rocketDpath extends Component
io.ext_mem.resp_val := Reg(io.dmem.resp_val && dmem_resp_ext, resetVal = Bool(false)) io.ext_mem.resp_val := Reg(io.dmem.resp_val && dmem_resp_ext, resetVal = Bool(false))
io.ext_mem.resp_tag := Reg(dmem_resp_ext_tag) io.ext_mem.resp_tag := Reg(dmem_resp_ext_tag)
io.ext_mem.resp_type := Reg(io.dmem.resp_type)
io.ext_mem.resp_data := io.dmem.resp_data_subword io.ext_mem.resp_data := io.dmem.resp_data_subword
io.ctrl.wb_waddr := wb_reg_waddr; io.ctrl.wb_waddr := wb_reg_waddr;