Merge remote-tracking branch 'origin/lsu' into lsu

src/main/scala/include/el2_bundle.scala

@@ -55,7 +55,7 @@ class el2_br_pkt_t extends Bundle {
   val br_error       = UInt(1.W)
   val br_start_error = UInt(1.W)
   val bank           = UInt(1.W)
-  val prett          = UInt(32.W)     // predicted ret target
+  val prett          = UInt(32.W)     // predicted ret target //[31:1] in swerv
   val way            = UInt(1.W)
   val ret            = UInt(1.W)
 }
@@ -80,7 +80,7 @@ class el2_predict_pkt_t extends Bundle {
   val valid      = UInt(1.W)
   val br_error   = UInt(1.W)
   val br_start_error = UInt(1.W)
-  val prett      = UInt(32.W)
+  val prett      = UInt(32.W) //[31:1] in swerv
   val pcall      = UInt(1.W)
   val pret       = UInt(1.W)
   val pja        = UInt(1.W)
@@ -102,7 +102,7 @@ class el2_trap_pkt_t extends Bundle {
 }
 
 class el2_dest_pkt_t extends Bundle {
-  val i0rd      = UInt(4.W)
+  val i0rd      = UInt(5.W)
   val i0load    = UInt(1.W)
   val i0store   = UInt(1.W)
   val i0div     = UInt(1.W)
@@ -169,8 +169,8 @@ class el2_lsu_error_pkt_t extends Bundle {
   val single_ecc_error  = UInt(1.W)
   val inst_type    = UInt(1.W)    //0: Load, 1: Store
   val exc_type     = UInt(1.W)    //0: MisAligned, 1: Access Fault
-  val mscause      = UInt(1.W)
+  val mscause      = UInt(4.W)
-  val addr         = UInt(1.W)
+  val addr         = UInt(32.W)
 }
 
 class el2_dec_pkt_t extends Bundle {
@@ -322,4 +322,3 @@ class el2_cache_debug_pkt_t extends Bundle {
   val         icache_wr_valid    = UInt(1.W)
 }
 
-

src/main/scala/lib/beh_ib_func.scala

@@ -6,8 +6,9 @@ import chisel3.experimental._
 import chisel3.util.HasBlackBoxResource
 import chisel3.withClock
 
-object beh_ib_func {
+object beh_ib_func { 
-
+  // use this for rvdffsc = > io.out := RegEnable(io.din & repl(io.din.getWidth, io.clear), 0.U, io.en)
+  // use this for rvdffs  = > io.out := RegEnable(io.din, 0.U, io.en)
 
   def repl(b:Int, a:UInt) = VecInit.tabulate(b)(i => a).reduce(Cat(_,_))
   def rvsyncss(din:UInt) = RegNext(RegNext(din,0.U),0.U)

src/main/scala/lsu/el2_lsu_addrcheck.scala

@@ -14,7 +14,7 @@ import chisel3.tester._
 import chisel3.tester.RawTester.test
 import chisel3.util.HasBlackBoxResource
 
-class el2_lsu_addrcheck extends Module
+class el2_lsu_addrcheck extends Module with RequireAsyncReset
 {val io = IO(new Bundle{
   val lsu_c2_m_clk        = Input(Clock())
   val start_addr_d        = Input(UInt(32.W))
@@ -148,12 +148,12 @@ class el2_lsu_addrcheck extends Module
   io.exc_mscause_d  := Mux(io.misaligned_fault_d.asBool, misaligned_fault_mscause_d(3,0), access_fault_mscause_d(3,0))
   io.fir_dccm_access_error_d  := ((start_addr_in_dccm_region_d & ~start_addr_in_dccm_d)|(end_addr_in_dccm_region_d   & ~end_addr_in_dccm_d)) & io.lsu_pkt_d.valid & io.lsu_pkt_d.fast_int
   io.fir_nondccm_access_error_d := ~(start_addr_in_dccm_region_d & end_addr_in_dccm_region_d) & io.lsu_pkt_d.valid & io.lsu_pkt_d.fast_int
-  withClock(io.lsu_c2_m_clk){io.is_sideeffects_m := RegNext(is_sideeffects_d)}  //TBD for clock and reset
+
+  withClock(io.lsu_c2_m_clk){io.is_sideeffects_m := RegNext(is_sideeffects_d,0.U)} //TBD for clock and reset
 }
 //println(chisel3.Driver.emitVerilog(new el2_lsu_addrcheck))
-/*
+
 object main extends App{
   println("Generate Verilog")
   chisel3.Driver.execute(args, ()=> new el2_lsu_addrcheck)
 }
-*/