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LSU Decode added

This commit is contained in:
​Laraib Khan 2020-12-17 14:17:49 +05:00
parent a19d561a77
commit 5f5f691ec1
15 changed files with 2869 additions and 2868 deletions
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3469
quasar_wrapper.fir
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1722
quasar_wrapper.v
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6
src/main/scala/dec/dec.scala
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@ -162,7 +162,7 @@ class dec extends Module with param with RequireAsyncReset{
decode.io.lsu_store_stall_any := io.lsu_store_stall_any decode.io.lsu_store_stall_any := io.lsu_store_stall_any
decode.io.exu_div_wren := io.exu_div_wren decode.io.exu_div_wren := io.exu_div_wren
decode.io.dec_tlu_i0_kill_writeb_wb := tlu.io.dec_tlu_i0_kill_writeb_wb decode.io.dec_tlu_i0_kill_writeb_wb := tlu.io.dec_tlu_i0_kill_writeb_wb
decode.io.dec_tlu_flush_lower_wb := tlu.io.dec_tlu_flush_lower_wb decode.io.dec_tlu_flush_lower_wb := tlu.io.tlu_bp.dec_tlu_flush_lower_wb
decode.io.dec_tlu_i0_kill_writeb_r := tlu.io.dec_tlu_i0_kill_writeb_r decode.io.dec_tlu_i0_kill_writeb_r := tlu.io.dec_tlu_i0_kill_writeb_r
decode.io.dec_tlu_flush_lower_r := tlu.io.tlu_exu.dec_tlu_flush_lower_r decode.io.dec_tlu_flush_lower_r := tlu.io.tlu_exu.dec_tlu_flush_lower_r
decode.io.dec_tlu_flush_pause_r := tlu.io.dec_tlu_flush_pause_r decode.io.dec_tlu_flush_pause_r := tlu.io.dec_tlu_flush_pause_r
@ -303,7 +303,3 @@ class dec extends Module with param with RequireAsyncReset{
// debug command read data // debug command read data
io.dec_dbg_rddata := decode.io.dec_i0_wdata_r io.dec_dbg_rddata := decode.io.dec_i0_wdata_r
} }
object dec_main extends App {
println((new chisel3.stage.ChiselStage).emitVerilog(new dec()))
}

28
src/main/scala/dec/dec_decode_ctl.scala
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@ -10,13 +10,11 @@ import lsu._
class dec_decode_ctl extends Module with lib with RequireAsyncReset{ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
val io = IO(new Bundle{ val io = IO(new Bundle{
val decode_exu = Flipped(new decode_exu) //connection with exu top val decode_exu = Flipped(new decode_exu)
val dec_alu = Flipped(new dec_alu) //connection with alu val dec_alu = Flipped(new dec_alu)
val dec_div = Flipped(new dec_div) //connection with divider val dec_div = Flipped(new dec_div)
val dctl_busbuff = Flipped(new dctl_busbuff()) //connection with bus buffer val dctl_busbuff = Flipped(new dctl_busbuff())
val dctl_dma = new dctl_dma //connection with dma val dctl_dma = new dctl_dma
val dec_aln = Flipped(new aln_dec) //connection with aligner
val dbg_dctl = new dbg_dctl() //connection with dbg
val dec_tlu_flush_extint = Input(Bool()) val dec_tlu_flush_extint = Input(Bool())
val dec_tlu_force_halt = Input(Bool()) // invalidate nonblock load cam on a force halt event val dec_tlu_force_halt = Input(Bool()) // invalidate nonblock load cam on a force halt event
val dec_i0_inst_wb1 = Output(UInt(32.W)) // 32b instruction at wb+1 for trace encoder val dec_i0_inst_wb1 = Output(UInt(32.W)) // 32b instruction at wb+1 for trace encoder
@ -90,8 +88,12 @@ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
val dec_pause_state_cg = Output(Bool()) // pause state for clock-gating val dec_pause_state_cg = Output(Bool()) // pause state for clock-gating
val dec_div_active = Output(Bool()) // non-block divide is active val dec_div_active = Output(Bool()) // non-block divide is active
val scan_mode = Input(Bool()) val scan_mode = Input(Bool())
val dec_aln = Flipped(new aln_dec)
val dbg_dctl = new dbg_dctl()
}) })
//packets zero initialization /////////////////////////////////////////////////////////////////////////////////////////
// //packets zero initialization
io.decode_exu.mul_p := 0.U.asTypeOf(io.decode_exu.mul_p) io.decode_exu.mul_p := 0.U.asTypeOf(io.decode_exu.mul_p)
// Vals defined // Vals defined
val leak1_i1_stall_in = WireInit(UInt(1.W), 0.U) val leak1_i1_stall_in = WireInit(UInt(1.W), 0.U)
@ -120,6 +122,7 @@ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
val nonblock_load_write=Wire(Vec(LSU_NUM_NBLOAD,UInt(1.W))) val nonblock_load_write=Wire(Vec(LSU_NUM_NBLOAD,UInt(1.W)))
val cam_raw =Wire(Vec(LSU_NUM_NBLOAD,Valid(new load_cam_pkt_t))) val cam_raw =Wire(Vec(LSU_NUM_NBLOAD,Valid(new load_cam_pkt_t)))
val cam_in =Wire(Vec(LSU_NUM_NBLOAD,Valid(new load_cam_pkt_t))) val cam_in =Wire(Vec(LSU_NUM_NBLOAD,Valid(new load_cam_pkt_t)))
//val i0_temp = Wire(new inst_pkt_t)
val i0_dp= Wire(new dec_pkt_t) val i0_dp= Wire(new dec_pkt_t)
val i0_dp_raw= Wire(new dec_pkt_t) val i0_dp_raw= Wire(new dec_pkt_t)
val i0_rs1bypass = WireInit(UInt(3.W), 0.U) val i0_rs1bypass = WireInit(UInt(3.W), 0.U)
@ -187,7 +190,8 @@ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
val data_gate_clk= rvclkhdr(clock,data_gate_en.asBool(),io.scan_mode) val data_gate_clk= rvclkhdr(clock,data_gate_en.asBool(),io.scan_mode)
// End - Data gating
// End - Data gating }}
val i0_brp_valid = io.dec_i0_brp.valid & !leak1_mode val i0_brp_valid = io.dec_i0_brp.valid & !leak1_mode
io.decode_exu.dec_i0_predict_p_d.bits.misp :=0.U io.decode_exu.dec_i0_predict_p_d.bits.misp :=0.U
@ -220,6 +224,7 @@ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
// on i0 instruction fetch access fault turn anything into a nop // on i0 instruction fetch access fault turn anything into a nop
// nop => alu rs1 imm12 rd lor // nop => alu rs1 imm12 rd lor
val i0_icaf_d = io.dec_i0_icaf_d | io.dec_i0_dbecc_d val i0_icaf_d = io.dec_i0_icaf_d | io.dec_i0_dbecc_d
val i0_instr_error = i0_icaf_d; val i0_instr_error = i0_icaf_d;
i0_dp := i0_dp_raw i0_dp := i0_dp_raw
when((i0_br_error_all | i0_instr_error).asBool){ when((i0_br_error_all | i0_instr_error).asBool){
@ -237,6 +242,7 @@ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
// branches that can be predicted // branches that can be predicted
val i0_predict_br = i0_dp.condbr | i0_pcall | i0_pja | i0_pret; val i0_predict_br = i0_dp.condbr | i0_pcall | i0_pja | i0_pret;
val i0_predict_nt = !(io.dec_i0_brp.bits.hist(1) & i0_brp_valid) & i0_predict_br val i0_predict_nt = !(io.dec_i0_brp.bits.hist(1) & i0_brp_valid) & i0_predict_br
val i0_predict_t = (io.dec_i0_brp.bits.hist(1) & i0_brp_valid) & i0_predict_br val i0_predict_t = (io.dec_i0_brp.bits.hist(1) & i0_brp_valid) & i0_predict_br
val i0_ap_pc2 = !io.dec_i0_pc4_d val i0_ap_pc2 = !io.dec_i0_pc4_d
@ -661,7 +667,7 @@ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
io.dec_i0_wdata_r := i0_result_corr_r io.dec_i0_wdata_r := i0_result_corr_r
val i0_result_r_raw = rvdffe(i0_result_x,i0_r_data_en.asBool,clock,io.scan_mode) val i0_result_r_raw = rvdffe(i0_result_x,i0_r_data_en.asBool,clock,io.scan_mode)
if ( LOAD_TO_USE_PLUS1) { if ( LOAD_TO_USE_PLUS1 == 1 ) {
i0_result_x := io.decode_exu.exu_i0_result_x i0_result_x := io.decode_exu.exu_i0_result_x
i0_result_r := Mux((r_d.bits.i0v & r_d.bits.i0load).asBool,io.lsu_result_m, i0_result_r_raw) i0_result_r := Mux((r_d.bits.i0v & r_d.bits.i0load).asBool,io.lsu_result_m, i0_result_r_raw)
} }
@ -741,7 +747,7 @@ class dec_decode_ctl extends Module with lib with RequireAsyncReset{
i0_rs2_depth_d := Mux(i0_rs2_depend_i0_x.asBool,1.U(2.W),Mux(i0_rs2_depend_i0_r.asBool, 2.U(2.W), 0.U)) i0_rs2_depth_d := Mux(i0_rs2_depend_i0_x.asBool,1.U(2.W),Mux(i0_rs2_depend_i0_r.asBool, 2.U(2.W), 0.U))
// stores will bypass load data in the lsu pipe // stores will bypass load data in the lsu pipe
if (LOAD_TO_USE_PLUS1) { if (LOAD_TO_USE_PLUS1 == 1) {
i0_load_block_d := (i0_rs1_class_d.load & i0_rs1_depth_d) | (i0_rs2_class_d.load & i0_rs2_depth_d(0) & !i0_dp.store) i0_load_block_d := (i0_rs1_class_d.load & i0_rs1_depth_d) | (i0_rs2_class_d.load & i0_rs2_depth_d(0) & !i0_dp.store)
load_ldst_bypass_d := (i0_dp.load | i0_dp.store) & i0_rs1_depth_d(1) & i0_rs1_class_d.load load_ldst_bypass_d := (i0_dp.load | i0_dp.store) & i0_rs1_depth_d(1) & i0_rs1_class_d.load
store_data_bypass_d := i0_dp.store & (i0_rs2_depth_d(1) & i0_rs2_class_d.load) store_data_bypass_d := i0_dp.store & (i0_rs2_depth_d(1) & i0_rs2_class_d.load)

24
src/main/scala/dec/dec_tlu_ctl.scala
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@ -141,7 +141,6 @@ class dec_tlu_ctl_IO extends Bundle with lib {
val dec_tlu_pic_clk_override = Output(UInt(1.W)) // override PIC clock domain gating val dec_tlu_pic_clk_override = Output(UInt(1.W)) // override PIC clock domain gating
val dec_tlu_dccm_clk_override = Output(UInt(1.W)) // override DCCM clock domain gating val dec_tlu_dccm_clk_override = Output(UInt(1.W)) // override DCCM clock domain gating
val dec_tlu_icm_clk_override = Output(UInt(1.W)) // override ICCM clock domain gating val dec_tlu_icm_clk_override = Output(UInt(1.W)) // override ICCM clock domain gating
val dec_tlu_flush_lower_wb = Output(Bool())
val ifu_pmu_instr_aligned = Input(UInt(1.W)) val ifu_pmu_instr_aligned = Input(UInt(1.W))
val tlu_bp = Flipped(new dec_bp) val tlu_bp = Flipped(new dec_bp)
val tlu_ifc = Flipped(new dec_ifc) val tlu_ifc = Flipped(new dec_ifc)
@ -330,6 +329,8 @@ class dec_tlu_ctl extends Module with lib with RequireAsyncReset with CSR_VAL{
val internal_dbg_halt_mode_f2 =withClock(io.free_clk){RegNext(internal_dbg_halt_mode_f,0.U)} val internal_dbg_halt_mode_f2 =withClock(io.free_clk){RegNext(internal_dbg_halt_mode_f,0.U)}
io.tlu_mem.dec_tlu_force_halt :=withClock(io.free_clk){RegNext(force_halt,0.U)} io.tlu_mem.dec_tlu_force_halt :=withClock(io.free_clk){RegNext(force_halt,0.U)}
io.dec_tlu_i0_kill_writeb_r :=tlu_i0_kill_writeb_r io.dec_tlu_i0_kill_writeb_r :=tlu_i0_kill_writeb_r
val reset_detect =withClock(io.free_clk){RegNext(1.U(1.W),0.U)} val reset_detect =withClock(io.free_clk){RegNext(1.U(1.W),0.U)}
val reset_detected =withClock(io.free_clk){RegNext(reset_detect,0.U)} val reset_detected =withClock(io.free_clk){RegNext(reset_detect,0.U)}
@ -340,8 +341,7 @@ class dec_tlu_ctl extends Module with lib with RequireAsyncReset with CSR_VAL{
val nmi_lsu_load_type_f =withClock(io.free_clk){RegNext(nmi_lsu_load_type,0.U)} val nmi_lsu_load_type_f =withClock(io.free_clk){RegNext(nmi_lsu_load_type,0.U)}
val nmi_lsu_store_type_f =withClock(io.free_clk){RegNext(nmi_lsu_store_type,0.U)} val nmi_lsu_store_type_f =withClock(io.free_clk){RegNext(nmi_lsu_store_type,0.U)}
io.tlu_bp.dec_tlu_flush_lower_wb := io.dec_tlu_flush_lower_wb
io.tlu_mem.dec_tlu_flush_lower_wb := io.tlu_bp.dec_tlu_flush_lower_wb
// Filter subsequent bus errors after the first, until the lock on MDSEAC is cleared // Filter subsequent bus errors after the first, until the lock on MDSEAC is cleared
val nmi_lsu_detected = ~mdseac_locked_f & (io.tlu_busbuff.lsu_imprecise_error_load_any | io.tlu_busbuff.lsu_imprecise_error_store_any) val nmi_lsu_detected = ~mdseac_locked_f & (io.tlu_busbuff.lsu_imprecise_error_load_any | io.tlu_busbuff.lsu_imprecise_error_store_any)
@ -440,7 +440,7 @@ class dec_tlu_ctl extends Module with lib with RequireAsyncReset with CSR_VAL{
val dbg_cmd_done_ns = io.dec_tlu_i0_valid_r & io.dec_tlu_dbg_halted val dbg_cmd_done_ns = io.dec_tlu_i0_valid_r & io.dec_tlu_dbg_halted
// used to hold off commits after an in-pipe debug mode request (triggers, DCSR) // used to hold off commits after an in-pipe debug mode request (triggers, DCSR)
val request_debug_mode_r = (trigger_hit_dmode_r | ebreak_to_debug_mode_r) | (request_debug_mode_r_d1 & ~io.dec_tlu_flush_lower_wb) val request_debug_mode_r = (trigger_hit_dmode_r | ebreak_to_debug_mode_r) | (request_debug_mode_r_d1 & ~io.tlu_bp.dec_tlu_flush_lower_wb)
val request_debug_mode_done = (request_debug_mode_r_d1 | request_debug_mode_done_f) & ~dbg_tlu_halted_f val request_debug_mode_done = (request_debug_mode_r_d1 | request_debug_mode_done_f) & ~dbg_tlu_halted_f
@ -516,7 +516,7 @@ class dec_tlu_ctl extends Module with lib with RequireAsyncReset with CSR_VAL{
val i0trigger_qual_r = Fill(4,i0_trigger_eval_r) & io.dec_tlu_packet_r.i0trigger(3,0) & i0_iside_trigger_has_pri_r & i0_lsu_trigger_has_pri_r & trigger_enabled val i0trigger_qual_r = Fill(4,i0_trigger_eval_r) & io.dec_tlu_packet_r.i0trigger(3,0) & i0_iside_trigger_has_pri_r & i0_lsu_trigger_has_pri_r & trigger_enabled
// Qual trigger hits // Qual trigger hits
val i0_trigger_r = ~(Fill(4,io.dec_tlu_flush_lower_wb | io.dec_tlu_dbg_halted)) & i0trigger_qual_r val i0_trigger_r = ~(Fill(4,io.tlu_bp.dec_tlu_flush_lower_wb | io.dec_tlu_dbg_halted)) & i0trigger_qual_r
// chaining can mask raw trigger info // chaining can mask raw trigger info
val i0_trigger_chain_masked_r = Cat(i0_trigger_r(3) & (~mtdata1_t(2)(MTDATA1_CHAIN) | i0_trigger_r(2)), i0_trigger_r(2) & (~mtdata1_t(2)(MTDATA1_CHAIN) | i0_trigger_r(3)), i0_trigger_r(1) & (~mtdata1_t(0)(MTDATA1_CHAIN) | i0_trigger_r(0)), i0_trigger_r(0) & (~mtdata1_t(0)(MTDATA1_CHAIN) | i0_trigger_r(1))) val i0_trigger_chain_masked_r = Cat(i0_trigger_r(3) & (~mtdata1_t(2)(MTDATA1_CHAIN) | i0_trigger_r(2)), i0_trigger_r(2) & (~mtdata1_t(2)(MTDATA1_CHAIN) | i0_trigger_r(3)), i0_trigger_r(1) & (~mtdata1_t(0)(MTDATA1_CHAIN) | i0_trigger_r(0)), i0_trigger_r(0) & (~mtdata1_t(0)(MTDATA1_CHAIN) | i0_trigger_r(1)))
@ -605,7 +605,7 @@ class dec_tlu_ctl extends Module with lib with RequireAsyncReset with CSR_VAL{
mdseac_locked_f :=withClock(io.free_clk){RegNext(mdseac_locked_ns,0.U)} mdseac_locked_f :=withClock(io.free_clk){RegNext(mdseac_locked_ns,0.U)}
val lsu_single_ecc_error_r_d1 =withClock(io.free_clk){RegNext(lsu_single_ecc_error_r,0.U)} val lsu_single_ecc_error_r_d1 =withClock(io.free_clk){RegNext(lsu_single_ecc_error_r,0.U)}
val lsu_error_pkt_addr_r =io.lsu_error_pkt_r.bits.addr val lsu_error_pkt_addr_r =io.lsu_error_pkt_r.bits.addr
val lsu_exc_valid_r_raw = io.lsu_error_pkt_r.valid & ~io.dec_tlu_flush_lower_wb val lsu_exc_valid_r_raw = io.lsu_error_pkt_r.valid & ~io.tlu_bp.dec_tlu_flush_lower_wb
lsu_i0_exc_r_raw := io.lsu_error_pkt_r.valid lsu_i0_exc_r_raw := io.lsu_error_pkt_r.valid
val lsu_i0_exc_r = lsu_i0_exc_r_raw & lsu_exc_valid_r_raw & ~i0_trigger_hit_r & ~rfpc_i0_r val lsu_i0_exc_r = lsu_i0_exc_r_raw & lsu_exc_valid_r_raw & ~i0_trigger_hit_r & ~rfpc_i0_r
val lsu_exc_valid_r = lsu_i0_exc_r val lsu_exc_valid_r = lsu_i0_exc_r
@ -739,7 +739,7 @@ class dec_tlu_ctl extends Module with lib with RequireAsyncReset with CSR_VAL{
val block_interrupts = ((internal_dbg_halt_mode & (~dcsr_single_step_running | io.dec_tlu_i0_valid_r)) | internal_pmu_fw_halt_mode | i_cpu_halt_req_d1 | take_nmi | ebreak_to_debug_mode_r | synchronous_flush_r | exc_or_int_valid_r_d1 | mret_r | ext_int_freeze_d1) val block_interrupts = ((internal_dbg_halt_mode & (~dcsr_single_step_running | io.dec_tlu_i0_valid_r)) | internal_pmu_fw_halt_mode | i_cpu_halt_req_d1 | take_nmi | ebreak_to_debug_mode_r | synchronous_flush_r | exc_or_int_valid_r_d1 | mret_r | ext_int_freeze_d1)
if(FAST_INTERRUPT_REDIRECT) { if(FAST_INTERRUPT_REDIRECT==1) {
take_ext_int_start_d1:=withClock(io.free_clk){RegNext(take_ext_int_start,0.U)} take_ext_int_start_d1:=withClock(io.free_clk){RegNext(take_ext_int_start,0.U)}
take_ext_int_start_d2:=withClock(io.free_clk){RegNext(take_ext_int_start_d1,0.U)} take_ext_int_start_d2:=withClock(io.free_clk){RegNext(take_ext_int_start_d1,0.U)}
take_ext_int_start_d3:=withClock(io.free_clk){RegNext(take_ext_int_start_d2,0.U)} take_ext_int_start_d3:=withClock(io.free_clk){RegNext(take_ext_int_start_d2,0.U)}
@ -797,8 +797,8 @@ class dec_tlu_ctl extends Module with lib with RequireAsyncReset with CSR_VAL{
val tlu_flush_path_r_d1=withClock(e4e5_int_clk){RegNext(tlu_flush_path_r,0.U)} ///After Combining Code revisit this val tlu_flush_path_r_d1=withClock(e4e5_int_clk){RegNext(tlu_flush_path_r,0.U)} ///After Combining Code revisit this
io.dec_tlu_flush_lower_wb := tlu_flush_lower_r_d1 io.tlu_bp.dec_tlu_flush_lower_wb := tlu_flush_lower_r_d1
// io.tlu_mem.dec_tlu_flush_lower_wb := io.dec_tlu_flush_lower_wb io.tlu_mem.dec_tlu_flush_lower_wb := io.tlu_bp.dec_tlu_flush_lower_wb
io.tlu_exu.dec_tlu_flush_lower_r := tlu_flush_lower_r io.tlu_exu.dec_tlu_flush_lower_r := tlu_flush_lower_r
io.tlu_exu.dec_tlu_flush_path_r := tlu_flush_path_r ///After Combining Code revisit this io.tlu_exu.dec_tlu_flush_path_r := tlu_flush_path_r ///After Combining Code revisit this
@ -1747,7 +1747,7 @@ val wr_mcycleh_r = WireInit(UInt(1.W), 0.U)
mfdc_int := rvdffe(mfdc_ns,wr_mfdc_r.asBool,clock,io.scan_mode) mfdc_int := rvdffe(mfdc_ns,wr_mfdc_r.asBool,clock,io.scan_mode)
// rvdffe #(15) mfdc_ff (.*, .en(wr_mfdc_r), .din({mfdc_ns[14:0]}), .dout(mfdc_int[14:0])); // rvdffe #(15) mfdc_ff (.*, .en(wr_mfdc_r), .din({mfdc_ns[14:0]}), .dout(mfdc_int[14:0]));
if(BUILD_AXI4){ if(BUILD_AXI4 == 1){
// flip poweron value of bit 6 for AXI build // flip poweron value of bit 6 for AXI build
mfdc_ns := Cat(~io.dec_csr_wrdata_r(18,16),io.dec_csr_wrdata_r(11,7), ~io.dec_csr_wrdata_r(6), io.dec_csr_wrdata_r(5,0)) mfdc_ns := Cat(~io.dec_csr_wrdata_r(18,16),io.dec_csr_wrdata_r(11,7), ~io.dec_csr_wrdata_r(6), io.dec_csr_wrdata_r(5,0))
mfdc := Cat(~mfdc_int(14,12),0.U(4.W), mfdc_int(11,7), ~mfdc_int(6), mfdc_int(5,0)) mfdc := Cat(~mfdc_int(14,12),0.U(4.W), mfdc_int(11,7), ~mfdc_int(6), mfdc_int(5,0))
@ -2118,7 +2118,7 @@ miccme_ce_req := (("hffffffff".U(32.W) << miccmect(31,27)) & Cat(0.U(5.W), miccm
val dicad0h = rvdffe(dicad0h_ns,(wr_dicad0h_r | io.ifu_ic_debug_rd_data_valid).asBool,clock,io.scan_mode) val dicad0h = rvdffe(dicad0h_ns,(wr_dicad0h_r | io.ifu_ic_debug_rd_data_valid).asBool,clock,io.scan_mode)
if (ICACHE_ECC) { if (ICACHE_ECC == 1) {
// ---------------------------------------------------------------------- // ----------------------------------------------------------------------
// DICAD1 (R/W) (Only accessible in debug mode) // DICAD1 (R/W) (Only accessible in debug mode)
// [6:0] : ECC // [6:0] : ECC
@ -2151,7 +2151,7 @@ miccme_ce_req := (("hffffffff".U(32.W) << miccmect(31,27)) & Cat(0.U(5.W), miccm
// DICAGO (R/W) (Only accessible in debug mode) // DICAGO (R/W) (Only accessible in debug mode)
// [0] : Go // [0] : Go
if (ICACHE_ECC) io.dec_tlu_ic_diag_pkt.icache_wrdata := Cat(dicad1(6,0), dicad0h(31,0), dicad0(31,0)) if (ICACHE_ECC == 1) io.dec_tlu_ic_diag_pkt.icache_wrdata := Cat(dicad1(6,0), dicad0h(31,0), dicad0(31,0))
else io.dec_tlu_ic_diag_pkt.icache_wrdata := Cat(0.U(2.W),dicad1(3,0), dicad0h(31,0), dicad0(31,0)) else io.dec_tlu_ic_diag_pkt.icache_wrdata := Cat(0.U(2.W),dicad1(3,0), dicad0h(31,0), dicad0(31,0))
io.dec_tlu_ic_diag_pkt.icache_dicawics := dicawics io.dec_tlu_ic_diag_pkt.icache_dicawics := dicawics

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src/main/scala/quasar.scala
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@ -419,9 +419,9 @@ class quasar extends Module with RequireAsyncReset with lib {
io.dmi_reg_rdata := 0.U io.dmi_reg_rdata := 0.U
} }
object QUASAR extends App { //object QUASAR extends App {
println((new chisel3.stage.ChiselStage).emitVerilog(new quasar())) // println((new chisel3.stage.ChiselStage).emitVerilog(new quasar()))
} //}

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