Github_Repos/cvw
1
0
Fork 1
mirror of https://github.com/openhwgroup/cvw synced 2025-02-11 06:05:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Preparing to merge with CBO* changes

Browse Source
This commit is contained in:
David Harris 2023-08-25 18:41:03 -07:00
parent bd6eef2a51
commit f7b50f4721
5 changed files with 20 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
config/buildroot/config.vh
View File

@ -42,12 +42,12 @@ localparam ZICNTR_SUPPORTED = 1;
localparam ZIHPM_SUPPORTED = 1;
localparam COUNTERS = 12'd32;
localparam ZFH_SUPPORTED = 0;
localparam SSTC_SUPPORTED = 0;
localparam ZICBOM_SUPPORTED = 0;
localparam ZICBOZ_SUPPORTED = 0;
localparam ZICBOP_SUPPORTED = 0;
localparam SVPBMT_SUPPORTED = 0;
localparam SVNAPOT_SUPPORTED = 0;
localparam SSTC_SUPPORTED = 1;
localparam ZICBOM_SUPPORTED = 1;
localparam ZICBOZ_SUPPORTED = 1;
localparam ZICBOP_SUPPORTED = 1;
localparam SVPBMT_SUPPORTED = 1;
localparam SVNAPOT_SUPPORTED = 1;
localparam SVINVAL_SUPPORTED = 1;
// LSU microarchitectural Features

12
config/fpga/config.vh
View File

@ -44,12 +44,12 @@ localparam COUNTERS = 12'd32;
localparam ZICNTR_SUPPORTED = 1;
localparam ZIHPM_SUPPORTED = 1;
localparam ZFH_SUPPORTED = 0;
localparam SSTC_SUPPORTED = 0;
localparam ZICBOM_SUPPORTED = 0;
localparam ZICBOZ_SUPPORTED = 0;
localparam ZICBOP_SUPPORTED = 0;
localparam SVPBMT_SUPPORTED = 0;
localparam SVNAPOT_SUPPORTED = 0;
localparam SSTC_SUPPORTED = 1;
localparam ZICBOM_SUPPORTED = 1;
localparam ZICBOZ_SUPPORTED = 1;
localparam ZICBOP_SUPPORTED = 1;
localparam SVPBMT_SUPPORTED = 1;
localparam SVNAPOT_SUPPORTED = 1;
localparam SVINVAL_SUPPORTED = 1;
// LSU microarchitectural Features

8
config/rv64gc/config.vh
View File

@ -48,10 +48,10 @@ localparam ZIHPM_SUPPORTED = 1;
localparam ZFH_SUPPORTED = 0;
localparam SSTC_SUPPORTED = 1;
localparam ZICBOM_SUPPORTED = 1;
localparam ZICBOZ_SUPPORTED = 0;
localparam ZICBOP_SUPPORTED = 0;
localparam SVPBMT_SUPPORTED = 0;
localparam SVNAPOT_SUPPORTED = 0;
localparam ZICBOZ_SUPPORTED = 1;
localparam ZICBOP_SUPPORTED = 1;
localparam SVPBMT_SUPPORTED = 1;
localparam SVNAPOT_SUPPORTED = 1;
localparam SVINVAL_SUPPORTED = 1;
// LSU microarchitectural Features

2
src/ieu/controller.sv
View File

@ -375,12 +375,14 @@ module controller import cvw::*; #(parameter cvw_t P) (
LSUPrefetchD = 1'b0;
ImmSrcD = PreImmSrcD;
if (P.ZICBOP_SUPPORTED & (InstrD[14:0] == 15'b110_00000_0010011)) begin // ori with destiation x0 is hint for Prefetch
/* verilator lint_off CASEINCOMPLETE */
case (Rs2D) // which type of prefectch? Note: prefetch.r and .w are handled the same in Wally
5'b00000: IFUPrefetchD = 1'b1; // prefetch.i
5'b00001: LSUPrefetchD = 1'b1; // prefetch.r
5'b00011: LSUPrefetchD = 1'b1; // prefetch.w
// default: not a prefetch hint
endcase
/* verilator lint_on CASEINCOMPLETE */
if (IFUPrefetchD | LSUPrefetchD) ImmSrcD = 3'b001; // use S-type immediate format for prefetches
end
end

2
src/mmu/tlb/tlbmixer.sv
View File

@ -64,7 +64,7 @@ module tlbmixer import cvw::*; #(parameter cvw_t P) (
if (P.SVNAPOT_SUPPORTED) begin
// 64 KiB contiguous NAPOT translations suported
logic [3:0] PPNMixedBot;
mux2 #(4) napotmux(PPNMixed[3:0], VPN, PTE_N, PPNMixedBot);
mux2 #(4) napotmux(PPNMixed[3:0], VPN[3:0], PTE_N, PPNMixedBot);
assign PPNMixed2 = {PPNMixed[P.PPN_BITS-1:4], PPNMixedBot};
/* // Generalized NAPOT implementation supporting various sized contiguous regions