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always working after reg bit swizzle changes

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naichewa 2023-10-13 14:22:32 -07:00
parent dd3e701447
commit 59afc3b92c
3 changed files with 35 additions and 28 deletions
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55
src/uncore/spi_apb.sv
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@ -191,29 +191,20 @@ module spi_apb import cvw::*; #(parameter cvw_t P) (
InterruptPending[0] <= TransmitReadMark;
InterruptPending[1] <= RecieveWriteMark;
case(Entry) // flop to sample inputs
8'h00: Dout[11:0] <= #1 SckDiv;
8'h04: Dout[1:0] <= #1 SckMode;
8'h10: Dout[1:0] <= #1 ChipSelectID;
8'h14: Dout[3:0] <= #1 ChipSelectDef;
8'h18: Dout[1:0] <= #1 ChipSelectMode;
8'h28: begin
Dout[23:16] <= #1 Delay0[15:8]; // swizzle
Dout[7:0] <= #1 Delay0[7:0];
end
8'h2C: begin
Dout[23:16] <= #1 Delay1[15:8]; // swizzle
Dout[7:0] <= #1 Delay1[7:0];
end
8'h40: begin
Dout[19:16] <= #1 Format[7:4]; // swizzle
Dout[3:0] <= #1 Delay0[3:0];
end
8'h48: Dout[8:0] <= #1 {TransmitFIFOWriteFull, 8'b0};
8'h4C: Dout[8:0] <= #1 {ReceiveFIFOReadEmpty, ReceiveData[7:0]};
8'h50: Dout[2:0] <= #1 TransmitWatermark;
8'h54: Dout[2:0] <= #1 ReceiveWatermark;
8'h70: Dout[1:0] <= #1 InterruptEnable;
8'h74: Dout[1:0] <= #1 InterruptPending;
8'h00: Dout <= #1 {20'b0, SckDiv};
8'h04: Dout <= #1 {30'b0, SckMode};
8'h10: Dout <= #1 {30'b0, ChipSelectID};
8'h14: Dout <= #1 {28'b0, ChipSelectDef};
8'h18: Dout <= #1 {30'b0, ChipSelectMode};
8'h28: Dout <= {8'b0, Delay0[15:8], 8'b0, Delay0[7:0]};
8'h2C: Dout <= {8'b0, Delay1[15:8], 8'b0, Delay1[7:0]};
8'h40: Dout <= {12'b0, Format[7:4], 12'b0, Format[3:0]};
8'h48: Dout <= #1 {23'b0, TransmitFIFOWriteFull, 8'b0};
8'h4C: Dout <= #1 {23'b0, ReceiveFIFOReadEmpty, ReceiveData[7:0]};
8'h50: Dout <= #1 {29'b0, TransmitWatermark};
8'h54: Dout <= #1 {29'b0, ReceiveWatermark};
8'h70: Dout <= #1 {30'b0, InterruptEnable};
8'h74: Dout <= #1 {30'b0, InterruptPending};
default: Dout <= #1 32'b0;
endcase
end
@ -507,7 +498,7 @@ module spi_apb import cvw::*; #(parameter cvw_t P) (
endmodule
/*
module synchFIFO #(parameter M =3 , N= 8(
module TransmitSynchFIFO #(parameter M =3 , N= 8(
input logic PCLK, wen, ren, PRESETn,
input logic winc,rinc,
input logic [N-1:0] wdata,
@ -515,6 +506,22 @@ module synchFIFO #(parameter M =3 , N= 8(
output logic [N-1:0] rdata,
output logic wfull, rempty,
output logic wwatermark, rwatermark);
logic [N-1:0] mem[2**M];
logic [M:0] rptr, wptr;
logic [M:0] wbin, wbinnext;
logic [M:0] rbin, rbinnext;
logic rempty_val;
logic wfull_val;
logic [M-1:0] raddr;
logic [M-1:0] waddr;
assign rdata = mem[raddr];
always_ff @(posedge wclkc, negedge PRESETn)
if (~PRESETn) begin
)
*/

4
tests/wally-riscv-arch-test/riscv-test-suite/rv32i_m/privilege/references/WALLY-spi-01.reference_output
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@ -8,11 +8,11 @@
00000000 # cs_mode
00000101 # delay 0
00010001 # delay 0
00000001 # delay 1
00000080 # fmt
00080000 # fmt
00000000 # tx_data

4
tests/wally-riscv-arch-test/riscv-test-suite/rv64i_m/privilege/references/WALLY-spi-01.reference_output
View File

@ -8,11 +8,11 @@
00000000
00000000 # cs_mode
00000000
00000101 # delay 0
00010001 # delay 0
00000000
00000001 # delay 1
00000000
00000080 # fmt
00080000 # fmt
00000000
00000000 # tx_data
00000000