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a2o/dev/verilog/a2o_litex/a2l2wb.v

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start litex version
2 years ago
// © IBM Corp. 2022
// Licensed under the Apache License, Version 2.0 (the "License"), as modified by
// the terms below; you may not use the files in this repository except in
// compliance with the License as modified.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
//
// Modified Terms:
//
// 1) For the purpose of the patent license granted to you in Section 3 of the
// License, the "Work" hereby includes implementations of the work of authorship
// in physical form.
//
// 2) Notwithstanding any terms to the contrary in the License, any licenses
// necessary for implementation of the Work that are available from OpenPOWER
// via the Power ISA End User License Agreement (EULA) are explicitly excluded
// hereunder, and may be obtained from OpenPOWER under the terms and conditions
// of the EULA.
//
// Unless required by applicable law or agreed to in writing, the reference design
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
// for the specific language governing permissions and limitations under the License.
//
// Additional rights, including the ability to physically implement a softcore that
// is compliant with the required sections of the Power ISA Specification, are
// available at no cost under the terms of the OpenPOWER Power ISA EULA, which can be
// obtained (along with the Power ISA) here: https://openpowerfoundation.org.
// A2L2 bridge
// single req (shared L/S credit)
// interface to wb32
//
// could pass core reset through here to allow this to be configured first
// could add config space
`include "tri_a2o.vh"
`ifndef A2NODE_CFG
`define A2NODE_CFG 32'h00000001
`endif
`timescale 1ns/1ps
module a2l2wb #(
parameter MEM_MODE = 2, // 0:ext 1:int 2:wb
parameter MEM_QW = 16384
)
(
input clk,
input rst,
input [0:31] cfg_dat,
parm experiments and cleanup
2 years ago
// chg to cfg_cmd
// 000 nop
// 001
// 010
// 011
// 100 write
// 101 write mask set
// 110 write mask rst
// 111 write mask xor
verilator litex soc
2 years ago
// also, should it be edge-triggered (single pulse from nop->cmd)?
parm experiments and cleanup
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start litex version
2 years ago
input cfg_wr,
output [0:31] status,
input timerInterrupt,
input externalInterrupt,
input softwareInterrupt,
input externalInterruptS,
input [0:`THREADS-1] ac_an_pm_thread_running,
output [0:`THREADS-1] an_ac_pm_thread_stop,
output [0:`THREADS-1] an_ac_pm_fetch_halt,
// core req
input ac_an_req_pwr_token,
input ac_an_req,
input [64-`REAL_IFAR_WIDTH:63] ac_an_req_ra,
input [0:5] ac_an_req_ttype,
input [0:2] ac_an_req_thread,
input [0:4] ac_an_req_ld_core_tag,
input [0:2] ac_an_req_ld_xfr_len,
input ac_an_req_wimg_w,
input ac_an_req_wimg_i,
input ac_an_req_wimg_m,
input ac_an_req_wimg_g,
input ac_an_req_endian,
input [0:3] ac_an_req_user_defined,
input [0:3] ac_an_req_spare_ctrl_a0,
input ac_an_st_data_pwr_token,
input [0:31] ac_an_st_byte_enbl,
input [0:255] ac_an_st_data,
// core reload
output an_ac_reld_data_vld,
output [0:4] an_ac_reld_core_tag,
output [0:127] an_ac_reld_data,
output [58:59] an_ac_reld_qw,
output an_ac_reld_ecc_err,
output an_ac_reld_ecc_err_ue,
output an_ac_reld_data_coming,
output an_ac_reld_ditc,
output an_ac_reld_crit_qw,
output an_ac_reld_l1_dump,
output [0:3] an_ac_req_spare_ctrl_a1,
// core credits
output an_ac_req_ld_pop,
output an_ac_req_st_pop,
output an_ac_req_st_gather,
// core smp
output [0:`THREADS-1] an_ac_sync_ack,
output [0:`THREADS-1] an_ac_stcx_complete,
output [0:`THREADS-1] an_ac_stcx_pass,
output [0:`THREADS-1] an_ac_reservation_vld,
output an_ac_icbi_ack,
output [0:1] an_ac_icbi_ack_thread,
output an_ac_back_inv,
output [64-`REAL_IFAR_WIDTH:63] an_ac_back_inv_addr,
output [0:4] an_ac_back_inv_target,
output an_ac_back_inv_local,
output an_ac_back_inv_lbit,
output an_ac_back_inv_gs,
output an_ac_back_inv_ind,
output [0:7] an_ac_back_inv_lpar_id,
input ac_an_back_inv_reject,
// core misc
output an_ac_tb_update_enable,
output an_ac_tb_update_pulse,
input [0:7] ac_an_lpar_id,
input [0:`THREADS-1] ac_an_special_attn,
parm experiments and cleanup
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input [0:2] ac_an_checkstop,
start litex version
2 years ago
output an_ac_checkstop,
input [0:`THREADS-1] ac_an_machine_check,
output [0:`THREADS-1] an_ac_external_mchk,
input [0:`THREADS-1] ac_an_debug_trigger,
output an_ac_debug_stop,
output an_ac_flh2l2_gate,
input ac_an_power_managed, // threaded?
input ac_an_rvwinkle_mode, // threaded?
output [0:`THREADS-1] an_ac_sleep_en,
output [0:`THREADS-1] an_ac_hang_pulse,
// core intr
output [0:`THREADS-1] an_ac_ext_interrupt,
output [0:`THREADS-1] an_ac_crit_interrupt,
output [0:`THREADS-1] an_ac_perf_interrupt,
// direct-attach mem
output [0:31] mem_adr,
input [0:127] mem_dat,
output mem_wr_val,
output [0:15] mem_wr_be,
output [0:127] mem_wr_dat,
// wishbone
output wb_stb,
output wb_cyc,
output [31:0] wb_adr,
output wb_we,
output [3:0] wb_sel,
output [31:0] wb_datw,
input wb_ack,
input [31:0] wb_datr
);
// unsupported right now
assign an_ac_sync_ack = 0;
assign an_ac_stcx_complete = 0;
assign an_ac_stcx_pass = 0;
assign an_ac_reservation_vld = 0;
assign an_ac_icbi_ack = 0;
assign an_ac_icbi_ack_thread = 0;
assign an_ac_back_inv = 0;
assign an_ac_back_inv_addr = 0;
assign an_ac_back_inv_target = 0;
assign an_ac_back_inv_local = 0;
assign an_ac_back_inv_lbit = 0;
assign an_ac_back_inv_gs = 0;
assign an_ac_back_inv_ind = 0;
assign an_ac_back_inv_lpar_id = 0;
assign an_ac_req_st_gather = 0;
assign an_ac_req_spare_ctrl_a1 = 0;
assign an_ac_reld_l1_dump = 0;
wire [0:4] cmdseq_d;
reg [0:4] cmdseq_q /*verilator public */;
wire [0:30+`REAL_IFAR_WIDTH] req_d;
reg [0:30+`REAL_IFAR_WIDTH] req_q;
wire [0:31+256] std_d;
reg [0:31+256] std_q;
reg req_tkn_q;
reg std_tkn_q;
wire [0:255] rld_d;
reg [0:255] rld_q;
wire [0:1] qw_d;
reg [0:1] qw_q;
wire [0:1] mem_qw_d;
reg [0:1] mem_qw_q;
wire [0:1] wb_qw_d;
reg [0:1] wb_qw_q;
wire [0:7] intr_d;
reg [0:7] intr_q;
wire [0:7] tb_pulse_count_d;
reg [0:7] tb_pulse_count_q;
wire tb_pulse_d;
reg tb_pulse_q;
wire [0:7] err_d;
reg [0:7] err_q;
wire [0:31] cfg_d;
reg [0:31] cfg_q;
// depend on MEM_MODE
parm experiments and cleanup
2 years ago
reg [0:127] mem[0:MEM_QW-1];
start litex version
2 years ago
wire [0:127] mem_dat_int;
reg [0:3] wbseq_q;
wire [0:3] wbseq_d;
reg [0:127] wb_datr_q[0:3];
wire [0:127] wb_datr_d[0:3];
wire new_req;
wire req_ld_val;
wire req_st_val;
wire req_ieq1;
wire req_le;
wire [64-`REAL_IFAR_WIDTH:63] req_adr;
wire [0:4] req_tag;
wire [0:2] req_len;
wire [0:255] req_st_dat;
wire [0:31] req_st_be;
wire [0:7] req_st_we;
wire rld_coming;
wire rld_valid;
wire rld_done;
wire [0:1] rld_qw;
wire cmdseq_idle;
wire ld_ready;
wire st_ready;
wire do_store;
wire wb_inc_qw;
wire inc_qw;
wire [0:1] dat_sel;
wire qw_sel_0;
wire qw_sel_1;
wire qw_sel_2;
wire qw_sel_3;
wire [0:7] tb_pulse_val;
wire tb_pulse_toggle;
// FF
always @(posedge clk) begin
if (rst) begin
cmdseq_q = 'b11111;
req_q = 0;
std_q = 0;
req_tkn_q = 0;
std_tkn_q = 0;
qw_q = 0;
mem_qw_q = 0;
intr_q = 0;
err_q = 0;
cfg_q = `A2NODE_CFG;
tb_pulse_count_q = 0;
tb_pulse_q = 0;
end else begin
cmdseq_q = cmdseq_d;
req_q = req_d;
std_q = std_d;
req_tkn_q = ac_an_req_pwr_token;
std_tkn_q = ac_an_st_data_pwr_token;
qw_q = qw_d;
mem_qw_q = mem_qw_d;
intr_q = intr_d;
err_q = err_d;
cfg_q = cfg_d;
tb_pulse_count_q = tb_pulse_count_d;
tb_pulse_q = tb_pulse_d;
end
end
// adr needs to be created for cacheable!
// ext/int mem
// mem_adr --- (qw-aligned byte address)
// mem_dat ---
// external memory
generate if (MEM_MODE == 0) begin
assign mem_dat_int = mem_dat;
end
endgenerate
// internal memory
generate if (MEM_MODE == 1) begin
always @(posedge clk) begin
if (!rst & mem_wr_val) begin
mem[mem_adr] = mem_wr_dat;
end
end
assign mem_dat_int = mem[req_adr];
end
endgenerate
// wishbone
generate if (MEM_MODE == 2) begin
always @(posedge clk) begin
if (rst) begin
wbseq_q = 4'b1111;
wb_qw_q = 0;
end else begin
wbseq_q = wbseq_d;
wb_datr_q[0] = wb_datr_d[0];
wb_datr_q[1] = wb_datr_d[1];
wb_datr_q[2] = wb_datr_d[2];
wb_datr_q[3] = wb_datr_d[3];
wb_qw_q = wb_qw_d;
end
end
assign mem_dat_int = wb_qw_q == 2'b00 ? wb_datr_q[0] :
wb_qw_q == 2'b01 ? wb_datr_q[1] :
wb_qw_q == 2'b10 ? wb_datr_q[2] :
wb_datr_q[3];
end
endgenerate
generate if (MEM_MODE == 2) begin
assign mem_adr = req_st_val ? {req_adr[32:59], dat_sel, 2'b00} :
req_ieq1 ? {req_adr[32:59], dat_sel, 2'b00} :
{req_adr[32:57], qw_q, dat_sel, 2'b00};
end else begin
assign mem_adr = req_st_val ? {req_adr[32:59], 4'b0000} :
req_ieq1 ? req_adr[32:63] :
{req_adr[32:57], mem_qw_q, 4'b0000};
end
endgenerate
// clkgate
// oflow if req_q[0]==1!
assign new_req = req_tkn_q & ac_an_req;
assign req_d = new_req ?
{1'b1, // 0
ac_an_req_thread, // 1:3
ac_an_req_ttype, // 4:9
ac_an_req_ld_core_tag, // 10:14
ac_an_req_ra, // 15:56
ac_an_req_ld_xfr_len, // 57:59
ac_an_req_wimg_w, // 60
ac_an_req_wimg_i, // 61
ac_an_req_wimg_m, // 62
ac_an_req_wimg_g, // 63
ac_an_req_endian, // 64
ac_an_req_user_defined, // 65:68
ac_an_req_spare_ctrl_a0 // 69:72
} :
(rld_done | do_store) ? 0 : req_q;
assign std_d = std_tkn_q ? {ac_an_st_byte_enbl, // 0:31
ac_an_st_data // 32:287
} : do_store ? 0 : std_q;
// request
assign req_ld_val = req_q[0] & (
(req_q[4:9] == 6'b000000) | // if
(req_q[4:9] == 6'b001000) | // ld
(req_q[4:9] == 6'b100010) | // ditc
(req_q[4:9] == 6'b001001) | // larx
(req_q[4:9] == 6'b001011) // larx hint
);
assign req_ieq1 = req_q[61];
assign req_le = req_q[64];
assign req_st_val = req_q[0] & (
(req_q[4:9] == 6'b100000) | // st
(req_q[4:9] == 6'b101001) // stcx
);
assign req_tag = req_q[10:14];
assign req_adr = req_q[15:15+`REAL_IFAR_WIDTH-1];
assign req_len = req_q[57:59];
assign req_st_be = std_q[0:31];
assign req_st_we[0] = |std_q[0:3];
assign req_st_we[1] = |std_q[4:7];
assign req_st_we[2] = |std_q[8:11];
assign req_st_we[3] = |std_q[12:15];
assign req_st_dat = std_q[32:287];
// random delay, or wb trans complete
generate if (MEM_MODE != 2) begin
assign ld_ready = 1;
assign st_ready = 1;
end
endgenerate
// A2L2 Interface
// b2b
// coming --- ---
// valid --- --- --- --- (and qualifiers)
// data --- --- --- --- (only 1 beat for ieq1)
// vtable -V -b 0 a2l2wb.v
//tbl cmdseq
//n cmdseq_q cmdseq_d
//n | | rld_coming
//n | req_ld_val | |rld_valid
//n | |req_st_val | ||do_store
//n | ||ld_ready | |||rld_done
//n | |||st_ready | ||||inc_qw
//n | ||||req_ieq1 | ||||| cmdseq_idle
//n | ||||| | ||||| |
//n | ||||| | ||||| |
//b 01234 ||||| 01234 ||||| |
//t iiiii iiiii ooooo ooooo o
//*----------------------------------------------------------------------
//* Idle ****************************************************************
//s 11111 ----- ----- 00000 1
//s 11111 00--- 11111 00000 - * ...zzz...
//s 11111 1---- 00001 00000 -
//s 11111 -1--- 10000 00000 -
//* Load ****************************************************************
//s 00001 --0-- 00001 00000 0
//s 00001 --1-- 00010 10000 0
//* Reload V0 *********************************************************** * val 0
//s 00010 ----- 00011 01001 0
//* Reload Nop *********************************************************** * val 1 (not ieq1)
//s 00011 ----1 00100 00000 0
//s 00011 ----0 01000 11001 0
//* Reload D0 (I=1) ****************************************************** * dat 0 (ieq1)
//s 00100 ----- 11111 00010 0
//* Reload D0 ************************************************************ * val 2, dat 0
//s 01000 ----- 01001 01001 0
//* Reload D1 ************************************************************ * val 3, dat 1
//s 01001 ----- 01010 01001 0
//* Reload D2 ************************************************************ * dat 2
//s 01010 ----- 01011 00000 0
//* Reload D3 ************************************************************ * dat 3
//s 01011 ----- 11111 00010 0
//* Store ***************************************************************
//s 10000 ---0- 10000 00000 0
//s 10000 ---1- 11111 00100 0
//*----------------------------------------------------------------------
//tbl cmdseq
// Wishbone Interface
// 4B data
// req_ld_val: 4 or 16 wb reqs based on ieq1
// set ldready when all data rcvd
// req_st_val: 0-4 wb reqs based on be
// set stready when last data ack'd
//tbl wbseq
//n wbseq_q wbseq_d
//n | cmdseq_idle |
//n | | req_ld_val |
//n | | |req_ieq1 | wb_stb
//n | | ||req_st_val | |wb_cyc
//n | | |||req_st_we | ||wb_we
//n | | |||| | ||| dat_sel
//n | | |||| | ||| | ld_ready
//n | | |||| qw_q | ||| | |st_ready
//n | | |||| | wb_ack | ||| | ||wb_inc_qw
//n | | |||| | | | ||| | |||
//n | | |||| | | | ||| | |||
//b 0123 | |||0123 01 | 0123 ||| 01 |||
//t iiii i iiiiiii ii i oooo ooo oo ooo
//*------------------------------------------------------
//* Idle ************************************************
//s 1111 - 0-0---- -- - 1111 000 00 000 * ...zzz...
//s 1111 - 1-0---- -- - 0100 000 00 000
//s 1111 - 0-11--- -- - 1000 000 00 000
//s 1111 - 0-101-- -- - 1001 000 00 000
//s 1111 - 0-1001- -- - 1010 000 00 000
//s 1111 - 0-10001 -- - 1011 000 00 000
//s 1111 - 0-10000 -- - 1111 000 00 010
//* Load W0 *********************************************
//s 0100 - ------- -- 0 0100 110 00 000
//s 0100 - ------- -- 1 0101 110 00 000
//* Load W1 *********************************************
//s 0101 - ------- -- 0 0101 110 01 000
//s 0101 - ------- -- 1 0110 110 01 000
//* Load W2 *********************************************
//s 0110 - ------- -- 0 0110 110 10 000
//s 0110 - ------- -- 1 0111 110 10 000
//* Load W3 *********************************************
//s 0111 - ------- -- 0 0111 110 11 000
//s 0111 - -0----- 0- 1 0100 110 11 001
//s 0111 - -0----- -0 1 0100 110 11 001
//s 0111 - -1----- -- 1 1110 110 11 100
//s 0111 - -0----- 11 1 1110 110 11 100
//* Store W0 ********************************************
//s 1000 - ------- -- 0 1000 111 00 000
//s 1000 - ----1-- -- 1 1001 111 00 000
//s 1000 - ----01- -- 1 1010 111 00 000
//s 1000 - ----001 -- 1 1011 111 00 000
//s 1000 - ----000 -- 1 1110 111 00 010
//* Store W1 ********************************************
//s 1001 - ------- -- 0 1001 111 01 000
//s 1001 - -----1- -- 1 1010 111 01 000
//s 1001 - -----01 -- 1 1011 111 01 000
//s 1001 - -----00 -- 1 1110 111 01 010
//* Store W2 ********************************************
//s 1010 - ------- -- 0 1010 111 10 000
//s 1010 - ------1 -- 1 1011 111 10 000
//s 1010 - ------0 -- 1 1110 111 10 010
//* Store W3 ********************************************
//s 1011 - ------- -- 0 1011 111 11 000
//s 1011 - ------- -- 1 1110 111 11 010
//* Wait for op complete ********************************
//s 1110 0 ------- -- - 1110 000 00 000
//s 1110 1 ------- -- - 1111 000 00 000
//*------------------------------------------------------
//tbl wbseq
generate if (MEM_MODE == 2) begin
assign wb_adr = mem_adr;
assign qw_sel_0 = qw_q == 2'b00;
assign qw_sel_1 = qw_q == 2'b01;
assign qw_sel_2 = qw_q == 2'b10;
assign qw_sel_3 = qw_q == 2'b11;
assign wb_datr_d[0][0:31] = (req_ld_val & wb_ack & qw_sel_0 & dat_sel == 2'b00) ? wb_datr : wb_datr_q[0][0:31];
assign wb_datr_d[0][32:63] = (req_ld_val & wb_ack & qw_sel_0 & dat_sel == 2'b01) ? wb_datr : wb_datr_q[0][32:63];
fix datr_d numbering
2 years ago
assign wb_datr_d[0][64:95] = (req_ld_val & wb_ack & qw_sel_0 & dat_sel == 2'b10) ? wb_datr : wb_datr_q[0][64:95];
start litex version
2 years ago
assign wb_datr_d[0][96:127] = (req_ld_val & wb_ack & qw_sel_0 & dat_sel == 2'b11) ? wb_datr : wb_datr_q[0][96:127];
assign wb_datr_d[1][0:31] = (req_ld_val & wb_ack & qw_sel_1 & dat_sel == 2'b00) ? wb_datr : wb_datr_q[1][0:31];
assign wb_datr_d[1][32:63] = (req_ld_val & wb_ack & qw_sel_1 & dat_sel == 2'b01) ? wb_datr : wb_datr_q[1][32:63];
fix datr_d numbering
2 years ago
assign wb_datr_d[1][64:95] = (req_ld_val & wb_ack & qw_sel_1 & dat_sel == 2'b10) ? wb_datr : wb_datr_q[1][64:95];
start litex version
2 years ago
assign wb_datr_d[1][96:127] = (req_ld_val & wb_ack & qw_sel_1 & dat_sel == 2'b11) ? wb_datr : wb_datr_q[1][96:127];
assign wb_datr_d[2][0:31] = (req_ld_val & wb_ack & qw_sel_2 & dat_sel == 2'b00) ? wb_datr : wb_datr_q[2][0:31];
assign wb_datr_d[2][32:63] = (req_ld_val & wb_ack & qw_sel_2 & dat_sel == 2'b01) ? wb_datr : wb_datr_q[2][32:63];
fix datr_d numbering
2 years ago
assign wb_datr_d[2][64:95] = (req_ld_val & wb_ack & qw_sel_2 & dat_sel == 2'b10) ? wb_datr : wb_datr_q[2][64:95];
start litex version
2 years ago
assign wb_datr_d[2][96:127] = (req_ld_val & wb_ack & qw_sel_2 & dat_sel == 2'b11) ? wb_datr : wb_datr_q[2][96:127];
assign wb_datr_d[3][0:31] = (req_ld_val & wb_ack & qw_sel_3 & dat_sel == 2'b00) ? wb_datr : wb_datr_q[3][0:31];
assign wb_datr_d[3][32:63] = (req_ld_val & wb_ack & qw_sel_3 & dat_sel == 2'b01) ? wb_datr : wb_datr_q[3][32:63];
fix datr_d numbering
2 years ago
assign wb_datr_d[3][64:95] = (req_ld_val & wb_ack & qw_sel_3 & dat_sel == 2'b10) ? wb_datr : wb_datr_q[3][64:95];
start litex version
2 years ago
assign wb_datr_d[3][96:127] = (req_ld_val & wb_ack & qw_sel_3 & dat_sel == 2'b11) ? wb_datr : wb_datr_q[3][96:127];
assign wb_sel = dat_sel == 2'b00 ? req_st_be[0:3] :
dat_sel == 2'b01 ? req_st_be[4:7] :
dat_sel == 2'b10 ? req_st_be[8:11] :
req_st_be[12:15];
assign wb_datw = dat_sel == 2'b00 ? req_st_dat[0:31] :
dat_sel == 2'b01 ? req_st_dat[32:63] :
dat_sel == 2'b10 ? req_st_dat[64:95] :
req_st_dat[96:127];
end
endgenerate
// qw for wb loads, or a2l2 rld
// crit first uses qw pattern instead of +1
// valid (d-2)
assign qw_d = (new_req | ld_ready) ? 0 :
(inc_qw | wb_inc_qw) ? qw_q + 1 :
qw_q;
assign rld_qw = req_ieq1 ? 2'b00 : qw_q;
// mem address (d-1) non-wb
assign mem_qw_d = rld_qw;
// dat sel (d-0) wb
//assign wb_qw_d = mem_qw_q; wb_qw_q is not always following wb_qw_d!!! iverilog e7b700f48ed07c2e272c436079da057394642443
assign wb_qw_d[0] = mem_qw_q[0];
assign wb_qw_d[1] = mem_qw_q[1];
// response
assign an_ac_reld_ecc_err = 0;
assign an_ac_reld_ecc_err_ue = 0;
assign an_ac_reld_ditc = 0;
// loads
assign an_ac_reld_data_coming = rld_coming;
assign an_ac_reld_data_vld = rld_valid;
assign an_ac_reld_core_tag = req_tag;
assign an_ac_reld_qw = rld_qw;
assign an_ac_reld_crit_qw = req_ieq1 | (req_adr[58:59] == rld_qw);
assign an_ac_reld_data = mem_dat_int;
assign an_ac_req_ld_pop = rld_done;
// stores
assign an_ac_req_st_pop = do_store;
// BE, 16B max store
assign mem_wr_val = do_store;
assign mem_wr_be = std_q[0:15];
assign mem_wr_dat = std_q[32:32+127];
// Misc Stuff (no `THREADS==2 stuff yet)
// these have to be examined/cleared at the source
assign intr_d = {4'b0, softwareInterrupt, timerInterrupt, externalInterruptS, externalInterrupt};
// map for now
assign an_ac_crit_interrupt[0] = intr_q[4];
assign an_ac_perf_interrupt[0] = intr_q[5];
assign an_ac_ext_interrupt[0] = intr_q[6] | intr_q[7];
assign err_d = {(new_req & ~cmdseq_idle), 7'b0};
assign an_ac_checkstop = err_q != 0;
assign an_ac_external_mchk = 0; // is this passthru to all cores?
assign cfg_d = cfg_wr ? cfg_dat : cfg_q;
assign an_ac_tb_update_enable = cfg_q[31];
assign tb_pulse_toggle = tb_pulse_count_q == tb_pulse_val;
assign tb_pulse_count_d = tb_pulse_toggle ? 0 : tb_pulse_count_q + 1;
assign tb_pulse_d = tb_pulse_toggle ? ~tb_pulse_q : tb_pulse_q;
assign tb_pulse_val = cfg_q[29:30] == 2'b00 ? 8'h00 :
cfg_q[29:30] == 2'b01 ? 8'h01 :
cfg_q[29:30] == 2'b10 ? 8'h03 :
8'h1F;
assign an_ac_tb_update_pulse = tb_pulse_q;
assign an_ac_debug_stop = cfg_q[28];
assign an_ac_flh2l2_gate = cfg_q[27]; // unused? (from a2i?)
assign an_ac_sleep_en = cfg_q[26];
assign an_ac_hang_pulse = cfg_q[25];
// threaded
assign an_ac_pm_thread_stop[0] = cfg_q[0];
assign an_ac_pm_fetch_halt[0] = cfg_q[1];
parm experiments and cleanup
2 years ago
assign status = {ac_an_pm_thread_running[0], ac_an_special_attn[0], ac_an_machine_check[0],
ac_an_debug_trigger[0], ac_an_power_managed, ac_an_rvwinkle_mode, 2'b0,
start litex version
2 years ago
8'b0, 8'b0,
parm experiments and cleanup
2 years ago
4'b0, ac_an_checkstop[0:2], err_q
start litex version
2 years ago
};
// Gen'd
//vtable cmdseq
assign cmdseq_d[0] =
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ld_val & ~req_st_val) |
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & req_st_val) |
(~cmdseq_q[0] & ~cmdseq_q[1] & cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4]) |
(cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4] & ~st_ready) |
(cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4] & st_ready);
assign cmdseq_d[1] =
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ld_val & ~req_st_val) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ieq1) |
(~cmdseq_q[0] & ~cmdseq_q[1] & cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4]) |
(cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4] & st_ready);
assign cmdseq_d[2] =
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ld_val & ~req_st_val) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & req_ieq1) |
(~cmdseq_q[0] & ~cmdseq_q[1] & cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4]) |
(cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4] & st_ready);
assign cmdseq_d[3] =
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ld_val & ~req_st_val) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & cmdseq_q[4] & ld_ready) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & ~cmdseq_q[1] & cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4]) |
(cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4] & st_ready);
assign cmdseq_d[4] =
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ld_val & ~req_st_val) |
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & req_ld_val) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & cmdseq_q[4] & ~ld_ready) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & ~cmdseq_q[1] & cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4]) |
(cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4] & st_ready);
assign rld_coming =
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & cmdseq_q[4] & ld_ready) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ieq1);
assign rld_valid =
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ieq1) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & cmdseq_q[4]);
assign do_store =
(cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4] & st_ready);
assign rld_done =
(~cmdseq_q[0] & ~cmdseq_q[1] & cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4]);
assign inc_qw =
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & ~cmdseq_q[1] & ~cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4] & ~req_ieq1) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & ~cmdseq_q[4]) |
(~cmdseq_q[0] & cmdseq_q[1] & ~cmdseq_q[2] & ~cmdseq_q[3] & cmdseq_q[4]);
assign cmdseq_idle =
(cmdseq_q[0] & cmdseq_q[1] & cmdseq_q[2] & cmdseq_q[3] & cmdseq_q[4]);
//vtable cmdseq
generate if (MEM_MODE == 2) begin
//vtable wbseq
assign wbseq_d[0] =
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & ~req_st_val) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & req_st_we[0]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & req_st_we[1]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & req_st_we[2]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3]) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & req_st_we[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~cmdseq_idle) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & cmdseq_idle);
assign wbseq_d[1] =
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & ~req_st_val) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ld_val & ~req_st_val) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3]) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[0] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[1] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~cmdseq_idle) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & cmdseq_idle);
assign wbseq_d[2] =
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & ~req_st_val) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & req_st_we[2]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3]) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~cmdseq_idle) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & cmdseq_idle);
assign wbseq_d[3] =
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & ~req_st_val) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & req_st_we[1]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3]) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3]) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & req_st_we[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & cmdseq_idle);
assign wb_stb =
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[0] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[1] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & req_st_we[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack);
assign wb_cyc =
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[0] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[1] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & req_st_we[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack);
assign wb_we =
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & req_st_we[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack);
assign dat_sel[0] =
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[0] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[1] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack);
assign dat_sel[1] =
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[0] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[1] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & req_st_we[2] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack);
assign ld_ready =
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & req_ieq1 & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & qw_q[0] & qw_q[1] & wb_ack);
assign st_ready =
(wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ld_val & req_st_val & ~req_st_we[0] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3]) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[1] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & ~wbseq_q[2] & wbseq_q[3] & ~req_st_we[2] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & ~wbseq_q[3] & ~req_st_we[3] & wb_ack) |
(wbseq_q[0] & ~wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & wb_ack);
assign wb_inc_qw =
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[0] & wb_ack) |
(~wbseq_q[0] & wbseq_q[1] & wbseq_q[2] & wbseq_q[3] & ~req_ieq1 & ~qw_q[1] & wb_ack);
//vtable wbseq
end
endgenerate
endmodule