`timescale 1ns/1ps
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`include "pronoc_def.v"
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/****************************************************************************
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/****************************************************************************
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* pronoc_pkg.sv
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* pronoc_pkg.sv
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****************************************************************************/
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****************************************************************************/
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package pronoc_pkg;
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package pronoc_pkg;
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`define NOC_LOCAL_PARAM
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`define NOC_LOCAL_PARAM
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`include "noc_localparam.v"
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`include "noc_localparam.v"
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`define INCLUDE_TOPOLOGY_LOCALPARAM
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`include "topology_localparam.v"
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`define INCLUDE_TOPOLOGY_LOCALPARAM
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`include "topology_localparam.v"
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localparam
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localparam
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Vw= log2(V),
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Vw= log2(V),
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Cw= (C==0)? 1 : log2(C),
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Cw= (C==0)? 1 : log2(C),
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NEw = log2(NE),
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NEw = log2(NE),
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Bw = log2(B),
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Bw = log2(B),
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WRRA_CONFIG_INDEX=0,
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WRRA_CONFIG_INDEX=0,
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SMART_EN = (SMART_MAX !=0),
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SMART_EN = (SMART_MAX !=0),
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SMART_NUM= (SMART_EN) ? SMART_MAX : 1,
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SMART_NUM= (SMART_EN) ? SMART_MAX : 1,
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NEV = NE * V,
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NEV = NE * V,
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T4 = 0,
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T4 = 0,
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BEw = (BYTE_EN)? log2(Fpay/8) : 1,
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BEw = (BYTE_EN)? log2(Fpay/8) : 1;
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DELAYw = EAw+2; //Injector start delay counter width
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localparam CONGw= (CONGESTION_INDEX==3)? 3:
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localparam CONGw= (CONGESTION_INDEX==3)? 3:
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(CONGESTION_INDEX==5)? 3:
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(CONGESTION_INDEX==5)? 3:
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(CONGESTION_INDEX==7)? 3:
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(CONGESTION_INDEX==7)? 3:
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(CONGESTION_INDEX==9)? 3:
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(CONGESTION_INDEX==9)? 3:
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(CONGESTION_INDEX==10)? 4:
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(CONGESTION_INDEX==10)? 4:
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(CONGESTION_INDEX==12)? 3:2;
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(CONGESTION_INDEX==12)? 3:2;
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localparam
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localparam
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E_SRC_LSB =0, E_SRC_MSB = E_SRC_LSB + EAw-1,
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E_SRC_LSB =0, E_SRC_MSB = E_SRC_LSB + EAw-1,
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E_DST_LSB = E_SRC_MSB +1, E_DST_MSB = E_DST_LSB + EAw-1,
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E_DST_LSB = E_SRC_MSB +1, E_DST_MSB = E_DST_LSB + DAw-1,
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DST_P_LSB = E_DST_MSB + 1, DST_P_MSB = DST_P_LSB + DSTPw-1,
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DST_P_LSB = E_DST_MSB + 1, DST_P_MSB = DST_P_LSB + DSTPw-1,
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CLASS_LSB = DST_P_MSB + 1, CLASS_MSB = CLASS_LSB + Cw -1,
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CLASS_LSB = DST_P_MSB + 1, CLASS_MSB = CLASS_LSB + Cw -1,
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MSB_CLASS = (C>1)? CLASS_MSB : DST_P_MSB,
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MSB_CLASS = (C>1)? CLASS_MSB : DST_P_MSB,
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WEIGHT_LSB= MSB_CLASS + 1, WEIGHT_MSB = WEIGHT_LSB + WEIGHTw -1,
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WEIGHT_LSB= MSB_CLASS + 1, WEIGHT_MSB = WEIGHT_LSB + WEIGHTw -1,
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/* verilator lint_off WIDTH */
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/* verilator lint_off WIDTH */
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MSB_W = (SWA_ARBITER_TYPE== "WRRA")? WEIGHT_MSB : MSB_CLASS,
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MSB_W = (SWA_ARBITER_TYPE== "WRRA")? WEIGHT_MSB : MSB_CLASS,
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/* verilator lint_on WIDTH */
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/* verilator lint_on WIDTH */
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BE_LSB = MSB_W + 1, BE_MSB = BE_LSB+ BEw-1,
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BE_LSB = MSB_W + 1, BE_MSB = BE_LSB+ BEw-1,
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MSB_BE = (BYTE_EN==1)? BE_MSB : MSB_W,
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MSB_BE = (BYTE_EN==1)? BE_MSB : MSB_W,
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/* verilator lint_off WIDTH */
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/* verilator lint_off WIDTH */
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//the maximum data width that can be carried out with header flit
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//the maximum data width that can be carried out with header flit
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HDR_MAX_DATw = (PCK_TYPE == "SINGLE_FLIT")? Fpay : Fpay - MSB_BE -1;
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HDR_MAX_DATw = (PCK_TYPE == "SINGLE_FLIT")? Fpay : Fpay - MSB_BE -1;
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/* verilator lint_on WIDTH */
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/* verilator lint_on WIDTH */
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/* verilator lint_off WIDTH */
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/* verilator lint_off WIDTH */
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localparam
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localparam
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DISTw = (TOPOLOGY=="FATTREE" || TOPOLOGY=="TREE" ) ? log2(2*L+1): log2(NR+1),
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DISTw = (TOPOLOGY=="FATTREE" || TOPOLOGY=="TREE" ) ? log2(2*L+1): log2(NR+1),
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OVC_ALLOC_MODE= (B<=4 && SSA_EN=="NO")? 1'b1 : 1'b0;
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OVC_ALLOC_MODE= (B<=4 && SSA_EN=="NO")? 1'b1 : 1'b0;
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/* verilator lint_on WIDTH */
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/* verilator lint_on WIDTH */
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// 0: The new ovc is allocated only if its not nearly full. Results in a simpler sw_mask_gen logic
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// 0: The new ovc is allocated only if its not nearly full. Results in a simpler sw_mask_gen logic
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// 1: The new ovc is allocated only if its not full. Results in a little more complex sw_mask_gen logic
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// 1: The new ovc is allocated only if its not full. Results in a little more complex sw_mask_gen logic
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/******************
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/******************
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* vsa : Virtual channel & Switch allocator
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* vsa : Virtual channel & Switch allocator
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* local two-stage router allocator
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* local two-stage router allocator
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*****************/
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*****************/
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typedef struct packed {
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typedef struct packed {
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logic [V-1 : 0] ovc_is_allocated;
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logic [V-1 : 0] ovc_is_allocated;
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logic [V-1 : 0] ovc_is_released;
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logic [V-1 : 0] ovc_is_released;
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logic [V-1 : 0] ivc_num_getting_sw_grant;
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logic [V-1 : 0] ivc_num_getting_sw_grant;
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logic [V-1 : 0] ivc_num_getting_ovc_grant;
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logic [V-1 : 0] ivc_num_getting_ovc_grant;
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logic [V-1 : 0] ivc_reset;
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logic [V-1 : 0] ivc_reset;
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logic [V-1 : 0] buff_space_decreased;
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logic [V-1 : 0] buff_space_decreased;
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logic [V*V-1: 0] ivc_granted_ovc_num;
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logic [V*V-1: 0] ivc_granted_ovc_num;
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} vsa_ctrl_t;
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} vsa_ctrl_t;
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localparam VSA_CTRL_w = $bits(vsa_ctrl_t);
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localparam VSA_CTRL_w = $bits(vsa_ctrl_t);
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/*********************
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/*********************
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* ssa : static straight allocator:
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* ssa : static straight allocator:
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* enable single cycle latency for flits goes to the same direction
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* enable single cycle latency for flits goes to the same direction
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**********************/
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**********************/
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typedef struct packed {
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typedef struct packed {
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logic [V-1 : 0] ovc_is_allocated;
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logic [V-1 : 0] ovc_is_allocated;
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logic [V-1 : 0] ovc_is_released;
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logic [V-1 : 0] ovc_is_released;
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logic [V-1 : 0] ivc_num_getting_sw_grant;
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logic [V-1 : 0] ivc_num_getting_sw_grant;
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logic [V-1 : 0] ivc_num_getting_ovc_grant;
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logic [V-1 : 0] ivc_num_getting_ovc_grant;
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logic [V-1 : 0] ivc_reset;
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logic [V-1 : 0] ivc_reset;
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logic [V-1 : 0] buff_space_decreased;
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logic [V-1 : 0] buff_space_decreased;
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logic [V-1 : 0] ivc_single_flit_pck;
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logic [V-1 : 0] ivc_single_flit_pck;
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logic [V-1 : 0] ovc_single_flit_pck;
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logic [V-1 : 0] ovc_single_flit_pck;
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bit ssa_flit_wr;
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bit ssa_flit_wr;
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logic [V*V-1: 0] ivc_granted_ovc_num;
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logic [V*V-1: 0] ivc_granted_ovc_num;
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} ssa_ctrl_t;
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} ssa_ctrl_t;
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localparam SSA_CTRL_w = $bits(ssa_ctrl_t);
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localparam SSA_CTRL_w = $bits(ssa_ctrl_t);
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/*********************
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/*********************
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* smart : straight bypass allocator:
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* smart : straight bypass allocator:
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* enable multihub bypassing for flits goes to the same direction
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* enable multihub bypassing for flits goes to the same direction
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*********************/
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*********************/
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typedef struct packed {
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typedef struct packed {
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logic [EAw-1 : 0] dest_e_addr;
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logic [EAw-1 : 0] dest_e_addr;
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logic ovc_is_assigned;
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logic ovc_is_assigned;
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logic [Vw-1 : 0] assigned_ovc_bin;
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logic [Vw-1 : 0] assigned_ovc_bin;
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} smart_ivc_info_t;
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} smart_ivc_info_t;
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localparam SMART_IVC_w = $bits(smart_ivc_info_t);
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localparam SMART_IVC_w = $bits(smart_ivc_info_t);
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typedef struct packed {
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typedef struct packed {
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bit smart_en;
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bit smart_en;
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bit hdr_flit_req;
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bit hdr_flit_req;
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logic [V-1 : 0] ivc_smart_en;
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logic [V-1 : 0] ivc_smart_en;
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logic [DSTPw-1 : 0] lk_destport;
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logic [DSTPw-1 : 0] lk_destport;
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logic [DSTPw-1 : 0] destport;
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logic [DSTPw-1 : 0] destport;
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logic [V-1 : 0] credit_out;
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logic [V-1 : 0] credit_out;
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logic [V-1 : 0] buff_space_decreased;
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logic [V-1 : 0] buff_space_decreased;
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logic [V-1 : 0] ovc_is_allocated;
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logic [V-1 : 0] ovc_is_allocated;
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logic [V-1 : 0] ovc_is_released;
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logic [V-1 : 0] ovc_is_released;
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logic [V-1 : 0] ivc_num_getting_ovc_grant;
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logic [V-1 : 0] ivc_num_getting_ovc_grant;
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logic [V-1 : 0] ivc_reset;
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logic [V-1 : 0] ivc_reset;
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logic [V-1 : 0] mask_available_ovc;
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logic [V-1 : 0] mask_available_ovc;
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logic [V-1 : 0] ivc_single_flit_pck;
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logic [V-1 : 0] ivc_single_flit_pck;
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logic [V-1 : 0] ovc_single_flit_pck;
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logic [V-1 : 0] ovc_single_flit_pck;
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logic [V*V-1: 0] ivc_granted_ovc_num;
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logic [V*V-1: 0] ivc_granted_ovc_num;
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} smart_ctrl_t;
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} smart_ctrl_t;
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localparam SMART_CTRL_w = $bits(smart_ctrl_t);
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localparam SMART_CTRL_w = $bits(smart_ctrl_t);
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/*****************
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/*****************
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* port_info
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* port_info
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* **************/
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* **************/
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typedef struct packed {
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typedef struct packed {
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logic [V-1 : 0] ivc_req; // input vc is not empty
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logic [V-1 : 0] ivc_req; // input vc is not empty
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logic [V-1 : 0] swa_first_level_grant;// The vc number (one-hot) in an input port which get the first level switch allocator grant
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logic [V-1 : 0] swa_first_level_grant;// The vc number (one-hot) in an input port which get the first level switch allocator grant
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logic [V-1 : 0] swa_grant; // The VC number in an input port which got the swa grant
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logic [V-1 : 0] swa_grant; // The VC number in an input port which got the swa grant
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logic [MAX_P-1 : 0] granted_oport_one_hot; //The granted output port num (one-hot) for an input port
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logic [MAX_P-1 : 0] granted_oport_one_hot; //The granted output port num (one-hot) for an input port
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logic any_ivc_get_swa_grant;
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logic any_ivc_get_swa_grant;
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} iport_info_t;
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} iport_info_t;
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localparam IPORT_INFO_w = $bits(iport_info_t);
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localparam IPORT_INFO_w = $bits(iport_info_t);
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typedef struct packed {
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typedef struct packed {
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logic [V-1 : 0] non_smart_ovc_is_allocated;
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logic [V-1 : 0] non_smart_ovc_is_allocated;
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//logic [V-1 : 0] ovc_is_released;
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//logic [V-1 : 0] ovc_is_released;
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//logic [V-1 : 0] ovc_credit_increased;
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//logic [V-1 : 0] ovc_credit_increased;
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//logic [V-1 : 0] ovc_credit_decreased;
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//logic [V-1 : 0] ovc_credit_decreased;
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//logic [V-1 : 0] ovc_avalable;
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//logic [V-1 : 0] ovc_avalable;
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bit any_ovc_granted;
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bit any_ovc_granted;
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//bit crossbar_flit_wr;
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//bit crossbar_flit_wr;
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}oport_info_t;
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}oport_info_t;
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localparam OPORT_INFO_w = $bits(oport_info_t);
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localparam OPORT_INFO_w = $bits(oport_info_t);
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/*********************
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/*********************
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* ivc
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* ivc
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*******************/
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*******************/
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typedef struct packed {
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typedef struct packed {
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//ivc
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//ivc
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logic [EAw-1 : 0] dest_e_addr;
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logic [EAw-1 : 0] dest_e_addr;
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logic ovc_is_assigned;
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logic ovc_is_assigned;
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logic [V-1 : 0] assigned_ovc_num;
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logic [V-1 : 0] assigned_ovc_num;
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logic [Vw-1 : 0] assigned_ovc_bin;
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logic [Vw-1 : 0] assigned_ovc_bin;
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logic [MAX_P-1 : 0] destport_one_hot;
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logic [MAX_P-1 : 0] destport_one_hot;
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logic [DSTPw-1 : 0] dest_port_encoded;
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logic [DSTPw-1 : 0] dest_port_encoded;
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logic ivc_req; // input vc is not empty
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logic ivc_req; // input vc is not empty
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logic flit_is_tail;
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logic flit_is_tail;
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logic assigned_ovc_not_full;
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logic assigned_ovc_not_full;
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logic [V-1 : 0] candidate_ovc;
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logic [V-1 : 0] candidate_ovc;
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logic [Cw-1 : 0] class_num;
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logic [Cw-1 : 0] class_num;
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logic single_flit_pck;
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} ivc_info_t;
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} ivc_info_t;
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localparam IVC_INFO_w = $bits( ivc_info_t);
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localparam IVC_INFO_w = $bits( ivc_info_t);
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localparam CREDITw = (LB>B)? log2(LB+1) : log2(B+1);
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localparam CREDITw = (LB>B)? log2(LB+1) : log2(B+1);
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//ovc info
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//ovc info
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typedef struct packed {
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typedef struct packed {
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bit avalable;
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bit avalable;
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bit status; //1 : is allocated 0 : not_allocated
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bit status; //1 : is allocated 0 : not_allocated
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logic [CREDITw-1 : 0] credit;//available credit in OVC
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logic [CREDITw-1 : 0] credit;//available credit in OVC
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bit full;
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bit full;
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bit nearly_full;
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bit nearly_full;
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bit empty;
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bit empty;
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}ovc_info_t;
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}ovc_info_t;
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localparam OVC_INFO_w = $bits( ovc_info_t);
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localparam OVC_INFO_w = $bits( ovc_info_t);
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/*********************
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/*********************
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* router_chanels
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* router_chanels
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*********************/
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*********************/
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typedef struct packed {
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typedef struct packed {
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logic [EAw-1 : 0] src_e_addr;
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logic [EAw-1 : 0] src_e_addr;
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logic [EAw-1 : 0] dest_e_addr;
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logic [DAw-1 : 0] dest_e_addr;
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logic [DSTPw-1 : 0] destport;
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logic [DSTPw-1 : 0] destport;
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logic [Cw-1 : 0] message_class;
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logic [Cw-1 : 0] message_class;
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logic [WEIGHTw-1: 0] weight;
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logic [WEIGHTw-1: 0] weight;
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logic [BEw-1 : 0] be;
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logic [BEw-1 : 0] be;
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} hdr_flit_t;
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} hdr_flit_t;
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localparam HDR_FLIT_w = $bits(hdr_flit_t);
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localparam HDR_FLIT_w = $bits(hdr_flit_t);
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/* verilator lint_off WIDTH */
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/* verilator lint_off WIDTH */
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localparam FPAYw = (PCK_TYPE == "SINGLE_FLIT")? Fpay + MSB_BE: Fpay;
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localparam FPAYw = (PCK_TYPE == "SINGLE_FLIT")? Fpay + MSB_BE: Fpay;
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/* verilator lint_on WIDTH */
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/* verilator lint_on WIDTH */
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typedef struct packed {
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typedef struct packed {
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bit hdr_flag;
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bit hdr_flag;
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bit tail_flag;
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bit tail_flag;
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logic [V-1 : 0] vc;
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logic [V-1 : 0] vc;
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logic [FPAYw-1 : 0] payload;
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logic [FPAYw-1 : 0] payload;
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} flit_t;
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} flit_t;
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localparam FLIT_w = $bits(flit_t);
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localparam FLIT_w = $bits(flit_t);
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localparam
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localparam
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Fw = FLIT_w,
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Fw = FLIT_w,
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NEFw = NE *Fw;
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NEFw = NE *Fw;
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typedef struct packed {
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typedef struct packed {
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logic flit_wr;
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logic flit_wr;
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logic [V-1 : 0] credit;
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logic [V-1 : 0] credit;
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flit_t flit;
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flit_t flit;
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logic [CONGw-1 : 0] congestion;
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logic [CONGw-1 : 0] congestion;
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} flit_chanel_t;
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} flit_chanel_t;
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localparam FLIT_CHANEL_w = $bits(flit_chanel_t);
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localparam FLIT_CHANEL_w = $bits(flit_chanel_t);
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localparam BYPASSw = log2(SMART_NUM+1);
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typedef struct packed {
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typedef struct packed {
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logic [SMART_NUM-1: 0] requests;
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logic [SMART_NUM-1: 0] requests;
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logic [V-1 : 0] ovc;
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logic [V-1 : 0] ovc;
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logic [EAw-1 : 0] dest_e_addr;
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logic [EAw-1 : 0] dest_e_addr;
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bit hdr_flit;
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bit hdr_flit;
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bit flit_in_bypassed;
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logic [BYPASSw-1 : 0] bypassed_num;
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} smart_chanel_t;
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} smart_chanel_t;
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localparam SMART_CHANEL_w = $bits(smart_chanel_t);
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localparam SMART_CHANEL_w = $bits(smart_chanel_t);
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localparam CRDTw = (B>LB) ? log2(B+1) : log2(LB+1);
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localparam CRDTw = (B>LB) ? log2(B+1) : log2(LB+1);
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typedef struct packed {
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typedef struct packed {
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bit endp_port; // if it is one, it means the corresponding port is connected o an endpoint
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logic [RAw-1: 0] neighbors_r_addr;
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logic [RAw-1: 0] neighbors_r_addr;
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logic [V-1 :0] [CRDTw-1: 0] credit_init_val; // the connected port initial credit value. It is taken at reset time
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logic [V-1 :0] [CRDTw-1: 0] credit_init_val; // the connected port initial credit value. It is taken at reset time
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logic [V-1 :0] credit_release_en;
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} ctrl_chanel_t;
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} ctrl_chanel_t;
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localparam CTRL_CHANEL_w = $bits(ctrl_chanel_t);
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localparam CTRL_CHANEL_w = $bits(ctrl_chanel_t);
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typedef struct packed {
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typedef struct packed {
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flit_chanel_t flit_chanel;
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flit_chanel_t flit_chanel;
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smart_chanel_t smart_chanel;
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smart_chanel_t smart_chanel;
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ctrl_chanel_t ctrl_chanel;
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ctrl_chanel_t ctrl_chanel;
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} smartflit_chanel_t;
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} smartflit_chanel_t;
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localparam SMARTFLIT_CHANEL_w = $bits(smartflit_chanel_t);
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localparam SMARTFLIT_CHANEL_w = $bits(smartflit_chanel_t);
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/***********
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/***********
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* simulation
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* simulation
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* **********/
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* **********/
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localparam DELAYw = EAw+2; //Injector start delay counter width
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typedef struct packed {
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typedef struct packed {
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integer ip_num;
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integer ip_num;
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bit send_enable;
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bit send_enable;
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integer percentage; // x10
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integer percentage; // x10
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} hotspot_t;
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} hotspot_t;
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typedef struct packed {
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typedef struct packed {
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integer value;
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integer value;
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integer percentage;
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integer percentage;
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}rnd_discrete_t;
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}rnd_discrete_t;
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//packet injector interface
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//packet injector interface
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localparam PCK_INJ_Dw =64;//TODO to be defined by user
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localparam PCK_INJ_Dw =64;//TODO to be defined by user
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localparam PCK_SIZw= log2(MAX_PCK_SIZ);
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localparam PCK_SIZw= log2(MAX_PCK_SIZ);
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typedef struct packed {
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typedef struct packed {
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logic [PCK_INJ_Dw-1 : 0] data;
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logic [PCK_INJ_Dw-1 : 0] data;
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logic [PCK_SIZw-1 : 0] size;
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logic [PCK_SIZw-1 : 0] size;
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logic [EAw-1 : 0] endp_addr;
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logic [DAw-1 : 0] endp_addr;
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logic [Cw-1 : 0] class_num;
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logic [Cw-1 : 0] class_num;
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logic [WEIGHTw-1 : 0] init_weight;
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logic [WEIGHTw-1 : 0] init_weight;
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logic [V-1 : 0] vc;
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logic [V-1 : 0] vc;
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bit pck_wr;
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bit pck_wr;
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bit [V-1 : 0] ready;
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bit [V-1 : 0] ready;
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logic [DISTw-1 : 0] distance;
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logic [DISTw-1 : 0] distance;
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logic [15: 0] h2t_delay;
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logic [15: 0] h2t_delay;
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} pck_injct_t;
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} pck_injct_t;
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localparam PCK_INJCT_w = $bits(pck_injct_t);
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localparam PCK_INJCT_w = $bits(pck_injct_t);
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typedef struct packed {
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logic [BYPASSw-1 : 0] bypassed_num;
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bit flit_wr_i;
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bit pck_wr_i;
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bit flit_wr_o;
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bit pck_wr_o;
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bit flit_in_bypassed;
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} router_event_t;
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localparam ROUTER_EVENT_w = $bits(router_event_t);
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endpackage : pronoc_pkg
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endpackage : pronoc_pkg
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