bslathi19/taxi
1
0
Fork 0
mirror of https://github.com/fpganinja/taxi.git synced 2026-04-07 12:38:44 -07:00
Code Issues Packages Projects Releases Wiki Activity

cndm: Use SV enums for state machines

Browse Source 
Signed-off-by: Alex Forencich <alex@alexforencich.com>
This commit is contained in:
Alex Forencich
2026-03-03 12:05:14 -08:00
parent 902996e3bd
commit 0ab7538e24
4 changed files with 27 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
src/cndm/rtl/cndm_micro_cpl_wr.sv
View File

@@ -54,12 +54,13 @@ taxi_axis_if #(
.USER_W(axis_cpl[0].USER_W)
) cpl_comb();
localparam [2:0]
STATE_IDLE = 0,
STATE_RX_CPL = 1,
STATE_WRITE_DATA = 2;
typedef enum logic [1:0] {
STATE_IDLE,
STATE_RX_CPL,
STATE_WRITE_DATA
} state_t;
logic [2:0] state_reg = STATE_IDLE;
state_t state_reg = STATE_IDLE;
logic [15:0] txcq_prod_ptr_reg = '0;
logic [15:0] rxcq_prod_ptr_reg = '0;

13
src/cndm/rtl/cndm_micro_desc_rd.sv
View File

@@ -61,13 +61,14 @@ taxi_dma_desc_if #(
.USER_W(1)
) dma_desc();
localparam [2:0]
STATE_IDLE = 0,
STATE_READ_DESC = 1,
STATE_READ_DATA = 2,
STATE_TX_DESC = 3;
typedef enum logic [1:0] {
STATE_IDLE,
STATE_READ_DESC,
STATE_READ_DATA,
STATE_TX_DESC
} state_t;
logic [2:0] state_reg = STATE_IDLE;
state_t state_reg = STATE_IDLE;
logic [1:0] desc_req_reg = '0;

13
src/cndm/rtl/cndm_micro_rx.sv
View File

@@ -61,13 +61,14 @@ taxi_dma_desc_if #(
.USER_W(rx_data.USER_W)
) dma_desc();
localparam [2:0]
STATE_IDLE = 0,
STATE_RX_DATA = 1,
STATE_READ_DESC = 2,
STATE_WRITE_DATA = 3;
typedef enum logic [1:0] {
STATE_IDLE,
STATE_RX_DATA,
STATE_READ_DESC,
STATE_WRITE_DATA
} state_t;
logic [2:0] state_reg = STATE_IDLE;
state_t state_reg = STATE_IDLE;
logic desc_req_reg = 1'b0;

13
src/cndm/rtl/cndm_micro_tx.sv
View File

@@ -62,13 +62,14 @@ taxi_dma_desc_if #(
.USER_W(1)
) dma_desc();
localparam [2:0]
STATE_IDLE = 0,
STATE_READ_DESC = 1,
STATE_READ_DATA = 2,
STATE_TX_DATA = 3;
typedef enum logic [1:0] {
STATE_IDLE,
STATE_READ_DESC,
STATE_READ_DATA,
STATE_TX_DATA
} state_t;
logic [2:0] state_reg = STATE_IDLE;
state_t state_reg = STATE_IDLE;
logic desc_req_reg = 1'b0;