cn0577: Use dmac api

Signed-off-by: Stanca Pop <stanca.pop@analog.com>

Author: StancaPop

testbenches/project/cn0577/tests/test_program.sv

@@ -46,6 +46,8 @@ import pwm_gen_api_pkg::*;
 import axi_vip_pkg::*;
 import axi4stream_vip_pkg::*;
 import cn0577_environment_pkg::*;
+import adc_api_pkg::*;
+import common_api_pkg::*;
 
 import `PKGIFY(test_harness, mng_axi_vip)::*;
 import `PKGIFY(test_harness, ddr_axi_vip)::*;
@@ -81,7 +83,9 @@ localparam bit DEBUG = 1;
 // dco delay compared to the reference clk
 localparam DCO_DELAY = 12;
 
+dmac_api cn0577_dmac_api;
 pwm_gen_api cn0577_pwm_gen_api;
+adc_api ltc2387_adc_api;
 
 // dma interface
 wire                     adc_valid;
@@ -102,18 +106,27 @@ initial begin
                   `TH.`SYS_RST.inst.IF,
                   `TH.`MNG_AXI.inst.IF,
                   `TH.`DDR_AXI.inst.IF);
+  cn0577_dmac_api = new(
+      "CN0577 DMAC API",
+      base_env.mng.sequencer,
+      AXI_LTC2387_DMA_BA);
 
   cn0577_pwm_gen_api = new(
       "CN0577 AXI PWM GEN API",
       base_env.mng.sequencer,
       `AXI_PWM_GEN_BA);
 
+  ltc2387_adc_api = new(
+      "LTC2387 ADC Common API",
+      base_env.mng.sequencer,
+      AXI_LTC2387_BA);
+
   setLoggerVerbosity(ADI_VERBOSITY_LOW);
 
   base_env.start();
   base_env.sys_reset();
 
-  sanity_test();
+  sanity_tests();
 
   #100ns;
 
@@ -248,13 +261,14 @@ initial begin
 end
 
 //---------------------------------------------------------------------------
-// Sanity test reg interface
+// Sanity tests
 //---------------------------------------------------------------------------
 
-task sanity_test();
-    axi_write (`AXI_LTC2387_BA + GetAddrs(COMMON_REG_SCRATCH), `SET_COMMON_REG_SCRATCH_SCRATCH(32'hDEADBEEF));
-    axi_read_v (`AXI_LTC2387_BA + GetAddrs(COMMON_REG_SCRATCH), `SET_COMMON_REG_SCRATCH_SCRATCH(32'hDEADBEEF));
-    `INFO(("Sanity Test Done"), ADI_VERBOSITY_LOW);
+task sanity_tests();
+    ltc2387_adc_api.sanity_test();
+    cn0577_dmac_api.sanity_test();
+    cn0577_pwm_gen_api.sanity_test();
+    `INFO(("Sanity Tests Done"), ADI_VERBOSITY_LOW);
 endtask
 
 //---------------------------------------------------------------------------
@@ -301,13 +315,18 @@ task data_acquisition_test();
     `INFO(("AXI_PWM_GEN started"), ADI_VERBOSITY_LOW);
 
     // Configure DMA
-    base_env.mng.sequencer.RegWrite32(`AXI_LTC2387_DMA_BA + GetAddrs(DMAC_CONTROL), `SET_DMAC_CONTROL_ENABLE(1)); // Enable DMA
-    base_env.mng.sequencer.RegWrite32(`AXI_LTC2387_DMA_BA + GetAddrs(DMAC_FLAGS),
-      `SET_DMAC_FLAGS_TLAST(1) |
-      `SET_DMAC_FLAGS_PARTIAL_REPORTING_EN(1)
-      ); // Use TLAST
-    base_env.mng.sequencer.RegWrite32(`AXI_LTC2387_DMA_BA + GetAddrs(DMAC_X_LENGTH), `SET_DMAC_X_LENGTH_X_LENGTH((NUM_OF_TRANSFERS*4)-1)); // X_LENGHTH = 1024-1
-    base_env.mng.sequencer.RegWrite32(`AXI_LTC2387_DMA_BA + GetAddrs(DMAC_DEST_ADDRESS), `SET_DMAC_DEST_ADDRESS_DEST_ADDRESS(`DDR_BA));  // DEST_ADDRESS
+    cn0577_dmac_api.set_irq_mask(
+      .transfer_completed(1'b0),
+      .transfer_queued(1'b1));
+    cn0577_dmac_api.enable_dma();
+    cn0577_dmac_api.set_flags(
+      .cyclic(1'b0),
+      .tlast(1'b1),
+      .partial_reporting_en(1'b1));
+    cn0577_dmac_api.set_lengths(
+      .xfer_length_x((NUM_OF_TRANSFERS*4)-1),
+      .xfer_length_y(32'h0));
+    cn0577_dmac_api.set_dest_addr(`DDR_BA);
 
     // Configure AXI_LTC2387
     axi_write (`AXI_LTC2387_BA + GetAddrs(ADC_COMMON_REG_RSTN), `SET_ADC_COMMON_REG_RSTN_RSTN(0));
@@ -319,7 +338,7 @@ task data_acquisition_test();
 
     transfer_status = 1;
 
-    base_env.mng.sequencer.RegWrite32(`AXI_LTC2387_DMA_BA + GetAddrs(DMAC_TRANSFER_SUBMIT), `SET_DMAC_TRANSFER_SUBMIT_TRANSFER_SUBMIT(1)); // Submit transfer DMA
+    cn0577_dmac_api.transfer_start();
 
     wait(transfer_cnt == 2 * NUM_OF_TRANSFERS );
 
@@ -328,6 +347,13 @@ task data_acquisition_test();
     @(posedge ref_clk);
     transfer_status = 0;
 
+    @(posedge system_tb.test_harness.axi_ltc2387_dma.irq);
+
+    //Clear interrupt
+    cn0577_dmac_api.clear_irq_pending(
+      .transfer_completed(1'b1),
+      .transfer_queued(1'b0));
+
     // Stop pwm gen
     cn0577_pwm_gen_api.reset();
     `INFO(("AXI_PWM_GEN stopped"), ADI_VERBOSITY_LOW);`INFO(("AXI_PWM_GEN stopped"), ADI_VERBOSITY_LOW);