Testing Interrupt Not yet working

nanosoc/nanosoc_subsystems/dma/verilog/nanosoc_ss_dma.v

@@ -119,8 +119,14 @@ module nanosoc_ss_dma #(
     //-------------------------------
     //DMA Controller 0 Instantiation
     //-------------------------------
+
     wire DMAC_1_PSEL_IN;
     assign DMAC_1_PSEL_IN = DMAC_1_PSEL | DMAC_1_PSEL_HI;
+
+    // DMA Status Tie-off signals
+    assign DMAC_0_DMA_DONE  = {DMAC_0_CHANNEL_NUM{1'b0}};
+    assign DMAC_0_DMA_ERR   = 1'b0;
+    
     sldma350_ahb #( 
         .SYS_ADDR_W  (SYS_ADDR_W),
         .SYS_DATA_W  (SYS_DATA_W),

software/common/validation/dma350_tests.c

@@ -52,6 +52,12 @@ uint32_t LinkCmd[6];
 // Variable to store the address of the above array
 uintptr_t LinkCmd_adr = (uintptr_t) LinkCmd;
 
+volatile int dma_done_irq_occurred;
+volatile int dma_done_irq_expected;
+volatile int dma_error_irq_occurred;
+volatile int dma_error_irq_expected;
+
+void delay(void);
 void SystemInitialization(void);
 
 int main(void) {
@@ -376,6 +382,33 @@ int main(void) {
   }
 
 
+  printf("---STARTING 1D Command Tests With interrupts---\n");
+  printf("Test BURST with 1D basic commands from COPY_ADDR_SRC to COPY_ADDR_DST...\n");
+  for (uint32_t ch=0; ch < ch_num; ch++) {
+    //
+    // Write all settings to the DMA registers
+    AdaChannelInit(ch_settings, ch_srcattr, ch_desattr, ch, SECURE);
+    Ada1DIncrCommand(command_base, command_1d_incr, ch, SECURE);
+    SetAdaWrapRegs(command_1d_wrap, ch, SECURE);
+    AdaSetIntEn(ch_irqs, ch, SECURE);
+
+    printf("DMA %d configured. Starting the transfer.\n", ch);
+    
+    dma_done_irq_expected = 1;
+    dma_done_irq_occurred = 0;
+    NVIC_ClearPendingIRQ(DMA_IRQn);
+    NVIC_EnableIRQ(DMA_IRQn);
+    // Start DMA operation and wait for done IRQ
+    AdaEnable(ch, SECURE);
+
+    __WFI();
+    uint8_t ch_enabled = 1;
+    while (ch_enabled == 1) {
+      ch_enabled = AdaGetEnable(ch, SECURE);
+    }
+    printf("DMA transfer finished\n");
+  }
+  
   UartEndSimulation();
   return 0;
 }
@@ -435,3 +468,20 @@ unsigned int  address_test_read(unsigned int addr)
   );
 }
 #endif
+
+void DMA_Handler(void){
+  // Check the source of the interrupt and clear interrupts
+  printf("DMA Interrupted \n")
+  AdaStatType ST = AdaReadStatus(ch, NON_SECURE);
+  if (ST.STAT_DONE == 1) {
+    AdaClearChDone(ch, NON_SECURE);
+  } else if (ST.STAT_ERR == 1) {
+    AdaClearChError(ch, NON_SECURE);
+  } else if (ST.STAT_DISABLED == 1) {
+    AdaClearChDisabled(ch, NON_SECURE);
+  } else if (ST.STAT_STOPPED == 1) {
+    AdaClearChStopped(ch, NON_SECURE);
+  } else {
+    printf("Unknown IRQ on CH%d!\n", ch);
+  }
+}
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