Add async copy

esl-epfl · Jul 31, 2024 · 95452f6 · 95452f6
1 parent bf00be5
commit 95452f6
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Showing 2 changed files with 28 additions and 2 deletions.
diff --git a/sw/device/lib/sdk/dma/dma_sdk.c b/sw/device/lib/sdk/dma/dma_sdk.c
@@ -73,6 +73,28 @@ extern "C"
         return;
     }
 
+    void __attribute__ ((noinline)) dma_copy_async(uint32_t dst_ptr, uint32_t src_ptr, uint32_t size, uint8_t channel, dma_data_type_t src_type, dma_data_type_t dst_type, uint8_t signed_data)
+    {
+        volatile dma *the_dma = dma_peri(channel);
+        DMA_COPY(dst_ptr, src_ptr, size, src_type, dst_type, signed_data, the_dma);
+        dma_start(the_dma, size, src_type);
+        return;
+    }
+
+    void __attribute__ ((noinline)) dma_fill_async(uint32_t dst_ptr, uint32_t value_ptr, uint32_t size, uint8_t channel, dma_data_type_t src_type, dma_data_type_t dst_type, uint8_t signed_data)
+    {
+        volatile dma *the_dma = dma_peri(channel);
+        DMA_FILL(dst_ptr, value_ptr, size, src_type, dst_type, signed_data, the_dma);
+        dma_start(the_dma, size, src_type);
+        return;
+    }
+
+    void __attribute__ ((noinline)) dma_wait(uint8_t channel)
+    {
+        DMA_WAIT(channel);
+        return;
+    }
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/sw/device/lib/sdk/dma/dma_sdk.h b/sw/device/lib/sdk/dma/dma_sdk.h
@@ -48,12 +48,10 @@ extern "C"
 #define DMA_WAIT(CH)                          \
     while (!dma_is_ready(CH))                 \
     {                                         \
-        CSR_CLEAR_BITS(CSR_REG_MSTATUS, 0x8); \
         if (dma_is_ready(CH) == 0)            \
         {                                     \
             wait_for_interrupt();             \
         }                                     \
-        CSR_SET_BITS(CSR_REG_MSTATUS, 0x8);   \
     }
 
     /********************************/
@@ -95,6 +93,12 @@ extern "C"
      */
     void dma_fill(uint32_t dst_ptr, uint32_t value_ptr, uint32_t size, uint8_t channel, dma_data_type_t src_type, dma_data_type_t dst_type, uint8_t signed_data);
 
+    void __attribute__ ((noinline)) dma_copy_async(uint32_t dst_ptr, uint32_t src_ptr, uint32_t size, uint8_t channel, dma_data_type_t src_type, dma_data_type_t dst_type, uint8_t signed_data);
+
+    void __attribute__ ((noinline)) dma_fill_async(uint32_t dst_ptr, uint32_t value_ptr, uint32_t size, uint8_t channel, dma_data_type_t src_type, dma_data_type_t dst_type, uint8_t signed_data);
+
+    void __attribute__ ((noinline)) dma_wait(uint8_t channel);
+
 #ifdef __cplusplus
 }
 #endif // __cplusplus