hero: Patch to remove snrt_global_reduction_dma from snRuntime

pulp-platform · Feb 22, 2024 · 68e3d75 · 68e3d75
1 parent 32a87ab
commit 68e3d75
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Showing 5 changed files with 37 additions and 2 deletions.
diff --git a/vendor/patches/snitch/00_remove_snrt_global_reduction_dma.patch b/vendor/patches/snitch/00_remove_snrt_global_reduction_dma.patch
@@ -0,0 +1,31 @@
+diff --git a/sw/snRuntime/src/sync.c b/sw/snRuntime/src/sync.c
+index 10d6bd6..79bf9e2 100644
+--- a/sw/snRuntime/src/sync.c
++++ b/sw/snRuntime/src/sync.c
+@@ -28,5 +28,7 @@ extern void snrt_global_barrier();
+
+ extern void snrt_partial_barrier(snrt_barrier_t *barr, uint32_t n);
+
++/*
+ extern void snrt_global_reduction_dma(double *dst_buffer, double *src_buffer,
+                                       size_t len);
++*/
+\ No newline at end of file
+diff --git a/sw/snRuntime/src/sync.h b/sw/snRuntime/src/sync.h
+index 433289b..4019931 100644
+--- a/sw/snRuntime/src/sync.h
++++ b/sw/snRuntime/src/sync.h
+@@ -122,6 +122,7 @@ inline void snrt_partial_barrier(snrt_barrier_t *barr, uint32_t n) {
+
+ // Assumes the dst and src buffers are at the same offset in the TCDM of every
+ // cluster
++/*
+ inline void snrt_global_reduction_dma(double *dst_buffer, double *src_buffer,
+                                       size_t len) {
+     // If we have a single cluster the reduction degenerates to a memcpy
+@@ -176,3 +177,4 @@ inline void snrt_global_reduction_dma(double *dst_buffer, double *src_buffer,
+         }
+     }
+ }
++*/
+\ No newline at end of file
diff --git a/vendor/snitch.lock.hjson b/vendor/snitch.lock.hjson
@@ -9,6 +9,6 @@
   upstream:
   {
     url: https://github.com/pulp-platform/snitch_cluster.git
-    rev: 6e72f08eaa56959637aa3450b8ac84d1ef84710c
+    rev: 4b3f76e5ad6bdde7af15559401c47d3a64262db9
   }
 }
diff --git a/vendor/snitch.vendor.hjson b/vendor/snitch.vendor.hjson
@@ -8,7 +8,7 @@
     "url": "https://github.com/pulp-platform/snitch_cluster.git",
     "rev": "main"
   },
-  "patch_dir": "",
+  "patch_dir": "patches/snitch",
   "exclude_from_upstream": [
     ".github",
     "docs",

diff --git a/vendor/snitch/sw/snRuntime/src/sync.c b/vendor/snitch/sw/snRuntime/src/sync.c
@@ -28,5 +28,7 @@ extern void snrt_global_barrier();
 
 extern void snrt_partial_barrier(snrt_barrier_t *barr, uint32_t n);
 
+/*
 extern void snrt_global_reduction_dma(double *dst_buffer, double *src_buffer,
                                       size_t len);
+*/
diff --git a/vendor/snitch/sw/snRuntime/src/sync.h b/vendor/snitch/sw/snRuntime/src/sync.h
@@ -122,6 +122,7 @@ inline void snrt_partial_barrier(snrt_barrier_t *barr, uint32_t n) {
 
 // Assumes the dst and src buffers are at the same offset in the TCDM of every
 // cluster
+/*
 inline void snrt_global_reduction_dma(double *dst_buffer, double *src_buffer,
                                       size_t len) {
     // If we have a single cluster the reduction degenerates to a memcpy
@@ -176,3 +177,4 @@ inline void snrt_global_reduction_dma(double *dst_buffer, double *src_buffer,
         }
     }
 }
+*/