Docs: Update environment variables page

[ROCm/ROCR-Runtime commit: b4f8b5c202]

projects/rocr-runtime/runtime/docs/api-reference/environment_variables.rst

@@ -9,26 +9,4 @@ Environment variables
 
 The following table lists the most often used environment variables.
 
-.. list-table:: ROCR environment variables
-    :header-rows: 1
-    
-    * - Environment variable
-      - Possible values
-      - Description
-
-    * - HSA_ENABLE_SDMA
-      - 
-        * 0: Disabled
-        * 1: Enabled (default)
-      - This controls the use of DMA engines in all copy directions (Host-to-Device, Device-to-Host, Device-to-Device) when using the
-        ``hsa_memory_copy``, ``hsa_amd_memory_fill``, ``hsa_amd_memory_async_copy``, ``hsa_amd_memory_async_copy_on_engine`` APIs
-
-    * - HSA_ENABLE_PEER_SDMA
-      -
-        * 0: Disabled
-        * 1: Enabled (default)
-      - This controls the use of DMA engines for Device-to-Device copies when using the ``hsa_memory_copy``, ``hsa_amd_memory_async_copy``, ``hsa_amd_memory_async_copy_on_engine`` APIs
-
-.. note::
-    
-    The value of ``HSA_ENABLE_PEER_SDMA`` is ignored if ``HSA_ENABLE_SDMA`` is used to disable the use of DMA engines.
+.. include:: ../data/env_variables.rst