Update ROCm Installation v4.5.rst

Installation_Guide/ROCm Installation v4.5.rst

@@ -118,7 +118,7 @@ Ensure you obtain the distribution information of the system by using the follow
 
 :: 
 
-            $ uname -m && cat /etc/*release
+               $ uname -m && cat /etc/*release
             
 
  For example, running the command above on an Ubuntu system results in the following output: 
@@ -207,3 +207,32 @@ How to Install and Configure Devtoolset-7
 
 Refer to the RHEL/CentOS Environment section for more information on the steps necessary for installing and setting up Devtoolset-7. 
 
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+Meta-packages in ROCm Programming Models 
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+This section provides information about the required meta-packages for the following AMD ROCm™ programming models:
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+- Heterogeneous-Computing Interface for Portability (HIP) 
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+- OpenCL™
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+ROCm Package Naming Conventions
+================================
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+A meta-package is a grouping of related packages and dependencies used to support a specific use-case, for example, running HIP applications. All meta-packages exist in both versioned and non-versioned forms.
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+- Non-versioned packages – For a single installation of the latest version of ROCm
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+- Versioned packages – For multiple installations of ROCm
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