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HAL can be common-HAL or component-specific-HAL. Components may define a component specific HAL to hardware drivers, that are only used by that component

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Component Specific HAL

• HAL APIs will be available in the CMF repo path: "../rdkb/components/opensource/ccsp/hal/source/"
• PandM HAL Integration (back-end) Layer is also known as component specific HAL.
• This layer makes call to underlying Linux system calls/commands, third party modules, open source modules and other CCSP components to execute the requests.
• This layer will be more component specific and will be providing APIs to CCSP so as to manage a particular hardware module of the system.
• Following are some of the  component specific  HALs available in "../rdkb/components/opensource/ccsp/hal/source/" path.
  
  • Wifi  
  • MoCA
  • MTA Agent
  • CM   
  • DHCPv4C
  • Ethernet Switch
  • MSO_Management

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