selector.hxx

// dawn/include/dawn/prog/selector.hxx
//
// SPDX-License-Identifier: Apache-2.0
//
 
#pragma once
 
#include <cstdint>
#include <inttypes.h>
#include <vector>
 
#include "dawn/io/ddata.hxx"
#include "dawn/porting/config.hxx"
#include "dawn/prog/common.hxx"
 
namespace dawn
{
// Forward declaration
 
class CIOCommon;
 
class CProgSelector : public CProgCommon
{
public:
  enum
  {
    PROG_SELECTOR_CFG_FIRST = 0,
    PROG_SELECTOR_CFG_CONTROL = 1,
    PROG_SELECTOR_CFG_DATA = 2,
    PROG_SELECTOR_CFG_TARGET = 3,
    PROG_SELECTOR_CFG_LAST = 31
  };
 
  explicit CProgSelector(CDescObject &desc);
 
  ~CProgSelector() override;
 
#ifdef CONFIG_DAWN_OBJECT_HAS_NAME
  const char *getClassNameStr() const override
  {
    return "selector";
  }
#endif
 
  int configure() override;
  int init() override;
  int deinit() override;
  int doStart() override;
  int doStop() override;
  bool hasThread() const override;
 
  constexpr static SObjectId::ObjectId objectId(uint16_t inst)
  {
    return SObjectId::objectId(
      SObjectId::OBJTYPE_PROG, CProgCommon::PROG_CLASS_SELECTOR, SObjectId::DTYPE_ANY, 0, inst);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgId(bool rw, uint8_t size, uint8_t id)
  {
    return SObjectCfg::objectCfg(SObjectId::OBJTYPE_PROG,
                                 CProgCommon::PROG_CLASS_SELECTOR,
                                 SObjectId::DTYPE_ANY,
                                 rw,
                                 size,
                                 id);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgIdControl()
  {
    return CProgSelector::cfgId(false, 1, PROG_SELECTOR_CFG_CONTROL);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgIdData(uint16_t size)
  {
    return CProgSelector::cfgId(false, size, PROG_SELECTOR_CFG_DATA);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgIdTarget()
  {
    return CProgSelector::cfgId(false, 1, PROG_SELECTOR_CFG_TARGET);
  }
 
  constexpr static SObjectCfg::ObjectCfgId cfgIdIOBind(uint16_t = 0)
  {
    return CProgSelector::cfgId(false, 0, 0);
  }
 
private:
  struct SDataBind
  {
    CProgSelector *owner;
    size_t index;
  };
 
  CIOCommon *ctrlIo;                        
  std::vector<CIOCommon *> dataIos;         
  std::vector<SDataBind> dataBinds;         
  std::vector<SObjectId::ObjectId> dataIds; 
  CIOCommon *target;                        
  SObjectId::ObjectId ctrlId;               
  SObjectId::ObjectId targetId;             
  io_ddata_t *iodata;                       
  uint32_t currentIndex;                    
  bool active;                              
  bool registered;                          
 
  static int ctrlNotifierCb(void *priv, io_ddata_t *data);
  static int dataNotifierCb(void *priv, io_ddata_t *data);
 
  int configureDesc(const CDescObject &desc);
  void applyRoute(uint32_t index);
};
} // Namespace dawn