Class CmemBuffer

• Defined in File cmem_buffer.hpp

Inheritance Relationships

Base Type

• public DmaBuffer (Class DmaBuffer)

Class Documentation

class CmemBuffer : public DmaBuffer

DMA buffer allocated by the CMEM driver.

Public Functions

explicit CmemBuffer(size_t size, const std::string &cmem_name, bool free_previous_cmem = false)

Allocate a CMEM buffer.

Parameters:

• size -- requested buffer size.

• cmem_name -- buffer name passed to the CMEM driver.

• free_previous_cmem -- let CMEM free an existing buffer with same name if not locked.

~CmemBuffer()

CmemBuffer(const CmemBuffer&) = delete

CmemBuffer &operator=(CmemBuffer&&) = delete

Public Members

int handle

bool free_previous_cmem

Public Static Functions

static bool cmem_buffer_exists(const std::string &cmem_name)

Check if a buffer with the same name is already allocated.

Parameters:

cmem_name -- buffer name passed to the CMEM driver.