Mem_SegCreate()

Owned by Former user (Deleted)
Last updated: Dec 03, 2020 by WES Admin
2 min read

Creates a memory segment.

Files

lib_mem.h/lib_mem.c

Prototype

          void  Mem_SegCreate (const  CPU_CHAR    *p_name,
	                                  MEM_SEG     *p_seg,
                                      CPU_ADDR     seg_base_addr,
                                      CPU_SIZE_T   size,
                                      CPU_SIZE_T   padding_align,
                                      LIB_ERR     *p_err);


Arguments

p_name

Pointer to segment name.

p_seg

Pointer to segment data. Must be allocated by caller.

seg_base_addr

Address of segment's first byte.

size

Total size of segment, in bytes.

padding_align

Padding alignment, in bytes, that will be added to buffers allocated from this memory segment using Mem_SegAllocHW() function or hardware dynamic memory pools. MUST be a power of 2. LIB_MEM_PADDING_ALIGN_NONE means no padding.

p_err

Pointer to variable that will receive the return error code from this function.

LIB_MEM_ERR_NONE

LIB_MEM_ERR_INVALID_SEG_SIZE

LIB_MEM_ERR_INVALID_MEM_ALIGN

LIB_MEM_ERR_NULL_PTR

LIB_MEM_ERR_INVALID_SEG_OVERLAP

LIB_MEM_ERR_INVALID_SEG_EXISTS

Returned Value

None.

Required Configuration

None.

Notes / Warnings

  1. For an usage example of this function, refer to Memory Segments page.