IPC@CHIP® RTOS-PPC – API Documentation

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static DWORD atomicReset ( DWORD_ATOM ptr,
DWORD  mask 
) [inline, static]

This inline function provides a way to reset select bits in a 32 bit memory location in a thread safe manner.

The function performed atomically here is:

DWORD atomicReset( DWORD_ATOM *ptr, DWORD mask)
{
    *ptr &= ~mask ;
    return *ptr ;
}
Parameters:
ptr Location to be edited. This must be aligned on a DWORD boundary.
mask 1's mark bits to be cleared.
Returns:
New value after edit.
See also:
atomicAdd() atomicXor() atomicModify() atomicSet() atomicReadWrite()
Compatibility:
This function is not available in the SC1x, SC2x and SC1x3 C-Library.
Since:
SC2x3 n/a - CLIB V1.02





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