MPT_HOST_PAGE_ACCESS(9) Message-based devices MPT_HOST_PAGE_ACCESS(9)NAMEmpt_host_page_access_control - control the IOC´s Host Page Buffer
access
SYNOPSIS
int mpt_host_page_access_control(MPT_ADAPTER * ioc,
u8 access_control_value,
int sleepFlag);
ARGUMENTS
ioc
Pointer to MPT adapter structure
access_control_value
define bits below
sleepFlag
Specifies whether the process can sleep
DESCRIPTION
Provides mechanism for the host driver to control the IOC´s Host Page
Buffer access.
Access Control Value - bits[15:12] 0h Reserved 1h Enable Access {
MPI_DB_HPBAC_ENABLE_ACCESS } 2h Disable Access {
MPI_DB_HPBAC_DISABLE_ACCESS } 3h Free Buffer { MPI_DB_HPBAC_FREE_BUFFER
}
Returns 0 for success, non-zero for failure.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 MPT_HOST_PAGE_ACCESS(9)