xref: /illumos-gate/usr/src/man/man9f/csx_MapMemPage.9f (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
te
Copyright (c) 1996, Sun Microsystems, Inc. All Rights Reserved
The contents of this file are subject to the terms of the Common Development and Distribution License (the "License"). You may not use this file except in compliance with the License.
You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing. See the License for the specific language governing permissions and limitations under the License.
When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
CSX_MAPMEMPAGE 9F "Jul 19, 1996"
NAME
csx_MapMemPage - map the memory area on a PC Card
SYNOPSIS
#include <sys/pccard.h>



int32_t csx_MapMemPage(window_handle_t wh, map_mem_page_t *mp);
INTERFACE LEVEL
illumos DDI Specific (illumos DDI)
PARAMETERS
wh

Window handle returned from csx_RequestWindow(9F).

mp

Pointer to a map_mem_page_t structure.

DESCRIPTION
This function maps the memory area on a PC Card into a page of a window allocated with the csx_RequestWindow(9F) function.
STRUCTURE MEMBERS
The structure members of map_mem_page_t are:
uint32_t CardOffset; /* card offset */
uint32_t Page; /* page number */

The fields are defined as follows: CardOffset

The absolute offset in bytes from the beginning of the PC Card to map into system memory.

Page

Used internally by Card Services; clients must set this field to 0 before calling this function.

RETURN VALUES
CS_SUCCESS

Successful operation.

CS_BAD_HANDLE

Client handle is invalid.

CS_BAD_OFFSET

Offset is invalid.

CS_BAD_PAGE

Page is not zero.

CS_NO_CARD

No PC Card in socket.

CS_UNSUPPORTED_FUNCTION

No PCMCIA hardware installed.

CONTEXT
This function may be called from user or kernel context.
SEE ALSO
csx_ModifyWindow (9F), csx_ReleaseWindow (9F), csx_RequestWindow (9F)

PC Card 95 Standard, PCMCIA/JEIDA