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Kernel Functions for Driverscsx_MapMemPage(9F)

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

 

Solaris DDI Specific (Solaris 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

SunOS 5.9Go To TopLast Changed 19 Jul 1996
 
      
      
Copyright 2002 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.