csx_MapMemPage(9f)

1csx_MapMemPage(9F)       Kernel Functions for Drivers       csx_MapMemPage(9F)
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NAME

6       csx_MapMemPage - map the memory area on a PC Card
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SYNOPSIS

9       #include <sys/pccard.h>
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13       int32_t csx_MapMemPage(window_handle_t wh, map_mem_page_t *mp);
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INTERFACE LEVEL

17       Solaris DDI Specific (Solaris DDI)
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PARAMETERS

20       wh     Window handle returned from csx_RequestWindow(9F).
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23       mp     Pointer to a map_mem_page_t structure.
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DESCRIPTION

27       This function maps the memory area on a PC Card into a page of a window
28       allocated with the csx_RequestWindow(9F) function.
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STRUCTURE MEMBERS

31       The structure members of map_mem_page_t are:
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33         uint32_t     CardOffset;       /* card offset */
34         uint32_t     Page;             /* page number */
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38       The fields are defined as follows:
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40       CardOffset     The absolute offset in bytes from the beginning  of  the
41                      PC Card to map into system memory.
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44       Page           Used  internally by Card Services; clients must set this
45                      field to 0 before calling this function.
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RETURN VALUES

49       CS_SUCCESS                  Successful operation.
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52       CS_BAD_HANDLE               Client handle is invalid.
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55       CS_BAD_OFFSET               Offset is invalid.
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58       CS_BAD_PAGE                 Page is not zero.
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61       CS_NO_CARD                  No PC Card in socket.
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64       CS_UNSUPPORTED_FUNCTION     No PCMCIA hardware installed.
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CONTEXT

68       This function may be called from user or kernel context.
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