MFSH UNPHYSTOVIRT: Difference between revisions

Revision as of 21:37, 20 November 2019

Release the selector allocated previously by calling MFSH_PHYSTOVIRT.

int far pascal MFSH_UNPHYSTOVIRT(usSel)unsigned short usSel;

If no error is detected, a zero error code is returned. If an error is detected, the following error code is returned:

unsigned short usSel;

int far pascal MFSH_UNPHYSTOVIRT(usSel)

This helper is for use by a mini-FSD with an imbedded device driver. It is the same as the standard device driver UNPHYSTOVIRT helper.

A caller must issue a corresponding UNPHYSTOVIRT after calling PHYSTOVIRT, before returning to its caller or using any other helpers.

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	A caller must issue a corresponding UNPHYSTOVIRT after calling PHYSTOVIRT, before returning to its caller or using any other helpers.		A caller must issue a corresponding UNPHYSTOVIRT after calling PHYSTOVIRT, before returning to its caller or using any other helpers.

			[[Category:IFS Interfaces]]