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IO_pp_outp: Allow to switch direction of the printer port.

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Uwe Bonnes 2004-02-24 00:59:19 +00:00 committed by Alexandre Julliard
parent 820aa3762f
commit f31a3204ca
1 changed files with 10 additions and 1 deletions
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11
dlls/winedos/ppdev.c
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@ -300,7 +300,16 @@ BOOL IO_pp_outp(int port, DWORD* res)
case 0: case 0:
return IO_pp_do_access(idx,PPWDATA,res); return IO_pp_do_access(idx,PPWDATA,res);
case 2: case 2:
return IO_pp_do_access(idx,PPWCONTROL,res); {
/* We can't switch port direction via PPWCONTROL,
so do it via PPDATADIR
*/
DWORD mode = *res & 0x20;
IO_pp_do_access(idx,PPDATADIR,&mode);
mode = (*res & ~0x20);
return IO_pp_do_access(idx,PPWCONTROL,&mode);
}
case 1: case 1:
case 0x400: case 0x400:
case 0x402: case 0x402: