Uwe> Hallo, galep3 crashes with following sequence: 096c7b38:Call Uwe> KERNEL.189: SETSELECTORLIMIT(0x0d87,0x0000045f) ret=02e7:6fb5 Uwe> ds=099f 096c7b38:Ret KERNEL.189: SETSELECTORLIMIT() retval=0x0d87 Uwe> ret=02e7:6fb5 ds=099f 096c7b38:Call KERNEL.187: Uwe> SETSELECTORBASE(0x0d87,0xc02924e0) ret=02e7:6fc1 ds=099f Uwe> 096c7b38:Ret KERNEL.187: SETSELECTORBASE() retval=0x0d87 Uwe> ret=02e7:6fc1 ds=099f ... Unhandled exception: page fault on read Uwe> access to 0xc0292545 Uwe> Obviously the application trys to reach some kernel memory. Uwe> If I only allow to set the selector base when (selector base + Uwe> selector limit) is smaller than 0x8000000, the application goes on Uwe> and lets me read an eprom plugged into the Galep3 Programmer. Is Uwe> the appended fix a right acceptable? Obviously not modifying the base in that case lets me save and exit too Index: wine/memory/selector.c =================================================================== RCS file: /home/wine/wine/memory/selector.c,v retrieving revision 1.39 diff -u -r1.39 selector.c --- wine/memory/selector.c 19 Jul 2001 00:39:10 -0000 1.39 +++ wine/memory/selector.c 1 Aug 2001 17:42:53 -0000 @@ -326,8 +326,15 @@ { LDT_ENTRY entry; wine_ldt_get_entry( sel, &entry ); - wine_ldt_set_base( &entry, DOSMEM_MapDosToLinear(base) ); - wine_ldt_set_entry( sel, &entry ); + if ((base + wine_ldt_copy.limit[sel >> __AHSHIFT]) > 0x8000000) + { + FIXME("Illegal region base %lx limit %lx\n", base,wine_ldt_copy.limit[sel >> __AHSHIFT]); + } + else + { + wine_ldt_set_base( &entry, DOSMEM_MapDosToLinear(base) ); + wine_ldt_set_entry( sel, &entry ); + } return sel; } -- Uwe Bonnes bon(a)elektron.ikp.physik.tu-darmstadt.de Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt --------- Tel. 06151 162516 -------- Fax. 06151 164321 ----------