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When not using dlopen ia64 needs an extra cache flush to ensure the icache 

is coherent when modules are loaded (Alex Williamson).
This commit is contained in:
Egbert Eich 2005-04-04 09:47:07 +00:00
parent 55dc930a18
commit 231c00e8fb
2 changed files with 10 additions and 2 deletions
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2
hw/xfree86/common/compiler.h
View File

@ -478,7 +478,7 @@ __ustw (unsigned long r5, unsigned short * r11)
# ifndef __INTEL_COMPILER # ifndef __INTEL_COMPILER
# define ia64_flush_cache(Addr) \ # define ia64_flush_cache(Addr) \
__asm__ __volatile__ ( \ __asm__ __volatile__ ( \
"fc %0;;;" \ "fc.i %0;;;" \
"sync.i;;;" \ "sync.i;;;" \
"mf;;;" \ "mf;;;" \
"srlz.i;;;" \ "srlz.i;;;" \

10
hw/xfree86/loader/elfloader.c
View File

@ -1,4 +1,4 @@
/* $XdotOrg: xc/programs/Xserver/hw/xfree86/loader/elfloader.c,v 1.3 2004/10/30 20:33:43 alanc Exp $ */ /* $XdotOrg: xc/programs/Xserver/hw/xfree86/loader/elfloader.c,v 1.4 2004/11/09 15:58:41 ajax Exp $ */
/* $XFree86: xc/programs/Xserver/hw/xfree86/loader/elfloader.c,v 1.61tsi Exp $ */ /* $XFree86: xc/programs/Xserver/hw/xfree86/loader/elfloader.c,v 1.61tsi Exp $ */
/* /*
@ -2799,6 +2799,14 @@ ELFCollectSections(ELFModulePtr elffile, int pass, int *totalsize,
mprotect( (char *)elffile->lsection[j].saddr - round, mprotect( (char *)elffile->lsection[j].saddr - round,
SecSize(i) + round, PROT_READ | PROT_WRITE | PROT_EXEC); SecSize(i) + round, PROT_READ | PROT_WRITE | PROT_EXEC);
} }
#ifdef __ia64__
{
int k;
for (k = 0; k < SecSize(i); k += 32)
ia64_flush_cache(elffile->lsection[j].saddr+k);
ia64_flush_cache(elffile->lsection[j].saddr+SecSize(i)-1);
}
#endif
break; break;
#endif #endif
case SHT_SYMTAB: case SHT_SYMTAB: