diff options
Diffstat (limited to 'unmodified_drivers/linux-2.6/platform-pci')
-rw-r--r-- | unmodified_drivers/linux-2.6/platform-pci/xen_support.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/unmodified_drivers/linux-2.6/platform-pci/xen_support.c b/unmodified_drivers/linux-2.6/platform-pci/xen_support.c index 423d2f2e24..589d8365ec 100644 --- a/unmodified_drivers/linux-2.6/platform-pci/xen_support.c +++ b/unmodified_drivers/linux-2.6/platform-pci/xen_support.c @@ -30,6 +30,23 @@ #include <xen/platform-compat.h> #endif +#if defined (__ia64__) +unsigned long __hypercall(unsigned long a1, unsigned long a2, + unsigned long a3, unsigned long a4, + unsigned long a5, unsigned long cmd) +{ + unsigned long __res; + __asm__ __volatile__ (";;\n" + "mov r2=%1\n" + "break 0x1000 ;;\n" + "mov %0=r8 ;;\n" + : "=r"(__res) : "r"(cmd) : "r2", "r8", "memory"); + + return __res; +} +EXPORT_SYMBOL(__hypercall); +#endif + void xen_machphys_update(unsigned long mfn, unsigned long pfn) { BUG(); |