sal_revision = SAL_VERSION_CODE(2, 8);
sal_version = SAL_VERSION_CODE(0, 0);
}
+
+ if (ia64_platform_is("sn2") && (sal_revision == SAL_VERSION_CODE(2, 9)))
+ /*
+ * SGI Altix has hard-coded version 2.9 in their prom
+ * but they actually implement 3.2, so let's fix it here.
+ */
+ sal_revision = SAL_VERSION_CODE(3, 2);
}
static void __init
*/
static int sal_cache_flush_drops_interrupts;
+static int __init
+force_pal_cache_flush(char *str)
+{
+ sal_cache_flush_drops_interrupts = 1;
+ return 0;
+}
+early_param("force_pal_cache_flush", force_pal_cache_flush);
+
void __init
check_sal_cache_flush (void)
{
u64 vector, cache_type = 3;
struct ia64_sal_retval isrv;
+ if (sal_cache_flush_drops_interrupts)
+ return;
+
cpu = get_cpu();
local_irq_save(flags);
SAL_CALL(isrv, SAL_CACHE_FLUSH, cache_type, 0, 0, 0, 0, 0, 0);
return isrv.status;
}
+EXPORT_SYMBOL_GPL(ia64_sal_cache_flush);
void __init
ia64_sal_init (struct ia64_sal_systab *systab)
return 0;
}
EXPORT_SYMBOL(ia64_sal_oemcall_reentrant);
+
+long
+ia64_sal_freq_base (unsigned long which, unsigned long *ticks_per_second,
+ unsigned long *drift_info)
+{
+ struct ia64_sal_retval isrv;
+
+ SAL_CALL(isrv, SAL_FREQ_BASE, which, 0, 0, 0, 0, 0, 0);
+ *ticks_per_second = isrv.v0;
+ *drift_info = isrv.v1;
+ return isrv.status;
+}
+EXPORT_SYMBOL_GPL(ia64_sal_freq_base);