Commit 746f2eb7 authored by Cyrill Gorcunov's avatar Cyrill Gorcunov Committed by Ingo Molnar

x86: apic_32.c - add lapic resource

Add lapic resource into kernel resource map and mark it as busy
Signed-off-by: default avatarCyrill Gorcunov <gorcunov@gmail.com>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
CC: Maciej W. Rozycki <macro@linux-mips.org>
parent 5d061e39
......@@ -82,6 +82,11 @@ int pic_mode;
/* Have we found an MP table */
int smp_found_config;
static struct resource lapic_resource = {
.name = "Local APIC",
.flags = IORESOURCE_MEM | IORESOURCE_BUSY,
};
static unsigned int calibration_result;
static int lapic_next_event(unsigned long delta,
......@@ -1720,3 +1725,21 @@ static int __init apic_set_verbosity(char *str)
}
__setup("apic=", apic_set_verbosity);
static int __init lapic_insert_resource(void)
{
if (!apic_phys)
return -1;
/* Put local APIC into the resource map. */
lapic_resource.start = apic_phys;
lapic_resource.end = lapic_resource.start + PAGE_SIZE - 1;
insert_resource(&iomem_resource, &lapic_resource);
return 0;
}
/*
* need call insert after e820_reserve_resources()
* that is using request_resource
*/
late_initcall(lapic_insert_resource);
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