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io_apic: make 32 bit have io_apic resource in /proc/iomem
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Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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Yinghai Lu authored and Ingo Molnar committed Oct 16, 2008
1 parent 26d347c commit c691cc8
Showing 1 changed file with 0 additions and 8 deletions.
8 changes: 0 additions & 8 deletions arch/x86/kernel/io_apic.c
Original file line number Diff line number Diff line change
Expand Up @@ -3802,7 +3802,6 @@ void __init setup_ioapic_dest(void)
}
#endif

#ifdef CONFIG_X86_64
#define IOAPIC_RESOURCE_NAME_SIZE 11

static struct resource *ioapic_resources;
Expand Down Expand Up @@ -3838,17 +3837,14 @@ static struct resource * __init ioapic_setup_resources(void)

return res;
}
#endif

void __init ioapic_init_mappings(void)
{
unsigned long ioapic_phys, idx = FIX_IO_APIC_BASE_0;
int i;
#ifdef CONFIG_X86_64
struct resource *ioapic_res;

ioapic_res = ioapic_setup_resources();
#endif
for (i = 0; i < nr_ioapics; i++) {
if (smp_found_config) {
ioapic_phys = mp_ioapics[i].mp_apicaddr;
Expand Down Expand Up @@ -3877,17 +3873,14 @@ void __init ioapic_init_mappings(void)
__fix_to_virt(idx), ioapic_phys);
idx++;

#ifdef CONFIG_X86_64
if (ioapic_res != NULL) {
ioapic_res->start = ioapic_phys;
ioapic_res->end = ioapic_phys + (4 * 1024) - 1;
ioapic_res++;
}
#endif
}
}

#ifdef CONFIG_X86_64
static int __init ioapic_insert_resources(void)
{
int i;
Expand All @@ -3910,4 +3903,3 @@ static int __init ioapic_insert_resources(void)
/* Insert the IO APIC resources after PCI initialization has occured to handle
* IO APICS that are mapped in on a BAR in PCI space. */
late_initcall(ioapic_insert_resources);
#endif

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