arch/x86/ioapic: use uintptr_t for IOAPIC base address

Use uintptr_t for the IOAPIC base parameter of the various IOAPIC-
related functions to avoid needing type casts in the callers. This also
allows dropping the VIO_APIC_VADDR define and consistently use the
IO_APIC_ADDR define instead.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I912943e923ff092708e90138caa5e1daf269a69f
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80358
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Matt DeVillier <matt.devillier@amd.corp-partner.google.com>
Reviewed-by: Jérémy Compostella <jeremy.compostella@intel.com>
diff --git a/src/acpi/acpi_dmar.c b/src/acpi/acpi_dmar.c
index 9a5ebed..3853142 100644
--- a/src/acpi/acpi_dmar.c
+++ b/src/acpi/acpi_dmar.c
@@ -183,7 +183,7 @@
 unsigned long acpi_create_dmar_ds_ioapic_from_hw(unsigned long current,
 						 u32 addr, u8 bus, u8 dev, u8 fn)
 {
-	u8 enumeration_id = get_ioapic_id((void *)(uintptr_t)addr);
+	u8 enumeration_id = get_ioapic_id((uintptr_t)addr);
 	return acpi_create_dmar_ds(current,
 			SCOPE_IOAPIC, enumeration_id, bus, dev, fn);
 }