From: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Date: Tue, 2 Aug 2005 23:09:03 +0000 (+0400)
Subject: [PATCH] ACPI: increase PCIBIOS_MIN_IO on x86
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=0b2bfb4e7ff61f286676867c3508569bea6fbf7a;p=openwrt%2Fstaging%2Fblogic.git

[PATCH] ACPI: increase PCIBIOS_MIN_IO on x86

We have increased PCIBIOS_MIN_IO to 0x4000, but still want
motherboard resources to be allocated properly. So we need
to state 0x1000 (according to the comment) limit explicitely.

Signed-off-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/drivers/acpi/motherboard.c b/drivers/acpi/motherboard.c
index 61ea70742d49..2934475d67d6 100644
--- a/drivers/acpi/motherboard.c
+++ b/drivers/acpi/motherboard.c
@@ -43,7 +43,7 @@ ACPI_MODULE_NAME		("acpi_motherboard")
  */
 #define IS_RESERVED_ADDR(base, len) \
 	(((len) > 0) && ((base) > 0) && ((base) + (len) < IO_SPACE_LIMIT) \
-	&& ((base) + (len) > PCIBIOS_MIN_IO))
+	&& ((base) + (len) > 0x1000))
 
 /*
  * Clearing the flag (IORESOURCE_BUSY) allows drivers to use