summaryrefslogtreecommitdiffstats
path: root/include/asm-x86_64
diff options
context:
space:
mode:
authorMuli Ben-Yehuda <muli@il.ibm.com>2006-12-07 02:14:06 +0100
committerAndi Kleen <andi@basil.nowhere.org>2006-12-07 02:14:06 +0100
commiteae93755540bae18aff46b8a0e621b5d65bd5380 (patch)
treee1228183341e2a80200c256ccaac33493444fc5d /include/asm-x86_64
parentb34e90b8f0f30151349134f87b5dc6ef75a5218c (diff)
[PATCH] Calgary: check BBAR ioremap success when ioremapping
This patch cleans up the previous "Use BIOS supplied BBAR information" patch. Mostly stylistic clenaups, but also check for ioremap failure when we ioremap the BBAR rather than when trying to use it. Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com> Signed-off-by: Jon Mason <jdmason@kudzu.us> Signed-off-by: Andi Kleen <ak@suse.de> Acked-by: Laurent Vivier <Laurent.Vivier@bull.net>
Diffstat (limited to 'include/asm-x86_64')
-rw-r--r--include/asm-x86_64/rio.h8
1 files changed, 3 insertions, 5 deletions
diff --git a/include/asm-x86_64/rio.h b/include/asm-x86_64/rio.h
index 1f315c39d76..c7350f6d201 100644
--- a/include/asm-x86_64/rio.h
+++ b/include/asm-x86_64/rio.h
@@ -3,7 +3,6 @@
* and include/asm-i386/mach-default/bios_ebda.h
*
* Author: Laurent Vivier <Laurent.Vivier@bull.net>
- *
*/
#ifndef __ASM_RIO_H
@@ -19,7 +18,7 @@ struct rio_table_hdr {
struct scal_detail {
u8 node_id; /* Scalability Node ID */
- u32 CBAR; /* Address of 1MB register space */
+ u32 CBAR; /* Address of 1MB register space */
u8 port0node; /* Node ID port connected to: 0xFF=None */
u8 port0port; /* Port num port connected to: 0,1,2, or */
/* 0xFF=None */
@@ -34,7 +33,7 @@ struct scal_detail {
struct rio_detail {
u8 node_id; /* RIO Node ID */
- u32 BBAR; /* Address of 1MB register space */
+ u32 BBAR; /* Address of 1MB register space */
u8 type; /* Type of device */
u8 owner_id; /* Node ID of Hurricane that owns this */
/* node */
@@ -65,10 +64,9 @@ enum {
* there is a real-mode segmented pointer pointing to the
* 4K EBDA area at 0x40E.
*/
-
static inline unsigned long get_bios_ebda(void)
{
- unsigned long address= *(unsigned short *)phys_to_virt(0x40Eul);
+ unsigned long address = *(unsigned short *)phys_to_virt(0x40EUL);
address <<= 4;
return address;
}