From 238b706da1c6ebacc55986ac8668f3ede4621f2c Mon Sep 17 00:00:00 2001
From: "H. Peter Anvin" <hpa@zytor.com>
Date: Wed, 18 Jul 2007 17:19:30 -0700
Subject: [x86 setup] Make struct ist_info cross-architecture, and use in setup
code
Make "struct ist_info" valid on both i386 and x86-64, and use the
structure by name in the setup code. Additionally, "Intel SpeedStep
IST" is redundant, refer to it as IST consistently.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
include/asm-i386/bootparam.h | 5 +++--
include/asm-i386/ist.h | 10 ++++++----
include/asm-x86_64/ist.h | 1 +
3 files changed, 10 insertions(+), 6 deletions(-)
create mode 100644 include/asm-x86_64/ist.h
(limited to 'include')
diff --git a/include/asm-i386/bootparam.h b/include/asm-i386/bootparam.h
index 211f3f972a57..b91b01783e4b 100644
--- a/include/asm-i386/bootparam.h
+++ b/include/asm-i386/bootparam.h
@@ -4,8 +4,9 @@
#include <linux/types.h>
#include <linux/screen_info.h>
#include <linux/apm_bios.h>
-#include <asm/e820.h>
#include <linux/edd.h>
+#include <asm/e820.h>
+#include <asm/ist.h>
#include <video/edid.h>
struct setup_header {
@@ -59,7 +60,7 @@ struct boot_params {
struct screen_info screen_info; /* 0x000 */
struct apm_bios_info apm_bios_info; /* 0x040 */
u8 _pad2[12]; /* 0x054 */
- u32 speedstep_info[4]; /* 0x060 */
+ struct ist_info ist_info; /* 0x060 */
u8 _pad3[16]; /* 0x070 */
u8 hd0_info[16]; /* obsolete! */ /* 0x080 */
u8 hd1_info[16]; /* obsolete! */ /* 0x090 */
diff --git a/include/asm-i386/ist.h b/include/asm-i386/ist.h
index d13d1e68afa9..ef2003ebc6f9 100644
--- a/include/asm-i386/ist.h
+++ b/include/asm-i386/ist.h
@@ -19,11 +19,13 @@
#ifdef __KERNEL__
+#include <linux/types.h>
+
struct ist_info {
- unsigned long signature;
- unsigned long command;
- unsigned long event;
- unsigned long perf_level;
+ u32 signature;
+ u32 command;
+ u32 event;
+ u32 perf_level;
};
extern struct ist_info ist_info;
diff --git a/include/asm-x86_64/ist.h b/include/asm-x86_64/ist.h
new file mode 100644
index 000000000000..338857ecbc68
--- /dev/null
+++ b/include/asm-x86_64/ist.h
@@ -0,0 +1 @@
+#include <asm-i386/ist.h>
--
cgit