diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2010-11-20 04:37:05 -0500 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2010-11-20 04:37:05 -0500 |
commit | 9cdca869724e766eb48c061967cb777ddb436c76 (patch) | |
tree | 25dc8f57996611bd6966c456b388c5fbf53b9f99 /arch/x86/kernel | |
parent | 5ca9afdb9f6a5267927b54de3f42c756e8af7fcd (diff) |
x86: platform: Move iris to x86/platform where it belongs
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r-- | arch/x86/kernel/Makefile | 1 | ||||
-rw-r--r-- | arch/x86/kernel/iris.c | 91 |
2 files changed, 0 insertions, 92 deletions
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index beac17a0fcab..9e13763b6092 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile | |||
@@ -109,7 +109,6 @@ obj-$(CONFIG_MICROCODE) += microcode.o | |||
109 | obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o | 109 | obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o |
110 | 110 | ||
111 | obj-$(CONFIG_SWIOTLB) += pci-swiotlb.o | 111 | obj-$(CONFIG_SWIOTLB) += pci-swiotlb.o |
112 | obj-$(CONFIG_X86_32_IRIS) += iris.o | ||
113 | 112 | ||
114 | ### | 113 | ### |
115 | # 64 bit specific files | 114 | # 64 bit specific files |
diff --git a/arch/x86/kernel/iris.c b/arch/x86/kernel/iris.c deleted file mode 100644 index 1ba7f5ed8c9b..000000000000 --- a/arch/x86/kernel/iris.c +++ /dev/null | |||
@@ -1,91 +0,0 @@ | |||
1 | /* | ||
2 | * Eurobraille/Iris power off support. | ||
3 | * | ||
4 | * Eurobraille's Iris machine is a PC with no APM or ACPI support. | ||
5 | * It is shutdown by a special I/O sequence which this module provides. | ||
6 | * | ||
7 | * Copyright (C) Shérab <Sebastien.Hinderer@ens-lyon.org> | ||
8 | * | ||
9 | * This program is free software ; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License as published by | ||
11 | * the Free Software Foundation ; either version 2 of the License, or | ||
12 | * (at your option) any later version. | ||
13 | * | ||
14 | * This program is distributed in the hope that it will be useful, | ||
15 | * but WITHOUT ANY WARRANTY ; without even the implied warranty of | ||
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
17 | * GNU General Public License for more details. | ||
18 | * | ||
19 | * You should have received a copy of the GNU General Public License | ||
20 | * along with the program ; if not, write to the Free Software | ||
21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
22 | */ | ||
23 | |||
24 | #include <linux/moduleparam.h> | ||
25 | #include <linux/module.h> | ||
26 | #include <linux/kernel.h> | ||
27 | #include <linux/errno.h> | ||
28 | #include <linux/delay.h> | ||
29 | #include <linux/init.h> | ||
30 | #include <linux/pm.h> | ||
31 | #include <asm/io.h> | ||
32 | |||
33 | #define IRIS_GIO_BASE 0x340 | ||
34 | #define IRIS_GIO_INPUT IRIS_GIO_BASE | ||
35 | #define IRIS_GIO_OUTPUT (IRIS_GIO_BASE + 1) | ||
36 | #define IRIS_GIO_PULSE 0x80 /* First byte to send */ | ||
37 | #define IRIS_GIO_REST 0x00 /* Second byte to send */ | ||
38 | #define IRIS_GIO_NODEV 0xff /* Likely not an Iris */ | ||
39 | |||
40 | MODULE_LICENSE("GPL"); | ||
41 | MODULE_AUTHOR("Sébastien Hinderer <Sebastien.Hinderer@ens-lyon.org>"); | ||
42 | MODULE_DESCRIPTION("A power_off handler for Iris devices from EuroBraille"); | ||
43 | MODULE_SUPPORTED_DEVICE("Eurobraille/Iris"); | ||
44 | |||
45 | static int force; | ||
46 | |||
47 | module_param(force, bool, 0); | ||
48 | MODULE_PARM_DESC(force, "Set to one to force poweroff handler installation."); | ||
49 | |||
50 | static void (*old_pm_power_off)(void); | ||
51 | |||
52 | static void iris_power_off(void) | ||
53 | { | ||
54 | outb(IRIS_GIO_PULSE, IRIS_GIO_OUTPUT); | ||
55 | msleep(850); | ||
56 | outb(IRIS_GIO_REST, IRIS_GIO_OUTPUT); | ||
57 | } | ||
58 | |||
59 | /* | ||
60 | * Before installing the power_off handler, try to make sure the OS is | ||
61 | * running on an Iris. Since Iris does not support DMI, this is done | ||
62 | * by reading its input port and seeing whether the read value is | ||
63 | * meaningful. | ||
64 | */ | ||
65 | static int iris_init(void) | ||
66 | { | ||
67 | unsigned char status; | ||
68 | if (force != 1) { | ||
69 | printk(KERN_ERR "The force parameter has not been set to 1 so the Iris poweroff handler will not be installed.\n"); | ||
70 | return -ENODEV; | ||
71 | } | ||
72 | status = inb(IRIS_GIO_INPUT); | ||
73 | if (status == IRIS_GIO_NODEV) { | ||
74 | printk(KERN_ERR "This machine does not seem to be an Iris. Power_off handler not installed.\n"); | ||
75 | return -ENODEV; | ||
76 | } | ||
77 | old_pm_power_off = pm_power_off; | ||
78 | pm_power_off = &iris_power_off; | ||
79 | printk(KERN_INFO "Iris power_off handler installed.\n"); | ||
80 | |||
81 | return 0; | ||
82 | } | ||
83 | |||
84 | static void iris_exit(void) | ||
85 | { | ||
86 | pm_power_off = old_pm_power_off; | ||
87 | printk(KERN_INFO "Iris power_off handler uninstalled.\n"); | ||
88 | } | ||
89 | |||
90 | module_init(iris_init); | ||
91 | module_exit(iris_exit); | ||