x86_64: prepare shared kernel/acpi/sleep.c

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86_64/kernel/acpi/Makefile b/arch/x86_64/kernel/acpi/Makefile
index fe34bbec1cf0b8dcf803fd0860f4dffe1ac27ba2..c24fe95b0d941296df37818751db9fe3d01da67f 100644 (file)
--- a/arch/x86_64/kernel/acpi/Makefile
+++ b/arch/x86_64/kernel/acpi/Makefile
@@ -1,6 +1,6 @@
 obj-y                  := boot.o
 boot-y                 := ../../../i386/kernel/acpi/boot.o
-obj-$(CONFIG_ACPI_SLEEP)       += sleep.o wakeup_64.o
+obj-$(CONFIG_ACPI_SLEEP)       += sleep_64.o wakeup_64.o
 
 ifneq ($(CONFIG_ACPI_PROCESSOR),)
 obj-y                  += processor.o

diff --git a/arch/x86_64/kernel/acpi/sleep.c b/arch/x86_64/kernel/acpi/sleep.c
deleted file mode 100644 (file)
index 79475d2..0000000
--- a/arch/x86_64/kernel/acpi/sleep.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/*
- *  acpi.c - Architecture-Specific Low-Level ACPI Support
- *
- *  Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
- *  Copyright (C) 2001 Jun Nakajima <jun.nakajima@intel.com>
- *  Copyright (C) 2001 Patrick Mochel <mochel@osdl.org>
- *  Copyright (C) 2002 Andi Kleen, SuSE Labs (x86-64 port)
- *  Copyright (C) 2003 Pavel Machek, SuSE Labs
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/stddef.h>
-#include <linux/slab.h>
-#include <linux/pci.h>
-#include <linux/bootmem.h>
-#include <linux/acpi.h>
-#include <linux/cpumask.h>
-
-#include <asm/mpspec.h>
-#include <asm/io.h>
-#include <asm/apic.h>
-#include <asm/apicdef.h>
-#include <asm/page.h>
-#include <asm/pgtable.h>
-#include <asm/pgalloc.h>
-#include <asm/io_apic.h>
-#include <asm/proto.h>
-#include <asm/tlbflush.h>
-
-/* --------------------------------------------------------------------------
-                              Low-Level Sleep Support
-   -------------------------------------------------------------------------- */
-
-/* address in low memory of the wakeup routine. */
-unsigned long acpi_wakeup_address = 0;
-unsigned long acpi_realmode_flags;
-extern char wakeup_start, wakeup_end;
-
-extern unsigned long acpi_copy_wakeup_routine(unsigned long);
-
-/**
- * acpi_save_state_mem - save kernel state
- *
- * Create an identity mapped page table and copy the wakeup routine to
- * low memory.
- */
-int acpi_save_state_mem(void)
-{
-       memcpy((void *)acpi_wakeup_address, &wakeup_start,
-              &wakeup_end - &wakeup_start);
-       acpi_copy_wakeup_routine(acpi_wakeup_address);
-
-       return 0;
-}
-
-/*
- * acpi_restore_state
- */
-void acpi_restore_state_mem(void)
-{
-}
-
-/**
- * acpi_reserve_bootmem - do _very_ early ACPI initialisation
- *
- * We allocate a page in low memory for the wakeup
- * routine for when we come back from a sleep state. The
- * runtime allocator allows specification of <16M pages, but not
- * <1M pages.
- */
-void __init acpi_reserve_bootmem(void)
-{
-       acpi_wakeup_address = (unsigned long)alloc_bootmem_low(PAGE_SIZE*2);
-       if ((&wakeup_end - &wakeup_start) > (PAGE_SIZE*2))
-               printk(KERN_CRIT
-                      "ACPI: Wakeup code way too big, will crash on attempt"
-                      " to suspend\n");
-}
-
-static int __init acpi_sleep_setup(char *str)
-{
-       while ((str != NULL) && (*str != '\0')) {
-               if (strncmp(str, "s3_bios", 7) == 0)
-                       acpi_realmode_flags |= 1;
-               if (strncmp(str, "s3_mode", 7) == 0)
-                       acpi_realmode_flags |= 2;
-               if (strncmp(str, "s3_beep", 7) == 0)
-                       acpi_realmode_flags |= 4;
-               str = strchr(str, ',');
-               if (str != NULL)
-                       str += strspn(str, ", \t");
-       }
-       return 1;
-}
-
-__setup("acpi_sleep=", acpi_sleep_setup);
-
-void acpi_pci_link_exit(void)
-{
-}

diff --git a/arch/x86_64/kernel/acpi/sleep_64.c b/arch/x86_64/kernel/acpi/sleep_64.c
new file mode 100644 (file)
index 0000000..79475d2
--- /dev/null
+++ b/arch/x86_64/kernel/acpi/sleep_64.c
@@ -0,0 +1,120 @@
+/*
+ *  acpi.c - Architecture-Specific Low-Level ACPI Support
+ *
+ *  Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
+ *  Copyright (C) 2001 Jun Nakajima <jun.nakajima@intel.com>
+ *  Copyright (C) 2001 Patrick Mochel <mochel@osdl.org>
+ *  Copyright (C) 2002 Andi Kleen, SuSE Labs (x86-64 port)
+ *  Copyright (C) 2003 Pavel Machek, SuSE Labs
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/stddef.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/bootmem.h>
+#include <linux/acpi.h>
+#include <linux/cpumask.h>
+
+#include <asm/mpspec.h>
+#include <asm/io.h>
+#include <asm/apic.h>
+#include <asm/apicdef.h>
+#include <asm/page.h>
+#include <asm/pgtable.h>
+#include <asm/pgalloc.h>
+#include <asm/io_apic.h>
+#include <asm/proto.h>
+#include <asm/tlbflush.h>
+
+/* --------------------------------------------------------------------------
+                              Low-Level Sleep Support
+   -------------------------------------------------------------------------- */
+
+/* address in low memory of the wakeup routine. */
+unsigned long acpi_wakeup_address = 0;
+unsigned long acpi_realmode_flags;
+extern char wakeup_start, wakeup_end;
+
+extern unsigned long acpi_copy_wakeup_routine(unsigned long);
+
+/**
+ * acpi_save_state_mem - save kernel state
+ *
+ * Create an identity mapped page table and copy the wakeup routine to
+ * low memory.
+ */
+int acpi_save_state_mem(void)
+{
+       memcpy((void *)acpi_wakeup_address, &wakeup_start,
+              &wakeup_end - &wakeup_start);
+       acpi_copy_wakeup_routine(acpi_wakeup_address);
+
+       return 0;
+}
+
+/*
+ * acpi_restore_state
+ */
+void acpi_restore_state_mem(void)
+{
+}
+
+/**
+ * acpi_reserve_bootmem - do _very_ early ACPI initialisation
+ *
+ * We allocate a page in low memory for the wakeup
+ * routine for when we come back from a sleep state. The
+ * runtime allocator allows specification of <16M pages, but not
+ * <1M pages.
+ */
+void __init acpi_reserve_bootmem(void)
+{
+       acpi_wakeup_address = (unsigned long)alloc_bootmem_low(PAGE_SIZE*2);
+       if ((&wakeup_end - &wakeup_start) > (PAGE_SIZE*2))
+               printk(KERN_CRIT
+                      "ACPI: Wakeup code way too big, will crash on attempt"
+                      " to suspend\n");
+}
+
+static int __init acpi_sleep_setup(char *str)
+{
+       while ((str != NULL) && (*str != '\0')) {
+               if (strncmp(str, "s3_bios", 7) == 0)
+                       acpi_realmode_flags |= 1;
+               if (strncmp(str, "s3_mode", 7) == 0)
+                       acpi_realmode_flags |= 2;
+               if (strncmp(str, "s3_beep", 7) == 0)
+                       acpi_realmode_flags |= 4;
+               str = strchr(str, ',');
+               if (str != NULL)
+                       str += strspn(str, ", \t");
+       }
+       return 1;
+}
+
+__setup("acpi_sleep=", acpi_sleep_setup);
+
+void acpi_pci_link_exit(void)
+{
+}