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authorGuanXuetao <gxt@mprc.pku.edu.cn>2011-02-26 20:23:59 +0800
committerGuanXuetao <gxt@mprc.pku.edu.cn>2011-03-17 09:19:11 +0800
commit64909882862e9bb88aa6177e3f92056f5601b3e3 (patch)
tree0fade894b903f6185ab97d930004c0cf56eb412d /arch/unicore32/include
parentf864d2f8304e6be90b4c4e4ac615edc6fcefd4c1 (diff)
unicore32 additional architecture files: pm related files
This patch adds pm related files, including hibernate and sleep supports. Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn> Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/unicore32/include')
-rw-r--r--arch/unicore32/include/asm/suspend.h30
-rw-r--r--arch/unicore32/include/mach/pm.h43
2 files changed, 73 insertions, 0 deletions
diff --git a/arch/unicore32/include/asm/suspend.h b/arch/unicore32/include/asm/suspend.h
new file mode 100644
index 000000000000..88a9c0f32b21
--- /dev/null
+++ b/arch/unicore32/include/asm/suspend.h
@@ -0,0 +1,30 @@
+/*
+ * linux/arch/unicore32/include/asm/suspend.h
+ *
+ * Code specific to PKUnity SoC and UniCore ISA
+ *
+ * Copyright (C) 2001-2010 GUAN Xue-tao
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __UNICORE_SUSPEND_H__
+#define __UNICORE_SUSPEND_H__
+
+#ifndef __ASSEMBLY__
+static inline int arch_prepare_suspend(void) { return 0; }
+
+#include <asm/ptrace.h>
+
+struct swsusp_arch_regs {
+ struct cpu_context_save cpu_context; /* cpu context */
+#ifdef CONFIG_UNICORE_FPU_F64
+ struct fp_state fpstate __attribute__((aligned(8)));
+#endif
+};
+#endif
+
+#endif /* __UNICORE_SUSPEND_H__ */
+
diff --git a/arch/unicore32/include/mach/pm.h b/arch/unicore32/include/mach/pm.h
new file mode 100644
index 000000000000..4dcd34ae194c
--- /dev/null
+++ b/arch/unicore32/include/mach/pm.h
@@ -0,0 +1,43 @@
+/*
+ * linux/arch/unicore/include/mach/pm.h
+ *
+ * Code specific to PKUnity SoC and UniCore ISA
+ *
+ * Copyright (C) 2001-2010 GUAN Xue-tao
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __PUV3_PM_H__
+#define __PUV3_PM_H__
+
+#include <linux/suspend.h>
+
+struct puv3_cpu_pm_fns {
+ int save_count;
+ void (*save)(unsigned long *);
+ void (*restore)(unsigned long *);
+ int (*valid)(suspend_state_t state);
+ void (*enter)(suspend_state_t state);
+ int (*prepare)(void);
+ void (*finish)(void);
+};
+
+extern struct puv3_cpu_pm_fns *puv3_cpu_pm_fns;
+
+/* sleep.S */
+extern void puv3_cpu_suspend(unsigned int);
+
+extern void puv3_cpu_resume(void);
+
+extern int puv3_pm_enter(suspend_state_t state);
+
+/* Defined in hibernate_asm.S */
+extern int restore_image(pgd_t *resume_pg_dir, struct pbe *restore_pblist);
+
+/* References to section boundaries */
+extern const void __nosave_begin, __nosave_end;
+
+extern struct pbe *restore_pblist;
+#endif