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authorRodolfo Giometti <giometti@linux.it>2006-06-05 17:43:10 +0200
committerRalf Baechle <ralf@linux-mips.org>2006-06-19 17:39:22 +0100
commit952fa954a61cee43de5afba91ae605e30ed2586c (patch)
tree8d94bd87614cb1c8a7eda02e383c7b6c4f45a474 /include
parentaa9772e330d6c0a8a94316cb38ae8a7495885a60 (diff)
downloadlwn-952fa954a61cee43de5afba91ae605e30ed2586c.tar.gz
lwn-952fa954a61cee43de5afba91ae605e30ed2586c.zip
[MIPS] APM emu support
Signed-off-by: Rodolfo Giometti <giometti@linux.it> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-mips/apm.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/include/asm-mips/apm.h b/include/asm-mips/apm.h
new file mode 100644
index 000000000000..e8c69208f63a
--- /dev/null
+++ b/include/asm-mips/apm.h
@@ -0,0 +1,65 @@
+/* -*- linux-c -*-
+ *
+ * (C) 2003 zecke@handhelds.org
+ *
+ * GPL version 2
+ *
+ * based on arch/arm/kernel/apm.c
+ * factor out the information needed by architectures to provide
+ * apm status
+ *
+ *
+ */
+#ifndef MIPS_ASM_SA1100_APM_H
+#define MIPS_ASM_SA1100_APM_H
+
+#include <linux/config.h>
+#include <linux/apm_bios.h>
+
+/*
+ * This structure gets filled in by the machine specific 'get_power_status'
+ * implementation. Any fields which are not set default to a safe value.
+ */
+struct apm_power_info {
+ unsigned char ac_line_status;
+#define APM_AC_OFFLINE 0
+#define APM_AC_ONLINE 1
+#define APM_AC_BACKUP 2
+#define APM_AC_UNKNOWN 0xff
+
+ unsigned char battery_status;
+#define APM_BATTERY_STATUS_HIGH 0
+#define APM_BATTERY_STATUS_LOW 1
+#define APM_BATTERY_STATUS_CRITICAL 2
+#define APM_BATTERY_STATUS_CHARGING 3
+#define APM_BATTERY_STATUS_NOT_PRESENT 4
+#define APM_BATTERY_STATUS_UNKNOWN 0xff
+
+ unsigned char battery_flag;
+#define APM_BATTERY_FLAG_HIGH (1 << 0)
+#define APM_BATTERY_FLAG_LOW (1 << 1)
+#define APM_BATTERY_FLAG_CRITICAL (1 << 2)
+#define APM_BATTERY_FLAG_CHARGING (1 << 3)
+#define APM_BATTERY_FLAG_NOT_PRESENT (1 << 7)
+#define APM_BATTERY_FLAG_UNKNOWN 0xff
+
+ int battery_life;
+ int time;
+ int units;
+#define APM_UNITS_MINS 0
+#define APM_UNITS_SECS 1
+#define APM_UNITS_UNKNOWN -1
+
+};
+
+/*
+ * This allows machines to provide their own "apm get power status" function.
+ */
+extern void (*apm_get_power_status)(struct apm_power_info *);
+
+/*
+ * Queue an event (APM_SYS_SUSPEND or APM_CRITICAL_SUSPEND)
+ */
+void apm_queue_event(apm_event_t event);
+
+#endif