patch-2.2.4 linux/include/asm-ppc/pmu.h

• Lines: 64
• Date: Wed Mar 10 21:30:32 1999
• Orig file: v2.2.3/linux/include/asm-ppc/pmu.h
• Orig date: Thu Nov 19 09:56:29 1998

diff -u --recursive --new-file v2.2.3/linux/include/asm-ppc/pmu.h linux/include/asm-ppc/pmu.h
@@ -9,7 +9,7 @@
 /*
  * PMU commands
  */
-#define PMU_BACKLIGHT_CTRL	0x11	/* control backlight */
+#define PMU_POWER_CTRL		0x11	/* control power of some devices */
 #define PMU_ADB_CMD		0x20	/* send ADB packet */
 #define PMU_ADB_POLL_OFF	0x21	/* disable ADB auto-poll */
 #define PMU_WRITE_NVRAM		0x33	/* write non-volatile RAM */
@@ -29,6 +29,12 @@
 #define PMU_GET_BRIGHTBUTTON	0xd9	/* report brightness up/down pos */
 #define PMU_GET_COVER		0xdc	/* report cover open/closed */
 
+/* Bits to use with the PMU_POWER_CTRL command */
+#define PMU_POW_ON		0x80	/* OR this to power ON the device */
+#define PMU_POW_OFF		0x00	/* leave bit 7 to 0 to power it OFF */
+#define PMU_POW_BACKLIGHT	0x01	/* backlight power */
+#define PMU_POW_IRLED		0x04	/* IR led power (on wallstreet) ??? */
+
 /* Bits in PMU interrupt and interrupt mask bytes */
 #define PMU_INT_ADB_AUTO	0x04	/* ADB autopoll, when PMU_INT_ADB */
 #define PMU_INT_PCEJECT		0x04	/* PC-card eject buttons */
@@ -36,13 +42,26 @@
 #define PMU_INT_ADB		0x10	/* ADB autopoll or reply data */
 #define PMU_INT_TICK		0x80	/* 1-second tick interrupt */
 
+/* Kind of PMU (model) */
+enum {
+  PMU_UNKNOWN,
+  PMU_OHARE_BASED,
+  PMU_HEATHROW_BASED
+};
 
 /*
  * Ioctl commands for the /dev/pmu device
  */
 #include <linux/ioctl.h>
 
+/* no param */
 #define PMU_IOC_SLEEP		_IO('B', 0)
+/* out param: u32*	backlight value: 0 to 31 */
+#define PMU_IOC_GET_BACKLIGHT	_IOR('B', 1, sizeof(__u32*))
+/* in param: u32	backlight value: 0 to 31 */
+#define PMU_IOC_SET_BACKLIGHT	_IOW('B', 2, sizeof(__u32))
+/* out param: u32*	backlight value: 0 to 31 */
+#define PMU_IOC_GET_MODEL	_IOR('B', 3, sizeof(__u32*))
 
 #ifdef __KERNEL__
 void find_via_pmu(void);
@@ -53,9 +72,14 @@
 void pmu_poll(void);
 
 void pmu_enable_backlight(int on);
+void pmu_set_brightness(int level);
+
+void pmu_enable_irled(int on);
 
 void pmu_restart(void);
 void pmu_shutdown(void);
+
+int pmu_get_model(void);
 
 /*
  * Stuff for putting the powerbook to sleep and waking it again.