patch-2.4.6 linux/drivers/acpi/ospm/include/pr.h

• Lines: 266
• Date: Wed Jun 20 17:47:40 2001
• Orig file: v2.4.5/linux/drivers/acpi/ospm/include/pr.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.4.5/linux/drivers/acpi/ospm/include/pr.h linux/drivers/acpi/ospm/include/pr.h
@@ -0,0 +1,265 @@
+/******************************************************************************
+ *
+ * Module Name: processor.h
+ *              $Revision: 9 $
+ *
+ *****************************************************************************/
+
+/*
+ *  Copyright (C) 2000, 2001 Andrew Grover
+ *
+ *  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
+ */
+
+#ifndef __PR_H__
+#define __PR_H__
+
+#include <bm.h>
+
+
+/*****************************************************************************
+ *                             Types & Other Defines
+ *****************************************************************************/
+
+
+#define PR_MAX_POWER_STATES	4
+#define PR_MAX_THROTTLE_STATES  8
+#define PR_MAX_PERF_STATES	32
+#define PR_MAX_C2_LATENCY	100
+#define PR_MAX_C3_LATENCY	1000
+
+
+/*
+ * Commands:
+ * ---------
+ */
+#define PR_COMMAND_GET_POWER_INFO ((BM_COMMAND) 0x80)
+#define PR_COMMAND_SET_POWER_INFO ((BM_COMMAND) 0x81)
+#define PR_COMMAND_GET_PERF_INFO ((BM_COMMAND) 0x82)
+#define PR_COMMAND_GET_PERF_STATE ((BM_COMMAND) 0x83)
+#define PR_COMMAND_SET_PERF_LIMIT ((BM_COMMAND) 0x84)
+
+
+/*
+ * Notifications:
+ * --------------
+ */
+#define PR_NOTIFY_PERF_STATES	((BM_NOTIFY) 0x80)
+#define PR_NOTIFY_POWER_STATES	((BM_NOTIFY) 0x81)
+
+
+/*
+ * Performance Control:
+ * --------------------
+ */
+#define PR_PERF_DEC		0x00
+#define PR_PERF_INC		0x01
+#define PR_PERF_MAX		0xFF
+
+
+/*
+ * Power States:
+ * -------------
+ */
+#define PR_C0			0x00
+#define PR_C1			0x01
+#define PR_C2			0x02
+#define PR_C3			0x03
+
+#define PR_C1_FLAG		0x01;
+#define PR_C2_FLAG		0x02;
+#define PR_C3_FLAG		0x04;
+
+
+/*
+ * PR_CX_POLICY_VALUES:
+ * --------------------
+ */
+typedef struct
+{
+	u32			time_threshold;
+	u32			count_threshold;
+	u32                     bm_threshold;
+	u32         		target_state;
+	u32			count;
+} PR_CX_POLICY_VALUES;
+
+
+/*
+ * PR_CX:
+ * ------
+ */
+typedef struct
+{
+	u32                     latency;
+	u32                     utilization;
+	u8                      is_valid;
+	PR_CX_POLICY_VALUES     promotion;
+	PR_CX_POLICY_VALUES     demotion;
+} PR_CX;
+
+
+/*
+ * PR_POWER:
+ * ---------
+ */
+typedef struct
+{
+	ACPI_PHYSICAL_ADDRESS   p_lvl2;
+	ACPI_PHYSICAL_ADDRESS   p_lvl3;
+	u32                     bm_activity;
+	u32                     active_state;
+	u32			default_state;
+	u32			busy_metric;
+	u32                     state_count;
+	PR_CX                   state[PR_MAX_POWER_STATES];
+} PR_POWER;
+
+
+/*
+ * PR_PERFORMANCE_STATE:
+ * ---------------------
+ */
+typedef struct
+{
+	u32                     performance;
+	u32                     power;
+} PR_PERFORMANCE_STATE;
+
+
+/*
+ * PR_PERFORMANCE:
+ * ---------------
+ */
+typedef struct
+{
+	u32                     active_state;
+	u32			thermal_limit;
+	u32			power_limit;
+	u32                     state_count;
+	PR_PERFORMANCE_STATE    state[PR_MAX_PERF_STATES];
+} PR_PERFORMANCE;
+
+
+/*
+ * PR_PBLOCK:
+ * ----------
+ */
+typedef struct
+{
+	u32                     length;
+	ACPI_PHYSICAL_ADDRESS   address;
+} PR_PBLOCK;
+
+
+/*
+ * PR_CONTEXT:
+ * -----------
+ */
+typedef struct
+{
+	BM_HANDLE               device_handle;
+	ACPI_HANDLE             acpi_handle;
+	u32                     uid;
+	PR_PBLOCK               pblk;
+	PR_POWER		power;
+	PR_PERFORMANCE		performance;
+} PR_CONTEXT;
+
+
+/******************************************************************************
+ *                             Function Prototypes
+ *****************************************************************************/
+
+/* processor.c */
+
+ACPI_STATUS
+pr_initialize(void);
+
+ACPI_STATUS
+pr_terminate(void);
+
+ACPI_STATUS
+pr_notify (
+	BM_NOTIFY               notify_type,
+	BM_HANDLE               device_handle,
+	void                    **context);
+
+ACPI_STATUS
+pr_request(
+	BM_REQUEST		*request,
+	void                    *context);
+
+/* prpower.c */
+
+void
+pr_power_idle (void);
+
+ACPI_STATUS
+pr_power_add_device (
+	PR_CONTEXT              *processor);
+
+ACPI_STATUS
+pr_power_remove_device (
+	PR_CONTEXT              *processor);
+
+ACPI_STATUS
+pr_power_initialize (void);
+
+ACPI_STATUS
+pr_power_terminate (void);
+
+/* prperf.c */
+
+ACPI_STATUS
+pr_perf_get_state (
+	PR_CONTEXT              *processor,
+	u32                     *state);
+
+ACPI_STATUS
+pr_perf_set_state (
+	PR_CONTEXT              *processor,
+	u32                     state);
+
+ACPI_STATUS
+pr_perf_set_limit (
+	PR_CONTEXT              *processor,
+	u32                     limit);
+
+ACPI_STATUS
+pr_perf_add_device (
+	PR_CONTEXT              *processor);
+
+ACPI_STATUS
+pr_perf_remove_device (
+	PR_CONTEXT              *processor);
+
+/* Processor Driver OSL */
+
+ACPI_STATUS
+pr_osl_add_device (
+	PR_CONTEXT		*processor);
+
+ACPI_STATUS
+pr_osl_remove_device (
+	PR_CONTEXT		*processor);
+
+ACPI_STATUS
+pr_osl_generate_event (
+	u32			event,
+	PR_CONTEXT		*processor);
+
+
+#endif  /* __PR_H__ */