drivers/macintosh/therm_pm72.h - kernel/msm-4.9 - Gitiles

 #ifndef __THERM_PMAC_7_2_H__
 #define __THERM_PMAC_7_2_H__

 typedef unsigned short fu16;
 typedef int fs32;
 typedef short fs16;

 struct mpu_data
 {
 	u8	signature;		/* 0x00 - EEPROM sig. */
 	u8	bytes_used;		/* 0x01 - Bytes used in eeprom (160 ?) */
 	u8	size;			/* 0x02 - EEPROM size (256 ?) */
 	u8	version;		/* 0x03 - EEPROM version */
 	u32	data_revision;		/* 0x04 - Dataset revision */
 	u8	processor_bin_code[3];	/* 0x08 - Processor BIN code */
 	u8	bin_code_expansion;	/* 0x0b - ??? (padding ?) */
 	u8	processor_num;		/* 0x0c - Number of CPUs on this MPU */
 	u8	input_mul_bus_div;	/* 0x0d - Clock input multiplier/bus divider */
 	u8	reserved1[2];		/* 0x0e - */
 	u32	input_clk_freq_high;	/* 0x10 - Input clock frequency high */
 	u8	cpu_nb_target_cycles;	/* 0x14 - ??? */
 	u8	cpu_statlat;		/* 0x15 - ??? */
 	u8	cpu_snooplat;		/* 0x16 - ??? */
 	u8	cpu_snoopacc;		/* 0x17 - ??? */
 	u8	nb_paamwin;		/* 0x18 - ??? */
 	u8	nb_statlat;		/* 0x19 - ??? */
 	u8	nb_snooplat;		/* 0x1a - ??? */
 	u8	nb_snoopwin;		/* 0x1b - ??? */
 	u8	api_bus_mode;		/* 0x1c - ??? */
 	u8	reserved2[3];		/* 0x1d - */
 	u32	input_clk_freq_low;	/* 0x20 - Input clock frequency low */
 	u8	processor_card_slot;	/* 0x24 - Processor card slot number */
 	u8	reserved3[2];		/* 0x25 - */
 	u8	padjmax;       		/* 0x27 - Max power adjustment (Not in OF!) */
 	u8	ttarget;		/* 0x28 - Target temperature */
 	u8	tmax;			/* 0x29 - Max temperature */
 	u8	pmaxh;			/* 0x2a - Max power */
 	u8	tguardband;		/* 0x2b - Guardband temp ??? Hist. len in OSX */
 	fs32	pid_gp;			/* 0x2c - PID proportional gain */
 	fs32	pid_gr;			/* 0x30 - PID reset gain */
 	fs32	pid_gd;			/* 0x34 - PID derivative gain */
 	fu16	voph;			/* 0x38 - Vop High */
 	fu16	vopl;			/* 0x3a - Vop Low */
 	fs16	nactual_die;		/* 0x3c - nActual Die */
 	fs16	nactual_heatsink;	/* 0x3e - nActual Heatsink */
 	fs16	nactual_system;		/* 0x40 - nActual System */
 	u16	calibration_flags;	/* 0x42 - Calibration flags */
 	fu16	mdiode;			/* 0x44 - Diode M value (scaling factor) */
 	fs16	bdiode;			/* 0x46 - Diode B value (offset) */
 	fs32	theta_heat_sink;	/* 0x48 - Theta heat sink */
 	u16	rminn_intake_fan;	/* 0x4c - Intake fan min RPM */
 	u16	rmaxn_intake_fan;	/* 0x4e - Intake fan max RPM */
 	u16	rminn_exhaust_fan;	/* 0x50 - Exhaust fan min RPM */
 	u16	rmaxn_exhaust_fan;	/* 0x52 - Exhaust fan max RPM */
 	u8	processor_part_num[8];	/* 0x54 - Processor part number XX pumps min/max */
 	u32	processor_lot_num;	/* 0x5c - Processor lot number */
 	u8	orig_card_sernum[0x10];	/* 0x60 - Card original serial number */
 	u8	curr_card_sernum[0x10];	/* 0x70 - Card current serial number */
 	u8	mlb_sernum[0x18];	/* 0x80 - MLB serial number */
 	u32	checksum1;		/* 0x98 - */
 	u32	checksum2;		/* 0x9c - */
 }; /* Total size = 0xa0 */

 /* Display a 16.16 fixed point value */
 #define FIX32TOPRINT(f)	((f) >> 16),((((f) & 0xffff) * 1000) >> 16)

 /*
  * Maximum number of seconds to be in critical state (after a
  * normal shutdown attempt). If the machine isn't down after
  * this counter elapses, we force an immediate machine power
  * off.
  */
 #define MAX_CRITICAL_STATE			30
 static char * critical_overtemp_path = "/sbin/critical_overtemp";

 /*
  * This option is "weird" :) Basically, if you define this to 1
  * the control loop for the RPMs fans (not PWMs) will apply the
  * correction factor obtained from the PID to the _actual_ RPM
  * speed read from the FCU.
  * If you define the below constant to 0, then it will be
  * applied to the setpoint RPM speed, that is basically the
  * speed we proviously "asked" for.
  *
  * I'm not sure which of these Apple's algorithm is supposed
  * to use
  */
 #define RPM_PID_USE_ACTUAL_SPEED		0

 /*
  * i2c IDs. Currently, we hard code those and assume that
  * the FCU is on U3 bus 1 while all sensors are on U3 bus
  * 0. This appear to be safe enough for this first version
  * of the driver, though I would accept any clean patch
  * doing a better use of the device-tree without turning the
  * while i2c registration mechanism into a racy mess
  *
  * Note: Xserve changed this. We have some bits on the K2 bus,
  * which I arbitrarily set to 0x200. Ultimately, we really want
  * too lookup these in the device-tree though
  */
 #define FAN_CTRLER_ID		0x15e
 #define SUPPLY_MONITOR_ID      	0x58
 #define SUPPLY_MONITORB_ID     	0x5a
 #define DRIVES_DALLAS_ID	0x94
 #define BACKSIDE_MAX_ID		0x98
 #define XSERVE_DIMMS_LM87	0x25a
 #define XSERVE_SLOTS_LM75	0x290

 /*
  * Some MAX6690, DS1775, LM87 register definitions
  */
 #define MAX6690_INT_TEMP	0
 #define MAX6690_EXT_TEMP	1
 #define DS1775_TEMP		0
 #define LM87_INT_TEMP		0x27

 /*
  * Scaling factors for the AD7417 ADC converters (except
  * for the CPU diode which is obtained from the EEPROM).
  * Those values are obtained from the property list of
  * the darwin driver
  */
 #define ADC_12V_CURRENT_SCALE	0x0320	/* _AD2 */
 #define ADC_CPU_VOLTAGE_SCALE	0x00a0	/* _AD3 */
 #define ADC_CPU_CURRENT_SCALE	0x1f40	/* _AD4 */

 /*
  * PID factors for the U3/Backside fan control loop. We have 2 sets
  * of values here, one set for U3 and one set for U3H
  */
 #define BACKSIDE_FAN_PWM_DEFAULT_ID	1
 #define BACKSIDE_FAN_PWM_INDEX		0
 #define BACKSIDE_PID_U3_G_d		0x02800000
 #define BACKSIDE_PID_U3H_G_d		0x01400000
 #define BACKSIDE_PID_RACK_G_d		0x00500000
 #define BACKSIDE_PID_G_p		0x00500000
 #define BACKSIDE_PID_RACK_G_p		0x0004cccc
 #define BACKSIDE_PID_G_r		0x00000000
 #define BACKSIDE_PID_U3_INPUT_TARGET	0x00410000
 #define BACKSIDE_PID_U3H_INPUT_TARGET	0x004b0000
 #define BACKSIDE_PID_RACK_INPUT_TARGET	0x00460000
 #define BACKSIDE_PID_INTERVAL		5
 #define BACKSIDE_PID_RACK_INTERVAL	1
 #define BACKSIDE_PID_OUTPUT_MAX		100
 #define BACKSIDE_PID_U3_OUTPUT_MIN	20
 #define BACKSIDE_PID_U3H_OUTPUT_MIN	20
 #define BACKSIDE_PID_HISTORY_SIZE	2

 struct basckside_pid_params
 {
 	s32			G_d;
 	s32			G_p;
 	s32			G_r;
 	s32			input_target;
 	s32			output_min;
 	s32			output_max;
 	s32			interval;
 	int			additive;
 };

 struct backside_pid_state
 {
 	int			ticks;
 	struct i2c_client *	monitor;
 	s32		       	sample_history[BACKSIDE_PID_HISTORY_SIZE];
 	s32			error_history[BACKSIDE_PID_HISTORY_SIZE];
 	int			cur_sample;
 	s32			last_temp;
 	int			pwm;
 	int			first;
 };

 /*
  * PID factors for the Drive Bay fan control loop
  */
 #define DRIVES_FAN_RPM_DEFAULT_ID	2
 #define DRIVES_FAN_RPM_INDEX		1
 #define DRIVES_PID_G_d			0x01e00000
 #define DRIVES_PID_G_p			0x00500000
 #define DRIVES_PID_G_r			0x00000000
 #define DRIVES_PID_INPUT_TARGET		0x00280000
 #define DRIVES_PID_INTERVAL    		5
 #define DRIVES_PID_OUTPUT_MAX		4000
 #define DRIVES_PID_OUTPUT_MIN		300
 #define DRIVES_PID_HISTORY_SIZE		2

 struct drives_pid_state
 {
 	int			ticks;
 	struct i2c_client *	monitor;
 	s32	       		sample_history[BACKSIDE_PID_HISTORY_SIZE];
 	s32			error_history[BACKSIDE_PID_HISTORY_SIZE];
 	int			cur_sample;
 	s32			last_temp;
 	int			rpm;
 	int			first;
 };

 #define SLOTS_FAN_PWM_DEFAULT_ID	2
 #define SLOTS_FAN_PWM_INDEX		2
 #define	SLOTS_FAN_DEFAULT_PWM		40 /* Do better here ! */


 /*
  * PID factors for the Xserve DIMM control loop
  */
 #define DIMM_PID_G_d			0
 #define DIMM_PID_G_p			0
 #define DIMM_PID_G_r			0x06553600
 #define DIMM_PID_INPUT_TARGET		3276800
 #define DIMM_PID_INTERVAL    		1
 #define DIMM_PID_OUTPUT_MAX		14000
 #define DIMM_PID_OUTPUT_MIN		4000
 #define DIMM_PID_HISTORY_SIZE		20

 struct dimm_pid_state
 {
 	int			ticks;
 	struct i2c_client *	monitor;
 	s32	       		sample_history[DIMM_PID_HISTORY_SIZE];
 	s32			error_history[DIMM_PID_HISTORY_SIZE];
 	int			cur_sample;
 	s32			last_temp;
 	int			first;
 	int			output;
 };


 /*
  * PID factors for the Xserve Slots control loop
  */
 #define SLOTS_PID_G_d			0
 #define SLOTS_PID_G_p			0
 #define SLOTS_PID_G_r			0x00100000
 #define SLOTS_PID_INPUT_TARGET		3200000
 #define SLOTS_PID_INTERVAL    		1
 #define SLOTS_PID_OUTPUT_MAX		100
 #define SLOTS_PID_OUTPUT_MIN		20
 #define SLOTS_PID_HISTORY_SIZE		20

 struct slots_pid_state
 {
 	int			ticks;
 	struct i2c_client *	monitor;
 	s32	       		sample_history[SLOTS_PID_HISTORY_SIZE];
 	s32			error_history[SLOTS_PID_HISTORY_SIZE];
 	int			cur_sample;
 	s32			last_temp;
 	int			first;
 	int			pwm;
 };


 /* Desktops */

 #define CPUA_INTAKE_FAN_RPM_DEFAULT_ID	3
 #define CPUA_EXHAUST_FAN_RPM_DEFAULT_ID	4
 #define CPUB_INTAKE_FAN_RPM_DEFAULT_ID	5
 #define CPUB_EXHAUST_FAN_RPM_DEFAULT_ID	6

 #define CPUA_INTAKE_FAN_RPM_INDEX	3
 #define CPUA_EXHAUST_FAN_RPM_INDEX	4
 #define CPUB_INTAKE_FAN_RPM_INDEX	5
 #define CPUB_EXHAUST_FAN_RPM_INDEX	6

 #define CPU_INTAKE_SCALE		0x0000f852
 #define CPU_TEMP_HISTORY_SIZE		2
 #define CPU_POWER_HISTORY_SIZE		10
 #define CPU_PID_INTERVAL		1
 #define CPU_MAX_OVERTEMP		90

 #define CPUA_PUMP_RPM_INDEX		7
 #define CPUB_PUMP_RPM_INDEX		8
 #define CPU_PUMP_OUTPUT_MAX		3200
 #define CPU_PUMP_OUTPUT_MIN		1250

 /* Xserve */
 #define CPU_A1_FAN_RPM_INDEX		9
 #define CPU_A2_FAN_RPM_INDEX		10
 #define CPU_A3_FAN_RPM_INDEX		11
 #define CPU_B1_FAN_RPM_INDEX		12
 #define CPU_B2_FAN_RPM_INDEX		13
 #define CPU_B3_FAN_RPM_INDEX		14


 struct cpu_pid_state
 {
 	int			index;
 	struct i2c_client *	monitor;
 	struct mpu_data		mpu;
 	int			overtemp;
 	s32	       		temp_history[CPU_TEMP_HISTORY_SIZE];
 	int			cur_temp;
 	s32			power_history[CPU_POWER_HISTORY_SIZE];
 	s32			error_history[CPU_POWER_HISTORY_SIZE];
 	int			cur_power;
 	int			count_power;
 	int			rpm;
 	int			intake_rpm;
 	s32			voltage;
 	s32			current_a;
 	s32			last_temp;
 	s32			last_power;
 	int			first;
 	u8			adc_config;
 	s32			pump_min;
 	s32			pump_max;
 };

 /* Tickle FCU every 10 seconds */
 #define FCU_TICKLE_TICKS	10

 /*
  * Driver state
  */
 enum {
 	state_detached,
 	state_attaching,
 	state_attached,
 	state_detaching,
 };


 #endif /* __THERM_PMAC_7_2_H__ */
	#ifndef __THERM_PMAC_7_2_H__
	#define __THERM_PMAC_7_2_H__

	typedef unsigned short fu16;
	typedef int fs32;
	typedef short fs16;

	struct mpu_data
	{
	u8 signature; /* 0x00 - EEPROM sig. */
	u8 bytes_used; /* 0x01 - Bytes used in eeprom (160 ?) */
	u8 size; /* 0x02 - EEPROM size (256 ?) */
	u8 version; /* 0x03 - EEPROM version */
	u32 data_revision; /* 0x04 - Dataset revision */
	u8 processor_bin_code[3]; /* 0x08 - Processor BIN code */
	u8 bin_code_expansion; /* 0x0b - ??? (padding ?) */
	u8 processor_num; /* 0x0c - Number of CPUs on this MPU */
	u8 input_mul_bus_div; /* 0x0d - Clock input multiplier/bus divider */
	u8 reserved1[2]; /* 0x0e - */
	u32 input_clk_freq_high; /* 0x10 - Input clock frequency high */
	u8 cpu_nb_target_cycles; /* 0x14 - ??? */
	u8 cpu_statlat; /* 0x15 - ??? */
	u8 cpu_snooplat; /* 0x16 - ??? */
	u8 cpu_snoopacc; /* 0x17 - ??? */
	u8 nb_paamwin; /* 0x18 - ??? */
	u8 nb_statlat; /* 0x19 - ??? */
	u8 nb_snooplat; /* 0x1a - ??? */
	u8 nb_snoopwin; /* 0x1b - ??? */
	u8 api_bus_mode; /* 0x1c - ??? */
	u8 reserved2[3]; /* 0x1d - */
	u32 input_clk_freq_low; /* 0x20 - Input clock frequency low */
	u8 processor_card_slot; /* 0x24 - Processor card slot number */
	u8 reserved3[2]; /* 0x25 - */
	u8 padjmax; /* 0x27 - Max power adjustment (Not in OF!) */
	u8 ttarget; /* 0x28 - Target temperature */
	u8 tmax; /* 0x29 - Max temperature */
	u8 pmaxh; /* 0x2a - Max power */
	u8 tguardband; /* 0x2b - Guardband temp ??? Hist. len in OSX */
	fs32 pid_gp; /* 0x2c - PID proportional gain */
	fs32 pid_gr; /* 0x30 - PID reset gain */
	fs32 pid_gd; /* 0x34 - PID derivative gain */
	fu16 voph; /* 0x38 - Vop High */
	fu16 vopl; /* 0x3a - Vop Low */
	fs16 nactual_die; /* 0x3c - nActual Die */
	fs16 nactual_heatsink; /* 0x3e - nActual Heatsink */
	fs16 nactual_system; /* 0x40 - nActual System */
	u16 calibration_flags; /* 0x42 - Calibration flags */
	fu16 mdiode; /* 0x44 - Diode M value (scaling factor) */
	fs16 bdiode; /* 0x46 - Diode B value (offset) */
	fs32 theta_heat_sink; /* 0x48 - Theta heat sink */
	u16 rminn_intake_fan; /* 0x4c - Intake fan min RPM */
	u16 rmaxn_intake_fan; /* 0x4e - Intake fan max RPM */
	u16 rminn_exhaust_fan; /* 0x50 - Exhaust fan min RPM */
	u16 rmaxn_exhaust_fan; /* 0x52 - Exhaust fan max RPM */
	u8 processor_part_num[8]; /* 0x54 - Processor part number XX pumps min/max */
	u32 processor_lot_num; /* 0x5c - Processor lot number */
	u8 orig_card_sernum[0x10]; /* 0x60 - Card original serial number */
	u8 curr_card_sernum[0x10]; /* 0x70 - Card current serial number */
	u8 mlb_sernum[0x18]; /* 0x80 - MLB serial number */
	u32 checksum1; /* 0x98 - */
	u32 checksum2; /* 0x9c - */
	}; /* Total size = 0xa0 */

	/* Display a 16.16 fixed point value */
	#define FIX32TOPRINT(f) ((f) >> 16),((((f) & 0xffff) * 1000) >> 16)

	/*
	* Maximum number of seconds to be in critical state (after a
	* normal shutdown attempt). If the machine isn't down after
	* this counter elapses, we force an immediate machine power
	* off.
	*/
	#define MAX_CRITICAL_STATE 30
	static char * critical_overtemp_path = "/sbin/critical_overtemp";

	/*
	* This option is "weird" :) Basically, if you define this to 1
	* the control loop for the RPMs fans (not PWMs) will apply the
	* correction factor obtained from the PID to the _actual_ RPM
	* speed read from the FCU.
	* If you define the below constant to 0, then it will be
	* applied to the setpoint RPM speed, that is basically the
	* speed we proviously "asked" for.
	*
	* I'm not sure which of these Apple's algorithm is supposed
	* to use
	*/
	#define RPM_PID_USE_ACTUAL_SPEED 0

	/*
	* i2c IDs. Currently, we hard code those and assume that
	* the FCU is on U3 bus 1 while all sensors are on U3 bus
	* 0. This appear to be safe enough for this first version
	* of the driver, though I would accept any clean patch
	* doing a better use of the device-tree without turning the
	* while i2c registration mechanism into a racy mess
	*
	* Note: Xserve changed this. We have some bits on the K2 bus,
	* which I arbitrarily set to 0x200. Ultimately, we really want
	* too lookup these in the device-tree though
	*/
	#define FAN_CTRLER_ID 0x15e
	#define SUPPLY_MONITOR_ID 0x58
	#define SUPPLY_MONITORB_ID 0x5a
	#define DRIVES_DALLAS_ID 0x94
	#define BACKSIDE_MAX_ID 0x98
	#define XSERVE_DIMMS_LM87 0x25a
	#define XSERVE_SLOTS_LM75 0x290

	/*
	* Some MAX6690, DS1775, LM87 register definitions
	*/
	#define MAX6690_INT_TEMP 0
	#define MAX6690_EXT_TEMP 1
	#define DS1775_TEMP 0
	#define LM87_INT_TEMP 0x27

	/*
	* Scaling factors for the AD7417 ADC converters (except
	* for the CPU diode which is obtained from the EEPROM).
	* Those values are obtained from the property list of
	* the darwin driver
	*/
	#define ADC_12V_CURRENT_SCALE 0x0320 /* _AD2 */
	#define ADC_CPU_VOLTAGE_SCALE 0x00a0 /* _AD3 */
	#define ADC_CPU_CURRENT_SCALE 0x1f40 /* _AD4 */

	/*
	* PID factors for the U3/Backside fan control loop. We have 2 sets
	* of values here, one set for U3 and one set for U3H
	*/
	#define BACKSIDE_FAN_PWM_DEFAULT_ID 1
	#define BACKSIDE_FAN_PWM_INDEX 0
	#define BACKSIDE_PID_U3_G_d 0x02800000
	#define BACKSIDE_PID_U3H_G_d 0x01400000
	#define BACKSIDE_PID_RACK_G_d 0x00500000
	#define BACKSIDE_PID_G_p 0x00500000
	#define BACKSIDE_PID_RACK_G_p 0x0004cccc
	#define BACKSIDE_PID_G_r 0x00000000
	#define BACKSIDE_PID_U3_INPUT_TARGET 0x00410000
	#define BACKSIDE_PID_U3H_INPUT_TARGET 0x004b0000
	#define BACKSIDE_PID_RACK_INPUT_TARGET 0x00460000
	#define BACKSIDE_PID_INTERVAL 5
	#define BACKSIDE_PID_RACK_INTERVAL 1
	#define BACKSIDE_PID_OUTPUT_MAX 100
	#define BACKSIDE_PID_U3_OUTPUT_MIN 20
	#define BACKSIDE_PID_U3H_OUTPUT_MIN 20
	#define BACKSIDE_PID_HISTORY_SIZE 2

	struct basckside_pid_params
	{
	s32 G_d;
	s32 G_p;
	s32 G_r;
	s32 input_target;
	s32 output_min;
	s32 output_max;
	s32 interval;
	int additive;
	};

	struct backside_pid_state
	{
	int ticks;
	struct i2c_client * monitor;
	s32 sample_history[BACKSIDE_PID_HISTORY_SIZE];
	s32 error_history[BACKSIDE_PID_HISTORY_SIZE];
	int cur_sample;
	s32 last_temp;
	int pwm;
	int first;
	};

	/*
	* PID factors for the Drive Bay fan control loop
	*/
	#define DRIVES_FAN_RPM_DEFAULT_ID 2
	#define DRIVES_FAN_RPM_INDEX 1
	#define DRIVES_PID_G_d 0x01e00000
	#define DRIVES_PID_G_p 0x00500000
	#define DRIVES_PID_G_r 0x00000000
	#define DRIVES_PID_INPUT_TARGET 0x00280000
	#define DRIVES_PID_INTERVAL 5
	#define DRIVES_PID_OUTPUT_MAX 4000
	#define DRIVES_PID_OUTPUT_MIN 300
	#define DRIVES_PID_HISTORY_SIZE 2

	struct drives_pid_state
	{
	int ticks;
	struct i2c_client * monitor;
	s32 sample_history[BACKSIDE_PID_HISTORY_SIZE];
	s32 error_history[BACKSIDE_PID_HISTORY_SIZE];
	int cur_sample;
	s32 last_temp;
	int rpm;
	int first;
	};

	#define SLOTS_FAN_PWM_DEFAULT_ID 2
	#define SLOTS_FAN_PWM_INDEX 2
	#define SLOTS_FAN_DEFAULT_PWM 40 /* Do better here ! */


	/*
	* PID factors for the Xserve DIMM control loop
	*/
	#define DIMM_PID_G_d 0
	#define DIMM_PID_G_p 0
	#define DIMM_PID_G_r 0x06553600
	#define DIMM_PID_INPUT_TARGET 3276800
	#define DIMM_PID_INTERVAL 1
	#define DIMM_PID_OUTPUT_MAX 14000
	#define DIMM_PID_OUTPUT_MIN 4000
	#define DIMM_PID_HISTORY_SIZE 20

	struct dimm_pid_state
	{
	int ticks;
	struct i2c_client * monitor;
	s32 sample_history[DIMM_PID_HISTORY_SIZE];
	s32 error_history[DIMM_PID_HISTORY_SIZE];
	int cur_sample;
	s32 last_temp;
	int first;
	int output;
	};


	/*
	* PID factors for the Xserve Slots control loop
	*/
	#define SLOTS_PID_G_d 0
	#define SLOTS_PID_G_p 0
	#define SLOTS_PID_G_r 0x00100000
	#define SLOTS_PID_INPUT_TARGET 3200000
	#define SLOTS_PID_INTERVAL 1
	#define SLOTS_PID_OUTPUT_MAX 100
	#define SLOTS_PID_OUTPUT_MIN 20
	#define SLOTS_PID_HISTORY_SIZE 20

	struct slots_pid_state
	{
	int ticks;
	struct i2c_client * monitor;
	s32 sample_history[SLOTS_PID_HISTORY_SIZE];
	s32 error_history[SLOTS_PID_HISTORY_SIZE];
	int cur_sample;
	s32 last_temp;
	int first;
	int pwm;
	};



	/* Desktops */

	#define CPUA_INTAKE_FAN_RPM_DEFAULT_ID 3
	#define CPUA_EXHAUST_FAN_RPM_DEFAULT_ID 4
	#define CPUB_INTAKE_FAN_RPM_DEFAULT_ID 5
	#define CPUB_EXHAUST_FAN_RPM_DEFAULT_ID 6

	#define CPUA_INTAKE_FAN_RPM_INDEX 3
	#define CPUA_EXHAUST_FAN_RPM_INDEX 4
	#define CPUB_INTAKE_FAN_RPM_INDEX 5
	#define CPUB_EXHAUST_FAN_RPM_INDEX 6

	#define CPU_INTAKE_SCALE 0x0000f852
	#define CPU_TEMP_HISTORY_SIZE 2
	#define CPU_POWER_HISTORY_SIZE 10
	#define CPU_PID_INTERVAL 1
	#define CPU_MAX_OVERTEMP 90

	#define CPUA_PUMP_RPM_INDEX 7
	#define CPUB_PUMP_RPM_INDEX 8
	#define CPU_PUMP_OUTPUT_MAX 3200
	#define CPU_PUMP_OUTPUT_MIN 1250

	/* Xserve */
	#define CPU_A1_FAN_RPM_INDEX 9
	#define CPU_A2_FAN_RPM_INDEX 10
	#define CPU_A3_FAN_RPM_INDEX 11
	#define CPU_B1_FAN_RPM_INDEX 12
	#define CPU_B2_FAN_RPM_INDEX 13
	#define CPU_B3_FAN_RPM_INDEX 14


	struct cpu_pid_state
	{
	int index;
	struct i2c_client * monitor;
	struct mpu_data mpu;
	int overtemp;
	s32 temp_history[CPU_TEMP_HISTORY_SIZE];
	int cur_temp;
	s32 power_history[CPU_POWER_HISTORY_SIZE];
	s32 error_history[CPU_POWER_HISTORY_SIZE];
	int cur_power;
	int count_power;
	int rpm;
	int intake_rpm;
	s32 voltage;
	s32 current_a;
	s32 last_temp;
	s32 last_power;
	int first;
	u8 adc_config;
	s32 pump_min;
	s32 pump_max;
	};

	/* Tickle FCU every 10 seconds */
	#define FCU_TICKLE_TICKS 10

	/*
	* Driver state
	*/
	enum {
	state_detached,
	state_attaching,
	state_attached,
	state_detaching,
	};


	#endif /* __THERM_PMAC_7_2_H__ */