[linux.git] / drivers / macintosh / therm_pm72.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		30

#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__ */
Commit	Line	Data
1da177e4 LT	1	#ifndef __THERM_PMAC_7_2_H__
	2	#define __THERM_PMAC_7_2_H__
	3
	4	typedef unsigned short fu16;
	5	typedef int fs32;
	6	typedef short fs16;
	7
	8	struct mpu_data
	9	{
	10	u8 signature; /* 0x00 - EEPROM sig. */
	11	u8 bytes_used; /* 0x01 - Bytes used in eeprom (160 ?) */
	12	u8 size; /* 0x02 - EEPROM size (256 ?) */
	13	u8 version; /* 0x03 - EEPROM version */
	14	u32 data_revision; /* 0x04 - Dataset revision */
	15	u8 processor_bin_code[3]; /* 0x08 - Processor BIN code */
	16	u8 bin_code_expansion; /* 0x0b - ??? (padding ?) */
	17	u8 processor_num; /* 0x0c - Number of CPUs on this MPU */
	18	u8 input_mul_bus_div; /* 0x0d - Clock input multiplier/bus divider */
	19	u8 reserved1[2]; /* 0x0e - */
	20	u32 input_clk_freq_high; /* 0x10 - Input clock frequency high */
	21	u8 cpu_nb_target_cycles; /* 0x14 - ??? */
	22	u8 cpu_statlat; /* 0x15 - ??? */
	23	u8 cpu_snooplat; /* 0x16 - ??? */
	24	u8 cpu_snoopacc; /* 0x17 - ??? */
	25	u8 nb_paamwin; /* 0x18 - ??? */
	26	u8 nb_statlat; /* 0x19 - ??? */
	27	u8 nb_snooplat; /* 0x1a - ??? */
	28	u8 nb_snoopwin; /* 0x1b - ??? */
	29	u8 api_bus_mode; /* 0x1c - ??? */
	30	u8 reserved2[3]; /* 0x1d - */
	31	u32 input_clk_freq_low; /* 0x20 - Input clock frequency low */
	32	u8 processor_card_slot; /* 0x24 - Processor card slot number */
	33	u8 reserved3[2]; /* 0x25 - */
	34	u8 padjmax; /* 0x27 - Max power adjustment (Not in OF!) */
	35	u8 ttarget; /* 0x28 - Target temperature */
	36	u8 tmax; /* 0x29 - Max temperature */
	37	u8 pmaxh; /* 0x2a - Max power */
	38	u8 tguardband; /* 0x2b - Guardband temp ??? Hist. len in OSX */
	39	fs32 pid_gp; /* 0x2c - PID proportional gain */
	40	fs32 pid_gr; /* 0x30 - PID reset gain */
	41	fs32 pid_gd; /* 0x34 - PID derivative gain */
	42	fu16 voph; /* 0x38 - Vop High */
	43	fu16 vopl; /* 0x3a - Vop Low */
	44	fs16 nactual_die; /* 0x3c - nActual Die */
	45	fs16 nactual_heatsink; /* 0x3e - nActual Heatsink */
	46	fs16 nactual_system; /* 0x40 - nActual System */
	47	u16 calibration_flags; /* 0x42 - Calibration flags */
	48	fu16 mdiode; /* 0x44 - Diode M value (scaling factor) */
	49	fs16 bdiode; /* 0x46 - Diode B value (offset) */
	50	fs32 theta_heat_sink; /* 0x48 - Theta heat sink */
	51	u16 rminn_intake_fan; /* 0x4c - Intake fan min RPM */
	52	u16 rmaxn_intake_fan; /* 0x4e - Intake fan max RPM */
	53	u16 rminn_exhaust_fan; /* 0x50 - Exhaust fan min RPM */
	54	u16 rmaxn_exhaust_fan; /* 0x52 - Exhaust fan max RPM */
	55	u8 processor_part_num[8]; /* 0x54 - Processor part number XX pumps min/max */
	56	u32 processor_lot_num; /* 0x5c - Processor lot number */
	57	u8 orig_card_sernum[0x10]; /* 0x60 - Card original serial number */
	58	u8 curr_card_sernum[0x10]; /* 0x70 - Card current serial number */
	59	u8 mlb_sernum[0x18]; /* 0x80 - MLB serial number */
	60	u32 checksum1; /* 0x98 - */
	61	u32 checksum2; /* 0x9c - */
	62	}; /* Total size = 0xa0 */
	63
	64	/* Display a 16.16 fixed point value */
65	#define FIX32TOPRINT(f) ((f) >> 16),((((f) & 0xffff) * 1000) >> 16)
66
67	/*
68	* Maximum number of seconds to be in critical state (after a
69	* normal shutdown attempt). If the machine isn't down after
70	* this counter elapses, we force an immediate machine power
71	* off.
72	*/
73	#define MAX_CRITICAL_STATE 30
74	static char * critical_overtemp_path = "/sbin/critical_overtemp";
75
76	/*
77	* This option is "weird" :) Basically, if you define this to 1
78	* the control loop for the RPMs fans (not PWMs) will apply the
79	* correction factor obtained from the PID to the _actual_ RPM
80	* speed read from the FCU.
81	* If you define the below constant to 0, then it will be
82	* applied to the setpoint RPM speed, that is basically the
83	* speed we proviously "asked" for.
84	*
85	* I'm not sure which of these Apple's algorithm is supposed
86	* to use
87	*/
88	#define RPM_PID_USE_ACTUAL_SPEED 0
89
90	/*
91	* i2c IDs. Currently, we hard code those and assume that
92	* the FCU is on U3 bus 1 while all sensors are on U3 bus
93	* 0. This appear to be safe enough for this first version
94	* of the driver, though I would accept any clean patch
95	* doing a better use of the device-tree without turning the
b3c2ffd5	96	* while i2c registration mechanism into a racy mess
1da177e4 LT	97	*
	98	* Note: Xserve changed this. We have some bits on the K2 bus,
	99	* which I arbitrarily set to 0x200. Ultimately, we really want
	100	* too lookup these in the device-tree though
	101	*/
	102	#define FAN_CTRLER_ID 0x15e
	103	#define SUPPLY_MONITOR_ID 0x58
	104	#define SUPPLY_MONITORB_ID 0x5a
	105	#define DRIVES_DALLAS_ID 0x94
	106	#define BACKSIDE_MAX_ID 0x98
	107	#define XSERVE_DIMMS_LM87 0x25a
8279d2e6	108	#define XSERVE_SLOTS_LM75 0x290
1da177e4 LT	109
	110	/*
	111	* Some MAX6690, DS1775, LM87 register definitions
	112	*/
	113	#define MAX6690_INT_TEMP 0
	114	#define MAX6690_EXT_TEMP 1
	115	#define DS1775_TEMP 0
	116	#define LM87_INT_TEMP 0x27
	117
	118	/*
	119	* Scaling factors for the AD7417 ADC converters (except
	120	* for the CPU diode which is obtained from the EEPROM).
	121	* Those values are obtained from the property list of
	122	* the darwin driver
	123	*/
	124	#define ADC_12V_CURRENT_SCALE 0x0320 /* _AD2 */
	125	#define ADC_CPU_VOLTAGE_SCALE 0x00a0 /* _AD3 */
	126	#define ADC_CPU_CURRENT_SCALE 0x1f40 /* _AD4 */
	127
	128	/*
	129	* PID factors for the U3/Backside fan control loop. We have 2 sets
	130	* of values here, one set for U3 and one set for U3H
	131	*/
	132	#define BACKSIDE_FAN_PWM_DEFAULT_ID 1
	133	#define BACKSIDE_FAN_PWM_INDEX 0
	134	#define BACKSIDE_PID_U3_G_d 0x02800000
	135	#define BACKSIDE_PID_U3H_G_d 0x01400000
	136	#define BACKSIDE_PID_RACK_G_d 0x00500000
	137	#define BACKSIDE_PID_G_p 0x00500000
	138	#define BACKSIDE_PID_RACK_G_p 0x0004cccc
	139	#define BACKSIDE_PID_G_r 0x00000000
	140	#define BACKSIDE_PID_U3_INPUT_TARGET 0x00410000
	141	#define BACKSIDE_PID_U3H_INPUT_TARGET 0x004b0000
	142	#define BACKSIDE_PID_RACK_INPUT_TARGET 0x00460000
	143	#define BACKSIDE_PID_INTERVAL 5
	144	#define BACKSIDE_PID_RACK_INTERVAL 1
	145	#define BACKSIDE_PID_OUTPUT_MAX 100
	146	#define BACKSIDE_PID_U3_OUTPUT_MIN 20
	147	#define BACKSIDE_PID_U3H_OUTPUT_MIN 20
	148	#define BACKSIDE_PID_HISTORY_SIZE 2
	149
	150	struct basckside_pid_params
	151	{
	152	s32 G_d;
	153	s32 G_p;
	154	s32 G_r;
	155	s32 input_target;
	156	s32 output_min;
	157	s32 output_max;
	158	s32 interval;
	159	int additive;
	160	};
	161
	162	struct backside_pid_state
	163	{
	164	int ticks;
	165	struct i2c_client * monitor;
	166	s32 sample_history[BACKSIDE_PID_HISTORY_SIZE];
	167	s32 error_history[BACKSIDE_PID_HISTORY_SIZE];
	168	int cur_sample;
	169	s32 last_temp;
	170	int pwm;
	171	int first;
	172	};
173
174	/*
175	* PID factors for the Drive Bay fan control loop
176	*/
177	#define DRIVES_FAN_RPM_DEFAULT_ID 2
178	#define DRIVES_FAN_RPM_INDEX 1
179	#define DRIVES_PID_G_d 0x01e00000
180	#define DRIVES_PID_G_p 0x00500000
181	#define DRIVES_PID_G_r 0x00000000
182	#define DRIVES_PID_INPUT_TARGET 0x00280000
183	#define DRIVES_PID_INTERVAL 5
184	#define DRIVES_PID_OUTPUT_MAX 4000
185	#define DRIVES_PID_OUTPUT_MIN 300
186	#define DRIVES_PID_HISTORY_SIZE 2
187
188	struct drives_pid_state
189	{
190	int ticks;
191	struct i2c_client * monitor;
192	s32 sample_history[BACKSIDE_PID_HISTORY_SIZE];
193	s32 error_history[BACKSIDE_PID_HISTORY_SIZE];
194	int cur_sample;
195	s32 last_temp;
196	int rpm;
197	int first;
198	};
199
200	#define SLOTS_FAN_PWM_DEFAULT_ID 2
201	#define SLOTS_FAN_PWM_INDEX 2
8279d2e6	202	#define SLOTS_FAN_DEFAULT_PWM 40 /* Do better here ! */
1da177e4 LT	203
	204
	205	/*
	206	* PID factors for the Xserve DIMM control loop
	207	*/
	208	#define DIMM_PID_G_d 0
	209	#define DIMM_PID_G_p 0
8279d2e6	210	#define DIMM_PID_G_r 0x06553600
1da177e4 LT	211	#define DIMM_PID_INPUT_TARGET 3276800
	212	#define DIMM_PID_INTERVAL 1
	213	#define DIMM_PID_OUTPUT_MAX 14000
	214	#define DIMM_PID_OUTPUT_MIN 4000
	215	#define DIMM_PID_HISTORY_SIZE 20
	216
	217	struct dimm_pid_state
	218	{
	219	int ticks;
	220	struct i2c_client * monitor;
	221	s32 sample_history[DIMM_PID_HISTORY_SIZE];
	222	s32 error_history[DIMM_PID_HISTORY_SIZE];
	223	int cur_sample;
	224	s32 last_temp;
	225	int first;
	226	int output;
	227	};
	228
	229
8279d2e6 BH	230	/*
	231	* PID factors for the Xserve Slots control loop
	232	*/
	233	#define SLOTS_PID_G_d 0
	234	#define SLOTS_PID_G_p 0
	235	#define SLOTS_PID_G_r 0x00100000
	236	#define SLOTS_PID_INPUT_TARGET 3200000
	237	#define SLOTS_PID_INTERVAL 1
	238	#define SLOTS_PID_OUTPUT_MAX 100
	239	#define SLOTS_PID_OUTPUT_MIN 20
	240	#define SLOTS_PID_HISTORY_SIZE 20
	241
	242	struct slots_pid_state
	243	{
	244	int ticks;
	245	struct i2c_client * monitor;
	246	s32 sample_history[SLOTS_PID_HISTORY_SIZE];
	247	s32 error_history[SLOTS_PID_HISTORY_SIZE];
	248	int cur_sample;
	249	s32 last_temp;
	250	int first;
	251	int pwm;
	252	};
	253
	254
1da177e4 LT	255
	256	/* Desktops */
	257
	258	#define CPUA_INTAKE_FAN_RPM_DEFAULT_ID 3
	259	#define CPUA_EXHAUST_FAN_RPM_DEFAULT_ID 4
	260	#define CPUB_INTAKE_FAN_RPM_DEFAULT_ID 5
	261	#define CPUB_EXHAUST_FAN_RPM_DEFAULT_ID 6
	262
	263	#define CPUA_INTAKE_FAN_RPM_INDEX 3
	264	#define CPUA_EXHAUST_FAN_RPM_INDEX 4
	265	#define CPUB_INTAKE_FAN_RPM_INDEX 5
	266	#define CPUB_EXHAUST_FAN_RPM_INDEX 6
	267
	268	#define CPU_INTAKE_SCALE 0x0000f852
	269	#define CPU_TEMP_HISTORY_SIZE 2
	270	#define CPU_POWER_HISTORY_SIZE 10
	271	#define CPU_PID_INTERVAL 1
	272	#define CPU_MAX_OVERTEMP 30
	273
	274	#define CPUA_PUMP_RPM_INDEX 7
	275	#define CPUB_PUMP_RPM_INDEX 8
	276	#define CPU_PUMP_OUTPUT_MAX 3200
	277	#define CPU_PUMP_OUTPUT_MIN 1250
	278
	279	/* Xserve */
	280	#define CPU_A1_FAN_RPM_INDEX 9
	281	#define CPU_A2_FAN_RPM_INDEX 10
	282	#define CPU_A3_FAN_RPM_INDEX 11
	283	#define CPU_B1_FAN_RPM_INDEX 12
	284	#define CPU_B2_FAN_RPM_INDEX 13
	285	#define CPU_B3_FAN_RPM_INDEX 14
	286
	287
	288	struct cpu_pid_state
	289	{
	290	int index;
	291	struct i2c_client * monitor;
	292	struct mpu_data mpu;
	293	int overtemp;
	294	s32 temp_history[CPU_TEMP_HISTORY_SIZE];
	295	int cur_temp;
	296	s32 power_history[CPU_POWER_HISTORY_SIZE];
	297	s32 error_history[CPU_POWER_HISTORY_SIZE];
	298	int cur_power;
	299	int count_power;
	300	int rpm;
	301	int intake_rpm;
	302	s32 voltage;
	303	s32 current_a;
	304	s32 last_temp;
	305	s32 last_power;
	306	int first;
	307	u8 adc_config;
	308	s32 pump_min;
	309	s32 pump_max;
	310	};
	311
8279d2e6 BH	312	/* Tickle FCU every 10 seconds */
	313	#define FCU_TICKLE_TICKS 10
	314
1da177e4 LT	315	/*
	316	* Driver state
	317	*/
	318	enum {
	319	state_detached,
	320	state_attaching,
	321	state_attached,
	322	state_detaching,
	323	};
	324
	325
	326	#endif /* __THERM_PMAC_7_2_H__ */