cpu.h File Reference

#include <device/device.h>

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Macros
#define	C_STATE_LATENCY_CONTROL_0_LIMIT   0x4e
#define	C_STATE_LATENCY_CONTROL_1_LIMIT   0x76
#define	C_STATE_LATENCY_CONTROL_2_LIMIT   0x94
#define	C_STATE_LATENCY_CONTROL_3_LIMIT   0xfa
#define	C_STATE_LATENCY_CONTROL_4_LIMIT   0x14c
#define	C_STATE_LATENCY_CONTROL_5_LIMIT   0x3f2
#define	C1_POWER   0x3e8
#define	C3_POWER   0x1f4
#define	C6_POWER   0x15e
#define	C7_POWER   0xc8
#define	C8_POWER   0xc8
#define	C9_POWER   0xc8
#define	C10_POWER   0xc8
#define	C_STATE_LATENCY_MICRO_SECONDS(limit, base)    (((1 << ((base)*5)) * (limit)) / 1000)
#define	C_STATE_LATENCY_FROM_LAT_REG(reg)

Functions
u32	cpu_family_model (void)
u32	cpu_stepping (void)
int	cpu_is_ult (void)

Macro Definition Documentation

C10_POWER

#define C10_POWER   0xc8

Definition at line 23 of file cpu.h.

C1_POWER

#define C1_POWER   0x3e8

Definition at line 17 of file cpu.h.

C3_POWER

#define C3_POWER   0x1f4

Definition at line 18 of file cpu.h.

C6_POWER

#define C6_POWER   0x15e

Definition at line 19 of file cpu.h.

C7_POWER

#define C7_POWER   0xc8

Definition at line 20 of file cpu.h.

C8_POWER

#define C8_POWER   0xc8

Definition at line 21 of file cpu.h.

C9_POWER

#define C9_POWER   0xc8

Definition at line 22 of file cpu.h.

C_STATE_LATENCY_CONTROL_0_LIMIT

#define C_STATE_LATENCY_CONTROL_0_LIMIT   0x4e

Definition at line 9 of file cpu.h.

C_STATE_LATENCY_CONTROL_1_LIMIT

#define C_STATE_LATENCY_CONTROL_1_LIMIT   0x76

Definition at line 10 of file cpu.h.

C_STATE_LATENCY_CONTROL_2_LIMIT

#define C_STATE_LATENCY_CONTROL_2_LIMIT   0x94

Definition at line 11 of file cpu.h.

C_STATE_LATENCY_CONTROL_3_LIMIT

#define C_STATE_LATENCY_CONTROL_3_LIMIT   0xfa

Definition at line 12 of file cpu.h.

C_STATE_LATENCY_CONTROL_4_LIMIT

#define C_STATE_LATENCY_CONTROL_4_LIMIT   0x14c

Definition at line 13 of file cpu.h.

C_STATE_LATENCY_CONTROL_5_LIMIT

#define C_STATE_LATENCY_CONTROL_5_LIMIT   0x3f2

Definition at line 14 of file cpu.h.

C_STATE_LATENCY_FROM_LAT_REG

#define C_STATE_LATENCY_FROM_LAT_REG

(

reg

)

Value:

        C_STATE_LATENCY_MICRO_SECONDS(C_STATE_LATENCY_CONTROL_ ##reg## _LIMIT, \
                                      (IRTL_1024_NS >> 10))

Definition at line 27 of file cpu.h.

C_STATE_LATENCY_MICRO_SECONDS

#define C_STATE_LATENCY_MICRO_SECONDS	(		limit,
			base
	)		(((1 << ((base)*5)) * (limit)) / 1000)

Definition at line 25 of file cpu.h.

Function Documentation

cpu_family_model()

u32 cpu_family_model

(

void

)

Referenced by igd_get_cdclk_broadwell(), igd_get_cdclk_haswell(), igd_init(), initialize_vr_config(), and pcie_enable_clock_gating().

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cpu_is_ult()

int cpu_is_ult

(

void

)

Referenced by igd_get_cdclk_broadwell(), and igd_get_cdclk_haswell().

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cpu_stepping()

u32 cpu_stepping

(

void

)

Referenced by gma_pm_init_post_vbios(), gma_pm_init_pre_vbios(), igd_init(), and northbridge_dmi_init().

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