Release 4.14 drivers/cpufreq/longhaul.h

Directory: drivers/cpufreq
/*
 *  longhaul.h
 *  (C) 2003 Dave Jones.
 *
 *  Licensed under the terms of the GNU GPL License version 2.
 *
 *  VIA-specific information
 */


union msr_bcr2 {
	struct {
		
unsigned Reseved:19,	// 18:0
		
ESOFTBF:1,		// 19
		
Reserved2:3,		// 22:20
		
CLOCKMUL:4,		// 26:23
		
Reserved3:5;		// 31:27
	
} bits;
	
unsigned long val;
};


union msr_longhaul {
	struct {
		
unsigned RevisionID:4,	// 3:0
		
RevisionKey:4,		// 7:4
		
EnableSoftBusRatio:1,	// 8
		
EnableSoftVID:1,	// 9
		
EnableSoftBSEL:1,	// 10
		
Reserved:3,		// 11:13
		
SoftBusRatio4:1,	// 14
		
VRMRev:1,		// 15
		
SoftBusRatio:4,		// 19:16
		
SoftVID:5,		// 24:20
		
Reserved2:3,		// 27:25
		
SoftBSEL:2,		// 29:28
		
Reserved3:2,		// 31:30
		
MaxMHzBR:4,		// 35:32
		
MaximumVID:5,		// 40:36
		
MaxMHzFSB:2,		// 42:41
		
MaxMHzBR4:1,		// 43
		
Reserved4:4,		// 47:44
		
MinMHzBR:4,		// 51:48
		
MinimumVID:5,		// 56:52
		
MinMHzFSB:2,		// 58:57
		
MinMHzBR4:1,		// 59
		
Reserved5:4;		// 63:60
	
} bits;
	
unsigned long long val;
};

/*
 * Clock ratio tables. Div/Mod by 10 to get ratio.
 * The eblcr values specify the ratio read from the CPU.
 * The mults values specify what to write to the CPU.
 */

/*
 * VIA C3 Samuel 1  & Samuel 2 (stepping 0)
 */

static const int samuel1_mults[16] = {
	-1, /* 0000 -> RESERVED */
	30, /* 0001 ->  3.0x */
	40, /* 0010 ->  4.0x */
	-1, /* 0011 -> RESERVED */
	-1, /* 0100 -> RESERVED */
	35, /* 0101 ->  3.5x */
	45, /* 0110 ->  4.5x */
	55, /* 0111 ->  5.5x */
	60, /* 1000 ->  6.0x */
	70, /* 1001 ->  7.0x */
	80, /* 1010 ->  8.0x */
	50, /* 1011 ->  5.0x */
	65, /* 1100 ->  6.5x */
	75, /* 1101 ->  7.5x */
	-1, /* 1110 -> RESERVED */
	-1, /* 1111 -> RESERVED */
};


static const int samuel1_eblcr[16] = {
	50, /* 0000 -> RESERVED */
	30, /* 0001 ->  3.0x */
	40, /* 0010 ->  4.0x */
	-1, /* 0011 -> RESERVED */
	55, /* 0100 ->  5.5x */
	35, /* 0101 ->  3.5x */
	45, /* 0110 ->  4.5x */
	-1, /* 0111 -> RESERVED */
	-1, /* 1000 -> RESERVED */
	70, /* 1001 ->  7.0x */
	80, /* 1010 ->  8.0x */
	60, /* 1011 ->  6.0x */
	-1, /* 1100 -> RESERVED */
	75, /* 1101 ->  7.5x */
	-1, /* 1110 -> RESERVED */
	65, /* 1111 ->  6.5x */
};

/*
 * VIA C3 Samuel2 Stepping 1->15
 */

static const int samuel2_eblcr[16] = {
	50,  /* 0000 ->  5.0x */
	30,  /* 0001 ->  3.0x */
	40,  /* 0010 ->  4.0x */
	100, /* 0011 -> 10.0x */
	55,  /* 0100 ->  5.5x */
	35,  /* 0101 ->  3.5x */
	45,  /* 0110 ->  4.5x */
	110, /* 0111 -> 11.0x */
	90,  /* 1000 ->  9.0x */
	70,  /* 1001 ->  7.0x */
	80,  /* 1010 ->  8.0x */
	60,  /* 1011 ->  6.0x */
	120, /* 1100 -> 12.0x */
	75,  /* 1101 ->  7.5x */
	130, /* 1110 -> 13.0x */
	65,  /* 1111 ->  6.5x */
};

/*
 * VIA C3 Ezra
 */

static const int ezra_mults[16] = {
	100, /* 0000 -> 10.0x */
	30,  /* 0001 ->  3.0x */
	40,  /* 0010 ->  4.0x */
	90,  /* 0011 ->  9.0x */
	95,  /* 0100 ->  9.5x */
	35,  /* 0101 ->  3.5x */
	45,  /* 0110 ->  4.5x */
	55,  /* 0111 ->  5.5x */
	60,  /* 1000 ->  6.0x */
	70,  /* 1001 ->  7.0x */
	80,  /* 1010 ->  8.0x */
	50,  /* 1011 ->  5.0x */
	65,  /* 1100 ->  6.5x */
	75,  /* 1101 ->  7.5x */
	85,  /* 1110 ->  8.5x */
	120, /* 1111 -> 12.0x */
};


static const int ezra_eblcr[16] = {
	50,  /* 0000 ->  5.0x */
	30,  /* 0001 ->  3.0x */
	40,  /* 0010 ->  4.0x */
	100, /* 0011 -> 10.0x */
	55,  /* 0100 ->  5.5x */
	35,  /* 0101 ->  3.5x */
	45,  /* 0110 ->  4.5x */
	95,  /* 0111 ->  9.5x */
	90,  /* 1000 ->  9.0x */
	70,  /* 1001 ->  7.0x */
	80,  /* 1010 ->  8.0x */
	60,  /* 1011 ->  6.0x */
	120, /* 1100 -> 12.0x */
	75,  /* 1101 ->  7.5x */
	85,  /* 1110 ->  8.5x */
	65,  /* 1111 ->  6.5x */
};

/*
 * VIA C3 (Ezra-T) [C5M].
 */

static const int ezrat_mults[32] = {
	100, /* 0000 -> 10.0x */
	30,  /* 0001 ->  3.0x */
	40,  /* 0010 ->  4.0x */
	90,  /* 0011 ->  9.0x */
	95,  /* 0100 ->  9.5x */
	35,  /* 0101 ->  3.5x */
	45,  /* 0110 ->  4.5x */
	55,  /* 0111 ->  5.5x */
	60,  /* 1000 ->  6.0x */
	70,  /* 1001 ->  7.0x */
	80,  /* 1010 ->  8.0x */
	50,  /* 1011 ->  5.0x */
	65,  /* 1100 ->  6.5x */
	75,  /* 1101 ->  7.5x */
	85,  /* 1110 ->  8.5x */
	120, /* 1111 ->  12.0x */

	-1,  /* 0000 -> RESERVED (10.0x) */
	110, /* 0001 -> 11.0x */
	-1, /* 0010 -> 12.0x */
	-1,  /* 0011 -> RESERVED (9.0x)*/
	105, /* 0100 -> 10.5x */
	115, /* 0101 -> 11.5x */
	125, /* 0110 -> 12.5x */
	135, /* 0111 -> 13.5x */
	140, /* 1000 -> 14.0x */
	150, /* 1001 -> 15.0x */
	160, /* 1010 -> 16.0x */
	130, /* 1011 -> 13.0x */
	145, /* 1100 -> 14.5x */
	155, /* 1101 -> 15.5x */
	-1,  /* 1110 -> RESERVED (13.0x) */
	-1,  /* 1111 -> RESERVED (12.0x) */
};


static const int ezrat_eblcr[32] = {
	50,  /* 0000 ->  5.0x */
	30,  /* 0001 ->  3.0x */
	40,  /* 0010 ->  4.0x */
	100, /* 0011 -> 10.0x */
	55,  /* 0100 ->  5.5x */
	35,  /* 0101 ->  3.5x */
	45,  /* 0110 ->  4.5x */
	95,  /* 0111 ->  9.5x */
	90,  /* 1000 ->  9.0x */
	70,  /* 1001 ->  7.0x */
	80,  /* 1010 ->  8.0x */
	60,  /* 1011 ->  6.0x */
	120, /* 1100 -> 12.0x */
	75,  /* 1101 ->  7.5x */
	85,  /* 1110 ->  8.5x */
	65,  /* 1111 ->  6.5x */

	-1,  /* 0000 -> RESERVED (9.0x) */
	110, /* 0001 -> 11.0x */
	120, /* 0010 -> 12.0x */
	-1,  /* 0011 -> RESERVED (10.0x)*/
	135, /* 0100 -> 13.5x */
	115, /* 0101 -> 11.5x */
	125, /* 0110 -> 12.5x */
	105, /* 0111 -> 10.5x */
	130, /* 1000 -> 13.0x */
	150, /* 1001 -> 15.0x */
	160, /* 1010 -> 16.0x */
	140, /* 1011 -> 14.0x */
	-1,  /* 1100 -> RESERVED (12.0x) */
	155, /* 1101 -> 15.5x */
	-1,  /* 1110 -> RESERVED (13.0x) */
	145, /* 1111 -> 14.5x */
};

/*
 * VIA C3 Nehemiah */


static const int nehemiah_mults[32] = {
	100, /* 0000 -> 10.0x */
	-1, /* 0001 -> 16.0x */
	40,  /* 0010 ->  4.0x */
	90,  /* 0011 ->  9.0x */
	95,  /* 0100 ->  9.5x */
	-1,  /* 0101 ->  RESERVED */
	45,  /* 0110 ->  4.5x */
	55,  /* 0111 ->  5.5x */
	60,  /* 1000 ->  6.0x */
	70,  /* 1001 ->  7.0x */
	80,  /* 1010 ->  8.0x */
	50,  /* 1011 ->  5.0x */
	65,  /* 1100 ->  6.5x */
	75,  /* 1101 ->  7.5x */
	85,  /* 1110 ->  8.5x */
	120, /* 1111 -> 12.0x */
	-1, /* 0000 -> 10.0x */
	110, /* 0001 -> 11.0x */
	-1, /* 0010 -> 12.0x */
	-1,  /* 0011 ->  9.0x */
	105, /* 0100 -> 10.5x */
	115, /* 0101 -> 11.5x */
	125, /* 0110 -> 12.5x */
	135, /* 0111 -> 13.5x */
	140, /* 1000 -> 14.0x */
	150, /* 1001 -> 15.0x */
	160, /* 1010 -> 16.0x */
	130, /* 1011 -> 13.0x */
	145, /* 1100 -> 14.5x */
	155, /* 1101 -> 15.5x */
	-1,  /* 1110 -> RESERVED (13.0x) */
	-1, /* 1111 -> 12.0x */
};


static const int nehemiah_eblcr[32] = {
	50,  /* 0000 ->  5.0x */
	160, /* 0001 -> 16.0x */
	40,  /* 0010 ->  4.0x */
	100, /* 0011 -> 10.0x */
	55,  /* 0100 ->  5.5x */
	-1,  /* 0101 ->  RESERVED */
	45,  /* 0110 ->  4.5x */
	95,  /* 0111 ->  9.5x */
	90,  /* 1000 ->  9.0x */
	70,  /* 1001 ->  7.0x */
	80,  /* 1010 ->  8.0x */
	60,  /* 1011 ->  6.0x */
	120, /* 1100 -> 12.0x */
	75,  /* 1101 ->  7.5x */
	85,  /* 1110 ->  8.5x */
	65,  /* 1111 ->  6.5x */
	90,  /* 0000 ->  9.0x */
	110, /* 0001 -> 11.0x */
	120, /* 0010 -> 12.0x */
	100, /* 0011 -> 10.0x */
	135, /* 0100 -> 13.5x */
	115, /* 0101 -> 11.5x */
	125, /* 0110 -> 12.5x */
	105, /* 0111 -> 10.5x */
	130, /* 1000 -> 13.0x */
	150, /* 1001 -> 15.0x */
	160, /* 1010 -> 16.0x */
	140, /* 1011 -> 14.0x */
	120, /* 1100 -> 12.0x */
	155, /* 1101 -> 15.5x */
	-1,  /* 1110 -> RESERVED (13.0x) */
	145 /* 1111 -> 14.5x */
};

/*
 * Voltage scales. Div/Mod by 1000 to get actual voltage.
 * Which scale to use depends on the VRM type in use.
 */


struct mV_pos {
	
unsigned short mV;
	
unsigned short pos;
};


static const struct mV_pos vrm85_mV[32] = {
	{1250, 8},	{1200, 6},	{1150, 4},	{1100, 2},
	{1050, 0},	{1800, 30},	{1750, 28},	{1700, 26},
	{1650, 24},	{1600, 22},	{1550, 20},	{1500, 18},
	{1450, 16},	{1400, 14},	{1350, 12},	{1300, 10},
	{1275, 9},	{1225, 7},	{1175, 5},	{1125, 3},
	{1075, 1},	{1825, 31},	{1775, 29},	{1725, 27},
	{1675, 25},	{1625, 23},	{1575, 21},	{1525, 19},
	{1475, 17},	{1425, 15},	{1375, 13},	{1325, 11}
};


static const unsigned char mV_vrm85[32] = {
	0x04,	0x14,	0x03,	0x13,	0x02,	0x12,	0x01,	0x11,
	0x00,	0x10,	0x0f,	0x1f,	0x0e,	0x1e,	0x0d,	0x1d,
	0x0c,	0x1c,	0x0b,	0x1b,	0x0a,	0x1a,	0x09,	0x19,
	0x08,	0x18,	0x07,	0x17,	0x06,	0x16,	0x05,	0x15
};


static const struct mV_pos mobilevrm_mV[32] = {
	{1750, 31},	{1700, 30},	{1650, 29},	{1600, 28},
	{1550, 27},	{1500, 26},	{1450, 25},	{1400, 24},
	{1350, 23},	{1300, 22},	{1250, 21},	{1200, 20},
	{1150, 19},	{1100, 18},	{1050, 17},	{1000, 16},
	{975, 15},	{950, 14},	{925, 13},	{900, 12},
	{875, 11},	{850, 10},	{825, 9},	{800, 8},
	{775, 7},	{750, 6},	{725, 5},	{700, 4},
	{675, 3},	{650, 2},	{625, 1},	{600, 0}
};


static const unsigned char mV_mobilevrm[32] = {
	0x1f,	0x1e,	0x1d,	0x1c,	0x1b,	0x1a,	0x19,	0x18,
	0x17,	0x16,	0x15,	0x14,	0x13,	0x12,	0x11,	0x10,
	0x0f,	0x0e,	0x0d,	0x0c,	0x0b,	0x0a,	0x09,	0x08,
	0x07,	0x06,	0x05,	0x04,	0x03,	0x02,	0x01,	0x00
};

Overall Contributors
Person Tokens Prop Commits CommitProp
Dave Jones 1042 69.56% 10 76.92%
Rafał Bilski 456 30.44% 3 23.08%
Total 1498 100.00% 13 100.00%
Directory: drivers/cpufreq

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.
Person	Tokens	Prop	Commits	CommitProp
Dave Jones	1042	69.56%	10	76.92%
Rafał Bilski	456	30.44%	3	23.08%
Total	1498	100.00%	13	100.00%
cregit-Linux how code gets into the kernel

Release 4.14 drivers/cpufreq/longhaul.h

Overall Contributors
