354 lines
8.5 KiB
C
354 lines
8.5 KiB
C
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/*
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* longhaul.h
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* (C) 2003 Dave Jones.
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*
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* Licensed under the terms of the GNU GPL License version 2.
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*
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* VIA-specific information
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*/
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union msr_bcr2 {
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struct {
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unsigned Reseved:19, // 18:0
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ESOFTBF:1, // 19
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Reserved2:3, // 22:20
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CLOCKMUL:4, // 26:23
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Reserved3:5; // 31:27
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} bits;
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unsigned long val;
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};
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union msr_longhaul {
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struct {
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unsigned RevisionID:4, // 3:0
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RevisionKey:4, // 7:4
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EnableSoftBusRatio:1, // 8
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EnableSoftVID:1, // 9
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EnableSoftBSEL:1, // 10
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Reserved:3, // 11:13
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SoftBusRatio4:1, // 14
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VRMRev:1, // 15
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SoftBusRatio:4, // 19:16
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SoftVID:5, // 24:20
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Reserved2:3, // 27:25
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SoftBSEL:2, // 29:28
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Reserved3:2, // 31:30
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MaxMHzBR:4, // 35:32
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MaximumVID:5, // 40:36
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MaxMHzFSB:2, // 42:41
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MaxMHzBR4:1, // 43
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Reserved4:4, // 47:44
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MinMHzBR:4, // 51:48
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MinimumVID:5, // 56:52
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MinMHzFSB:2, // 58:57
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MinMHzBR4:1, // 59
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Reserved5:4; // 63:60
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} bits;
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unsigned long long val;
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};
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/*
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* Clock ratio tables. Div/Mod by 10 to get ratio.
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* The eblcr values specify the ratio read from the CPU.
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* The mults values specify what to write to the CPU.
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*/
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/*
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* VIA C3 Samuel 1 & Samuel 2 (stepping 0)
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*/
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static const int samuel1_mults[16] = {
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-1, /* 0000 -> RESERVED */
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30, /* 0001 -> 3.0x */
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40, /* 0010 -> 4.0x */
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-1, /* 0011 -> RESERVED */
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-1, /* 0100 -> RESERVED */
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35, /* 0101 -> 3.5x */
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45, /* 0110 -> 4.5x */
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55, /* 0111 -> 5.5x */
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60, /* 1000 -> 6.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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50, /* 1011 -> 5.0x */
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65, /* 1100 -> 6.5x */
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75, /* 1101 -> 7.5x */
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-1, /* 1110 -> RESERVED */
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-1, /* 1111 -> RESERVED */
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};
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static const int samuel1_eblcr[16] = {
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50, /* 0000 -> RESERVED */
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30, /* 0001 -> 3.0x */
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40, /* 0010 -> 4.0x */
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-1, /* 0011 -> RESERVED */
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55, /* 0100 -> 5.5x */
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35, /* 0101 -> 3.5x */
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45, /* 0110 -> 4.5x */
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-1, /* 0111 -> RESERVED */
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-1, /* 1000 -> RESERVED */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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60, /* 1011 -> 6.0x */
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-1, /* 1100 -> RESERVED */
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75, /* 1101 -> 7.5x */
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-1, /* 1110 -> RESERVED */
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65, /* 1111 -> 6.5x */
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};
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/*
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* VIA C3 Samuel2 Stepping 1->15
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*/
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static const int samuel2_eblcr[16] = {
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50, /* 0000 -> 5.0x */
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30, /* 0001 -> 3.0x */
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40, /* 0010 -> 4.0x */
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100, /* 0011 -> 10.0x */
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55, /* 0100 -> 5.5x */
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35, /* 0101 -> 3.5x */
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45, /* 0110 -> 4.5x */
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110, /* 0111 -> 11.0x */
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90, /* 1000 -> 9.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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60, /* 1011 -> 6.0x */
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120, /* 1100 -> 12.0x */
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75, /* 1101 -> 7.5x */
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130, /* 1110 -> 13.0x */
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65, /* 1111 -> 6.5x */
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};
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/*
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* VIA C3 Ezra
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*/
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static const int ezra_mults[16] = {
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100, /* 0000 -> 10.0x */
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30, /* 0001 -> 3.0x */
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40, /* 0010 -> 4.0x */
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90, /* 0011 -> 9.0x */
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95, /* 0100 -> 9.5x */
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35, /* 0101 -> 3.5x */
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45, /* 0110 -> 4.5x */
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55, /* 0111 -> 5.5x */
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60, /* 1000 -> 6.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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50, /* 1011 -> 5.0x */
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65, /* 1100 -> 6.5x */
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75, /* 1101 -> 7.5x */
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85, /* 1110 -> 8.5x */
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120, /* 1111 -> 12.0x */
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};
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static const int ezra_eblcr[16] = {
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50, /* 0000 -> 5.0x */
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30, /* 0001 -> 3.0x */
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40, /* 0010 -> 4.0x */
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100, /* 0011 -> 10.0x */
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55, /* 0100 -> 5.5x */
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35, /* 0101 -> 3.5x */
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45, /* 0110 -> 4.5x */
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95, /* 0111 -> 9.5x */
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90, /* 1000 -> 9.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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60, /* 1011 -> 6.0x */
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120, /* 1100 -> 12.0x */
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75, /* 1101 -> 7.5x */
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85, /* 1110 -> 8.5x */
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65, /* 1111 -> 6.5x */
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};
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/*
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* VIA C3 (Ezra-T) [C5M].
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*/
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static const int ezrat_mults[32] = {
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100, /* 0000 -> 10.0x */
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30, /* 0001 -> 3.0x */
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40, /* 0010 -> 4.0x */
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90, /* 0011 -> 9.0x */
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95, /* 0100 -> 9.5x */
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35, /* 0101 -> 3.5x */
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45, /* 0110 -> 4.5x */
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55, /* 0111 -> 5.5x */
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60, /* 1000 -> 6.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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50, /* 1011 -> 5.0x */
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65, /* 1100 -> 6.5x */
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75, /* 1101 -> 7.5x */
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85, /* 1110 -> 8.5x */
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120, /* 1111 -> 12.0x */
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-1, /* 0000 -> RESERVED (10.0x) */
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110, /* 0001 -> 11.0x */
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-1, /* 0010 -> 12.0x */
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-1, /* 0011 -> RESERVED (9.0x)*/
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105, /* 0100 -> 10.5x */
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115, /* 0101 -> 11.5x */
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125, /* 0110 -> 12.5x */
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135, /* 0111 -> 13.5x */
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140, /* 1000 -> 14.0x */
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150, /* 1001 -> 15.0x */
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160, /* 1010 -> 16.0x */
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130, /* 1011 -> 13.0x */
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145, /* 1100 -> 14.5x */
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155, /* 1101 -> 15.5x */
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-1, /* 1110 -> RESERVED (13.0x) */
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-1, /* 1111 -> RESERVED (12.0x) */
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};
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static const int ezrat_eblcr[32] = {
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50, /* 0000 -> 5.0x */
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30, /* 0001 -> 3.0x */
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40, /* 0010 -> 4.0x */
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100, /* 0011 -> 10.0x */
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55, /* 0100 -> 5.5x */
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35, /* 0101 -> 3.5x */
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45, /* 0110 -> 4.5x */
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95, /* 0111 -> 9.5x */
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90, /* 1000 -> 9.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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60, /* 1011 -> 6.0x */
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120, /* 1100 -> 12.0x */
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75, /* 1101 -> 7.5x */
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85, /* 1110 -> 8.5x */
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65, /* 1111 -> 6.5x */
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-1, /* 0000 -> RESERVED (9.0x) */
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110, /* 0001 -> 11.0x */
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120, /* 0010 -> 12.0x */
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-1, /* 0011 -> RESERVED (10.0x)*/
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135, /* 0100 -> 13.5x */
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115, /* 0101 -> 11.5x */
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125, /* 0110 -> 12.5x */
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105, /* 0111 -> 10.5x */
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130, /* 1000 -> 13.0x */
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150, /* 1001 -> 15.0x */
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160, /* 1010 -> 16.0x */
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140, /* 1011 -> 14.0x */
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-1, /* 1100 -> RESERVED (12.0x) */
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155, /* 1101 -> 15.5x */
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-1, /* 1110 -> RESERVED (13.0x) */
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145, /* 1111 -> 14.5x */
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};
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/*
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* VIA C3 Nehemiah */
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static const int nehemiah_mults[32] = {
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100, /* 0000 -> 10.0x */
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-1, /* 0001 -> 16.0x */
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40, /* 0010 -> 4.0x */
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90, /* 0011 -> 9.0x */
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95, /* 0100 -> 9.5x */
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-1, /* 0101 -> RESERVED */
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45, /* 0110 -> 4.5x */
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55, /* 0111 -> 5.5x */
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60, /* 1000 -> 6.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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50, /* 1011 -> 5.0x */
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65, /* 1100 -> 6.5x */
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75, /* 1101 -> 7.5x */
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85, /* 1110 -> 8.5x */
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120, /* 1111 -> 12.0x */
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-1, /* 0000 -> 10.0x */
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110, /* 0001 -> 11.0x */
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-1, /* 0010 -> 12.0x */
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-1, /* 0011 -> 9.0x */
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105, /* 0100 -> 10.5x */
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115, /* 0101 -> 11.5x */
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125, /* 0110 -> 12.5x */
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135, /* 0111 -> 13.5x */
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140, /* 1000 -> 14.0x */
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150, /* 1001 -> 15.0x */
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160, /* 1010 -> 16.0x */
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130, /* 1011 -> 13.0x */
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145, /* 1100 -> 14.5x */
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155, /* 1101 -> 15.5x */
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-1, /* 1110 -> RESERVED (13.0x) */
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-1, /* 1111 -> 12.0x */
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};
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static const int nehemiah_eblcr[32] = {
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50, /* 0000 -> 5.0x */
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160, /* 0001 -> 16.0x */
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40, /* 0010 -> 4.0x */
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100, /* 0011 -> 10.0x */
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55, /* 0100 -> 5.5x */
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-1, /* 0101 -> RESERVED */
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45, /* 0110 -> 4.5x */
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95, /* 0111 -> 9.5x */
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90, /* 1000 -> 9.0x */
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70, /* 1001 -> 7.0x */
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80, /* 1010 -> 8.0x */
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60, /* 1011 -> 6.0x */
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120, /* 1100 -> 12.0x */
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75, /* 1101 -> 7.5x */
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85, /* 1110 -> 8.5x */
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65, /* 1111 -> 6.5x */
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90, /* 0000 -> 9.0x */
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110, /* 0001 -> 11.0x */
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120, /* 0010 -> 12.0x */
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100, /* 0011 -> 10.0x */
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135, /* 0100 -> 13.5x */
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115, /* 0101 -> 11.5x */
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125, /* 0110 -> 12.5x */
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105, /* 0111 -> 10.5x */
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130, /* 1000 -> 13.0x */
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150, /* 1001 -> 15.0x */
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160, /* 1010 -> 16.0x */
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140, /* 1011 -> 14.0x */
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120, /* 1100 -> 12.0x */
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155, /* 1101 -> 15.5x */
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-1, /* 1110 -> RESERVED (13.0x) */
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145 /* 1111 -> 14.5x */
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};
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/*
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* Voltage scales. Div/Mod by 1000 to get actual voltage.
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* Which scale to use depends on the VRM type in use.
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*/
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struct mV_pos {
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unsigned short mV;
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unsigned short pos;
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};
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static const struct mV_pos vrm85_mV[32] = {
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{1250, 8}, {1200, 6}, {1150, 4}, {1100, 2},
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{1050, 0}, {1800, 30}, {1750, 28}, {1700, 26},
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{1650, 24}, {1600, 22}, {1550, 20}, {1500, 18},
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{1450, 16}, {1400, 14}, {1350, 12}, {1300, 10},
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{1275, 9}, {1225, 7}, {1175, 5}, {1125, 3},
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{1075, 1}, {1825, 31}, {1775, 29}, {1725, 27},
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{1675, 25}, {1625, 23}, {1575, 21}, {1525, 19},
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{1475, 17}, {1425, 15}, {1375, 13}, {1325, 11}
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};
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static const unsigned char mV_vrm85[32] = {
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0x04, 0x14, 0x03, 0x13, 0x02, 0x12, 0x01, 0x11,
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0x00, 0x10, 0x0f, 0x1f, 0x0e, 0x1e, 0x0d, 0x1d,
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0x0c, 0x1c, 0x0b, 0x1b, 0x0a, 0x1a, 0x09, 0x19,
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0x08, 0x18, 0x07, 0x17, 0x06, 0x16, 0x05, 0x15
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};
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static const struct mV_pos mobilevrm_mV[32] = {
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{1750, 31}, {1700, 30}, {1650, 29}, {1600, 28},
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{1550, 27}, {1500, 26}, {1450, 25}, {1400, 24},
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{1350, 23}, {1300, 22}, {1250, 21}, {1200, 20},
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{1150, 19}, {1100, 18}, {1050, 17}, {1000, 16},
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{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
|
||
|
|
};
|
||
|
|
|