Patch set updated for coreboot: northbridge/amd/amdht: Add support for HT3 2.8GHz and up link frequencies
Timothy Pearson (tpearson@raptorengineeringinc.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/12027
-gerrit
commit b57567e22e944a289a4e369d65c5702b683617c0 Author: Timothy Pearson tpearson@raptorengineeringinc.com Date: Sun Aug 2 21:36:24 2015 -0500
northbridge/amd/amdht: Add support for HT3 2.8GHz and up link frequencies
Change-Id: Ifa1592d26ba7deb034046fd3f2a15149117d9a76 Signed-off-by: Timothy Pearson tpearson@raptorengineeringinc.com --- src/cpu/amd/family_10h-family_15h/defaults.h | 8 ++- src/mainboard/asus/kgpe-d16/cmos.layout | 30 ++++----- src/northbridge/amd/amdht/h3ffeat.h | 6 +- src/northbridge/amd/amdht/h3finit.c | 93 +++++++++++++++++----------- src/northbridge/amd/amdht/h3finit.h | 18 ++++-- src/northbridge/amd/amdht/h3ncmn.c | 82 +++++++++++++++++------- src/northbridge/amd/amdht/h3ncmn.h | 3 +- 7 files changed, 155 insertions(+), 85 deletions(-)
diff --git a/src/cpu/amd/family_10h-family_15h/defaults.h b/src/cpu/amd/family_10h-family_15h/defaults.h index a3c7b1f..3e9ec09 100644 --- a/src/cpu/amd/family_10h-family_15h/defaults.h +++ b/src/cpu/amd/family_10h-family_15h/defaults.h @@ -273,7 +273,13 @@ static const struct {
/* Link Global Retry Control Register */ { 0, 0x150, (AMD_FAM10_ALL | AMD_FAM15_ALL), AMD_PTYPE_ALL, - 0x00073900, 0x00073F00 }, + 0x00073900, 0x00073f70 }, /* TotalRetryAttempts = 0x7, + HtRetryCrcDatInsDynEn = 0x1, + HtRetryCrcCmdPackDynEn = 0x1, + HtRetryCrcDatIns = 0x4, + HtRetryCrcCmdPack = 0x1, + ForceErrType = 0x0, + MultRetryErr = 0x0 */
/* Errata 351 * System software should program the Link Extended Control Registers[LS2En] diff --git a/src/mainboard/asus/kgpe-d16/cmos.layout b/src/mainboard/asus/kgpe-d16/cmos.layout index 21765e3..e17fec6 100644 --- a/src/mainboard/asus/kgpe-d16/cmos.layout +++ b/src/mainboard/asus/kgpe-d16/cmos.layout @@ -120,21 +120,21 @@ enumerations 10 21 42ms 10 22 84ms 11 0 Auto -11 1 2.6GHz -11 2 2.4GHz -11 3 2.2GHz -11 4 2.0GHz -11 5 1.8GHz -11 6 1.6GHz -11 7 1.4GHz -11 8 1.2GHz -11 9 1.0GHz -11 10 800MHz -11 11 600MHz -11 12 500MHz -11 13 400MHz -11 14 300MHz -11 15 200MHz +11 1 3.2GHz +11 2 3.0GHz +11 3 2.8GHz +11 4 2.6GHz +11 5 2.4GHz +11 6 2.2GHz +11 7 2.0GHz +11 8 1.8GHz +11 9 1.6GHz +11 10 1.4GHz +11 11 1.2GHz +11 12 1.0GHz +11 13 800MHz +11 14 600MHz +11 15 500MHz 12 0 1.5V 12 1 1.35V 12 2 1.25V diff --git a/src/northbridge/amd/amdht/h3ffeat.h b/src/northbridge/amd/amdht/h3ffeat.h index 52c4def..628b86e 100644 --- a/src/northbridge/amd/amdht/h3ffeat.h +++ b/src/northbridge/amd/amdht/h3ffeat.h @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. + * Copyright (C) 2015 Timothy Pearson tpearson@raptorengineeringinc.com, Raptor Engineering * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -58,6 +59,7 @@ #define HTHOST_LINK_CAPABILITY_REG 0x00 #define HTHOST_LINK_CONTROL_REG 0x04 #define HTHOST_FREQ_REV_REG 0x08 +#define HTHOST_FREQ_REV_REG_2 0x1c #define HT_HOST_REV_REV3 0x60 #define HTHOST_FEATURE_CAP_REG 0x0C #define HTHOST_BUFFER_COUNT_REG 0x10 @@ -123,10 +125,10 @@ typedef struct
/* This section is for keeping track of capabilities and possible configurations */ BOOL RegangCap; - u16 PrvFrequencyCap; + uint32_t PrvFrequencyCap; u8 PrvWidthInCap; u8 PrvWidthOutCap; - u16 CompositeFrequencyCap; + uint32_t CompositeFrequencyCap;
} sPortDescriptor;
diff --git a/src/northbridge/amd/amdht/h3finit.c b/src/northbridge/amd/amdht/h3finit.c index bcdcfa2..e4ce768 100644 --- a/src/northbridge/amd/amdht/h3finit.c +++ b/src/northbridge/amd/amdht/h3finit.c @@ -48,28 +48,32 @@ #define APIC_Base_BSP 8 #define APIC_Base 0x1b
-#define NVRAM_LIMIT_HT_SPEED_200 0xf -#define NVRAM_LIMIT_HT_SPEED_300 0xe -#define NVRAM_LIMIT_HT_SPEED_400 0xd -#define NVRAM_LIMIT_HT_SPEED_500 0xc -#define NVRAM_LIMIT_HT_SPEED_600 0xb -#define NVRAM_LIMIT_HT_SPEED_800 0xa -#define NVRAM_LIMIT_HT_SPEED_1000 0x9 -#define NVRAM_LIMIT_HT_SPEED_1200 0x8 -#define NVRAM_LIMIT_HT_SPEED_1400 0x7 -#define NVRAM_LIMIT_HT_SPEED_1600 0x6 -#define NVRAM_LIMIT_HT_SPEED_1800 0x5 -#define NVRAM_LIMIT_HT_SPEED_2000 0x4 -#define NVRAM_LIMIT_HT_SPEED_2200 0x3 -#define NVRAM_LIMIT_HT_SPEED_2400 0x2 -#define NVRAM_LIMIT_HT_SPEED_2600 0x1 +#define NVRAM_LIMIT_HT_SPEED_200 0x12 +#define NVRAM_LIMIT_HT_SPEED_300 0x11 +#define NVRAM_LIMIT_HT_SPEED_400 0x10 +#define NVRAM_LIMIT_HT_SPEED_500 0xf +#define NVRAM_LIMIT_HT_SPEED_600 0xe +#define NVRAM_LIMIT_HT_SPEED_800 0xd +#define NVRAM_LIMIT_HT_SPEED_1000 0xc +#define NVRAM_LIMIT_HT_SPEED_1200 0xb +#define NVRAM_LIMIT_HT_SPEED_1400 0xa +#define NVRAM_LIMIT_HT_SPEED_1600 0x9 +#define NVRAM_LIMIT_HT_SPEED_1800 0x8 +#define NVRAM_LIMIT_HT_SPEED_2000 0x7 +#define NVRAM_LIMIT_HT_SPEED_2200 0x6 +#define NVRAM_LIMIT_HT_SPEED_2400 0x5 +#define NVRAM_LIMIT_HT_SPEED_2600 0x4 +#define NVRAM_LIMIT_HT_SPEED_2800 0x3 +#define NVRAM_LIMIT_HT_SPEED_3000 0x2 +#define NVRAM_LIMIT_HT_SPEED_3200 0x1 #define NVRAM_LIMIT_HT_SPEED_AUTO 0x0
-static const uint16_t ht_speed_limit[16] = - {0xFFFF, 0x7FFF, 0x3FFF, 0x1FFF, - 0x0FFF, 0x07FF, 0x03FF, 0x01FF, - 0x00FF, 0x007F, 0x003F, 0x001F, - 0x000F, 0x0007, 0x0003, 0x0001}; +static const uint32_t ht_speed_limit[20] = + {0xFFFFF, 0xFFFFF, 0x7FFFF, 0x3FFFF, + 0x0FFFF, 0x07FFF, 0x03FFF, 0x01FFF, + 0x00FFF, 0x007FF, 0x003FF, 0x001FF, + 0x000FF, 0x0007F, 0x0003F, 0x0001F, + 0x0000F, 0x00007, 0x00003, 0x00001};
static const struct ht_speed_limit_map_t { uint16_t mhz; @@ -91,9 +95,12 @@ static const struct ht_speed_limit_map_t { {2200, NVRAM_LIMIT_HT_SPEED_2200}, {2400, NVRAM_LIMIT_HT_SPEED_2400}, {2600, NVRAM_LIMIT_HT_SPEED_2600}, + {2800, NVRAM_LIMIT_HT_SPEED_2800}, + {3000, NVRAM_LIMIT_HT_SPEED_3000}, + {3200, NVRAM_LIMIT_HT_SPEED_3200}, };
-static const uint16_t ht_speed_mhz_to_hw(uint16_t mhz) +static const uint32_t ht_speed_mhz_to_hw(uint16_t mhz) { size_t i; for (i = 0; i < ARRAY_SIZE(ht_speed_limit_map); i++) @@ -452,7 +459,7 @@ static void htDiscoveryFloodFill(sMainData *pDat) /* Set currentNode's NodeID field to currentNode */ pDat->nb->writeNodeID(currentNode, currentNode, pDat->nb);
- /* Enable routing tables on currentNode*/ + /* Enable routing tables on currentNode */ pDat->nb->enableRoutingTables(currentNode, pDat->nb);
for (currentLinkID = 0; currentLinkID < pDat->nb->maxLinks; currentLinkID++) @@ -1427,19 +1434,30 @@ static void regangLinks(sMainData *pDat) static void selectOptimalWidthAndFrequency(sMainData *pDat) { u8 i, j; - u32 temp; - u16 cbPCBFreqLimit; - u16 cbPCBFreqLimit_NVRAM; + uint32_t temp; + uint32_t cbPCBFreqLimit; + uint32_t cbPCBFreqLimit_NVRAM; u8 cbPCBABDownstreamWidth; u8 cbPCBBAUpstreamWidth;
- cbPCBFreqLimit_NVRAM = 0xFFFF; + cbPCBFreqLimit_NVRAM = 0xfffff; if (get_option(&temp, "hypertransport_speed_limit") == CB_SUCCESS) cbPCBFreqLimit_NVRAM = ht_speed_limit[temp & 0xf];
+ if (!is_fam15h()) { + /* FIXME + * By default limit frequency to 2.6 GHz as there are residual + * problems with HT v3.1 implementation on at least some Socket G34 + * mainboards / Fam10h CPUs. + * Debug the issues and reenable this... + */ + if (cbPCBFreqLimit_NVRAM > 0xffff) + cbPCBFreqLimit_NVRAM = 0xffff; + } + for (i = 0; i < pDat->TotalLinks*2; i += 2) { - cbPCBFreqLimit = 0xFFFF; // Maximum allowed by autoconfiguration + cbPCBFreqLimit = 0xfffff; // Maximum allowed by autoconfiguration if (pDat->HtBlock->ht_link_configuration) cbPCBFreqLimit = ht_speed_mhz_to_hw(pDat->HtBlock->ht_link_configuration->ht_speed_limit); cbPCBFreqLimit = min(cbPCBFreqLimit, cbPCBFreqLimit_NVRAM); @@ -1484,17 +1502,18 @@ static void selectOptimalWidthAndFrequency(sMainData *pDat) } }
- temp = pDat->PortList[i].PrvFrequencyCap; temp &= pDat->PortList[i+1].PrvFrequencyCap; temp &= cbPCBFreqLimit; - pDat->PortList[i].CompositeFrequencyCap = (u16)temp; - pDat->PortList[i+1].CompositeFrequencyCap = (u16)temp; + pDat->PortList[i].CompositeFrequencyCap = temp; + pDat->PortList[i+1].CompositeFrequencyCap = temp;
ASSERT (temp != 0); - for (j = 15; ; j--) + for (j = 19; ; j--) { - if (temp & ((u32)1 << j)) + if ((j == 16) || (j == 15)) + continue; + if (temp & ((uint32_t)1 << j)) break; }
@@ -1638,12 +1657,14 @@ static void hammerSublinkFixup(sMainData *pDat) /* Remove hiFreq from the list of valid frequencies */ temp = temp & ~((uint32)1 << hiFreq); ASSERT (temp != 0); - pDat->PortList[hiIndex].CompositeFrequencyCap = (uint16)temp; - pDat->PortList[hiIndex+1].CompositeFrequencyCap = (uint16)temp; + pDat->PortList[hiIndex].CompositeFrequencyCap = temp; + pDat->PortList[hiIndex+1].CompositeFrequencyCap = temp;
- for (k = 15; ; k--) + for (k = 19; ; k--) { - if (temp & ((u32)1 << k)) + if ((j == 16) || (j == 15)) + continue; + if (temp & ((uint32_t)1 << k)) break; }
diff --git a/src/northbridge/amd/amdht/h3finit.h b/src/northbridge/amd/amdht/h3finit.h index f6ab010..1bd8616 100644 --- a/src/northbridge/amd/amdht/h3finit.h +++ b/src/northbridge/amd/amdht/h3finit.h @@ -49,6 +49,9 @@ #define HT_FREQUENCY_2200M 12 #define HT_FREQUENCY_2400M 13 #define HT_FREQUENCY_2600M 14 +#define HT_FREQUENCY_2800M 17 +#define HT_FREQUENCY_3000M 18 +#define HT_FREQUENCY_3200M 19
/* Frequency Limit equates for call backs which take a frequency supported mask. */ #define HT_FREQUENCY_LIMIT_200M 1 @@ -65,6 +68,9 @@ #define HT_FREQUENCY_LIMIT_2200M 0x1FFF #define HT_FREQUENCY_LIMIT_2400M 0x3FFF #define HT_FREQUENCY_LIMIT_2600M 0x7FFF +#define HT_FREQUENCY_LIMIT_2800M 0x3FFFF +#define HT_FREQUENCY_LIMIT_3000M 0x7FFFF +#define HT_FREQUENCY_LIMIT_3200M 0xFFFFF
/* * Event Notify definitions @@ -220,7 +226,7 @@ typedef struct { * @param[in] u8 Link = The Device's link number (0 or 1) * @param[in,out] u8* LinkWidthIn = modify to change the Link Witdh In * @param[in,out] u8* LinkWidthOut = modify to change the Link Witdh Out - * @param[in,out] u16* FreqCap = modify to change the link's frequency capability + * @param[in,out] u32* FreqCap = modify to change the link's frequency capability * * --------------------------------------------------------------------------------------- */ @@ -235,7 +241,7 @@ typedef struct { u8 Link, u8 *LinkWidthIn, u8 *LinkWidthOut, - u16 *FreqCap + u32 *FreqCap );
/**---------------------------------------------------------------------------------------- @@ -258,7 +264,7 @@ typedef struct { * @param[in] u8 linkB = The link on that node * @param[in,out] u8* ABLinkWidthLimit = modify to change the Link Witdh In * @param[in,out] u8* BALinkWidthLimit = modify to change the Link Witdh Out - * @param[in,out] u16* PCBFreqCap = modify to change the link's frequency capability + * @param[in,out] u32* PCBFreqCap = modify to change the link's frequency capability * * --------------------------------------------------------------------------------------- */ @@ -269,7 +275,7 @@ typedef struct { u8 LinkB, u8 *ABLinkWidthLimit, u8 *BALinkWidthLimit, - u16 *PCBFreqCap + u32 *PCBFreqCap );
/**---------------------------------------------------------------------------------------- @@ -291,7 +297,7 @@ typedef struct { * @param[in] u8 Depth = The depth in the I/O chain from the Host * @param[in,out] u8* DownstreamLinkWidthLimit = modify to change the Link Witdh In * @param[in,out] u8* UpstreamLinkWidthLimit = modify to change the Link Witdh Out - * @param[in,out] u16* PCBFreqCap = modify to change the link's frequency capability + * @param[in,out] u32* PCBFreqCap = modify to change the link's frequency capability * * --------------------------------------------------------------------------------------- */ @@ -301,7 +307,7 @@ typedef struct { u8 Depth, u8 *DownstreamLinkWidthLimit, u8 *UpstreamLinkWidthLimit, - u16 *PCBFreqCap + u32 *PCBFreqCap );
/**---------------------------------------------------------------------------------------- diff --git a/src/northbridge/amd/amdht/h3ncmn.c b/src/northbridge/amd/amdht/h3ncmn.c index 8ee929d..29524af 100644 --- a/src/northbridge/amd/amdht/h3ncmn.c +++ b/src/northbridge/amd/amdht/h3ncmn.c @@ -1310,7 +1310,7 @@ static u8 convertWidthToBits(u8 value, cNorthBridge *nb) * @return Frequency mask * ******************************************************************************/ -static u16 ht1NorthBridgeFreqMask(u8 node, cNorthBridge *nb) +static uint32_t ht1NorthBridgeFreqMask(u8 node, cNorthBridge *nb) { /* only up to HT1 speeds */ return (HT_FREQUENCY_LIMIT_HT1_ONLY); @@ -1331,26 +1331,43 @@ static u16 ht1NorthBridgeFreqMask(u8 node, cNorthBridge *nb) * @return = Frequency mask * ******************************************************************************/ -static u16 fam10NorthBridgeFreqMask(u8 node, cNorthBridge *nb) +static uint32_t fam10NorthBridgeFreqMask(u8 node, cNorthBridge *nb) { u8 nbCOF; - u16 supported; + uint32_t supported;
nbCOF = getMinNbCOF(); /* * nbCOF is minimum northbridge speed in hundreds of MHz. * HT can not go faster than the minimum speed of the northbridge. */ - if ((nbCOF >= 6) && (nbCOF <= 26)) + if ((nbCOF >= 6) && (nbCOF < 10)) { + /* Generation 1 HT link frequency */ /* Convert frequency to bit and all less significant bits, * by setting next power of 2 and subtracting 1. */ - supported = ((u16)1 << ((nbCOF >> 1) + 2)) - 1; + supported = ((uint32_t)1 << ((nbCOF >> 1) + 2)) - 1; } - else if (nbCOF > 26) + else if ((nbCOF >= 10) && (nbCOF <= 32)) { - supported = HT_FREQUENCY_LIMIT_2600M; + /* Generation 3 HT link frequency + * Assume error retry is enabled on all Gen 3 links + */ + if (is_gt_rev_d()) { + nbCOF *= 2; + if (nbCOF > 32) + nbCOF = 32; + } + + /* Convert frequency to bit and all less significant bits, + * by setting next power of 2 and subtracting 1. + */ + supported = ((uint32_t)1 << ((nbCOF >> 1) + 2)) - 1; + } + else if (nbCOF > 32) + { + supported = HT_FREQUENCY_LIMIT_3200M; } /* unlikely cases, but include as a defensive measure, also avoid trick above */ else if (nbCOF == 4) @@ -1405,8 +1422,13 @@ static void gatherLinkData(sMainData *pDat, cNorthBridge *nb) pDat->PortList[i].PrvWidthInCap = convertBitsToWidth((u8)temp, pDat->nb);
AmdPCIReadBits(linkBase + HTHOST_FREQ_REV_REG, 31, 16, &temp); - pDat->PortList[i].PrvFrequencyCap = (u16)temp & 0x7FFF - & nb->northBridgeFreqMask(pDat->PortList[i].NodeID, pDat->nb); /* Mask off bit 15, reserved value */ + pDat->PortList[i].PrvFrequencyCap = temp & 0x7FFF /* Mask off bit 15, reserved value */ + & nb->northBridgeFreqMask(pDat->PortList[i].NodeID, pDat->nb); + if (is_gt_rev_d()) { + AmdPCIReadBits(linkBase + HTHOST_FREQ_REV_REG_2, 15, 1, &temp); + temp &= 0x7; /* Mask off reserved values */ + pDat->PortList[i].PrvFrequencyCap |= (temp << 17); + } } else { @@ -1463,7 +1485,7 @@ static void setLinkData(sMainData *pDat, cNorthBridge *nb) { u8 i; SBDFO linkBase; - u32 temp, widthin, widthout, bits; + u32 temp, temp2, frequency_index, widthin, widthout, bits;
for (i = 0; i < pDat->TotalLinks*2; i++) { @@ -1524,10 +1546,19 @@ static void setLinkData(sMainData *pDat, cNorthBridge *nb) temp = pDat->PortList[i].SelFrequency; if (pDat->PortList[i].Type == PORTLIST_TYPE_CPU) { - ASSERT((temp >= HT_FREQUENCY_600M && temp <= HT_FREQUENCY_2600M) + ASSERT((temp >= HT_FREQUENCY_600M && temp <= HT_FREQUENCY_3200M) || (temp == HT_FREQUENCY_200M) || (temp == HT_FREQUENCY_400M)); + frequency_index = temp; + if (temp > 0xf) { + temp2 = (temp >> 4) & 0x1; + temp &= 0xf; + } else { + temp2 = 0x0; + } + if (is_gt_rev_d()) + AmdPCIWriteBits(linkBase + HTHOST_FREQ_REV_REG_2, 0, 0, &temp2); AmdPCIWriteBits(linkBase + HTHOST_FREQ_REV_REG, 11, 8, &temp); - if (temp > HT_FREQUENCY_1000M) /* Gen1 = 200MHz -> 1000MHz, Gen3 = 1200MHz -> 2600MHz */ + if (frequency_index > HT_FREQUENCY_1000M) /* Gen1 = 200MHz -> 1000MHz, Gen3 = 1200MHz -> 3200MHz */ { /* Enable for Gen3 frequencies */ temp = 1; @@ -1537,27 +1568,27 @@ static void setLinkData(sMainData *pDat, cNorthBridge *nb) /* Disable for Gen1 frequencies */ temp = 0; } - /* HT3 retry mode enable / disable */ - AmdPCIWriteBits(MAKE_SBDFO(makePCISegmentFromNode(pDat->PortList[i].NodeID), - makePCIBusFromNode(pDat->PortList[i].NodeID), - makePCIDeviceFromNode(pDat->PortList[i].NodeID), - CPU_HTNB_FUNC_00, - REG_HT_LINK_RETRY0_0X130 + 4*pDat->PortList[i].Link), - 0, 0, &temp); - /* and Scrambling enable / disable */ - AmdPCIWriteBits(MAKE_SBDFO(makePCISegmentFromNode(pDat->PortList[i].NodeID), + /* HT3 retry mode enable / disable */ + AmdPCIWriteBits(MAKE_SBDFO(makePCISegmentFromNode(pDat->PortList[i].NodeID), makePCIBusFromNode(pDat->PortList[i].NodeID), makePCIDeviceFromNode(pDat->PortList[i].NodeID), CPU_HTNB_FUNC_00, - REG_HT_LINK_EXT_CONTROL0_0X170 + 4*pDat->PortList[i].Link), - 3, 3, &temp); + REG_HT_LINK_RETRY0_0X130 + 4*pDat->PortList[i].Link), + 0, 0, &temp); + /* and Scrambling enable / disable */ + AmdPCIWriteBits(MAKE_SBDFO(makePCISegmentFromNode(pDat->PortList[i].NodeID), + makePCIBusFromNode(pDat->PortList[i].NodeID), + makePCIDeviceFromNode(pDat->PortList[i].NodeID), + CPU_HTNB_FUNC_00, + REG_HT_LINK_EXT_CONTROL0_0X170 + 4*pDat->PortList[i].Link), + 3, 3, &temp); } else { SBDFO currentPtr; BOOL isFound;
- ASSERT(temp <= HT_FREQUENCY_2600M); + ASSERT(temp <= HT_FREQUENCY_3200M); /* Write the frequency setting */ AmdPCIWriteBits(linkBase + HTSLAVE_FREQ_REV_0_REG, 11, 8, &temp);
@@ -1718,6 +1749,9 @@ static void fam0fWriteHTLinkCmdBufferAlloc(u8 node, u8 link, u8 req, u8 preq, u8 /* Probe Command Buffers */ temp = prb; AmdPCIWriteBits(currentPtr, 15, 12, &temp); + /* LockBc */ + temp = 1; + AmdPCIWriteBits(currentPtr, 31, 31, &temp); } #endif /* HT_BUILD_NC_ONLY */
diff --git a/src/northbridge/amd/amdht/h3ncmn.h b/src/northbridge/amd/amdht/h3ncmn.h index 328d909..3c8a346 100644 --- a/src/northbridge/amd/amdht/h3ncmn.h +++ b/src/northbridge/amd/amdht/h3ncmn.h @@ -2,6 +2,7 @@ * This file is part of the coreboot project. * * Copyright (C) 2007 Advanced Micro Devices, Inc. + * Copyright (C) 2015 Timothy Pearson tpearson@raptorengineeringinc.com, Raptor Engineering * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -103,7 +104,7 @@ struct cNorthBridge /* Public Interfaces for northbridge clients, Optimization */ u8 (*convertBitsToWidth)(u8 value, cNorthBridge *nb); u8 (*convertWidthToBits)(u8 value, cNorthBridge *nb); - u16 (*northBridgeFreqMask)(u8 node, cNorthBridge *nb); + uint32_t (*northBridgeFreqMask)(u8 node, cNorthBridge *nb); void (*gatherLinkData)(sMainData *pDat, cNorthBridge *nb); void (*setLinkData)(sMainData *pDat, cNorthBridge *nb);
-
Timothy Pearson