diff options
Diffstat (limited to 'src/northbridge/amd')
| -rw-r--r-- | src/northbridge/amd/Kconfig | 89 | ||||
| -rw-r--r-- | src/northbridge/amd/amdht/h3finit.c | 34 |
2 files changed, 106 insertions, 17 deletions
diff --git a/src/northbridge/amd/Kconfig b/src/northbridge/amd/Kconfig index 25c4b081bc..29d6bb120b 100644 --- a/src/northbridge/amd/Kconfig +++ b/src/northbridge/amd/Kconfig @@ -3,3 +3,92 @@ source src/northbridge/amd/gx1/Kconfig source src/northbridge/amd/gx2/Kconfig source src/northbridge/amd/amdfam10/Kconfig source src/northbridge/amd/lx/Kconfig +menu "HyperTransport setup" + #could be implemented for K8 (NORTHBRIDGE_AMD_AMDK8) + depends on (NORTHBRIDGE_AMD_AMDFAM10) && EXPERT + +choice + prompt "HyperTransport frequency" + default LIMIT_HT_SPEED_AUTO + help + This option sets the maximum permissible HyperTransport link + frequency. + + Use of this option will only limit the autodetected HT frequency. + It will not (and cannot) increase the frequency beyond the + autodetected limits. + + This is primarily used to work around poorly designed or laid out + HT traces on certain motherboards. + +config LIMIT_HT_SPEED_200 + bool "Limit HT frequency to 200MHz" +config LIMIT_HT_SPEED_400 + bool "Limit HT frequency to 400MHz" +config LIMIT_HT_SPEED_600 + bool "Limit HT frequency to 600MHz" +config LIMIT_HT_SPEED_800 + bool "Limit HT frequency to 800MHz" +config LIMIT_HT_SPEED_1000 + bool "Limit HT frequency to 1.0GHz" +config LIMIT_HT_SPEED_1200 + bool "Limit HT frequency to 1.2GHz" +config LIMIT_HT_SPEED_1400 + bool "Limit HT frequency to 1.4GHz" +config LIMIT_HT_SPEED_1600 + bool "Limit HT frequency to 1.6GHz" +config LIMIT_HT_SPEED_1800 + bool "Limit HT frequency to 1.8GHz" +config LIMIT_HT_SPEED_2000 + bool "Limit HT frequency to 2.0GHz" +config LIMIT_HT_SPEED_2200 + bool "Limit HT frequency to 2.2GHz" +config LIMIT_HT_SPEED_2400 + bool "Limit HT frequency to 2.4GHz" +config LIMIT_HT_SPEED_2600 + bool "Limit HT frequency to 2.6GHz" +config LIMIT_HT_SPEED_AUTO + bool "Autodetect HT frequency" +endchoice + +choice + prompt "HyperTransport downlink width" + default LIMIT_HT_DOWN_WIDTH_16 + help + This option sets the maximum permissible HyperTransport + downlink width. + + Use of this option will only limit the autodetected HT width. + It will not (and cannot) increase the width beyond the autodetected + limits. + + This is primarily used to work around poorly designed or laid out HT + traces on certain motherboards. + +config LIMIT_HT_DOWN_WIDTH_8 + bool "8 bits" +config LIMIT_HT_DOWN_WIDTH_16 + bool "16 bits" +endchoice + +choice + prompt "HyperTransport uplink width" + default LIMIT_HT_UP_WIDTH_16 + help + This option sets the maximum permissible HyperTransport + uplink width. + + Use of this option will only limit the autodetected HT width. + It will not (and cannot) increase the width beyond the autodetected + limits. + + This is primarily used to work around poorly designed or laid out HT + traces on certain motherboards. + +config LIMIT_HT_UP_WIDTH_8 + bool "8 bits" +config LIMIT_HT_UP_WIDTH_16 + bool "16 bits" +endchoice + +endmenu diff --git a/src/northbridge/amd/amdht/h3finit.c b/src/northbridge/amd/amdht/h3finit.c index be55c063bb..bb37481d10 100644 --- a/src/northbridge/amd/amdht/h3finit.c +++ b/src/northbridge/amd/amdht/h3finit.c @@ -1327,47 +1327,47 @@ void selectOptimalWidthAndFrequency(sMainData *pDat) for (i = 0; i < pDat->TotalLinks*2; i += 2) { -#if CONFIG_LIMIT_HT_SPEED_200 +#if CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_200 cbPCBFreqLimit = 0x0001; -#elif CONFIG_LIMIT_HT_SPEED_300 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_300 cbPCBFreqLimit = 0x0003; -#elif CONFIG_LIMIT_HT_SPEED_400 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_400 cbPCBFreqLimit = 0x0007; -#elif CONFIG_LIMIT_HT_SPEED_500 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_500 cbPCBFreqLimit = 0x000F; -#elif CONFIG_LIMIT_HT_SPEED_600 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_600 cbPCBFreqLimit = 0x001F; -#elif CONFIG_LIMIT_HT_SPEED_800 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_800 cbPCBFreqLimit = 0x003F; -#elif CONFIG_LIMIT_HT_SPEED_1000 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_1000 cbPCBFreqLimit = 0x007F; -#elif CONFIG_LIMIT_HT_SPEED_1200 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_1200 cbPCBFreqLimit = 0x00FF; -#elif CONFIG_LIMIT_HT_SPEED_1400 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_1400 cbPCBFreqLimit = 0x01FF; -#elif CONFIG_LIMIT_HT_SPEED_1600 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_1600 cbPCBFreqLimit = 0x03FF; -#elif CONFIG_LIMIT_HT_SPEED_1800 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_1800 cbPCBFreqLimit = 0x07FF; -#elif CONFIG_LIMIT_HT_SPEED_2000 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_2000 cbPCBFreqLimit = 0x0FFF; -#elif CONFIG_LIMIT_HT_SPEED_2200 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_2200 cbPCBFreqLimit = 0x1FFF; -#elif CONFIG_LIMIT_HT_SPEED_2400 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_2400 cbPCBFreqLimit = 0x3FFF; -#elif CONFIG_LIMIT_HT_SPEED_2600 +#elif CONFIG_EXPERT && CONFIG_LIMIT_HT_SPEED_2600 cbPCBFreqLimit = 0x7FFF; #else cbPCBFreqLimit = 0xFFFF; // Maximum allowed by autoconfiguration #endif -#if CONFIG_LIMIT_HT_DOWN_WIDTH_8 +#if CONFIG_EXPERT && CONFIG_LIMIT_HT_DOWN_WIDTH_8 cbPCBABDownstreamWidth = 8; #else cbPCBABDownstreamWidth = 16; #endif -#if CONFIG_LIMIT_HT_UP_WIDTH_8 +#if CONFIG_EXPERT && CONFIG_LIMIT_HT_UP_WIDTH_8 cbPCBBAUpstreamWidth = 8; #else cbPCBBAUpstreamWidth = 16; |