diff options
| author | Timothy Pearson <tpearson@raptorengineeringinc.com> | 2010-03-01 10:30:08 +0000 |
|---|---|---|
| committer | Patrick Georgi <patrick.georgi@coresystems.de> | 2010-03-01 10:30:08 +0000 |
| commit | 55cf7bcbeb605648ccfa2fdab102506f87388c07 (patch) | |
| tree | c92cc09324c72d674692022b97e622d39a10c485 /src/Kconfig | |
| parent | 72f75b1c8b3a5513e467cea1af745bcbd310e881 (diff) | |
| download | coreboot-55cf7bcbeb605648ccfa2fdab102506f87388c07.tar.xz | |
Allow per-board setting of HT clock and width so
less than optimal PCB designs can still work reliably
with reduced clock.
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Acked-by: Patrick Georgi <patrick.georgi@coresystems.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5179 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/Kconfig')
| -rw-r--r-- | src/Kconfig | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/Kconfig b/src/Kconfig index 0fae6216dd..75f50aa048 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -56,6 +56,78 @@ menu "Chipset" comment "CPU" source src/cpu/Kconfig comment "Northbridge" + +menu "HyperTransport Setup" + depends on (NORTHBRIDGE_AMD_AMDK8 || 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 1.6GHz" +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 link 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 link 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 + source src/northbridge/Kconfig comment "Southbridge" source src/southbridge/Kconfig |