diff --git a/.travis.yml b/.travis.yml
index cec42915c..e6fca4264 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,10 +7,12 @@ before_script:
 # travis has changed to 64-bit and we require 32-bit compatibility libraries
   - sudo apt-get update
   - "sudo apt-get -qq install clang gcc-multilib libc6:i386 libgcc1:i386 gcc-4.6-base:i386 libstdc++5:i386 libstdc++6:i386 libsdl-dev || true"
-  - "[ $RTT_TOOL_CHAIN = 'sourcery-arm' ] && curl -s https://sourcery.mentor.com/public/gnu_toolchain/arm-none-eabi/arm-2014.05-28-arm-none-eabi-i686-pc-linux-gnu.tar.bz2 | sudo tar xjf - -C /opt && export RTT_EXEC_PATH=/opt/arm-2014.05/bin && /opt/arm-2014.05/bin/arm-none-eabi-gcc --version || true"
+  - sudo apt-get -qq install gcc-arm-none-eabi
+  - "[ $RTT_TOOL_CHAIN = 'sourcery-arm' ] && export RTT_EXEC_PATH=/usr/bin && arm-none-eabi-gcc --version || true"
+  # - "[ $RTT_TOOL_CHAIN = 'sourcery-arm' ] && curl -s https://sourcery.mentor.com/public/gnu_toolchain/arm-none-eabi/arm-2014.05-28-arm-none-eabi-i686-pc-linux-gnu.tar.bz2 | sudo tar xjf - -C /opt && export RTT_EXEC_PATH=/opt/arm-2014.05/bin && /opt/arm-2014.05/bin/arm-none-eabi-gcc --version || true"
   - "[ $RTT_TOOL_CHAIN = 'sourcery-mips' ] && curl -s https://sourcery.mentor.com/public/gnu_toolchain/mips-sde-elf/mips-2012.09-98-mips-sde-elf-i686-pc-linux-gnu.tar.bz2 | sudo tar xjf - -C /opt && export RTT_EXEC_PATH=/opt/mips-2012.09/bin && /opt/mips-2012.09/bin/mips-sde-elf-gcc --version || true"
-  - "[ $RTT_TOOL_CHAIN = 'sourcery-ppc' ] && curl -s https://sourcery.mentor.com/public/gnu_toolchain/powerpc-eabi/freescale-2011.03-39-powerpc-eabi-i686-pc-linux-gnu.tar.bz2 | sudo tar xjf - -C /opt && export RTT_EXEC_PATH=/opt/freescale-2011.03/bin && /opt/freescale-2011.03/bin/powerpc-eabi-gcc --version || true"
-  - "[ $RTT_TOOL_CHAIN = 'atmel-avr32' ] && curl -s http://www.atmel.com/images/avr32-gnu-toolchain-3.4.1.348-linux.any.x86.tar.gz | sudo tar xzf - -C /opt && export RTT_EXEC_PATH=/opt/avr32-gnu-toolchain-linux_x86/bin && /opt/avr32-gnu-toolchain-linux_x86/bin/avr32-gcc --version && curl -sO http://www.atmel.com/images/avr-headers-3.2.3.970.zip && unzip -qq avr-headers-3.2.3.970.zip -d bsp/$RTT_BSP || true"
+  # - "[ $RTT_TOOL_CHAIN = 'sourcery-ppc' ] && curl -s https://sourcery.mentor.com/public/gnu_toolchain/powerpc-eabi/freescale-2011.03-39-powerpc-eabi-i686-pc-linux-gnu.tar.bz2 | sudo tar xjf - -C /opt && export RTT_EXEC_PATH=/opt/freescale-2011.03/bin && /opt/freescale-2011.03/bin/powerpc-eabi-gcc --version || true"
+  # - "[ $RTT_TOOL_CHAIN = 'atmel-avr32' ] && curl -s http://www.atmel.com/images/avr32-gnu-toolchain-3.4.1.348-linux.any.x86.tar.gz | sudo tar xzf - -C /opt && export RTT_EXEC_PATH=/opt/avr32-gnu-toolchain-linux_x86/bin && /opt/avr32-gnu-toolchain-linux_x86/bin/avr32-gcc --version && curl -sO http://www.atmel.com/images/avr-headers-3.2.3.970.zip && unzip -qq avr-headers-3.2.3.970.zip -d bsp/$RTT_BSP || true"
   - export RTT_ROOT=`pwd`
   - "[ x$RTT_CC == x ] && export RTT_CC='gcc' || true"
 
@@ -18,12 +20,12 @@ script:
   - scons -C bsp/$RTT_BSP
 
 env:
-  - RTT_BSP='simulator' RTT_CC='clang-analyze' RTT_EXEC_PATH=/usr/share/clang/scan-build
+#  - RTT_BSP='simulator' RTT_CC='clang-analyze' RTT_EXEC_PATH=/usr/share/clang/scan-build
   - RTT_BSP='CME_M7' RTT_TOOL_CHAIN='sourcery-arm'
   - RTT_BSP='apollo2' RTT_TOOL_CHAIN='sourcery-arm'
   - RTT_BSP='asm9260t' RTT_TOOL_CHAIN='sourcery-arm'
   - RTT_BSP='at91sam9260' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='avr32uc3b0' RTT_TOOL_CHAIN='atmel-avr32'
+#  - RTT_BSP='avr32uc3b0' RTT_TOOL_CHAIN='atmel-avr32'
 #  - RTT_BSP='bf533' # no scons
   - RTT_BSP='efm32' RTT_TOOL_CHAIN='sourcery-arm' 
   - RTT_BSP='gd32450z-eval' RTT_TOOL_CHAIN='sourcery-arm' 
@@ -66,7 +68,7 @@ env:
   - RTT_BSP='stm32f429-disco' RTT_TOOL_CHAIN='sourcery-arm' 
   - RTT_BSP='stm32l475-iot-disco' RTT_TOOL_CHAIN='sourcery-arm' 
   - RTT_BSP='stm32l476-nucleo' RTT_TOOL_CHAIN='sourcery-arm' 
-  - RTT_BSP='taihu' RTT_TOOL_CHAIN='sourcery-ppc'
+#  - RTT_BSP='taihu' RTT_TOOL_CHAIN='sourcery-ppc'
 #  - RTT_BSP='upd70f3454' # iar
 #  - RTT_BSP='x86' # x86
   - RTT_BSP='beaglebone' RTT_TOOL_CHAIN='sourcery-arm'