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The ARM toolchain also enables hardware floating point (hardfp) support. Older toolchains including arm-arago-linux-gnueabi- uses software floating point (softfp). This results in software built using a hardfp toolchain being incompatible with software built with a softfp toolchain.hhhhh!U paragraphqh#}q(h%]h&]h']h(]h)]uh+K h,hh-]q(h/XThe qޅq}q(hXThe hhubh/XProcessor SDK Linuxqᅁq}q(hhhNh+Nh,hhhubh/XZ package contains an ARM-based toolchain for Cortex A devices. The ARM toolchain also enables hardware floating point (hardfp) support. Older toolchains including arm-arago-linux-gnueabi- uses software floating point (softfp). This results in software built using a hardfp toolchain being incompatible with software built with a softfp toolchain.q䅁q}q(hXZ package contains an ARM-based toolchain for Cortex A devices. The ARM toolchain also enables hardware floating point (hardfp) support. Older toolchains including arm-arago-linux-gnueabi- uses software floating point (softfp). This results in software built using a hardfp toolchain being incompatible with software built with a softfp toolchain.hhubeubh)q}q(hX ARM Toolchainqhhhhh!hh#}q(h(]qU arm-toolchainqah']h%]h&]h)]qhauh+Nh,hh-]qh/X ARM Toolchainqq}q(hhhhubaubh)q}q(hXnThe |__SDK_FULL_NAME__| package uses an ARM-based tool chain. Other than using a newer version of GCC, the ARM tool chain also supports hard floating point, also known as Hard-FP. Hard-FP uses the FPU on the ARM instead of simulating it. Older tool chains including the Arago tool chain uses soft floating point (Soft-FP). Binaries built using a soft-fp tool chain are not compatible with binaries built using a hard-fp. Therefore, you must rebuild all binaries to use either hard-fp and soft-fp since you can't mix and match. By default, all binaries included in the |__SDK_FULL_NAME__| package will be built for hard-fp.hhhhh!hh#}q(h%]h&]h']h(]h)]uh+Kh,hh-]q(h/XThe qq}q(hXThe hhubh/XProcessor SDK Linuxqq}q(hhhNh+Nh,hhhubh/X! package uses an ARM-based tool chain. Other than using a newer version of GCC, the ARM tool chain also supports hard floating point, also known as Hard-FP. Hard-FP uses the FPU on the ARM instead of simulating it. Older tool chains including the Arago tool chain uses soft floating point (Soft-FP). Binaries built using a soft-fp tool chain are not compatible with binaries built using a hard-fp. Therefore, you must rebuild all binaries to use either hard-fp and soft-fp since you can't mix and match. By default, all binaries included in the qq}q(hX! package uses an ARM-based tool chain. Other than using a newer version of GCC, the ARM tool chain also supports hard floating point, also known as Hard-FP. Hard-FP uses the FPU on the ARM instead of simulating it. Older tool chains including the Arago tool chain uses soft floating point (Soft-FP). Binaries built using a soft-fp tool chain are not compatible with binaries built using a hard-fp. Therefore, you must rebuild all binaries to use either hard-fp and soft-fp since you can't mix and match. By default, all binaries included in the hhubh/XProcessor SDK Linuxqr}r(hhhNh+Nh,hhhubh/X# package will be built for hard-fp.rr}r(hX# package will be built for hard-fp.hhubeubh)r}r(hXAThe name of the toolchain binaries have also been updated from older versions of the SDK. Previous versions may have used a prefix of "**arm-arago-linux-gnueabi-**". Current SDK ARMv7 toolchains use a prefix of "**arm-linux-gnueabihf-**" For example, the new toolchain's gcc compiler is named **arm-linux-gnueabihf-gcc**.hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/XThe name of the toolchain binaries have also been updated from older versions of the SDK. Previous versions may have used a prefix of "r r }r (hXThe name of the toolchain binaries have also been updated from older versions of the SDK. Previous versions may have used a prefix of "hjubcdocutils.nodes strong r )r }r(hX**arm-arago-linux-gnueabi-**h#}r(h%]h&]h']h(]h)]uhjh-]rh/Xarm-arago-linux-gnueabi-rr}r(hUhj ubah!Ustrongrubh/X1". Current SDK ARMv7 toolchains use a prefix of "rr}r(hX1". Current SDK ARMv7 toolchains use a prefix of "hjubj )r}r(hX**arm-linux-gnueabihf-**h#}r(h%]h&]h']h(]h)]uhjh-]rh/Xarm-linux-gnueabihf-rr}r(hUhjubah!jubh/X9" For example, the new toolchain's gcc compiler is named rr }r!(hX9" For example, the new toolchain's gcc compiler is named hjubj )r"}r#(hX**arm-linux-gnueabihf-gcc**h#}r$(h%]h&]h']h(]h)]uhjh-]r%h/Xarm-linux-gnueabihf-gccr&r'}r((hUhj"ubah!jubh/X.r)}r*(hX.hjubeubh)r+}r,(hXLinux-Devkit Structurer-hhhhh!hh#}r.(h(]r/Ulinux-devkit-structurer0ah']h%]h&]h)]r1hauh+Nh,hh-]r2h/XLinux-Devkit Structurer3r4}r5(hj-hj+ubaubh)r6}r7(hXCHere is the structure of the Linux-devkit directory within the SDK.r8hhhhh!hh#}r9(h%]h&]h']h(]h)]uh+K'h,hh-]r:h/XCHere is the structure of the Linux-devkit directory within the SDK.r;r<}r=(hj8hj6ubaubcdocutils.nodes table r>)r?}r@(hUhhhhh!UtablerAh#}rB(h%]h&]h']h(]h)]uh+Nh,hh-]rCcdocutils.nodes tgroup rD)rE}rF(hUh#}rG(h(]h']h%]h&]h)]UcolsKuhj?h-]rH(cdocutils.nodes colspec rI)rJ}rK(hUh#}rL(h(]h']h%]h&]h)]UcolwidthK1uhjEh-]h!UcolspecrMubjI)rN}rO(hUh#}rP(h(]h']h%]h&]h)]UcolwidthKUuhjEh-]h!jMubcdocutils.nodes tbody rQ)rR}rS(hUh#}rT(h%]h&]h']h(]h)]uhjEh-]rU(cdocutils.nodes row rV)rW}rX(hUh#}rY(h%]h&]h']h(]h)]uhjRh-]rZ(cdocutils.nodes entry r[)r\}r](hUh#}r^(h%]h&]h']h(]h)]uhjWh-]r_h)r`}ra(hXElementrbhj\hhh!hh#}rc(h%]h&]h']h(]h)]uh+K*h-]rdh/XElementrerf}rg(hjbhj`ubaubah!Uentryrhubj[)ri}rj(hUh#}rk(h%]h&]h']h(]h)]uhjWh-]rlh)rm}rn(hXLocationrohjihhh!hh#}rp(h%]h&]h']h(]h)]uh+K*h-]rqh/XLocationrrrs}rt(hjohjmubaubah!jhubeh!UrowruubjV)rv}rw(hUh#}rx(h%]h&]h']h(]h)]uhjRh-]ry(j[)rz}r{(hUh#}r|(h%]h&]h']h(]h)]uhjvh-]r}h)r~}r(hXToolchain Locationrhjzhhh!hh#}r(h%]h&]h']h(]h)]uh+K,h-]rh/XToolchain Locationrr}r(hjhj~ubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjvh-]rh)r}r(hX1linux-devkit/sysroots/x86\_64-arago-linux/usr/binhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K,h-]rh/X0linux-devkit/sysroots/x86_64-arago-linux/usr/binrr}r(hX1linux-devkit/sysroots/x86\_64-arago-linux/usr/binhjubaubah!jhubeh!juubjV)r}r(hUh#}r(h%]h&]h']h(]h)]uhjRh-]r(j[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hX Cross Compile Libraries Locationrhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K.h-]rh/X Cross Compile Libraries Locationrr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXMlinux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/librhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K.h-]rh/XMlinux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/librr}r(hjhjubaubah!jhubeh!juubjV)r}r(hUh#}r(h%]h&]h']h(]h)]uhjRh-]r(j[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hX-Headers for Cross Compiled Libraries Locationrhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K0h-]rh/X-Headers for Cross Compiled Libraries Locationrr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXQlinux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/includerhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K0h-]rh/XQlinux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/includerr}r(hjhjubaubah!jhubeh!juubeh!Utbodyrubeh!Utgrouprubaubh)r}r(hXLocation in SDKrhhhhh!hh#}r(h(]rUlocation-in-sdkrah']h%]h&]h)]rh auh+Nh,hh-]rh/XLocation in SDKrr}r(hjhjubaubh)r}r(hXThe toolchain is located in the Linux SDK in the **/linux-devkit** directory. The following sections will cover the key components of the toolchain.hhhhh!hh#}r(h%]h&]h']h(]h)]uh+K6h,hh-]r(h/X1The toolchain is located in the Linux SDK in the rr}r(hX1The toolchain is located in the Linux SDK in the hjubj )r}r(hX"**/linux-devkit**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X/linux-devkitrr}r(hUhjubah!jubh/XR directory. The following sections will cover the key components of the toolchain.rr}r(hXR directory. The following sections will cover the key components of the toolchain.hjubeubh)r}r(hXCross-Compilers/Toolsrhhhhh!hh#}r(h(]rUcross-compilerstoolsrah']h%]h&]h)]rhauh+Nh,hh-]rh/XCross-Compilers/Toolsrr}r(hjhjubaubh)r}r(hXThe cross-compilers and tools such as qmake2 can be found the the **/linux-devkit/sysroots/x86\_64-arago-linux/usr/bin** directory. Adding this directory to your PATH will allow using these tools. For example:hhhhh!hh#}r(h%]h&]h']h(]h)]uh+K=h,hh-]r(h/XBThe cross-compilers and tools such as qmake2 can be found the the rr}r(hXBThe cross-compilers and tools such as qmake2 can be found the the hjubj )r}r(hXG**/linux-devkit/sysroots/x86\_64-arago-linux/usr/bin**h#}r(h%]h&]h']h(]h)]uhjh-]rh/XB/linux-devkit/sysroots/x86_64-arago-linux/usr/binrr}r(hUhjubah!jubh/XY directory. Adding this directory to your PATH will allow using these tools. For example:rr}r(hXY directory. Adding this directory to your PATH will allow using these tools. For example:hjubeubh)r}r(hXa**host# export PATH="/linux-devkit/sysroots/x86\_64-arago-linux/usr/bin:$PATH"**hhhhh!hh#}r(h%]h&]h']h(]h)]uh+KAh,hh-]rj )r}r(hXa**host# export PATH="/linux-devkit/sysroots/x86\_64-arago-linux/usr/bin:$PATH"**h#}r (h%]h&]h']h(]h)]uhjh-]r h/X\host# export PATH="/linux-devkit/sysroots/x86_64-arago-linux/usr/bin:$PATH"r r }r (hUhjubah!jubaubh)r}r(hXAdditional tools are also located here such as the **qmake2, rcc, uic** tools used by Qt. In addition there is a qt.conf file that can be used by tools such as Qt creator to use the pre-built libraries found in the Linux SDK.hhhhh!hh#}r(h%]h&]h']h(]h)]uh+KDh,hh-]r(h/X3Additional tools are also located here such as the rr}r(hX3Additional tools are also located here such as the hjubj )r}r(hX**qmake2, rcc, uic**h#}r(h%]h&]h']h(]h)]uhjh-]rh/Xqmake2, rcc, uicrr}r(hUhjubah!jubh/X tools used by Qt. In addition there is a qt.conf file that can be used by tools such as Qt creator to use the pre-built libraries found in the Linux SDK.rr}r(hX tools used by Qt. In addition there is a qt.conf file that can be used by tools such as Qt creator to use the pre-built libraries found in the Linux SDK.hjubeubh)r}r (hXToolchain Prefixr!hhhhh!hh#}r"(h(]r#Utoolchain-prefixr$ah']h%]h&]h)]r%h auh+Nh,hh-]r&h/XToolchain Prefixr'r(}r)(hj!hjubaubh)r*}r+(hXDThe cross-compile tools are prefixed with a unique target triplet which indicates the architecture and OS of the output executable code. For example, the prefix **arm-linux-gnueabihf-** indicates the ARMv7 achitecture running the Linux OS, and thus the corresponding GCC cross compiler is called **arm-linux-gnueabihf-gcc**.hhhhh!hh#}r,(h%]h&]h']h(]h)]uh+KKh,hh-]r-(h/XThe cross-compile tools are prefixed with a unique target triplet which indicates the architecture and OS of the output executable code. For example, the prefix r.r/}r0(hXThe cross-compile tools are prefixed with a unique target triplet which indicates the architecture and OS of the output executable code. For example, the prefix hj*ubj )r1}r2(hX**arm-linux-gnueabihf-**h#}r3(h%]h&]h']h(]h)]uhj*h-]r4h/Xarm-linux-gnueabihf-r5r6}r7(hUhj1ubah!jubh/Xo indicates the ARMv7 achitecture running the Linux OS, and thus the corresponding GCC cross compiler is called r8r9}r:(hXo indicates the ARMv7 achitecture running the Linux OS, and thus the corresponding GCC cross compiler is called hj*ubj )r;}r<(hX**arm-linux-gnueabihf-gcc**h#}r=(h%]h&]h']h(]h)]uhj*h-]r>h/Xarm-linux-gnueabihf-gccr?r@}rA(hUhj;ubah!jubh/X.rB}rC(hX.hj*ubeubh)rD}rE(hXrReference the table below for all toolchain prefixes and their corresponding architectures found in Processor SDK.rFhhhhh!hh#}rG(h%]h&]h']h(]h)]uh+KQh,hh-]rHh/XrReference the table below for all toolchain prefixes and their corresponding architectures found in Processor SDK.rIrJ}rK(hjFhjDubaubcsphinx.ext.ifconfig ifconfig rL)rM}rN(hUhhhhh!UifconfigrOh#}rP(UexprrQXCONFIG_sdk in ('PLSDK')h(]h']h%]h&]h)]uh+KTh,hh-]rRj>)rS}rT(hUhjMhhh!jAh#}rU(h%]h&]h']h(]h)]uh+Nh,hh-]rVjD)rW}rX(hUh#}rY(h(]h']h%]h&]h)]UcolsKuhjSh-]rZ(jI)r[}r\(hUh#}r](h(]h']h%]h&]h)]UcolwidthKuhjWh-]h!jMubjI)r^}r_(hUh#}r`(h(]h']h%]h&]h)]UcolwidthKuhjWh-]h!jMubjI)ra}rb(hUh#}rc(h(]h']h%]h&]h)]UcolwidthKIuhjWh-]h!jMubjQ)rd}re(hUh#}rf(h%]h&]h']h(]h)]uhjWh-]rg(jV)rh}ri(hUh#}rj(h%]h&]h']h(]h)]uhjdh-]rk(j[)rl}rm(hUh#}rn(h%]h&]h']h(]h)]uhjhh-]roh)rp}rq(hXToolchain Prefixrrhjlhhh!hh#}rs(h%]h&]h']h(]h)]uh+KWh-]rth/XToolchain Prefixrurv}rw(hjrhjpubaubah!jhubj[)rx}ry(hUh#}rz(h%]h&]h']h(]h)]uhjhh-]r{h)r|}r}(hX Architecturer~hjxhhh!hh#}r(h%]h&]h']h(]h)]uh+KWh-]rh/X Architecturerr}r(hj~hj|ubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjhh-]rh)r}r(hXProcessor SDK Devicerhjhhh!hh#}r(h%]h&]h']h(]h)]uh+KWh-]rh/XProcessor SDK Devicerr}r(hjhjubaubah!jhubeh!juubjV)r}r(hUh#}r(h%]h&]h']h(]h)]uhjdh-]r(j[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXarm-oe-linux-gnueabi-rhjhhh!hh#}r(h%]h&]h']h(]h)]uh+KYh-]rh/Xarm-oe-linux-gnueabi-rr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXARMv5rhjhhh!hh#}r(h%]h&]h']h(]h)]uh+KYh-]rh/XARMv5rr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hX omapl138-lcdkrhjhhh!hh#}r(h%]h&]h']h(]h)]uh+KYh-]rh/X omapl138-lcdkrr}r(hjhjubaubah!jhubeh!juubjV)r}r(hUh#}r(h%]h&]h']h(]h)]uhjdh-]r(j[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXarm-linux-gnueabihf-rhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K[h-]rh/Xarm-linux-gnueabihf-rr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXARMv7rhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K[h-]rh/XARMv7rr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXGam335x-evm, am437x-evm, am57xx-evm, k2e-evm, k2g-evm, k2hk-evm, k2l-evmrhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K[h-]rh/XGam335x-evm, am437x-evm, am57xx-evm, k2e-evm, k2g-evm, k2hk-evm, k2l-evmrr}r(hjhjubaubah!jhubeh!juubjV)r}r(hUh#}r(h%]h&]h']h(]h)]uhjdh-]r(j[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXaarch64-linux-gnu-rhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K]h-]rh/Xaarch64-linux-gnu-rr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hXARMv8rhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K]h-]rh/XARMv8rr}r(hjhjubaubah!jhubj[)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]rh)r}r(hX am65xx-evmrhjhhh!hh#}r(h%]h&]h']h(]h)]uh+K]h-]rh/X am65xx-evmrr}r(hjhjubaubah!jhubeh!juubeh!jubeh!jubaubaubjL)r}r (hUhhhhh!jOh#}r (jQXCONFIG_sdk in ('PSDKLA')h(]h']h%]h&]h)]uh+K`h,hh-]r j>)r }r (hUhjhhh!jAh#}r(h%]h&]h']h(]h)]uh+Nh,hh-]rjD)r}r(hUh#}r(h(]h']h%]h&]h)]UcolsKuhj h-]r(jI)r}r(hUh#}r(h(]h']h%]h&]h)]UcolwidthKuhjh-]h!jMubjI)r}r(hUh#}r(h(]h']h%]h&]h)]UcolwidthKuhjh-]h!jMubjI)r}r(hUh#}r(h(]h']h%]h&]h)]UcolwidthKIuhjh-]h!jMubjQ)r}r(hUh#}r(h%]h&]h']h(]h)]uhjh-]r (jV)r!}r"(hUh#}r#(h%]h&]h']h(]h)]uhjh-]r$(j[)r%}r&(hUh#}r'(h%]h&]h']h(]h)]uhj!h-]r(h)r)}r*(hXToolchain Prefixr+hj%hhh!hh#}r,(h%]h&]h']h(]h)]uh+Kch-]r-h/XToolchain Prefixr.r/}r0(hj+hj)ubaubah!jhubj[)r1}r2(hUh#}r3(h%]h&]h']h(]h)]uhj!h-]r4h)r5}r6(hX Architecturer7hj1hhh!hh#}r8(h%]h&]h']h(]h)]uh+Kch-]r9h/X Architecturer:r;}r<(hj7hj5ubaubah!jhubj[)r=}r>(hUh#}r?(h%]h&]h']h(]h)]uhj!h-]r@h)rA}rB(hXProcessor SDK DevicerChj=hhh!hh#}rD(h%]h&]h']h(]h)]uh+Kch-]rEh/XProcessor SDK DevicerFrG}rH(hjChjAubaubah!jhubeh!juubjV)rI}rJ(hUh#}rK(h%]h&]h']h(]h)]uhjh-]rL(j[)rM}rN(hUh#}rO(h%]h&]h']h(]h)]uhjIh-]rPh)rQ}rR(hXaarch64-linux-gnu-rShjMhhh!hh#}rT(h%]h&]h']h(]h)]uh+Keh-]rUh/Xaarch64-linux-gnu-rVrW}rX(hjShjQubaubah!jhubj[)rY}rZ(hUh#}r[(h%]h&]h']h(]h)]uhjIh-]r\h)r]}r^(hXARMv8r_hjYhhh!hh#}r`(h%]h&]h']h(]h)]uh+Keh-]rah/XARMv8rbrc}rd(hj_hj]ubaubah!jhubj[)re}rf(hUh#}rg(h%]h&]h']h(]h)]uhjIh-]rhh)ri}rj(hXj7-evmrkhjehhh!hh#}rl(h%]h&]h']h(]h)]uh+Keh-]rmh/Xj7-evmrnro}rp(hjkhjiubaubah!jhubeh!juubeh!jubeh!jubaubaubh)rq}rr(hXIn an effort to be succient, the specific toolchain prefix will be replaced with ${TOOLCHAIN_PREFIX} in the examples below. In fact, the `environment-setup script <#environment-setup-script>`__, described below, will set this variable in your environment.hhhhh!hh#}rs(h%]h&]h']h(]h)]uh+Khh,hh-]rt(h/XIn an effort to be succient, the specific toolchain prefix will be replaced with ${TOOLCHAIN_PREFIX} in the examples below. In fact, the rurv}rw(hXIn an effort to be succient, the specific toolchain prefix will be replaced with ${TOOLCHAIN_PREFIX} in the examples below. In fact, the hjqubho)rx}ry(hX8`environment-setup script <#environment-setup-script>`__h#}rz(UnameXenvironment-setup scripthsX#environment-setup-scripth(]h']h%]h&]h)]uhjqh-]r{h/Xenvironment-setup scriptr|r}}r~(hUhjxubah!hxubh/X>, described below, will set this variable in your environment.rr}r(hX>, described below, will set this variable in your environment.hjqubeubh)r}r(hXCross-Compiled Librariesrhhhhh!hh#}r(h(]rUcross-compiled-librariesrah']h%]h&]h)]rhauh+Nh,hh-]rh/XCross-Compiled Librariesrr}r(hjhjubaubh)r}r(hXbThe toolchain within the Linux SDK contains more than just the cross-compiler, it also contains pre-built libraries that can be used in your applications without requiring you to cross-compile them yourself. These libraries include packages from alsa to zlib. The libraries are located in the **/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/** directory. For a list of the libraries you can refer to the software manifest found in the **/docs** directory or look at the list of libraries available in the **/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/lib** directory. You will also find the header files corresponding to these libraries in the **/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/include** directory. Usage of these libraries will be covered in more detail in the next sections, but as an example if your application wants access to the alsa asound library then you can now do the following command (assuming you have added the cross compiler to your PATH):hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kph,hh-]r(h/X%The toolchain within the Linux SDK contains more than just the cross-compiler, it also contains pre-built libraries that can be used in your applications without requiring you to cross-compile them yourself. These libraries include packages from alsa to zlib. The libraries are located in the rr}r(hX%The toolchain within the Linux SDK contains more than just the cross-compiler, it also contains pre-built libraries that can be used in your applications without requiring you to cross-compile them yourself. These libraries include packages from alsa to zlib. The libraries are located in the hjubj )r}r(hX\**/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/**h#}r(h%]h&]h']h(]h)]uhjh-]rh/XX/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/rr}r(hUhjubah!jubh/X\ directory. For a list of the libraries you can refer to the software manifest found in the rr}r(hX\ directory. For a list of the libraries you can refer to the software manifest found in the hjubj )r}r(hX**/docs**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X/docsrr}r(hUhjubah!jubh/X= directory or look at the list of libraries available in the rr}r(hX= directory or look at the list of libraries available in the hjubj )r}r(hXc**/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/lib**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X_/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/librr}r(hUhjubah!jubh/XX directory. You will also find the header files corresponding to these libraries in the rr}r(hXX directory. You will also find the header files corresponding to these libraries in the hjubj )r}r(hXg**/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/include**h#}r(h%]h&]h']h(]h)]uhjh-]rh/Xc/linux-devkit/sysroots/-vfp-neon-linux-gnueabi/usr/includerr}r(hUhjubah!jubh/X  directory. Usage of these libraries will be covered in more detail in the next sections, but as an example if your application wants access to the alsa asound library then you can now do the following command (assuming you have added the cross compiler to your PATH):rr}r(hX  directory. Usage of these libraries will be covered in more detail in the next sections, but as an example if your application wants access to the alsa asound library then you can now do the following command (assuming you have added the cross compiler to your PATH):hjubeubh)r}r(hX<**host# ${TOOLCHAIN_PREFIX}gcc -lasound app.c -o app.out** |hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(j )r}r(hX:**host# ${TOOLCHAIN_PREFIX}gcc -lasound app.c -o app.out**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X6host# ${TOOLCHAIN_PREFIX}gcc -lasound app.c -o app.outrr}r(hUhjubah!jubh/X |rr}r(hX |hjubeubh)r}r(hXenvironment-setup scriptrhhhhh!hh#}r(h(]rUenvironment-setup-scriptrah']h%]h&]h)]rhauh+Nh,hh-]rh/Xenvironment-setup scriptrr}r(hjhjubaubh)r}r(hX^When cross-compiling packages that use configuration tools and autotools there are many settings that are required to make sure that the proper cross-compile libraries are used. The **environment-setup** script located in the **/linux-devkit** directory handles this for you. This script exports variables to perform actions such as:hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/XWhen cross-compiling packages that use configuration tools and autotools there are many settings that are required to make sure that the proper cross-compile libraries are used. The rr}r(hXWhen cross-compiling packages that use configuration tools and autotools there are many settings that are required to make sure that the proper cross-compile libraries are used. The hjubj )r}r(hX**environment-setup**h#}r(h%]h&]h']h(]h)]uhjh-]rh/Xenvironment-setuprr}r(hUhjubah!jubh/X script located in the rr}r(hX script located in the hjubj )r}r(hX"**/linux-devkit**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X/linux-devkitrr}r(hUhjubah!jubh/XZ directory handles this for you. This script exports variables to perform actions such as:rr}r(hXZ directory handles this for you. This script exports variables to perform actions such as:hjubeubcdocutils.nodes bullet_list r)r}r(hUhhhhh!U bullet_listrh#}r(UbulletrX-h(]h']h%]h&]h)]uh+Kh,hh-]r(cdocutils.nodes list_item r)r}r(hX Adding the toolchain to the PATHrhjhhh!U list_itemrh#}r(h%]h&]h']h(]h)]uh+Nh,hh-]rh)r}r(hjhjhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh-]rh/X Adding the toolchain to the PATHrr}r(hjhjubaubaubj)r}r(hXSetting up CPATHrhjhhh!jh#}r(h%]h&]h']h(]h)]uh+Nh,hh-]r h)r }r (hjhjhhh!hh#}r (h%]h&]h']h(]h)]uh+Kh-]r h/XSetting up CPATHrr}r(hjhj ubaubaubj)r}r(hX Setting up PKG\_CONFIG\_\* pathsrhjhhh!jh#}r(h%]h&]h']h(]h)]uh+Nh,hh-]rh)r}r(hjhjhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh-]rh/XSetting up PKG_CONFIG_* pathsrr}r(hX Setting up PKG\_CONFIG\_\* pathshjubaubaubj)r}r(hXJSetting standard variable such as CC, CPP, AR to the cross-compile values hjhhh!jh#}r(h%]h&]h']h(]h)]uh+Nh,hh-]r h)r!}r"(hXISetting standard variable such as CC, CPP, AR to the cross-compile valuesr#hjhhh!hh#}r$(h%]h&]h']h(]h)]uh+Kh-]r%h/XISetting standard variable such as CC, CPP, AR to the cross-compile valuesr&r'}r((hj#hj!ubaubaubeubh)r)}r*(hXYTo **use** the environment-setup script you only need to source it. This is as simple as:hhhhh!hh#}r+(h%]h&]h']h(]h)]uh+Kh,hh-]r,(h/XTo r-r.}r/(hXTo hj)ubj )r0}r1(hX**use**h#}r2(h%]h&]h']h(]h)]uhj)h-]r3h/Xuser4r5}r6(hUhj0ubah!jubh/XO the environment-setup script you only need to source it. This is as simple as:r7r8}r9(hXO the environment-setup script you only need to source it. This is as simple as:hj)ubeubh)r:}r;(hX1**host# source linux-devkit/environment-setup** |hhhhh!hh#}r<(h%]h&]h']h(]h)]uh+Kh,hh-]r=(j )r>}r?(hX/**host# source linux-devkit/environment-setup**h#}r@(h%]h&]h']h(]h)]uhj:h-]rAh/X+host# source linux-devkit/environment-setuprBrC}rD(hUhj>ubah!jubh/X |rErF}rG(hX |hj:ubeubh)rH}rI(hXTo know if the environment setup script has been sourced in your current shell the shell prompt will be changed to contain the **[linux-devkit]:** prefix in the command prompt.hhhhh!hh#}rJ(h%]h&]h']h(]h)]uh+Kh,hh-]rK(h/XTo know if the environment setup script has been sourced in your current shell the shell prompt will be changed to contain the rLrM}rN(hXTo know if the environment setup script has been sourced in your current shell the shell prompt will be changed to contain the hjHubj )rO}rP(hX**[linux-devkit]:**h#}rQ(h%]h&]h']h(]h)]uhjHh-]rRh/X[linux-devkit]:rSrT}rU(hUhjOubah!jubh/X prefix in the command prompt.rVrW}rX(hX prefix in the command prompt.hjHubeubh)rY}rZ(hXnThe `Usage <#usage>`__ section below will cover some cases where using the environment-setup script is useful.hhhhh!hh#}r[(h%]h&]h']h(]h)]uh+Kh,hh-]r\(h/XThe r]r^}r_(hXThe hjYubho)r`}ra(hX`Usage <#usage>`__h#}rb(UnameXUsagehsX#usageh(]h']h%]h&]h)]uhjYh-]rch/XUsagerdre}rf(hUhj`ubah!hxubh/XX section below will cover some cases where using the environment-setup script is useful.rgrh}ri(hXX section below will cover some cases where using the environment-setup script is useful.hjYubeubh)rj}rk(hXWhen Compiling the Linux Kernelrlhhhhh!hh#}rm(h(]rnUwhen-compiling-the-linux-kernelroah']h%]h&]h)]rphauh+Nh,hh-]rqh/XWhen Compiling the Linux Kernelrrrs}rt(hjlhjjubaubh)ru}rv(hXBecause environment-setup changes standard variables such as CC you should not use this script when compiler projects that build host-side as well as target-side tools. A prime example of this is the Linux kernel, which builds some host side tools to help during the kernel build. If the environment-setup script has been sourced then the CC value will specify the cross-compiler for the host-side tool build. This means that the tools compiled and used during the kernel build will be compiled for the ARM platform while the kernel build tries to run these tools on an Intel platform. This will cause the tools to fail to run and the kernel to fail to compile.rwhhhhh!hh#}rx(h%]h&]h']h(]h)]uh+Kh,hh-]ryh/XBecause environment-setup changes standard variables such as CC you should not use this script when compiler projects that build host-side as well as target-side tools. A prime example of this is the Linux kernel, which builds some host side tools to help during the kernel build. If the environment-setup script has been sourced then the CC value will specify the cross-compiler for the host-side tool build. This means that the tools compiled and used during the kernel build will be compiled for the ARM platform while the kernel build tries to run these tools on an Intel platform. This will cause the tools to fail to run and the kernel to fail to compile.rzr{}r|(hjwhjuubaubh)r}}r~(hXUsagerhhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]rh/XUsagerr}r(hjhj}ubaubh)r}r(hXThe following sections give some examples of how to use the included toolchain to compile simple applications such as *HelloWorld* to more complex examples such as configuring and compiler GStreamer plugins.hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/XvThe following sections give some examples of how to use the included toolchain to compile simple applications such as rr}r(hXvThe following sections give some examples of how to use the included toolchain to compile simple applications such as hjubcdocutils.nodes emphasis r)r}r(hX *HelloWorld*h#}r(h%]h&]h']h(]h)]uhjh-]rh/X HelloWorldrr}r(hUhjubah!Uemphasisrubh/XM to more complex examples such as configuring and compiler GStreamer plugins.rr}r(hXM to more complex examples such as configuring and compiler GStreamer plugins.hjubeubh)r}r(hXSimple Cross-Compilerhhhhh!hh#}r(h(]rUsimple-cross-compilerah']h%]h&]h)]rhauh+Nh,hh-]rh/XSimple Cross-Compilerr}r(hjhjubaubh)r}r(hXIn the simplest case the cross-compiler can be used to compile simple applications that just need access to standard libraries. The two examples below cover an application that uses only the standard libgcc libraries and another example that uses the pthreads threading library.rhhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]rh/XIn the simplest case the cross-compiler can be used to compile simple applications that just need access to standard libraries. The two examples below cover an application that uses only the standard libgcc libraries and another example that uses the pthreads threading library.rr}r(hjhjubaubh)r}r(hX HelloWorldrhhhhh!hh#}r(h(]rU helloworldrah']h%]h&]h)]rh auh+Nh,hh-]rh/X HelloWorldrr}r(hjhjubaubh)r}r(hX#Simple applications like **HelloWorld** can be compiled using just a call to the cross-compiler since the cross-compiler can find the libraries it was built with without any issues. The following steps will show how to make a simple helloworld application and cross-compile that application.hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/XSimple applications like rr}r(hXSimple applications like hjubj )r}r(hX**HelloWorld**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X HelloWorldrr}r(hUhjubah!jubh/X can be compiled using just a call to the cross-compiler since the cross-compiler can find the libraries it was built with without any issues. The following steps will show how to make a simple helloworld application and cross-compile that application.rr}r(hX can be compiled using just a call to the cross-compiler since the cross-compiler can find the libraries it was built with without any issues. The following steps will show how to make a simple helloworld application and cross-compile that application.hjubeubh)r}r(hX Create a **helloworld.c** file |hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/X Create a rr}r(hX Create a hjubj )r}r(hX**helloworld.c**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X helloworld.crr}r(hUhjubah!jubh/X file |rr}r(hX file |hjubeubcdocutils.nodes literal_block r)r}r(hX]#include int main() { printf ("Hello World from TI!!!\n"); return 0; }hhhhh!U literal_blockrh#}r(UlinenosrUlanguagerXchhh(]h']h%]Uhighlight_argsr}h&]h)]uh+Kh,hh-]rh/X]#include int main() { printf ("Hello World from TI!!!\n"); return 0; }rr}r(hUhjubaubh)r}r(hXCross-compile the **helloworld.c** file using the cross-compile toolchain. In this example we will invoke the toolchain without it having been added to our PATH.hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/XCross-compile the rr}r(hXCross-compile the hjubj )r}r(hX**helloworld.c**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X helloworld.crr}r(hUhjubah!jubh/X file using the cross-compile toolchain. In this example we will invoke the toolchain without it having been added to our PATH.rr}r(hX file using the cross-compile toolchain. In this example we will invoke the toolchain without it having been added to our PATH.hjubeubcdocutils.nodes line_block r)r}r(hUhhhhh!U line_blockrh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]rcdocutils.nodes line r)r}r(hUUindentrKhjhhh!h+h#}r(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)r}r(hX**host# /linux-devkit/sysroots/x86\_64-arago-linux/usr/bin/${TOOLCHAIN_PREFIX}gcc helloworld.c -o helloworld**hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]rj )r}r(hX**host# /linux-devkit/sysroots/x86\_64-arago-linux/usr/bin/${TOOLCHAIN_PREFIX}gcc helloworld.c -o helloworld**h#}r(h%]h&]h']h(]h)]uhjh-]rh/Xzhost# /linux-devkit/sysroots/x86_64-arago-linux/usr/bin/${TOOLCHAIN_PREFIX}gcc helloworld.c -o helloworldrr }r (hUhjubah!jubaubj)r }r (hUhhhhh!jh#}r (h%]h&]h']h(]h)]uh+Kh,hh-]rj)r}r(hUjKhj hhh!h+h#}r(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)r}r(hXAfter the above steps are run you should now have a **helloworld** executable in your directory that has been compiled for the ARM. A simple way to check this is to run the following command:hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/X4After the above steps are run you should now have a rr}r(hX4After the above steps are run you should now have a hjubj )r}r(hX**helloworld**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X helloworldrr}r(hUhjubah!jubh/X} executable in your directory that has been compiled for the ARM. A simple way to check this is to run the following command:r r!}r"(hX} executable in your directory that has been compiled for the ARM. A simple way to check this is to run the following command:hjubeubj)r#}r$(hUhhhhh!jh#}r%(h%]h&]h']h(]h)]uh+Kh,hh-]r&j)r'}r((hUjKhj#hhh!h+h#}r)(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)r*}r+(hX**host# file helloworld**r,hhhhh!hh#}r-(h%]h&]h']h(]h)]uh+Kh,hh-]r.j )r/}r0(hj,h#}r1(h%]h&]h']h(]h)]uhj*h-]r2h/Xhost# file helloworldr3r4}r5(hUhj/ubah!jubaubj)r6}r7(hUhhhhh!jh#}r8(h%]h&]h']h(]h)]uh+Kh,hh-]r9j)r:}r;(hUjKhj6hhh!h+h#}r<(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)r=}r>(hXThis should yield output like:r?hhhhh!hh#}r@(h%]h&]h']h(]h)]uh+Kh,hh-]rAh/XThis should yield output like:rBrC}rD(hj?hj=ubaubj)rE}rF(hUhhhhh!jh#}rG(h%]h&]h']h(]h)]uh+Kh,hh-]rHj)rI}rJ(hUjKhjEhhh!h+h#}rK(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)rL}rM(hX"helloworld: ELF 32-bit LSB executable, **ARM**, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.31, not stripped"hhhhh!hh#}rN(h%]h&]h']h(]h)]uh+Kh,hh-]rO(h/X("helloworld: ELF 32-bit LSB executable, rPrQ}rR(hX("helloworld: ELF 32-bit LSB executable, hjLubj )rS}rT(hX**ARM**h#}rU(h%]h&]h']h(]h)]uhjLh-]rVh/XARMrWrX}rY(hUhjSubah!jubh/X^, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.31, not stripped"rZr[}r\(hX^, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.31, not stripped"hjLubeubj)r]}r^(hUhhhhh!jh#}r_(h%]h&]h']h(]h)]uh+Kh,hh-]r`j)ra}rb(hUjKhj]hhh!h+h#}rc(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubcdocutils.nodes note rd)re}rf(hX/The ARM entry above was made bold for emphasis.rghhhhh!Unoterhh#}ri(h%]h&]h']h(]h)]uh+Nh,hh-]rjh)rk}rl(hjghjehhh!hh#}rm(h%]h&]h']h(]h)]uh+Kh-]rnh/X/The ARM entry above was made bold for emphasis.rorp}rq(hjghjkubaubaubj)rr}rs(hUhhhhh!jh#}rt(h%]h&]h']h(]h)]uh+Kh,hh-]ruj)rv}rw(hUjKhjrhhh!h+h#}rx(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)ry}rz(hXUsing PThreadsr{hhhhh!hh#}r|(h(]r}Uusing-pthreadsr~ah']h%]h&]h)]rh auh+Nh,hh-]rh/XUsing PThreadsrr}r(hj{hjyubaubh)r}r(hXIn many cases your simple application probably wants to use additional libraries than the standard libgcc and glibc libraries. In this case you will need to include the header files for those libraries as well as add the library to the compile line. In this example we will look at how to build a simple threading application and use the pthread library. This example was derived from the example code at `**http://www.amparo.net/ce155/thread-ex.html** `__hhhhh!hh#}r(h%]h&]h']h(]h)]uh+Kh,hh-]r(h/XIn many cases your simple application probably wants to use additional libraries than the standard libgcc and glibc libraries. In this case you will need to include the header files for those libraries as well as add the library to the compile line. In this example we will look at how to build a simple threading application and use the pthread library. This example was derived from the example code at rr}r(hXIn many cases your simple application probably wants to use additional libraries than the standard libgcc and glibc libraries. In this case you will need to include the header files for those libraries as well as add the library to the compile line. In this example we will look at how to build a simple threading application and use the pthread library. This example was derived from the example code at hjubho)r}r(hX_`**http://www.amparo.net/ce155/thread-ex.html** `__h#}r(UnameX.**http://www.amparo.net/ce155/thread-ex.html**hsX*http://www.amparo.net/ce155/thread-ex.htmlh(]h']h%]h&]h)]uhjh-]rh/X.**http://www.amparo.net/ce155/thread-ex.html**rr}r(hUhjubah!hxubeubh)r}r(hX9Create a file **thread-ex.c** with the following contentsrhhhhh!hh#}r(h%]h&]h']h(]h)]uh+Mh,hh-]r(h/XCreate a file rr}r(hXCreate a file hjubj )r}r(hX**thread-ex.c**h#}r(h%]h&]h']h(]h)]uhjh-]rh/X thread-ex.crr}r(hUhjubah!jubh/X with the following contentsrr}r(hX with the following contentshjubeubj)r}r(hUhhhhh!jh#}r(h%]h&]h']h(]h)]uh+Mh,hh-]rj)r}r(hUjKhjhhh!h+h#}r(h%]h&]h']h(]h)]uh+Kh,hh-]ubaubj)r}r(hXE#include ; #include ; #include ; #include ; #include ; #include ; #include ; int print_message_function(void *ptr); /* struct to hold data to be passed to a thread this shows how multiple data items can be passed to a thread */ typedef struct str_thdata { int thread_no; char message[100]; } thdata; int main(int argc, void **argv) { pthread_t thread1, thread2; thdata data1, data2; data1.thread_no = 1; strcpy(data1.message, "Hello!"); data2.thread_no = 2; strcpy(data2.message, "Hi!"); pthread_create (&thread1, NULL, (void *) &print_message_function, (void *) &data1); pthread_create (&thread2, NULL, (void *) &print_message_function, (void *) &data2); pthread_join(thread1, NULL); pthread_join(thread2, NULL); exit(0); } int print_message_function ( void *ptr ) { thdata *data; data = (thdata *) ptr; /* type cast to a pointer to thdata */ /* do the work */ printf("Thread %d says%s \n", data->thread_no, data->message); return 0; }hhhhh!jh#}r(hhh(]h']h%]h&]r(UcoderXceh)]uh+M9h,hh-]r(cdocutils.nodes inline r)r}r(hX#includeh#}r(h%]h&]r(UcommentrUpreprocreh']h(]h)]uhjh-]rh/X#includerr}r(hUhjubah!Uinlinerubh/X r}r(hX hjubj)r}r(hX ;h#}r(h%]h&]r(UcommentrU preprocfilereh']h(]h)]uhjh-]rh/X ;rr}r(hUhjubah!jubj)r}r(hX 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punctuationr ah']h(]h)]uhjh-]r h/X;r }r (hUhj ubah!jubh/X r r }r (hX hjubj)r }r (hXdatah#}r (h%]h&]r Unamer ah']h(]h)]uhjh-]r h/Xdatar r }r (hUhj ubah!jubh/X r }r (hX hjubj)r }r (hX=h#}r (h%]h&]r Uoperatorr ah']h(]h)]uhjh-]r h/X=r }r (hUhj ubah!jubh/X r }r (hX hjubj)r }r (hX(h#}r (h%]h&]r U punctuationr ah']h(]h)]uhjh-]r h/X(r }r (hUhj ubah!jubj)r }r (hXthdatah#}r (h%]h&]r Unamer ah']h(]h)]uhjh-]r h/Xthdatar r }r (hUhj ubah!jubh/X r }r (hX hjubj)r }r (hX*h#}r (h%]h&]r Uoperatorr ah']h(]h)]uhjh-]r h/X*r }r (hUhj ubah!jubj)r }r (hX)h#}r (h%]h&]r U punctuationr ah']h(]h)]uhjh-]r h/X)r }r (hUhj ubah!jubh/X r }r (hX hjubj)r }r (hXptrh#}r (h%]h&]r Unamer ah']h(]h)]uhjh-]r h/Xptrr r }r (hUhj ubah!jubj)r }r (hX;h#}r (h%]h&]r U punctuationr ah']h(]h)]uhjh-]r h/X;r }r (hUhj ubah!jubh/X r! r" }r# (hX hjubj)r$ }r% (hX&/* type cast to a pointer to thdata */h#}r& (h%]h&]r' (Ucommentr( U multiliner) eh']h(]h)]uhjh-]r* h/X&/* type cast to a pointer to thdata */r+ r, }r- (hUhj$ ubah!jubh/X r. r/ }r0 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(hXprintfh#}r@ (h%]h&]rA UnamerB ah']h(]h)]uhjh-]rC h/XprintfrD rE }rF (hUhj> ubah!jubj)rG }rH (hX(h#}rI (h%]h&]rJ U punctuationrK ah']h(]h)]uhjh-]rL h/X(rM }rN (hUhjG ubah!jubj)rO }rP (hX"Thread %d says%s h#}rQ (h%]h&]rR (UliteralrS UstringrT eh']h(]h)]uhjh-]rU h/X"Thread %d says%s rV rW }rX (hUhjO ubah!jubj)rY }rZ (hX\nh#}r[ (h%]h&]r\ (Uliteralr] Ustringr^ Uescaper_ eh']h(]h)]uhjh-]r` h/X\nra rb }rc (hUhjY ubah!jubj)rd }re (hX"h#}rf (h%]h&]rg (Uliteralrh Ustringri eh']h(]h)]uhjh-]rj h/X"rk }rl (hUhjd ubah!jubj)rm }rn (hX,h#}ro (h%]h&]rp U punctuationrq ah']h(]h)]uhjh-]rr h/X,rs }rt (hUhjm ubah!jubh/X ru }rv (hX hjubj)rw }rx (hXdatah#}ry (h%]h&]rz Unamer{ ah']h(]h)]uhjh-]r| h/Xdatar} r~ }r (hUhjw ubah!jubj)r }r (hX->h#}r (h%]h&]r Uoperatorr ah']h(]h)]uhjh-]r h/X->r r }r (hUhj ubah!jubj)r }r (hX thread_noh#}r (h%]h&]r Unamer ah']h(]h)]uhjh-]r h/X thread_nor r }r (hUhj ubah!jubj)r }r (hX,h#}r (h%]h&]r U punctuationr ah']h(]h)]uhjh-]r h/X,r }r (hUhj ubah!jubh/X r }r (hX hjubj)r }r (hXdatah#}r (h%]h&]r Unamer ah']h(]h)]uhjh-]r h/Xdatar r }r (hUhj ubah!jubj)r }r (hX->h#}r (h%]h&]r Uoperatorr ah']h(]h)]uhjh-]r h/X->r r }r (hUhj ubah!jubj)r }r (hXmessageh#}r (h%]h&]r Unamer ah']h(]h)]uhjh-]r h/Xmessager r }r (hUhj ubah!jubj)r }r (hX);h#}r (h%]h&]r U punctuationr ah']h(]h)]uhjh-]r h/X);r r }r (hUhj ubah!jubh/X r r }r (hX hjubj)r }r (hXreturnh#}r (h%]h&]r Ukeywordr ah']h(]h)]uhjh-]r h/Xreturnr r }r (hUhj ubah!jubh/X r }r (hX hjubj)r }r (hX0h#}r (h%]h&]r (Uliteralr Unumberr Uintegerr eh']h(]h)]uhjh-]r h/X0r }r (hUhj ubah!jubj)r }r (hX;h#}r (h%]h&]r U punctuationr ah']h(]h)]uhjh-]r h/X;r }r (hUhj ubah!jubh/X r }r (hX hjubj)r }r (hX}h#}r (h%]h&]r U punctuationr ah']h(]h)]uhjh-]r h/X}r }r (hUhj ubah!jubeubj)r }r (hUhhhhh!jh#}r (h%]h&]h']h(]h)]uh+M:h,hh-]r j)r }r (hUjKhj hhh!h+h#}r (h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)r }r (hX4Cross-compile the **thread-ex.c** file using the cross-compile toolchain. In this example we will first add the toolchain to our PATH. This only needs to be done once. We will also add the pthread library to the compile line so that we will link with the library file that provides the pthread\_\* functions.hhhhh!hh#}r (h%]h&]h']h(]h)]uh+M<h,hh-]r (h/XCross-compile the r r }r (hXCross-compile the hj ubj )r }r (hX**thread-ex.c**h#}r (h%]h&]h']h(]h)]uhj h-]r h/X thread-ex.cr r }r (hUhj ubah!jubh/X file using the cross-compile toolchain. In this example we will first add the toolchain to our PATH. This only needs to be done once. We will also add the pthread library to the compile line so that we will link with the library file that provides the pthread_* functions.r r }r (hX file using the cross-compile toolchain. In this example we will first add the toolchain to our PATH. This only needs to be done once. We will also add the pthread library to the compile line so that we will link with the library file that provides the pthread\_\* functions.hj ubeubj)r }r (hUhhhhh!jh#}r (h%]h&]h']h(]h)]uh+MBh,hh-]r j)r }r (hUjKhj hhh!h+h#}r (h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)r }r (hX\**export PATH="/linux-devkit/sysroots/x86\_64-arago-linux/usr/bin/:$PATH"**hhhhh!hh#}r (h%]h&]h']h(]h)]uh+MDh,hh-]r j )r }r (hX\**export PATH="/linux-devkit/sysroots/x86\_64-arago-linux/usr/bin/:$PATH"**h#}r (h%]h&]h']h(]h)]uhj h-]r h/XWexport PATH="/linux-devkit/sysroots/x86_64-arago-linux/usr/bin/:$PATH"r r }r (hUhj ubah!jubaubj)r }r (hUhhhhh!jh#}r (h%]h&]h']h(]h)]uh+MGh,hh-]r j)r }r (hUjKhj hhh!h+h#}r (h%]h&]h']h(]h)]uh+Kh,hh-]ubaubh)r }r (hXI**${TOOLCHAIN_PREFIX}gcc '**\ **-lpthread'** **thread-ex.c -o thread-ex**r hhhhh!hh#}r (h%]h&]h']h(]h)]uh+MIh,hh-]r (j )r }r! (hX**${TOOLCHAIN_PREFIX}gcc '**h#}r" (h%]h&]h']h(]h)]uhj h-]r# h/X${TOOLCHAIN_PREFIX}gcc 'r$ r% }r& (hUhj ubah!jubh/Xr' }r( (hX\ hj ubj )r) }r* (hX**-lpthread'**h#}r+ (h%]h&]h']h(]h)]uhj h-]r, h/X -lpthread'r- r. }r/ (hUhj) ubah!jubh/X r0 }r1 (hX hj ubj )r2 }r3 (hX**thread-ex.c -o thread-ex**h#}r4 (h%]h&]h']h(]h)]uhj h-]r5 h/Xthread-ex.c -o thread-exr6 r7 }r8 (hUhj2 ubah!jubeubj)r9 }r: (hUhhhhh!jh#}r; (h%]h&]h']h(]h)]uh+MKh,hh-]r< j)r= }r> (hUjKhj9 hhh!h+h#}r? (h%]h&]h']h(]h)]uh+Kh,hh-]ubaubjd)r@ }rA (hX8The -lpthread entry above was made italics for emphasis.rB hhhhh!jhh#}rC (h%]h&]h']h(]h)]uh+Nh,hh-]rD h)rE }rF (hjB hj@ hhh!hh#}rG (h%]h&]h']h(]h)]uh+MNh-]rH h/X8The -lpthread entry above was made italics for emphasis.rI rJ }rK (hjB hjE ubaubaubh)rL }rM (hXConfigure/AutotoolsrN hhhhh!hh#}rO (h(]rP UconfigureautotoolsrQ ah']h%]h&]h)]rR hauh+Nh,hh-]rS h/XConfigure/AutotoolsrT rU }rV (hjN hjL ubaubh)rW }rX (hX<The last case to cover is one where the **environment-setup** script is useful. In this case we will download the **gst-plugins-bad** package and configure and build it using the environment-setup script to configure the system for the **autotools** to properly detect the libraries available as pre-built libraries.hhhhh!hh#}rY (h%]h&]h']h(]h)]uh+MSh,hh-]rZ (h/X(The last case to cover is one where the r[ r\ }r] (hX(The last case to cover is one where the hjW ubj )r^ }r_ (hX**environment-setup**h#}r` (h%]h&]h']h(]h)]uhjW h-]ra h/Xenvironment-setuprb rc }rd (hUhj^ ubah!jubh/X5 script is useful. In this case we will download the re rf }rg (hX5 script is useful. In this case we will download the hjW ubj )rh }ri (hX**gst-plugins-bad**h#}rj (h%]h&]h']h(]h)]uhjW h-]rk h/Xgst-plugins-badrl rm }rn (hUhjh ubah!jubh/Xg package and configure and build it using the environment-setup script to configure the system for the ro rp }rq (hXg package and configure and build it using the environment-setup script to configure the system for the hjW ubj )rr }rs (hX **autotools**h#}rt (h%]h&]h']h(]h)]uhjW h-]ru h/X autotoolsrv rw }rx (hUhjr ubah!jubh/XC to properly detect the libraries available as pre-built libraries.ry rz }r{ (hXC to properly detect the libraries available as pre-built libraries.hjW ubeubcdocutils.nodes enumerated_list r| )r} }r~ (hUhhhhh!Uenumerated_listr h#}r (Usuffixr U.h(]h']h%]Uprefixr Uh&]h)]Uenumtyper Uarabicr uh+MYh,hh-]r (j)r }r (hX=First download the `gst-plugins-bad-0.10.11.tar.gz `__ package wget http://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-0.10.11.tar.gz .. raw:: html
**IMPORTANT** In order to build the gst-plugins-bad package you will need libglib2.0-dev installed on your system. You can install this using **sudo apt-get install libglib2.0-dev** .. raw:: html
hj} hNh!jh#}r (h%]h&]h']h(]h)]uh+Nh,hh-]r (h)r }r (hXFirst download the `gst-plugins-bad-0.10.11.tar.gz `__ package wget http://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-0.10.11.tar.gzhj hhh!hh#}r (h%]h&]h']h(]h)]uh+MYh-]r (h/XFirst download the r r }r (hXFirst download the hj ubho)r }r (hXx`gst-plugins-bad-0.10.11.tar.gz `__h#}r (UnameXgst-plugins-bad-0.10.11.tar.gzhsXShttp://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-0.10.11.tar.gzh(]h']h%]h&]h)]uhj h-]r h/Xgst-plugins-bad-0.10.11.tar.gzr r }r (hUhj ubah!hxubh/X package wget r r }r (hX package wget hj ubho)r }r (hXShttp://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-0.10.11.tar.gzr h#}r (Urefurij h(]h']h%]h&]h)]uhj h-]r h/XShttp://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-0.10.11.tar.gzr r }r (hUhj ubah!hxubeubcdocutils.nodes raw r )r }r (hXh
hj hhh!Urawr h#}r (UformatXhtmlhhh(]h']h%]h&]h)]uh+M_h-]r h/Xh
r r }r (hUhj ubaubh)r }r (hX**IMPORTANT** In order to build the gst-plugins-bad package you will need libglib2.0-dev installed on your system. You can install this using **sudo apt-get install libglib2.0-dev**hj hhh!hh#}r (h%]h&]h']h(]h)]uh+Mdh-]r (j )r }r (hX **IMPORTANT**h#}r (h%]h&]h']h(]h)]uhj h-]r h/X IMPORTANTr r }r (hUhj ubah!jubh/X In order to build the gst-plugins-bad package you will need libglib2.0-dev installed on your system. You can install this using r r }r (hX In order to build the gst-plugins-bad package you will need libglib2.0-dev installed on your system. You can install this using hj ubj )r }r (hX'**sudo apt-get install libglib2.0-dev**h#}r (h%]h&]h']h(]h)]uhj h-]r h/X#sudo apt-get install libglib2.0-devr r }r (hUhj ubah!jubeubj )r }r (hX
hj hhh!j h#}r (UformatXhtmlhhh(]h']h%]h&]h)]uh+Mih-]r h/X
r r }r (hUhj ubaubeubj)r }r (hXFExtract the plugins tarball **tar zxf gst-plugins-bad-0.10.11.tar.gz**hj} hhh!jh#}r (h%]h&]h']h(]h)]uh+Nh,hh-]r h)r }r (hXFExtract the plugins tarball **tar zxf gst-plugins-bad-0.10.11.tar.gz**hj hhh!hh#}r (h%]h&]h']h(]h)]uh+Mmh-]r (h/XExtract the plugins tarball r r }r (hXExtract the plugins tarball hj ubj )r }r (hX***tar zxf gst-plugins-bad-0.10.11.tar.gz**h#}r (h%]h&]h']h(]h)]uhj h-]r h/X&tar zxf gst-plugins-bad-0.10.11.tar.gzr r }r (hUhj ubah!jubeubaubj)r }r (hXJChange directory into the extracted sources **cd gst-plugins-bad-0.10.11**hj} hhh!jh#}r (h%]h&]h']h(]h)]uh+Nh,hh-]r h)r }r (hXJChange directory into the extracted sources **cd gst-plugins-bad-0.10.11**hj hhh!hh#}r (h%]h&]h']h(]h)]uh+Moh-]r (h/X,Change directory into the extracted sources r r }r (hX,Change directory into the extracted sources hj ubj )r }r (hX**cd gst-plugins-bad-0.10.11**h#}r (h%]h&]h']h(]h)]uhj h-]r h/Xcd gst-plugins-bad-0.10.11r r }r (hUhj ubah!jubeubaubj)r }r (hXSource the **/linux-devkit/environment-setup** script to prepare to configure and build the plugins. **source /linux-devkit/environment-setup**hj} hhh!jh#}r (h%]h&]h']h(]h)]uh+Nh,hh-]r h)r }r (hXSource the **/linux-devkit/environment-setup** script to prepare to configure and build the plugins. **source /linux-devkit/environment-setup**hj hhh!hh#}r (h%]h&]h']h(]h)]uh+Mqh-]r (h/X Source the r r }r (hX Source the hj ubj )r }r (hX4**/linux-devkit/environment-setup**h#}r (h%]h&]h']h(]h)]uhj h-]r h/X0/linux-devkit/environment-setupr r }r (hUhj ubah!jubh/X7 script to prepare to configure and build the plugins. r r }r(hX7 script to prepare to configure and build the plugins. hj ubj )r}r(hX;**source /linux-devkit/environment-setup**h#}r(h%]h&]h']h(]h)]uhj h-]rh/X7source /linux-devkit/environment-setuprr}r(hUhjubah!jubeubaubj)r}r (hXNow configure the package. 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