toolchain-external-codescape-mti-mips: new package

This commit adds a new package for the Codescape MTI external toolchain
for the MIPS architecture.

The legacy implementation is removed.

The Codescape hacks for IMG and MTI are duplicated.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Reviewed-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

toolchain/toolchain-external/Config.in

@@ -28,6 +28,7 @@ source "toolchain/toolchain-external/toolchain-external-blackfin-uclinux/Config.
 # MIPS (use codesourcery toolchain by default)
 source "toolchain/toolchain-external/toolchain-external-codesourcery-mips/Config.in"
 source "toolchain/toolchain-external/toolchain-external-codescape-img-mips/Config.in"
+source "toolchain/toolchain-external/toolchain-external-codescape-mti-mips/Config.in"
 
 config BR2_TOOLCHAIN_EXTERNAL_ARAGO_ARMV7A
 	bool "Arago ARMv7 2011.09"
@@ -74,80 +75,6 @@ config BR2_TOOLCHAIN_EXTERNAL_ARAGO_ARMV5TE
 
 	  This toolchain uses software-floating point.
 
-config BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS
-	bool "Codescape MTI GNU Linux Toolchain 2016.05"
-	depends on BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el
-	depends on BR2_HOSTARCH = "x86_64" || BR2_HOSTARCH = "x86"
-	depends on BR2_MIPS_CPU_MIPS32R2 || (BR2_MIPS_CPU_MIPS64R2 && !BR2_MIPS_SOFT_FLOAT) || \
-		BR2_MIPS_CPU_MIPS32R5 || (BR2_MIPS_CPU_MIPS64R5 && !BR2_MIPS_SOFT_FLOAT)
-	select BR2_TOOLCHAIN_EXTERNAL_GLIBC
-	select BR2_INSTALL_LIBSTDCPP
-	select BR2_HOSTARCH_NEEDS_IA32_LIBS
-	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_0
-	select BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
-	select BR2_TOOLCHAIN_HAS_FORTRAN
-	help
-	  Codescape MTI GNU Linux Toolchain 2015.10 for the MIPS
-	  architecture, from Imagination Technologies. It uses gcc
-	  4.9.2, binutils 2.24.90, glibc 2.20, gdb 7.9.1 and kernel
-	  headers 4.0. It has support for the following variants:
-	    - MIPS32r2 - Big-Endian, Hard-Float, Legacy NaN, o32 ABI
-	      Select 'MIPS (big endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Disable 'Use soft-float'
-	    - MIPS32r2 - Big-Endian, Hard-Float, 2008 NaN, o32 ABI
-	      Select 'MIPS (big endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Disable 'Use soft-float'
-	      Set BR2_TARGET_OPTIMIZATION to '-mnan=2008'
-	    - MIPS32r2 - Big-Endian, Soft-Float, Legacy NaN, o32 ABI
-	      Select 'MIPS (big endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Enable 'Use soft-float'
-	    - MIPS32r2 - Little-Endian, Hard-Float, Legacy NaN, o32 ABI
-	      Select 'MIPS (little endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Disable 'Use soft-float'
-	    - MIPS32r2 - Little-Endian, Hard-Float, 2008 NaN, o32 ABI
-	      Select 'MIPS (little endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Disable 'Use soft-float'
-	      Set BR2_TARGET_OPTIMIZATION to '-mnan=2008'
-	    - MIPS32r2 - Little-Endian, Soft-Float, Legacy NaN, o32 ABI
-	      Select 'MIPS (little endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Enable 'Use soft-float'
-	    - MIPS32r2 - Little-Endian, Hard-Float, 2008 NaN, o32 ABI, microMIPS
-	      Select 'MIPS (little endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Enable 'Use soft-float'
-	      Set BR2_TARGET_OPTIMIZATION to '-mmicromips'
-	    - MIPS32r2 - Little-Endian, Soft-Float, Legacy NaN, o32 ABI, microMIPS
-	      Select 'MIPS (little endian)' Target Architecture
-	      Select 'mips 32r2' Target Architecture Variant
-	      Disable 'Use soft-float'
-	      Set BR2_TARGET_OPTIMIZATION to '-mmicromips'
-	    - MIPS64r2 - Big-Endian, Hard-Float, Legacy NaN, n32 ABI
-	      Select 'MIPS64 (big endian)' Target Architecture
-	      Select 'mips 64r2' Target Architecture Variant
-	      Select 'n32' Target ABI
-	      Disable 'Use soft-float'
-	    - MIPS64r2 - Little-Endian, Hard-Float, Legacy NaN, n32 ABI
-	      Select 'MIPS64 (little endian)' Target Architecture
-	      Select 'mips 64r2' Target Architecture Variant
-	      Select 'n32' Target ABI
-	      Disable 'Use soft-float'
-	    - MIPS64r2 - Big-Endian, Hard-Float, Legacy NaN, n64 ABI
-	      Select 'MIPS64 (big endian)' Target Architecture
-	      Select 'mips 64r2' Target Architecture Variant
-	      Select 'n64' Target ABI
-	      Disable 'Use soft-float'
-	    - MIPS64r2 - Little-Endian, Hard-Float, Legacy NaN, n64 ABI
-	      Select 'MIPS64 (little endian)' Target Architecture
-	      Select 'mips 64r2' Target Architecture Variant
-	      Select 'n64' Target ABI
-	      Disable 'Use soft-float'
-
 config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII
 	bool "Sourcery CodeBench Nios-II 2016.05"
 	depends on BR2_nios2
@@ -359,7 +286,6 @@ config BR2_TOOLCHAIN_EXTERNAL_PREFIX
 	default "x86_64-amd-linux-gnu"   if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_AMD64
 	default "arm-linux-musleabi"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_arm && BR2_ARM_EABI
 	default "arm-linux-musleabihf"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_arm && BR2_ARM_EABIHF
-	default "mips-mti-linux-gnu"     if BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS
 	default "armeb-linux-musleabi"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_armeb
 	default "i486-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_i386
 	default "mips-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && (BR2_mips && !BR2_SOFT_FLOAT)
@@ -415,6 +341,7 @@ source "toolchain/toolchain-external/toolchain-external-blackfin-uclinux/Config.
 # MIPS
 source "toolchain/toolchain-external/toolchain-external-codesourcery-mips/Config.in.options"
 source "toolchain/toolchain-external/toolchain-external-codescape-img-mips/Config.in.options"
+source "toolchain/toolchain-external/toolchain-external-codescape-mti-mips/Config.in.options"
 
 if BR2_TOOLCHAIN_EXTERNAL_CUSTOM
 

toolchain/toolchain-external/toolchain-external-codescape-mti-mips/Config.in

@@ -0,0 +1,73 @@
+config BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS
+	bool "Codescape MTI GNU Linux Toolchain 2016.05"
+	depends on BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el
+	depends on BR2_HOSTARCH = "x86_64" || BR2_HOSTARCH = "x86"
+	depends on BR2_MIPS_CPU_MIPS32R2 || (BR2_MIPS_CPU_MIPS64R2 && !BR2_MIPS_SOFT_FLOAT) || \
+		BR2_MIPS_CPU_MIPS32R5 || (BR2_MIPS_CPU_MIPS64R5 && !BR2_MIPS_SOFT_FLOAT)
+	select BR2_TOOLCHAIN_EXTERNAL_GLIBC
+	select BR2_INSTALL_LIBSTDCPP
+	select BR2_HOSTARCH_NEEDS_IA32_LIBS
+	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_0
+	select BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
+	select BR2_TOOLCHAIN_HAS_FORTRAN
+	help
+	  Codescape MTI GNU Linux Toolchain 2015.10 for the MIPS
+	  architecture, from Imagination Technologies. It uses gcc
+	  4.9.2, binutils 2.24.90, glibc 2.20, gdb 7.9.1 and kernel
+	  headers 4.0. It has support for the following variants:
+	    - MIPS32r2 - Big-Endian, Hard-Float, Legacy NaN, o32 ABI
+	      Select 'MIPS (big endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Disable 'Use soft-float'
+	    - MIPS32r2 - Big-Endian, Hard-Float, 2008 NaN, o32 ABI
+	      Select 'MIPS (big endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Disable 'Use soft-float'
+	      Set BR2_TARGET_OPTIMIZATION to '-mnan=2008'
+	    - MIPS32r2 - Big-Endian, Soft-Float, Legacy NaN, o32 ABI
+	      Select 'MIPS (big endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Enable 'Use soft-float'
+	    - MIPS32r2 - Little-Endian, Hard-Float, Legacy NaN, o32 ABI
+	      Select 'MIPS (little endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Disable 'Use soft-float'
+	    - MIPS32r2 - Little-Endian, Hard-Float, 2008 NaN, o32 ABI
+	      Select 'MIPS (little endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Disable 'Use soft-float'
+	      Set BR2_TARGET_OPTIMIZATION to '-mnan=2008'
+	    - MIPS32r2 - Little-Endian, Soft-Float, Legacy NaN, o32 ABI
+	      Select 'MIPS (little endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Enable 'Use soft-float'
+	    - MIPS32r2 - Little-Endian, Hard-Float, 2008 NaN, o32 ABI, microMIPS
+	      Select 'MIPS (little endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Enable 'Use soft-float'
+	      Set BR2_TARGET_OPTIMIZATION to '-mmicromips'
+	    - MIPS32r2 - Little-Endian, Soft-Float, Legacy NaN, o32 ABI, microMIPS
+	      Select 'MIPS (little endian)' Target Architecture
+	      Select 'mips 32r2' Target Architecture Variant
+	      Disable 'Use soft-float'
+	      Set BR2_TARGET_OPTIMIZATION to '-mmicromips'
+	    - MIPS64r2 - Big-Endian, Hard-Float, Legacy NaN, n32 ABI
+	      Select 'MIPS64 (big endian)' Target Architecture
+	      Select 'mips 64r2' Target Architecture Variant
+	      Select 'n32' Target ABI
+	      Disable 'Use soft-float'
+	    - MIPS64r2 - Little-Endian, Hard-Float, Legacy NaN, n32 ABI
+	      Select 'MIPS64 (little endian)' Target Architecture
+	      Select 'mips 64r2' Target Architecture Variant
+	      Select 'n32' Target ABI
+	      Disable 'Use soft-float'
+	    - MIPS64r2 - Big-Endian, Hard-Float, Legacy NaN, n64 ABI
+	      Select 'MIPS64 (big endian)' Target Architecture
+	      Select 'mips 64r2' Target Architecture Variant
+	      Select 'n64' Target ABI
+	      Disable 'Use soft-float'
+	    - MIPS64r2 - Little-Endian, Hard-Float, Legacy NaN, n64 ABI
+	      Select 'MIPS64 (little endian)' Target Architecture
+	      Select 'mips 64r2' Target Architecture Variant
+	      Select 'n64' Target ABI
+	      Disable 'Use soft-float'

toolchain/toolchain-external/toolchain-external-codescape-mti-mips/Config.in.options

@@ -0,0 +1,9 @@
+if BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS
+
+config BR2_TOOLCHAIN_EXTERNAL_PREFIX
+	default "mips-mti-linux-gnu"
+
+config BR2_PACKAGE_PROVIDES_TOOLCHAIN_EXTERNAL
+	default "toolchain-external-codescape-mti-mips"
+
+endif

toolchain/toolchain-external/toolchain-external-codescape-mti-mips/toolchain-external-codescape-mti-mips.hash

@@ -0,0 +1,3 @@
+# Codescape toolchains from Imagination Technologies
+# From: http://codescape-mips-sdk.imgtec.com/components/toolchain/2016.05-03/downloads.html
+sha256 10b8ab6d7c492abc19ecabafedc6bc5f12ff88107a3cb76dc452b3a9522d9c56  Codescape.GNU.Tools.Package.2016.05-03.for.MIPS.MTI.Linux.CentOS-5.x86.tar.gz

toolchain/toolchain-external/toolchain-external-codescape-mti-mips/toolchain-external-codescape-mti-mips.mk

@@ -0,0 +1,47 @@
+################################################################################
+#
+# toolchain-external-codescape-mti-mips
+#
+################################################################################
+
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_VERSION = 2016.05-03
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_SITE = http://codescape-mips-sdk.imgtec.com/components/toolchain/$(TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_VERSION)
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_STRIP_COMPONENTS = 2
+
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_SOURCE = Codescape.GNU.Tools.Package.$(TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_VERSION).for.MIPS.MTI.Linux.CentOS-5.x86.tar.gz
+
+# Special fixup for Codescape MIPS toolchains, that have bin-<abi> and
+# sbin-<abi> directories. We create symlinks bin -> bin-<abi> and sbin
+# -> sbin-<abi> so that the rest of Buildroot can find the toolchain
+# tools in the appropriate location.
+ifeq ($(BR2_MIPS_OABI32),y)
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_BIN_DIR_SUFFIX = o32
+else ifeq ($(BR2_MIPS_NABI32),y)
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_BIN_DIR_SUFFIX = n32
+else ifeq ($(BR2_MIPS_NABI64),y)
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_BIN_DIR_SUFFIX = n64
+endif
+
+define TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_STAGING_FIXUPS
+	rmdir $(STAGING_DIR)/usr/bin $(STAGING_DIR)/usr/sbin
+	ln -sf bin-$(TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_BIN_DIR_SUFFIX) $(STAGING_DIR)/usr/bin
+	ln -sf sbin-$(TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_BIN_DIR_SUFFIX) $(STAGING_DIR)/usr/sbin
+endef
+
+# The Codescape toolchain uses a sysroot layout that places them
+# side-by-side instead of nested like multilibs. A symlink is needed
+# much like for the nested sysroots which are handled in
+# copy_toolchain_sysroot but there is not enough information in there
+# to determine whether the sysroot layout was nested or side-by-side.
+# Add the symlink here for now.
+define TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_SYMLINK
+	$(Q)ARCH_SYSROOT_DIR="$(call toolchain_find_sysroot,$(TOOLCHAIN_EXTERNAL_CC) $(TOOLCHAIN_EXTERNAL_CFLAGS))"; \
+	ARCH_SUBDIR=`basename $${ARCH_SYSROOT_DIR}`; \
+	ln -snf . $(STAGING_DIR)/$${ARCH_SUBDIR}
+endef
+
+TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_POST_INSTALL_STAGING_HOOKS += \
+	TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_STAGING_FIXUPS \
+	TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS_SYMLINK
+
+$(eval $(toolchain-external-package))

toolchain/toolchain-external/toolchain-external.hash

@@ -21,10 +21,6 @@ sha256 f2febf3b3c565536461ad4405f1bcb835d75a6afb2a8bec958a1248cb4b81fc7  arago-2
 sha256 254af7d02eb3bcc8345c78e131700bc995d65b68232caaed21150a5fd1456070  arago-2011.09-armv5te-linux-gnueabi-sdk.tar.bz2
 sha256 25fbf0513ad7322b15cbaae964cafadcbb4c939f2708f57f40b8f9f2d601122b  arago-toolchain-2011.09-sources.tar.bz2
 
-# Codescape toolchains from Imagination Technologies
-# From: http://codescape-mips-sdk.imgtec.com/components/toolchain/2016.05-03/downloads.html
-sha256 10b8ab6d7c492abc19ecabafedc6bc5f12ff88107a3cb76dc452b3a9522d9c56  Codescape.GNU.Tools.Package.2016.05-03.for.MIPS.MTI.Linux.CentOS-5.x86.tar.gz
-
 # Synopsys DesignWare ARC toolchains
 sha256 1fa4ea2c8616623205f1c7beca02ea31b019099528a7433e5b020b0876b93bf3  arc_gnu_2014.12_prebuilt_uclibc_le_arc700_linux_install.tar.gz
 sha256 1080f07fcae2bfc176a3ea8d30b9ed8eaecab70fb786639d6ec70cae8322df10  arc_gnu_2014.12_prebuilt_uclibc_be_arc700_linux_install.tar.gz

toolchain/toolchain-external/toolchain-external.mk

@@ -38,38 +38,6 @@ TOOLCHAIN_EXTERNAL_SITE =
 TOOLCHAIN_EXTERNAL_SOURCE =
 endif
 
-# The Codescape toolchain uses a sysroot layout that places them
-# side-by-side instead of nested like multilibs. A symlink is needed
-# much like for the nested sysroots which are handled in
-# copy_toolchain_sysroot but there is not enough information in there
-# to determine whether the sysroot layout was nested or side-by-side.
-# Add the symlink here for now.
-define TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_SYMLINK
-	$(Q)ARCH_SYSROOT_DIR="$(call toolchain_find_sysroot,$(TOOLCHAIN_EXTERNAL_CC) $(TOOLCHAIN_EXTERNAL_CFLAGS))"; \
-	ARCH_SUBDIR=`basename $${ARCH_SYSROOT_DIR}`; \
-	ln -snf . $(STAGING_DIR)/$${ARCH_SUBDIR}
-endef
-
-# Special fixup for Codescape MIPS toolchains, that have bin-<abi> and
-# sbin-<abi> directories. We create symlinks bin -> bin-<abi> and sbin
-# -> sbin-<abi> so that the rest of Buildroot can find the toolchain
-# tools in the appropriate location.
-ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS),y)
-ifeq ($(BR2_MIPS_OABI32),y)
-TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_BIN_DIR_SUFFIX = o32
-else ifeq ($(BR2_MIPS_NABI32),y)
-TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_BIN_DIR_SUFFIX = n32
-else ifeq ($(BR2_MIPS_NABI64),y)
-TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_BIN_DIR_SUFFIX = n64
-endif
-
-define TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_STAGING_FIXUPS
-	rmdir $(STAGING_DIR)/usr/bin $(STAGING_DIR)/usr/sbin
-	ln -sf bin-$(TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_BIN_DIR_SUFFIX) $(STAGING_DIR)/usr/bin
-	ln -sf sbin-$(TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_BIN_DIR_SUFFIX) $(STAGING_DIR)/usr/sbin
-endef
-endif
-
 ifeq ($(BR2_TOOLCHAIN_EXTERNAL_ARAGO_ARMV7A),y)
 TOOLCHAIN_EXTERNAL_SITE = http://software-dl.ti.com/sdoemb/sdoemb_public_sw/arago_toolchain/2011_09/exports
 TOOLCHAIN_EXTERNAL_SOURCE = arago-2011.09-armv7a-linux-gnueabi-sdk.tar.bz2
@@ -100,12 +68,6 @@ TOOLCHAIN_EXTERNAL_SOURCE = ia32-2012.09-62-i686-pc-linux-gnu-i386-linux.tar.bz2
 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_AMD64),y)
 TOOLCHAIN_EXTERNAL_SITE = https://sourcery.mentor.com/public/gnu_toolchain/x86_64-amd-linux-gnu
 TOOLCHAIN_EXTERNAL_SOURCE = amd-2015.11-139-x86_64-amd-linux-gnu-i686-pc-linux-gnu.tar.bz2
-else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS),y)
-TOOLCHAIN_EXTERNAL_SITE = http://codescape-mips-sdk.imgtec.com/components/toolchain/2016.05-03
-TOOLCHAIN_EXTERNAL_SOURCE = Codescape.GNU.Tools.Package.2016.05-03.for.MIPS.MTI.Linux.CentOS-5.x86.tar.gz
-TOOLCHAIN_EXTERNAL_POST_INSTALL_STAGING_HOOKS += TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_SYMLINK
-TOOLCHAIN_EXTERNAL_POST_INSTALL_STAGING_HOOKS += TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_STAGING_FIXUPS
-TOOLCHAIN_EXTERNAL_STRIP_COMPONENTS = 2
 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS),y)
 TOOLCHAIN_EXTERNAL_VERSION = 1.1.12
 TOOLCHAIN_EXTERNAL_SITE = https://googledrive.com/host/0BwnS5DMB0YQ6bDhPZkpOYVFhbk0/musl-$(TOOLCHAIN_EXTERNAL_VERSION)