diff options
Diffstat (limited to 'toolchain')
| -rw-r--r-- | toolchain/toolchain-external/ext-tool.mk | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/toolchain/toolchain-external/ext-tool.mk b/toolchain/toolchain-external/ext-tool.mk index 49dd0e2b6..9c88776f6 100644 --- a/toolchain/toolchain-external/ext-tool.mk +++ b/toolchain/toolchain-external/ext-tool.mk @@ -14,11 +14,10 @@ # # The basic principle is the following # -# 1. a. For toolchains downloaded from the Web, Buildroot already -# knows their configuration, so it just downloads them and extract -# them in $(TOOLCHAIN_EXTERNAL_DIR). +# 1. If the toolchain is not pre-installed, download and extract it +# in $(TOOLCHAIN_EXTERNAL_DIR). # -# 1. b. For pre-installed toolchains, perform some checks on the +# 2. For all external toolchains, perform some checks on the # conformity between the toolchain configuration described in the # Buildroot menuconfig system, and the real configuration of the # external toolchain. This is for example important to make sure that @@ -30,19 +29,19 @@ # options. And at configuration time, we are not able to retrieve the # external toolchain configuration. # -# 2. Copy the libraries needed at runtime to the target directory, +# 3. Copy the libraries needed at runtime to the target directory, # $(TARGET_DIR). Obviously, things such as the C library, the dynamic # loader and a few other utility libraries are needed if dynamic # applications are to be executed on the target system. # -# 3. Copy the libraries and headers to the staging directory. This +# 4. Copy the libraries and headers to the staging directory. This # will allow all further calls to gcc to be made using --sysroot # $(STAGING_DIR), which greatly simplifies the compilation of the # packages when using external toolchains. So in the end, only the # cross-compiler binaries remains external, all libraries and headers # are imported into the Buildroot tree. # -# 4. Build a toolchain wrapper which executes the external toolchain +# 5. Build a toolchain wrapper which executes the external toolchain # with a number of arguments (sysroot/march/mtune/..) hardcoded, # so we're sure the correct configuration is always used and the # toolchain behaves similar to an internal toolchain. |