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author | Dalon Westergreen <dwesterg@gmail.com> | 2016-03-16 07:39:46 -0700 |
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committer | Dalon Westergreen <dwesterg@gmail.com> | 2016-03-16 07:39:46 -0700 |
commit | b382ab7429122176a9a506db3daf9d50652ad6f6 (patch) | |
tree | a71a5a099e2c4d1f3dc0ed335f057d55ae46315a | |
parent | ae104923db16c40673c89f5fa4bba0c28688453d (diff) | |
download | meta-altera-b382ab7429122176a9a506db3daf9d50652ad6f6.tar.gz |
Add detail to README
-rw-r--r-- | README.md | 24 |
1 files changed, 20 insertions, 4 deletions
@@ -11,8 +11,8 @@ and raj.khem@gmail.com | |||
11 | Maintainers: Khem Raj <raj.khem@gmail.com> | 11 | Maintainers: Khem Raj <raj.khem@gmail.com> |
12 | Yves Vandervennet <yvanderv@opensource.altera.com> | 12 | Yves Vandervennet <yvanderv@opensource.altera.com> |
13 | 13 | ||
14 | Specifying Kernel Version | 14 | Specifying Kernel Versions |
15 | ========================= | 15 | ========================== |
16 | This layer has a few providers for the kernel. These are the linux-altera, | 16 | This layer has a few providers for the kernel. These are the linux-altera, |
17 | linux-altera-ltsi, and linux-altera-ltsi-rt kernels. There are also | 17 | linux-altera-ltsi, and linux-altera-ltsi-rt kernels. There are also |
18 | linux-altera-dev and linux-altera-ltsi-dev kernels which follow the current | 18 | linux-altera-dev and linux-altera-ltsi-dev kernels which follow the current |
@@ -31,9 +31,25 @@ or for the linux-altera-ltsi kernel | |||
31 | Please note that older kernels will not compile with GCC 5+ and you will need | 31 | Please note that older kernels will not compile with GCC 5+ and you will need |
32 | to specify in your conf/local.conf to revert to older 4.9 toolchain. | 32 | to specify in your conf/local.conf to revert to older 4.9 toolchain. |
33 | 33 | ||
34 | GCCVERSION = "4.9%" | ||
35 | 34 | ||
36 | or | 35 | Specifying Toolchain Versions |
36 | ============================= | ||
37 | The default Toolchain for ARM in Angstrom is the linaro toolchain. To specify | ||
38 | the use of this toolchain in Yocto add the following to conf/local.conf | ||
39 | |||
40 | GCCVERSION = "linaro-5.2" | ||
41 | SDKGCCVERSION = "linaro-5.2" | ||
42 | DEFAULTTUNE = "cortexa9hf-neon" | ||
43 | |||
44 | To use older kernels not supported by GCC 5+ you will need to use the 4.9 toolchain. | ||
45 | |||
46 | For Yocto: | ||
47 | GCCVERSION = "linaro-4.9" | ||
48 | SDKGCCVERSION = "linaro-4.9" | ||
49 | DEFAULTTUNE = "cortexa9hf-neon" | ||
50 | |||
51 | For Angstrom: | ||
37 | 52 | ||
38 | ANGSTROM_GCC_VERSION_arm = "linaro-4.9%" | 53 | ANGSTROM_GCC_VERSION_arm = "linaro-4.9%" |
39 | 54 | ||
55 | |||