| Message ID | 1344522624-8589-2-git-send-email-iwamatsu@nigauri.org |
|---|---|
| State | Rejected, archived |
| Delegated to: | Nobuhiro Iwamatsu |
| Headers | show |
On Thu, Aug 09, 2012 at 11:30:24PM +0900, Nobuhiro Iwamatsu wrote: > This add README of Renesas RMOBILE. > Based doc/README.omap3. > > Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> > --- > doc/README.rmobile | 46 ++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 doc/README.rmobile > > diff --git a/doc/README.rmobile b/doc/README.rmobile > new file mode 100644 > index 0000000..b6acb28 > --- /dev/null > +++ b/doc/README.rmobile > @@ -0,0 +1,46 @@ > +Summary > +======= > + > +This README is about U-Boot support for Renesas's ARM Cortex-A9 based RMOBILE[1] > +family of SoCs. Renesas's RMOBILE SoC family contains an ARM Cortex-A9. > + > +Currently the following boards are supported: > + > +* KMC KZM-A9-GT [2] > + > +* Atmark-Techno Armadillo-800-EVA [3] > + > +Toolchain > +========= > + > +While ARM Cortex-A9 support ARM v7 instruction set (-march=armv7a) we compile > +with -march=armv5 to allow more compilers to work. For U-Boot code this has > +no performance impact. Is this really an issue today? Between ELDK, Linaro and CodeSourcey (and many other options too) it's really easy to get a v7 toolchain.
Hi, On Fri, Aug 10, 2012 at 2:03 AM, Tom Rini <trini@ti.com> wrote: > On Thu, Aug 09, 2012 at 11:30:24PM +0900, Nobuhiro Iwamatsu wrote: >> This add README of Renesas RMOBILE. >> Based doc/README.omap3. >> >> Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> >> --- >> doc/README.rmobile | 46 ++++++++++++++++++++++++++++++++++++++++++++++ >> 1 file changed, 46 insertions(+) >> create mode 100644 doc/README.rmobile >> >> diff --git a/doc/README.rmobile b/doc/README.rmobile >> new file mode 100644 >> index 0000000..b6acb28 >> --- /dev/null >> +++ b/doc/README.rmobile >> @@ -0,0 +1,46 @@ >> +Summary >> +======= >> + >> +This README is about U-Boot support for Renesas's ARM Cortex-A9 based RMOBILE[1] >> +family of SoCs. Renesas's RMOBILE SoC family contains an ARM Cortex-A9. >> + >> +Currently the following boards are supported: >> + >> +* KMC KZM-A9-GT [2] >> + >> +* Atmark-Techno Armadillo-800-EVA [3] >> + >> +Toolchain >> +========= >> + >> +While ARM Cortex-A9 support ARM v7 instruction set (-march=armv7a) we compile >> +with -march=armv5 to allow more compilers to work. For U-Boot code this has >> +no performance impact. > > Is this really an issue today? Between ELDK, Linaro and CodeSourcey > (and many other options too) it's really easy to get a v7 toolchain. > You are right. I will fix this sentence. Thanks, Nobuhiro
On 08/10/2012 12:19 AM, Nobuhiro Iwamatsu wrote: > Hi, > > On Fri, Aug 10, 2012 at 2:03 AM, Tom Rini <trini@ti.com> wrote: >> On Thu, Aug 09, 2012 at 11:30:24PM +0900, Nobuhiro Iwamatsu wrote: >>> This add README of Renesas RMOBILE. >>> Based doc/README.omap3. >>> >>> Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> >>> --- >>> doc/README.rmobile | 46 ++++++++++++++++++++++++++++++++++++++++++++++ >>> 1 file changed, 46 insertions(+) >>> create mode 100644 doc/README.rmobile >>> >>> diff --git a/doc/README.rmobile b/doc/README.rmobile >>> new file mode 100644 >>> index 0000000..b6acb28 >>> --- /dev/null >>> +++ b/doc/README.rmobile >>> @@ -0,0 +1,46 @@ >>> +Summary >>> +======= >>> + >>> +This README is about U-Boot support for Renesas's ARM Cortex-A9 based RMOBILE[1] >>> +family of SoCs. Renesas's RMOBILE SoC family contains an ARM Cortex-A9. >>> + >>> +Currently the following boards are supported: >>> + >>> +* KMC KZM-A9-GT [2] >>> + >>> +* Atmark-Techno Armadillo-800-EVA [3] >>> + >>> +Toolchain >>> +========= >>> + >>> +While ARM Cortex-A9 support ARM v7 instruction set (-march=armv7a) we compile >>> +with -march=armv5 to allow more compilers to work. For U-Boot code this has >>> +no performance impact. >> >> Is this really an issue today? Between ELDK, Linaro and CodeSourcey >> (and many other options too) it's really easy to get a v7 toolchain. >> > > You are right. I will fix this sentence. Was the doc wrong or do you mean you'll change the Makefile as well? :) Thanks!
On Sat, Aug 11, 2012 at 12:07 AM, Tom Rini <trini@ti.com> wrote: > On 08/10/2012 12:19 AM, Nobuhiro Iwamatsu wrote: >> Hi, >> >> On Fri, Aug 10, 2012 at 2:03 AM, Tom Rini <trini@ti.com> wrote: >>> On Thu, Aug 09, 2012 at 11:30:24PM +0900, Nobuhiro Iwamatsu wrote: >>>> This add README of Renesas RMOBILE. >>>> Based doc/README.omap3. >>>> >>>> Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> >>>> --- >>>> doc/README.rmobile | 46 ++++++++++++++++++++++++++++++++++++++++++++++ >>>> 1 file changed, 46 insertions(+) >>>> create mode 100644 doc/README.rmobile >>>> >>>> diff --git a/doc/README.rmobile b/doc/README.rmobile >>>> new file mode 100644 >>>> index 0000000..b6acb28 >>>> --- /dev/null >>>> +++ b/doc/README.rmobile >>>> @@ -0,0 +1,46 @@ >>>> +Summary >>>> +======= >>>> + >>>> +This README is about U-Boot support for Renesas's ARM Cortex-A9 based RMOBILE[1] >>>> +family of SoCs. Renesas's RMOBILE SoC family contains an ARM Cortex-A9. >>>> + >>>> +Currently the following boards are supported: >>>> + >>>> +* KMC KZM-A9-GT [2] >>>> + >>>> +* Atmark-Techno Armadillo-800-EVA [3] >>>> + >>>> +Toolchain >>>> +========= >>>> + >>>> +While ARM Cortex-A9 support ARM v7 instruction set (-march=armv7a) we compile >>>> +with -march=armv5 to allow more compilers to work. For U-Boot code this has >>>> +no performance impact. >>> >>> Is this really an issue today? Between ELDK, Linaro and CodeSourcey >>> (and many other options too) it's really easy to get a v7 toolchain. >>> >> >> You are right. I will fix this sentence. > > Was the doc wrong or do you mean you'll change the Makefile as well? :) > Thanks! No, I don' t change Makefile. I will add infomation about how to get compiler. Nobuhiro
diff --git a/doc/README.rmobile b/doc/README.rmobile new file mode 100644 index 0000000..b6acb28 --- /dev/null +++ b/doc/README.rmobile @@ -0,0 +1,46 @@ +Summary +======= + +This README is about U-Boot support for Renesas's ARM Cortex-A9 based RMOBILE[1] +family of SoCs. Renesas's RMOBILE SoC family contains an ARM Cortex-A9. + +Currently the following boards are supported: + +* KMC KZM-A9-GT [2] + +* Atmark-Techno Armadillo-800-EVA [3] + +Toolchain +========= + +While ARM Cortex-A9 support ARM v7 instruction set (-march=armv7a) we compile +with -march=armv5 to allow more compilers to work. For U-Boot code this has +no performance impact. + +Build +===== + +* KZM-A9-GT + +make kzm9g_config +make + +* Armadillo-800-EVA + +make armadillo-800eva_config +make + +Links +===== + +[1] Renesas RMOBILE: + +http://am.renesas.com/products/soc/assp/mobile/r_mobile/index.jsp + +[2] KZM-A9-GT + +http://www.kmckk.co.jp/kzma9-gt/index.html + +[3] Armadillo-800-EVA + +http://armadillo.atmark-techno.com/armadillo-800-EVA
This add README of Renesas RMOBILE. Based doc/README.omap3. Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> --- doc/README.rmobile | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 doc/README.rmobile