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build: Add de10-nano board specific compiler flags #174

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merged 1 commit into from
Aug 4, 2019

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marktwtn
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-mcpu=cortex-a9:
The CPU of de10-nano board is Cortex-A9.
-mfloat-abi=softfp:
The NEON intrinsics are not available with the soft option.
Use softfp instead of soft.
-mfpu=neon:
neon equals to neon-vfpv3.

@marktwtn marktwtn requested a review from jserv July 23, 2019 07:30
@marktwtn marktwtn self-assigned this Jul 23, 2019
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@marktwtn marktwtn force-pushed the de10-nano-compile-flags branch from 2ec9079 to 49e5a35 Compare July 24, 2019 06:16
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@tylerw1369
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tylerw1369 commented Jul 27, 2019

You guys can try mine on my repo here https://github.com/tylerw1369/De-10-nano-iota-pow-node. It has ubuntu armhf and kernel and driver already compiled for armhf. I had same issues as you guys and had to go armhf to get things to function properly. The Google download link had the image that is ready to copy to SD card and start up

@marktwtn
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You guys can try mine on my repo here https://github.com/tylerw1369/De-10-nano-iota-pow-node. It has ubuntu armhf and kernel and driver already compiled for armhf. I had same issues as you guys and had to go armhf to get things to function properly. The Google download link had the image that is ready to copy to SD card and start up

@tylerw1369 thanks, it really helps a lot.

-mcpu=cortex-a9:
The CPU of de10-nano board is Cortex-A9.
-mtune=cortex-a9:
Improve the performance for Cortext-A9.
-mfloat-abi=softfp:
The NEON intrinsics are not available with the soft option.
Use softfp instead of soft.
-mfpu=neon:
neon equals to neon-vfpv3.
@marktwtn marktwtn force-pushed the de10-nano-compile-flags branch from 49e5a35 to 453b11a Compare August 4, 2019 03:34
@jserv jserv merged commit 46d6b4a into DLTcollab:develop Aug 4, 2019
@marktwtn marktwtn deleted the de10-nano-compile-flags branch August 4, 2019 04:17
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3 participants