linux-kernel - Re: [PATCH 9/9] RISC-V: Build Infastructure

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Date:   Wed, 28 Jun 2017 14:13:00 -0700 (PDT)
From:   Palmer Dabbelt <palmer@...belt.com>
To:     merker@...ian.org
CC:     albert@...ive.com
Subject:     Re: [PATCH 9/9] RISC-V: Build Infastructure

On Wed, 28 Jun 2017 14:05:14 PDT (-0700), merker@...ian.org wrote:
> On Wed, Jun 28, 2017 at 11:55:38AM -0700, Palmer Dabbelt wrote:
>> This patch contains all the build infastructure that actually enables
>> the RISC-V port.  This includes Makefiles, linker scripts, and Kconfig
>> files.  It also contains the only top-level change, which adds RISC-V to
>> the list of architectures that need a sed run to produce the ARCH
>> variable when building locally.
>>
>> Signed-off-by: Palmer Dabbelt <palmer@...belt.com>
>> ---
> [...]
>> diff --git a/arch/riscv/configs/freedom-u500_defconfig b/arch/riscv/configs/freedom-u500_defconfig
>> new file mode 100644
>> index 000000000000..b37908d45067
>> --- /dev/null
>> +++ b/arch/riscv/configs/freedom-u500_defconfig
>> @@ -0,0 +1,53 @@
>> +CONFIG_CROSS_COMPILE="riscv64-unknown-linux-gnu-"
>
> just a tiny nitpick: defconfigs shouldn't predefine a crosscompiler
> prefix.  That has already been fixed in the other defconfigs at
> some earlier point in time, but IIRC the freedom-u500_defconfig got
> added later on and it was probably overlooked then.

Oh, sorry about that -- you're right, I just missed that one as it wasn't in
the original patch set.

I'll squash this in when we do a v4.

commit 1a262894827be647d55016da09f61eb49962dd7d
Author: Palmer Dabbelt <palmer@...belt.com>
Date:   Wed Jun 28 14:11:17 2017 -0700

    Don't define CROSS_COMPILE in the u500 defconfig

diff --git a/arch/riscv/configs/freedom-u500_defconfig b/arch/riscv/configs/freedom-u500_defconfig
index b37908d45067..b580dc5c8feb 100644
--- a/arch/riscv/configs/freedom-u500_defconfig
+++ b/arch/riscv/configs/freedom-u500_defconfig
@@ -1,4 +1,3 @@
-CONFIG_CROSS_COMPILE="riscv64-unknown-linux-gnu-"
 CONFIG_DEFAULT_HOSTNAME="ucbvax"
 # CONFIG_CROSS_MEMORY_ATTACH is not set
 # CONFIG_FHANDLE is not set