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Date: Tue, 13 Dec 2016 23:48:49 +0300
From: Antony Pavlov <antonynpavlov@gmail.com>
Message-Id: <20161213234849.0204a5537c12767ea2b1de41@gmail.com>
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Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org
Subject: Re: [RFC v3 2/2] Add initial RISC-V architecture support
To: Andrey Korolyov <andrey@xdel.ru>
Cc: barebox@lists.infradead.org

On Tue, 13 Dec 2016 20:02:41 +0300
Andrey Korolyov <andrey@xdel.ru> wrote:

> > +CONFIG_TEXT_BASE=3D0x80000000
> > +CONFIG_MEMORY_LAYOUT_FIXED=3Dy
> > +CONFIG_STACK_BASE=3D0x807f0000
> > +CONFIG_STACK_SIZE=3D0x10000
> > +CONFIG_MALLOC_BASE=3D0x80800000
> =

> Due to changed offsets in e300/u500 configurations (as compared to v2-
> qemu config) linkage fails with binutils-2.25.1 and gcc-5.3.0:
> =

> arch/riscv/boot/built-in.o: In function `main_entry':
> /build/barebox/arch/riscv/boot/main_entry.c:34:(.text+0x0): relocation
> truncated to fit: R_RISCV_HI20 against symbol `__bss_start' defined in
> .bss section in barebox
> Makefile:756: recipe for target 'barebox' failed

You can fix the problem by explicitly selecting the 'Medium/Anywhere' gcc c=
ode model,
e.g.

--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -2,7 +2,7 @@ CPPFLAGS +=3D -fno-strict-aliasing
 =

 cflags-y +=3D -fno-pic -pipe
 cflags-y +=3D -Wall -Wmissing-prototypes -Wstrict-prototypes \
-	-Wno-uninitialized -Wno-format -Wno-main
+	-Wno-uninitialized -Wno-format -Wno-main -mcmodel=3Dmedany
 =

 LDFLAGS +=3D $(ldflags-y)
 LDFLAGS_barebox +=3D -nostdlib


-- =

Best regards,
=A0 Antony Pavlov

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