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Date: Sun, 29 Sep 2013 10:26:51 +0200
From: Andrew Turner <andrew@fubar.geek.nz>
To: Berislav Purgar <bpurgar@gmail.com>
Subject: Re: avila boot2 problem ?
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On Sat, 28 Sep 2013 18:48:32 +0200
Berislav Purgar <bpurgar@gmail.com> wrote:

> Hello .. i have tryed to build boot2 for avila GW2345 board but i got
> err from LD
> about missing __aeabi_llsl from boot2.o ?
> 
> freebsd -HEAD ... i have build buildworld and buildenv .. make
> ixp425/boot2 runs Ok but when trying to link these object i got these
> error undefined __aeabi_llsl from boot2.o ..

Can you try the attached patch. It adds the required function to
libkern, along with the needed unwind symbol.

Andrew
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Index: sys/boot/arm/ixp425/boot2/Makefile
===================================================================
--- sys/boot/arm/ixp425/boot2/Makefile	(revision 255873)
+++ sys/boot/arm/ixp425/boot2/Makefile	(working copy)
@@ -1,5 +1,7 @@
 #  $FreeBSD$
 
+.include <bsd.own.mk>
+
 # We get a lot of the std lib functions from here.
 .PATH: ${.CURDIR}/../../at91/libat91
 
@@ -15,6 +17,9 @@
 SRCS=arm_init.S boot2.c ${BOOT_FLAVOR:tl}_board.c
 SRCS+=memchr.c memcmp.c memcpy.c memmem.c memset.c printf.c strcmp.c strcpy.c
 SRCS+=strlen.c ashldi3.c divsi3.S muldi3.c
+.if ${MK_ARM_EABI} != "no"
+SRCS+=aeabi_unwind.c
+.endif
 NO_MAN=
 
 KERNPHYSADDR=0x180000
Index: sys/libkern/arm/aeabi_unwind.c
===================================================================
--- sys/libkern/arm/aeabi_unwind.c	(revision 255873)
+++ sys/libkern/arm/aeabi_unwind.c	(working copy)
@@ -29,7 +29,11 @@
 __FBSDID("$FreeBSD$");
 
 #include <sys/types.h>
+#ifdef _KERNEL
 #include <sys/systm.h>
+#else
+#define	panic(x) (void)0
+#endif
 
 #ifdef __ARM_EABI__
 /* We need to provide these functions never call them */
Index: sys/libkern/ashldi3.c
===================================================================
--- sys/libkern/ashldi3.c	(revision 255873)
+++ sys/libkern/ashldi3.c	(working copy)
@@ -59,3 +59,13 @@
 	}
 	return (aa.q);
 }
+
+#ifdef __ARM_EABI__
+long long __aeabi_llsl(long long, int);
+
+long long
+__aeabi_llsl(long long a, int b)
+{
+	return __ashldi3(a, b);
+}
+#endif

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