[U-Boot] [PATCH] MIPS: qemu_mips: Fix a build failure caused by missing <asm/unaligned.h>

[Himanshu Chauhan]

Shinya Kuribayashi wrote:
> make -C lib_generic/
> zlib.c:31:27: error: asm/unaligned.h: No such file or directory
> zlib.c: In function 'inflate_fast':
> zlib.c:641: warning: implicit declaration of function 'get_unaligned'
> make[1]: *** [zlib.o] Error 1
> make[1]: Leaving directory `/home/skuribay/git/u-boot.git/lib_generic'
> make: *** [lib_generic/libgeneric.a] Error 2
> 
> Import relevant header file from LMO tree (slightly modified to U-Boot).
> 
> Reported-by: Himanshu Chauhan <himanshu at symmetricore.com>
> Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi at necel.com>
> ---
> 
> Himanshu Chauhan wrote:
>> I see that in include directory asm points to asm-mips. Inside 
>> asm-mips there is another link arch->arch-mips which is a dead link. 
>> THere is no directory named arch-mips there.
> 
> This is another topic, let's ignore here.
> 
>> Whats the problem here? Should I pull only the MIPS custodian tree?
> 
> I confirmed that this patch fixes the build error, but not sure
> it works or not.  Just build tested.  And note that there there's
> nothing interesting in the u-boot-mips tree, sorry.
> 
> 
> include/asm-mips/unaligned.h |   26 ++++++++++++++++++++++++++
> 1 files changed, 26 insertions(+), 0 deletions(-)
> create mode 100644 include/asm-mips/unaligned.h
> 
> diff --git a/include/asm-mips/unaligned.h b/include/asm-mips/unaligned.h
> new file mode 100644
> index 0000000..da6a347
> --- /dev/null
> +++ b/include/asm-mips/unaligned.h
> @@ -0,0 +1,26 @@
> +/*
> + * This file is subject to the terms and conditions of the GNU General 
> Public
> + * License.  See the file "COPYING" in the main directory of this archive
> + * for more details.
> + *
> + * Copyright (C) 2007 Ralf Baechle (ralf at linux-mips.org)
> + */
> +#ifndef _ASM_MIPS_UNALIGNED_H
> +#define _ASM_MIPS_UNALIGNED_H
> +
> +#include <compiler.h>
> +#if defined(__MIPSEB__)
> +# define get_unaligned    __get_unaligned_be
> +# define put_unaligned    __put_unaligned_be
> +#elif defined(__MIPSEL__)
> +# define get_unaligned    __get_unaligned_le
> +# define put_unaligned    __put_unaligned_le
> +#else
> +#  error "MIPS, but neither __MIPSEB__, nor __MIPSEL__???"
> +#endif
> +
> +# include <linux/unaligned/le_byteshift.h>
> +# include <linux/unaligned/be_byteshift.h>
> +# include <linux/unaligned/generic.h>
> +
> +#endif /* _ASM_MIPS_UNALIGNED_H */

Thanks for sending this patch across. I will try this.

- Himanshu