Re: [PATCH v2 05/29] nios2: Memory management

Tobias Klauser
2014-07-30T09:01:02Z

On 2014-07-15 at 10:45:32 +0200, Ley Foon Tan <lftan@altera.com> wrote:
> This patch contains the initialisation of the memory blocks, MMU
> attributes and the memory map.
>
> Signed-off-by: Ley Foon Tan <lftan@altera.com>
> ---
> arch/nios2/include/asm/mmu.h | 18 +++
> arch/nios2/include/asm/page.h | 113 +++++++++++++++++++
> arch/nios2/include/asm/uaccess.h | 233 +++++++++++++++++++++++++++++++++++++++
> arch/nios2/mm/init.c | 142 ++++++++++++++++++++++++
> arch/nios2/mm/uaccess.c | 162 +++++++++++++++++++++++++++
> 5 files changed, 668 insertions(+)
> create mode 100644 arch/nios2/include/asm/mmu.h
> create mode 100644 arch/nios2/include/asm/page.h
> create mode 100644 arch/nios2/include/asm/uaccess.h
> create mode 100644 arch/nios2/mm/init.c
> create mode 100644 arch/nios2/mm/uaccess.c

[...]

> diff --git a/arch/nios2/include/asm/page.h b/arch/nios2/include/asm/page.h
> new file mode 100644
> index 0000000..b89c1d6
> --- /dev/null
> +++ b/arch/nios2/include/asm/page.h
> @@ -0,0 +1,113 @@
> +/*
> + * Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
> + * Copyright (C) 2004 Microtronix Datacom Ltd.
> + *
> + * MMU support based on asm/page.h from mips which is:
> + *
> + * Copyright (C) 1994 - 1999, 2000, 03 Ralf Baechle
> + * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
> + *
> + * NOMMU support based on asm/page.h from m68knommu.

You might want to remove this line to avoid confusion, since NOMMU is
not supported anymore in this submission of the NIOS II port.

> + *
> + * 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.
> + */