> +# This program is free software; you can redistribute it and/or
> +# modify it under the terms of the GNU General Public License as
> +# published by the Free Software Foundation; either version 2 of
> +# the License, or (at your option) any later version.
> +#
> +# This program is distributed in the hope that it will be useful,
> +# but WITHOUT ANY WARRANTY; without even the implied warranty of
> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> +# GNU General Public License for more details.
> +#
> +# You should have received a copy of the GNU General Public License
> +# along with this program; if not, write to the Free Software
> +# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> +# MA 02111-1307 USA
> +#
> +PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \
> + -msoft-float
> +
> +# Make ARMv5 to allow more compilers to work, even though its v6.
> +PLATFORM_CPPFLAGS += -march=armv5t
could we do it dynamicly?
> +# =========================================================================
> +#
> +# Supply options according to compiler version
> +#
> +# =========================================================================
> +PLATFORM_CPPFLAGS +=$(call cc-option,-mapcs-32,-mabi=apcs-gnu)
> +PLATFORM_CPPFLAGS +=$(call cc-option,-mno-thumb-interwork,)
> +PLATFORM_RELFLAGS +=$(call cc-option,-mshort-load-bytes,$(call
> cc-option,-malignment-traps,))
> diff --git a/cpu/arm1176/cpu.c b/cpu/arm1176/cpu.c
> new file mode 100644
> index 0000000..54228d1
> --- /dev/null
> +++ b/cpu/arm1176/cpu.c
> @@ -0,0 +1,186 @@
> +/*
> + * (C) Copyright 2004 Texas Insturments
> + *
> + * (C) Copyright 2002
> + * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
> + * Marius Groeger <[EMAIL PROTECTED]>
> + *
> + * (C) Copyright 2002
> + * Gary Jennejohn, DENX Software Engineering, <[EMAIL PROTECTED]>
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> +{
> + volatile int i;
> +
> + /* Many OMAP regs need at least 2 nops */
so please use nop
> + for (i = 0; i < 100; i++);
> +}
> +
> +/* See also ARM Ref. Man. */
> +#define C1_MMU (1<<0) /* mmu off/on */
> +#define C1_ALIGN (1<<1) /* alignment faults off/on */
> +#define C1_DC (1<<2) /* dcache off/on */
> +#define C1_WB (1<<3) /* merging write buffer on/off
> */
> +#define C1_BIG_ENDIAN (1<<7) /* big endian off/on */
> +#define C1_SYS_PROT (1<<8) /* system protection */
> +#define C1_ROM_PROT (1<<9) /* ROM protection */
> +#define C1_IC (1<<12) /* icache off/on */
> +#define C1_HIGH_VECTORS (1<<13) /* location of vectors: low/high
> addresses */
> +#define RESERVED_1 (0xf << 3) /* must be 111b for R/W */
> +
> +int cpu_init (void)
> +{
> + return 0;
> +}
> +
> +int cleanup_before_linux (void)
> +{
> + /*
> + * this function is called just before we call linux
> + * it prepares the processor for linux
> + *
> + * we turn off caches etc ...
> + */
> +
> + unsigned long i;
> +
> + disable_interrupts ();
> +
> + /* turn off I/D-cache */
> + asm ("mrc p15, 0, %0, c1, c0, 0":"=r" (i));
> + i &= ~(C1_DC | C1_IC);
> + asm ("mcr p15, 0, %0, c1, c0, 0": :"r" (i));
why don't you use icache_disable() and dcache_disable()?
> +
> + /* flush I/D-cache */
> + i = 0;
> + asm ("mcr p15, 0, %0, c7, c7, 0": :"r" (i)); /* invalidate both caches
> and flush btb */
> + asm ("mcr p15, 0, %0, c7, c10, 4": :"r" (i)); /* mem barrier to sync
> things */
please implement icache_flush() and dcache_flush()
> + return 0;
> +}
> +
> +
> +++ b/cpu/arm1176/s3c64xx/Makefile
> +#include <common.h>
> +#include <asm/proc-armv/ptrace.h>
> +#include <s3c6400.h>
> +
> +static ulong timer_load_val;
> +
> +#define PRESCALER 167
> +
> +/* macro to read the 16 bit timer */
> +static inline ulong READ_TIMER(void)
> +{
> + S3C64XX_TIMERS *const timers = S3C64XX_GetBase_TIMERS();
please do not use UPPERCASE var type and function & co
> +
> + return timers->TCNTO4;
> +}
> +
> new file mode 100644
> index 0000000..f28ebe8
> --- /dev/null
> +++ b/cpu/arm1176/s3c64xx/nand_cp.c
> @@ -0,0 +1,132 @@
> +/*
> + * $Id: nand_cp.c,v 1.3 2007/02/26 06:19:52 yongkal Exp $
please remove
> + *
> + * (C) Copyright 2006 Samsung Electronics
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License as
> + * published by the Free Software Foundation; either version 2 of
> + * the License, or (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
please be carefull of the coding style too
Best Regards,
J.
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