[DNX#2006040142000035] [U-Boot-Users] [PATCH][RFC] dcache manipulation fo [...]
DENX Support System
support at denx.de
Sat Apr 1 00:20:03 CEST 2006
Hello list,
inside the automatic U-Boot patch tracking system a new ticket
[DNX#2006040142000035] was created:
<snip>
> This patch implements dcache manipulation for arm926ejs.
>
> Signed-off-by: Hiroki Kaminaga <kaminaga at sm.sony.co.jp>
>
> cpu/arm926ejs/cpu.c | 23 +++++++++++++++++++++++
> 1 files changed, 23 insertions(+)
>
> Index: u-boot-1.1.4/cpu/arm926ejs/cpu.c
> ===================================================================
> --- u-boot-1.1.4.orig/cpu/arm926ejs/cpu.c 2005-12-17 01:39:27.000000000
> +0900
> +++ u-boot-1.1.4/cpu/arm926ejs/cpu.c 2006-02-10 18:28:27.000000000 +0900
> @@ -154,3 +154,26 @@ int icache_status (void)
> {
> return (read_p15_c1 () & C1_IC) != 0;
> }
> +
> +void dcache_enable (void)
> +{
> + ulong reg;
> +
> + reg = read_p15_c1 (); /* get control reg. */
> + cp_delay ();
> + write_p15_c1 (reg | C1_DC);
> +}
> +
> +void dcache_disable (void)
> +{
> + ulong reg;
> +
> + reg = read_p15_c1 ();
> + cp_delay ();
> + write_p15_c1 (reg & ~C1_DC);
> +}
> +
> +int dcache_status (void)
> +{
> + return (read_p15_c1 () & C1_DC) != 0;
> +}
>
>
>
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</snip>
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