[U-Boot] [PATCH] sh: delete an unused source file
Nobuhiro Iwamatsu
nobuhiro.iwamatsu.yj at renesas.com
Mon Mar 31 07:46:57 CEST 2014
2014-03-31 13:09 GMT+09:00 Masahiro Yamada <yamada.m at jp.panasonic.com>:
> Signed-off-by: Masahiro Yamada <yamada.m at jp.panasonic.com>
> Cc: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj at renesas.com>
Acked-by: Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
> ---
> arch/sh/cpu/sh2/cache.c | 96 -------------------------------------------------
> 1 file changed, 96 deletions(-)
> delete mode 100644 arch/sh/cpu/sh2/cache.c
>
> diff --git a/arch/sh/cpu/sh2/cache.c b/arch/sh/cpu/sh2/cache.c
> deleted file mode 100644
> index 8093e98..0000000
> --- a/arch/sh/cpu/sh2/cache.c
> +++ /dev/null
> @@ -1,96 +0,0 @@
> -/*
> - * (C) Copyright 2007
> - * Yoshihiro Shimoda <shimoda.yoshihiro at renesas.com>
> - *
> - * Copyright (C) 2007, 2008 Nobobuhiro Iwamatsu <iwamatsu at nigauri.org>
> - * Copyright (C) 2008 Renesas Solutions Corp.
> - *
> - * SPDX-License-Identifier: GPL-2.0+
> - */
> -
> -#include <common.h>
> -#include <command.h>
> -#include <asm/processor.h>
> -#include <asm/io.h>
> -
> -/*
> - * Jump to P2 area.
> - * When handling TLB or caches, we need to do it from P2 area.
> - */
> -#define jump_to_P2() \
> -do { \
> - unsigned long __dummy; \
> - __asm__ __volatile__( \
> - "mov.l 1f, %0\n\t" \
> - "or %1, %0\n\t" \
> - "jmp @%0\n\t" \
> - " nop\n\t" \
> - ".balign 4\n" \
> - "1: .long 2f\n" \
> - "2:" \
> - : "=&r" (__dummy) \
> - : "r" (0x20000000)); \
> -} while (0)
> -
> -/*
> - * Back to P1 area.
> - */
> -#define back_to_P1() \
> -do { \
> - unsigned long __dummy; \
> - __asm__ __volatile__( \
> - "nop;nop;nop;nop;nop;nop;nop\n\t" \
> - "mov.l 1f, %0\n\t" \
> - "jmp @%0\n\t" \
> - " nop\n\t" \
> - ".balign 4\n" \
> - "1: .long 2f\n" \
> - "2:" \
> - : "=&r" (__dummy)); \
> -} while (0)
> -
> -#define CACHE_VALID 1
> -#define CACHE_UPDATED 2
> -
> -static inline void cache_wback_all(void)
> -{
> - unsigned long addr, data, i, j;
> -
> - jump_to_P2();
> - for (i = 0; i < CACHE_OC_NUM_ENTRIES; i++) {
> - for (j = 0; j < CACHE_OC_NUM_WAYS; j++) {
> - addr = CACHE_OC_ADDRESS_ARRAY
> - | (j << CACHE_OC_WAY_SHIFT)
> - | (i << CACHE_OC_ENTRY_SHIFT);
> - data = inl(addr);
> - if (data & CACHE_UPDATED) {
> - data &= ~CACHE_UPDATED;
> - outl(data, addr);
> - }
> - }
> - }
> - back_to_P1();
> -}
> -
> -
> -#define CACHE_ENABLE 0
> -#define CACHE_DISABLE 1
> -
> -int cache_control(unsigned int cmd)
> -{
> - unsigned long ccr;
> -
> - jump_to_P2();
> - ccr = inl(CCR);
> -
> - if (ccr & CCR_CACHE_ENABLE)
> - cache_wback_all();
> -
> - if (cmd == CACHE_DISABLE)
> - outl(CCR_CACHE_STOP, CCR);
> - else
> - outl(CCR_CACHE_INIT, CCR);
> - back_to_P1();
> -
> - return 0;
> -}
> --
> 1.8.3.2
>
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--
Nobuhiro Iwamatsu
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