diff options
Diffstat (limited to 'roms/u-boot/arch/sh/cpu/sh4/cpu.c')
-rw-r--r-- | roms/u-boot/arch/sh/cpu/sh4/cpu.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/roms/u-boot/arch/sh/cpu/sh4/cpu.c b/roms/u-boot/arch/sh/cpu/sh4/cpu.c new file mode 100644 index 00000000..e8ee0a45 --- /dev/null +++ b/roms/u-boot/arch/sh/cpu/sh4/cpu.c @@ -0,0 +1,77 @@ +/* + * (C) Copyright 2007 + * Nobuhiro Iwamatsu <iwamatsu@nigauri.org> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +#include <netdev.h> +#include <asm/processor.h> +#include <asm/cache.h> + +int checkcpu(void) +{ + puts("CPU: SH4\n"); + return 0; +} + +int cpu_init (void) +{ + return 0; +} + +int cleanup_before_linux (void) +{ + disable_interrupts(); + return 0; +} + +int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + disable_interrupts(); + reset_cpu (0); + return 0; +} + +void flush_cache (unsigned long addr, unsigned long size) +{ + invalidate_dcache_range(addr , addr + size); +} + +void icache_enable (void) +{ + cache_control(0); +} + +void icache_disable (void) +{ + cache_control(1); +} + +int icache_status (void) +{ + return 0; +} + +void dcache_enable (void) +{ +} + +void dcache_disable (void) +{ +} + +int dcache_status (void) +{ + return 0; +} + +int cpu_eth_init(bd_t *bis) +{ +#ifdef CONFIG_SH_ETHER + sh_eth_initialize(bis); +#endif + return 0; +} |