On Friday, October 09, 2015 at 05:32:47 AM, Thomas Chou wrote: > As the icache and dcache of nios2 are always enabled, the > cmd_cache is no of use and the cache status, enable and > disable functions can be removed.
This is no good, I want to be able to enable/disable caches to look for DMA-related issues. That is, if I disable cache, the suspicious driver works and if I enable cache, the driver does not work, I can conclude that it's a DMA/cache-related issue. > Signed-off-by: Thomas Chou <tho...@wytron.com.tw> > --- > arch/nios2/cpu/cpu.c | 15 --------------- > 1 file changed, 15 deletions(-) > > diff --git a/arch/nios2/cpu/cpu.c b/arch/nios2/cpu/cpu.c > index 229a07b..4183244 100644 > --- a/arch/nios2/cpu/cpu.c > +++ b/arch/nios2/cpu/cpu.c > @@ -29,21 +29,6 @@ int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char > * const argv[]) return 0; > } > > -int dcache_status(void) > -{ > - return 1; > -} > - > -void dcache_enable(void) > -{ > - flush_dcache(CONFIG_SYS_DCACHE_SIZE, CONFIG_SYS_DCACHELINE_SIZE); > -} > - > -void dcache_disable(void) > -{ > - flush_dcache(CONFIG_SYS_DCACHE_SIZE, CONFIG_SYS_DCACHELINE_SIZE); > -} > - > int arch_cpu_init_dm(void) > { > struct udevice *dev; Best regards, Marek Vasut _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot