On Thu, 20 Jun 2024 at 00:28, Tom Rini trini@konsulko.com wrote:
Implement a weak default version of flush_dcache_all which is based on the ARM default, which is to flush the entire range via flush_dcache_range(...).
Signed-off-by: Tom Rini trini@konsulko.com
Cc: Marek Vasut marex@denx.de Cc: Nobuhiro Iwamatsu iwamatsu@nigauri.org
arch/sh/cpu/sh4/cache.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/arch/sh/cpu/sh4/cache.c b/arch/sh/cpu/sh4/cache.c index 8c1839935ca1..f0cb39d6a923 100644 --- a/arch/sh/cpu/sh4/cache.c +++ b/arch/sh/cpu/sh4/cache.c @@ -65,6 +65,15 @@ void flush_dcache_range(unsigned long start, unsigned long end) } }
+/*
- Default implementation:
- do a range flush for the entire range
- */
+void flush_dcache_all(void) +{
flush_dcache_range(0, ~0);+}
void invalidate_dcache_range(unsigned long start, unsigned long end) { u32 v; -- 2.34.1
Acked-by: Ilias Apalodimas ilias.apalodimas@linaro.org