Messages in this thread Patch in this message | | | From | Gioh Kim <> | Subject | [PATCH] ARM: cache-l2x0: add error message when fail to enable cache | Date | Thu, 15 May 2014 14:49:35 +0900 |
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Add error message when fail to enable cache
Signed-off-by: Gioh Kim <gioh.kim@lge.com> --- arch/arm/mm/cache-l2x0.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index 7abde2c..5102c62 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -418,7 +418,11 @@ void __init l2x0_init(void __iomem *base, u32 aux_val, u32 aux_mask) outer_cache.disable = l2x0_disable; } - pr_info("%s cache controller enabled\n", type); + if (readl_relaxed(l2x0_base + L2X0_CTRL) & L2X0_CTRL_EN) + pr_info("l2x0: %s cache controller enabled\n", type); + else + pr_err("l2x0: failed to enable %s cache controller\n", type); + pr_info("l2x0: %d ways, CACHE_ID 0x%08x, AUX_CTRL 0x%08x, Cache size: %d kB\n", ways, cache_id, aux, l2x0_size >> 10); } -- 1.7.9.5
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