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Subject[PATCH] ARM: cache-l2x0: add error message when fail to enable cache
Date
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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