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authorVineet Gupta <vgupta@synopsys.com>2015-04-16 19:49:12 +0530
committerVineet Gupta <vgupta@synopsys.com>2015-06-22 14:06:54 +0530
commit10d11e580c50f8a6718a58f92198dbc031e63b0a (patch)
tree4ba4ab277c82b765c6d8a986859b3b4f732da12f /arch/arc/kernel/setup.c
parent5793e273a134331d05ed904e5be3b31ccfca54c1 (diff)
ARC: uncached base is hard constant for ARC, don't save it
ioremap already uses the hard define, just make sure BCR value matches that Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/kernel/setup.c')
-rw-r--r--arch/arc/kernel/setup.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index c6e8b72ff293..96d44805ea56 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -54,7 +54,7 @@ static void read_arc_build_cfg_regs(void)
cpu->vec_base = read_aux_reg(AUX_INTR_VEC_BASE);
READ_BCR(ARC_REG_D_UNCACH_BCR, uncached_space);
- cpu->uncached_base = uncached_space.start << 24;
+ BUG_ON((uncached_space.start << 24) != ARC_UNCACHED_ADDR_SPACE);
READ_BCR(ARC_REG_MUL_BCR, cpu->extn_mpy);
@@ -218,7 +218,7 @@ static char *arc_extn_mumbojumbo(int cpu_id, char *buf, int len)
n += scnprintf(buf + n, len - n,
"Vector Table\t: %#x\nUncached Base\t: %#x\n",
- cpu->vec_base, cpu->uncached_base);
+ cpu->vec_base, ARC_UNCACHED_ADDR_SPACE);
if (cpu->extn.fpu_sp || cpu->extn.fpu_dp)
n += scnprintf(buf + n, len - n, "FPU\t\t: %s%s\n",