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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>
This commit is contained in:
Vineet Gupta 2015-04-16 19:49:12 +05:30
parent 5793e273a1
commit 10d11e580c
2 changed files with 2 additions and 3 deletions
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1
arch/arc/include/asm/arcregs.h
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@ -320,7 +320,6 @@ struct cpuinfo_arc {
struct bcr_isa isa;
struct bcr_timer timers;
unsigned int vec_base;
unsigned int uncached_base;
struct cpuinfo_arc_ccm iccm, dccm;
struct {
unsigned int swap:1, norm:1, minmax:1, barrel:1, crc:1, pad1:3,

4
arch/arc/kernel/setup.c
View File

@ -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",