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Commit 10d11e58 authored by Vineet Gupta's avatar Vineet Gupta
Browse files

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: default avatarVineet Gupta <vgupta@synopsys.com>
parent 5793e273

arch/arc/include/asm/arcregs.h

+0 −1
Original line number Diff line number Diff line
@@ -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,

arch/arc/kernel/setup.c

+2 −2
Original line number Diff line number Diff line
@@ -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",