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Commit 1648c70d authored by Alexey Brodkin's avatar Alexey Brodkin Committed by Vineet Gupta
Browse files

ARCv2: IOC: Allow boot time disable 



Signed-off-by: default avatarAlexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
parent 79335a2c

arch/arc/mm/cache.c

+4 −3
Original line number Diff line number Diff line
@@ -23,7 +23,7 @@ 


static int l2_line_sz;

int ioc_exists;

volatile int slc_enable = 1;

volatile int slc_enable = 1, ioc_enable = 1;



void (*_cache_line_loop_ic_fn)(unsigned long paddr, unsigned long vaddr,

			       unsigned long sz, const int cacheop);
@@ -59,7 +59,8 @@ char *arc_cache_mumbojumbo(int c, char *buf, int len) 
			       p->sz_k, p->line_len, IS_USED_RUN(slc_enable));



	if (ioc_exists)

		n += scnprintf(buf + n, len - n, "IOC\t\t: exists\n");

		n += scnprintf(buf + n, len - n, "IOC\t\t:%s\n",

				IS_USED_RUN(ioc_enable));



	return buf;

}
@@ -154,7 +155,7 @@ void read_decode_cache_bcr(void) 
	}



	READ_BCR(ARC_REG_CLUSTER_BCR, cbcr);

	if (cbcr.c)

	if (cbcr.c && ioc_enable)

		ioc_exists = 1;

}