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authorVineet Gupta2014-08-29 10:55:15 +0530
committerVineet Gupta2017-05-02 15:57:22 -0700
commit0d77117fc5c0333d024a183d6790167bb90c3b62 (patch)
treeb4ce890e687f3a3de92c13cba45dc7b416695bc7 /arch/arc/include
parent7d3d162bbd515070dfa4f422778276aa28f114d4 (diff)
ARCv2: mm: Implement cache region flush operations
These are more efficient than the per-line ops Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/include')
-rw-r--r--arch/arc/include/asm/cache.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h
index 5008021fba98..16e457706129 100644
--- a/arch/arc/include/asm/cache.h
+++ b/arch/arc/include/asm/cache.h
@@ -62,6 +62,8 @@ extern unsigned long perip_base, perip_end;
#define ARC_REG_IC_BCR 0x77 /* Build Config reg */
#define ARC_REG_IC_IVIC 0x10
#define ARC_REG_IC_CTRL 0x11
+#define ARC_REG_IC_IVIR 0x16
+#define ARC_REG_IC_ENDR 0x17
#define ARC_REG_IC_IVIL 0x19
#define ARC_REG_IC_PTAG 0x1E
#define ARC_REG_IC_PTAG_HI 0x1F
@@ -76,6 +78,8 @@ extern unsigned long perip_base, perip_end;
#define ARC_REG_DC_IVDL 0x4A
#define ARC_REG_DC_FLSH 0x4B
#define ARC_REG_DC_FLDL 0x4C
+#define ARC_REG_DC_STARTR 0x4D
+#define ARC_REG_DC_ENDR 0x4E
#define ARC_REG_DC_PTAG 0x5C
#define ARC_REG_DC_PTAG_HI 0x5F
@@ -83,6 +87,8 @@ extern unsigned long perip_base, perip_end;
#define DC_CTRL_DIS 0x001
#define DC_CTRL_INV_MODE_FLUSH 0x040
#define DC_CTRL_FLUSH_STATUS 0x100
+#define DC_CTRL_RGN_OP_INV 0x200
+#define DC_CTRL_RGN_OP_MSK 0xE00
/*System-level cache (L2 cache) related Auxiliary registers */
#define ARC_REG_SLC_CFG 0x901