X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;ds=sidebyside;f=arch%2Farm%2Finclude%2Fasm%2Fsystem.h;h=760345f847fd711f916ba5ac4bacffeeaf424a49;hb=9ed887caecb9ecb0c68773a1870d143b9f28d3da;hp=1918492eaed7e6f19845a283d78ab6341446b038;hpb=2ff467c05115c709decd7702cbc21679ac449519;p=u-boot

diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 1918492eae..760345f847 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -81,6 +81,20 @@ static inline void set_cr(unsigned int val)
 	isb();
 }
 
+static inline unsigned int get_dacr(void)
+{
+	unsigned int val;
+	asm("mrc p15, 0, %0, c3, c0, 0	@ get DACR" : "=r" (val) : : "cc");
+	return val;
+}
+
+static inline void set_dacr(unsigned int val)
+{
+	asm volatile("mcr p15, 0, %0, c3, c0, 0	@ set DACR"
+	  : : "r" (val) : "cc");
+	isb();
+}
+
 /* options available for data cache on each page */
 enum dcache_option {
 	DCACHE_OFF = 0x12,