Module Name: src
Committed By: skrll
Date: Tue Sep 29 18:13:29 UTC 2020
Modified Files:
src/sys/arch/arm/include: cpufunc.h
Log Message:
Fix RPI (armv6) build
To generate a diff of this commit:
cvs rdiff -u -r1.83 -r1.84 src/sys/arch/arm/include/cpufunc.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/include/cpufunc.h
diff -u src/sys/arch/arm/include/cpufunc.h:1.83 src/sys/arch/arm/include/cpufunc.h:1.84
--- src/sys/arch/arm/include/cpufunc.h:1.83 Sat Sep 26 12:58:22 2020
+++ src/sys/arch/arm/include/cpufunc.h Tue Sep 29 18:13:29 2020
@@ -44,6 +44,7 @@
#define isb() __asm __volatile("isb" : : : "memory")
+#ifdef _ARM_ARCH_7
/*
* Options for DMB and DSB:
* oshld Outer Shareable, load
@@ -61,6 +62,14 @@
*/
#define dsb(opt) __asm __volatile("dsb " __STRING(opt) : : : "memory")
#define dmb(opt) __asm __volatile("dmb " __STRING(opt) : : : "memory")
+#else
+
+#define dsb(opt) \
+ __asm __volatile("mcr p15, 0, %0, c7, c10, 4" :: "r" (0) : "memory")
+#define dmb(opt) \
+ __asm __volatile("mcr p15, 0, %0, c7, c10, 5" :: "r" (0) : "memory")
+
+#endif
#ifdef __arm__
