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Diffstat (limited to 'arch/arm/include/asm/assembler.h')
-rw-r--r-- | arch/arm/include/asm/assembler.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 7bb8bf9..456649e 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -299,6 +299,14 @@ usracc ldr, \reg, \ptr, \inc, \cond, \rept, \abort .endm + .macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req +#ifndef CONFIG_CPU_USE_DOMAINS + adds \tmp, \addr, #\size - 1 + sbcccs \tmp, \tmp, \limit + bcs \bad +#endif + .endm + /* Utility macro for declaring string literals */ .macro string name:req, string .type \name , #object |