xiaoxiang781216 commented on code in PR #13486:
URL: https://github.com/apache/nuttx/pull/13486#discussion_r1764766955
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arch/arm/include/armv7-a/irq.h:
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@@ -490,13 +484,36 @@ static inline_function uint32_t up_getsp(void)
return sp;
}
-#endif /* __ASSEMBLY__ */
+static inline_function uint32_t *up_current_regs(void)
+{
+ uint32_t *regs;
+ __asm__ __volatile__
+ (
+ "mrc " "p15, " "0" ", %0, " "c13" ", " "c0" ", " "4" "\n"
Review Comment:
but cp15 is only useable for R and A profile, it isn't good to bring the
whole file to public folder.
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