add dts config

hc

2023-12-06 08f87f769b595151be1afeff53e144f543faa614

 kernel/tools/testing/selftests/powerpc/include/instructions.h
..
..
@@ -66,4 +66,81 @@
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 #define PPC_INST_PASTE                 __PASTE(0, 0, 0, 0)
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 #define PPC_INST_PASTE_LAST            __PASTE(0, 0, 1, 1)
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+/* This defines the prefixed load/store instructions */
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+#ifdef __ASSEMBLY__
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+#  define stringify_in_c(...)	__VA_ARGS__
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+#else
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+#  define __stringify_in_c(...)	#__VA_ARGS__
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+#  define stringify_in_c(...)	__stringify_in_c(__VA_ARGS__) " "
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+#endif
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+
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+#define __PPC_RA(a)	(((a) & 0x1f) << 16)
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+#define __PPC_RS(s)	(((s) & 0x1f) << 21)
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+#define __PPC_RT(t)	__PPC_RS(t)
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+#define __PPC_PREFIX_R(r)	(((r) & 0x1) << 20)
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+
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+#define PPC_PREFIX_MLS			0x06000000
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+#define PPC_PREFIX_8LS			0x04000000
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+
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+#define PPC_INST_LBZ			0x88000000
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+#define PPC_INST_LHZ			0xa0000000
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+#define PPC_INST_LHA			0xa8000000
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+#define PPC_INST_LWZ			0x80000000
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+#define PPC_INST_STB			0x98000000
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+#define PPC_INST_STH			0xb0000000
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+#define PPC_INST_STW			0x90000000
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+#define PPC_INST_STD			0xf8000000
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+#define PPC_INST_LFS			0xc0000000
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+#define PPC_INST_LFD			0xc8000000
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+#define PPC_INST_STFS			0xd0000000
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+#define PPC_INST_STFD			0xd8000000
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+
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+#define PREFIX_MLS(instr, t, a, r, d)	stringify_in_c(.balign 64, , 4;)		\
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+					stringify_in_c(.long PPC_PREFIX_MLS |		\
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+						       __PPC_PREFIX_R(r) |		\
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+						       (((d) >> 16) & 0x3ffff);)	\
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+					stringify_in_c(.long (instr)  |			\
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+						       __PPC_RT(t) |			\
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+						       __PPC_RA(a) |			\
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+						       ((d) & 0xffff);\n)
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+
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+#define PREFIX_8LS(instr, t, a, r, d)	stringify_in_c(.balign 64, , 4;)		\
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+					stringify_in_c(.long PPC_PREFIX_8LS |		\
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+						       __PPC_PREFIX_R(r) |		\
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+						       (((d) >> 16) & 0x3ffff);)	\
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+					stringify_in_c(.long (instr)  |			\
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+						       __PPC_RT(t) |			\
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+						       __PPC_RA(a) |			\
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+						       ((d) & 0xffff);\n)
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+
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+/* Prefixed Integer Load/Store instructions */
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+#define PLBZ(t, a, r, d)		PREFIX_MLS(PPC_INST_LBZ, t, a, r, d)
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+#define PLHZ(t, a, r, d)		PREFIX_MLS(PPC_INST_LHZ, t, a, r, d)
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+#define PLHA(t, a, r, d)		PREFIX_MLS(PPC_INST_LHA, t, a, r, d)
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+#define PLWZ(t, a, r, d)		PREFIX_MLS(PPC_INST_LWZ, t, a, r, d)
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+#define PLWA(t, a, r, d)		PREFIX_8LS(0xa4000000, t, a, r, d)
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+#define PLD(t, a, r, d)			PREFIX_8LS(0xe4000000, t, a, r, d)
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+#define PLQ(t, a, r, d)			PREFIX_8LS(0xe0000000, t, a, r, d)
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+#define PSTB(s, a, r, d)		PREFIX_MLS(PPC_INST_STB, s, a, r, d)
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+#define PSTH(s, a, r, d)		PREFIX_MLS(PPC_INST_STH, s, a, r, d)
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+#define PSTW(s, a, r, d)		PREFIX_MLS(PPC_INST_STW, s, a, r, d)
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+#define PSTD(s, a, r, d)		PREFIX_8LS(0xf4000000, s, a, r, d)
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+#define PSTQ(s, a, r, d)		PREFIX_8LS(0xf0000000, s, a, r, d)
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+
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+/* Prefixed Floating-Point Load/Store Instructions */
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+#define PLFS(frt, a, r, d)		PREFIX_MLS(PPC_INST_LFS, frt, a, r, d)
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+#define PLFD(frt, a, r, d)		PREFIX_MLS(PPC_INST_LFD, frt, a, r, d)
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+#define PSTFS(frs, a, r, d)		PREFIX_MLS(PPC_INST_STFS, frs, a, r, d)
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+#define PSTFD(frs, a, r, d)		PREFIX_MLS(PPC_INST_STFD, frs, a, r, d)
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+
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+/* Prefixed VSX Load/Store Instructions */
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+#define PLXSD(vrt, a, r, d)		PREFIX_8LS(0xa8000000, vrt, a, r, d)
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+#define PLXSSP(vrt, a, r, d)		PREFIX_8LS(0xac000000, vrt, a, r, d)
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+#define PLXV0(s, a, r, d)		PREFIX_8LS(0xc8000000, s, a, r, d)
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+#define PLXV1(s, a, r, d)		PREFIX_8LS(0xcc000000, s, a, r, d)
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+#define PSTXSD(vrs, a, r, d)		PREFIX_8LS(0xb8000000, vrs, a, r, d)
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+#define PSTXSSP(vrs, a, r, d)		PREFIX_8LS(0xbc000000, vrs, a, r, d)
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+#define PSTXV0(s, a, r, d)		PREFIX_8LS(0xd8000000, s, a, r, d)
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+#define PSTXV1(s, a, r, d)		PREFIX_8LS(0xdc000000, s, a, r, d)
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+
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 #endif /* _SELFTESTS_POWERPC_INSTRUCTIONS_H */