ppc: Add dummy SPR_IC for POWER8
It's supposed to be an instruction counter. For now make us not crash when accessing it. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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@ -1685,6 +1685,7 @@ static inline int cpu_mmu_index (CPUPPCState *env, bool ifetch)
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#define SPR_MPC_MD_DBRAM1 (0x32A)
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#define SPR_RCPU_L2U_RA3 (0x32B)
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#define SPR_TAR (0x32F)
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#define SPR_IC (0x350)
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#define SPR_VTB (0x351)
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#define SPR_MMCRC (0x353)
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#define SPR_440_INV0 (0x370)
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@ -7924,6 +7924,17 @@ static void gen_spr_power8_pspb(CPUPPCState *env)
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KVM_REG_PPC_PSPB, 0);
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}
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static void gen_spr_power8_ic(CPUPPCState *env)
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{
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#if !defined(CONFIG_USER_ONLY)
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spr_register_hv(env, SPR_IC, "IC",
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SPR_NOACCESS, SPR_NOACCESS,
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&spr_read_generic, SPR_NOACCESS,
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&spr_read_generic, &spr_write_generic,
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0);
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#endif
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}
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static void init_proc_book3s_64(CPUPPCState *env, int version)
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{
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gen_spr_ne_601(env);
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@ -7976,6 +7987,7 @@ static void init_proc_book3s_64(CPUPPCState *env, int version)
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gen_spr_power8_tm(env);
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gen_spr_power8_pspb(env);
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gen_spr_vtb(env);
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gen_spr_power8_ic(env);
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}
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if (version < BOOK3S_CPU_POWER8) {
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gen_spr_book3s_dbg(env);
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