diff options
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/helper.h | 3 | ||||
| -rw-r--r-- | target-ppc/op_helper.c | 64 | ||||
| -rw-r--r-- | target-ppc/translate.c | 35 |
3 files changed, 102 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 470e42f67..4798fd57e 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -336,6 +336,9 @@ DEF_HELPER_0(booke206_tlbre, void) DEF_HELPER_0(booke206_tlbwe, void) DEF_HELPER_1(booke206_tlbsx, void, tl) DEF_HELPER_1(booke206_tlbivax, void, tl) +DEF_HELPER_1(booke206_tlbilx0, void, tl) +DEF_HELPER_1(booke206_tlbilx1, void, tl) +DEF_HELPER_1(booke206_tlbilx3, void, tl) DEF_HELPER_1(booke206_tlbflush, void, i32) DEF_HELPER_2(booke_setpid, void, i32, tl) DEF_HELPER_1(6xx_tlbd, void, tl) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 3b197f2de..1f1fa0936 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -4406,6 +4406,70 @@ void helper_booke206_tlbivax(target_ulong address) } } +void helper_booke206_tlbilx0(target_ulong address) +{ + /* XXX missing LPID handling */ + booke206_flush_tlb(env, -1, 1); +} + +void helper_booke206_tlbilx1(target_ulong address) +{ + int i, j; + int tid = (env->spr[SPR_BOOKE_MAS6] & MAS6_SPID); + ppcmas_tlb_t *tlb = env->tlb.tlbm; + int tlb_size; + + /* XXX missing LPID handling */ + for (i = 0; i < BOOKE206_MAX_TLBN; i++) { + tlb_size = booke206_tlb_size(env, i); + for (j = 0; j < tlb_size; j++) { + if (!(tlb[j].mas1 & MAS1_IPROT) && + ((tlb[j].mas1 & MAS1_TID_MASK) == tid)) { + tlb[j].mas1 &= ~MAS1_VALID; + } + } + tlb += booke206_tlb_size(env, i); + } + tlb_flush(env, 1); +} + +void helper_booke206_tlbilx3(target_ulong address) +{ + int i, j; + ppcmas_tlb_t *tlb; + int tid = (env->spr[SPR_BOOKE_MAS6] & MAS6_SPID); + int pid = tid >> MAS6_SPID_SHIFT; + int sgs = env->spr[SPR_BOOKE_MAS5] & MAS5_SGS; + int ind = (env->spr[SPR_BOOKE_MAS6] & MAS6_SIND) ? MAS1_IND : 0; + /* XXX check for unsupported isize and raise an invalid opcode then */ + int size = env->spr[SPR_BOOKE_MAS6] & MAS6_ISIZE_MASK; + /* XXX implement MAV2 handling */ + bool mav2 = false; + + /* XXX missing LPID handling */ + /* flush by pid and ea */ + for (i = 0; i < BOOKE206_MAX_TLBN; i++) { + int ways = booke206_tlb_ways(env, i); + + for (j = 0; j < ways; j++) { + tlb = booke206_get_tlbm(env, i, address, j); + if ((ppcmas_tlb_check(env, tlb, NULL, address, pid) != 0) || + (tlb->mas1 & MAS1_IPROT) || + ((tlb->mas1 & MAS1_IND) != ind) || + ((tlb->mas8 & MAS8_TGS) != sgs)) { + continue; + } + if (mav2 && ((tlb->mas1 & MAS1_TSIZE_MASK) != size)) { + /* XXX only check when MMUCFG[TWC] || TLBnCFG[HES] */ + continue; + } + /* XXX e500mc doesn't match SAS, but other cores might */ + tlb->mas1 &= ~MAS1_VALID; + } + } + tlb_flush(env, 1); +} + void helper_booke206_tlbflush(uint32_t type) { int flags = 0; diff --git a/target-ppc/translate.c b/target-ppc/translate.c index adde65b27..d8ef7196b 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6110,6 +6110,39 @@ static void gen_tlbivax_booke206(DisasContext *ctx) #endif } +static void gen_tlbilx_booke206(DisasContext *ctx) +{ +#if defined(CONFIG_USER_ONLY) + gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); +#else + TCGv t0; + if (unlikely(!ctx->mem_idx)) { + gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); + return; + } + + t0 = tcg_temp_new(); + gen_addr_reg_index(ctx, t0); + + switch((ctx->opcode >> 21) & 0x3) { + case 0: + gen_helper_booke206_tlbilx0(t0); + break; + case 1: + gen_helper_booke206_tlbilx1(t0); + break; + case 3: + gen_helper_booke206_tlbilx3(t0); + break; + default: + gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); + break; + } + + tcg_temp_free(t0); +#endif +} + /* wrtee */ static void gen_wrtee(DisasContext *ctx) @@ -8574,6 +8607,8 @@ GEN_HANDLER2_E(tlbwe_booke206, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_NONE, PPC2_BOOKE206), GEN_HANDLER2_E(tlbivax_booke206, "tlbivax", 0x1F, 0x12, 0x18, 0x00000001, PPC_NONE, PPC2_BOOKE206), +GEN_HANDLER2_E(tlbilx_booke206, "tlbilx", 0x1F, 0x12, 0x00, 0x03800001, + PPC_NONE, PPC2_BOOKE206), GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE), GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000E7C01, PPC_WRTEE), GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC), |