diff options
Diffstat (limited to 'target-ppc/translate_init.c')
| -rw-r--r-- | target-ppc/translate_init.c | 163 |
1 files changed, 114 insertions, 49 deletions
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index aec0e138c..40092b30f 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -1355,6 +1355,31 @@ static void gen_74xx_soft_tlb (CPUPPCState *env, int nb_tlbs, int nb_ways) #endif } +#if !defined(CONFIG_USER_ONLY) +static void spr_write_e500_l1csr0 (void *opaque, int sprn, int gprn) +{ + TCGv t0 = tcg_temp_new(); + + tcg_gen_andi_tl(t0, cpu_gpr[gprn], ~256); + gen_store_spr(sprn, t0); + tcg_temp_free(t0); +} + +static void spr_write_booke206_mmucsr0 (void *opaque, int sprn, int gprn) +{ + TCGv t0 = tcg_const_i32(sprn); + gen_helper_booke206_tlbflush(t0); + tcg_temp_free(t0); +} + +static void spr_write_booke_pid (void *opaque, int sprn, int gprn) +{ + TCGv t0 = tcg_const_i32(sprn); + gen_helper_booke_setpid(t0, cpu_gpr[gprn]); + tcg_temp_free(t0); +} +#endif + static void gen_spr_usprgh (CPUPPCState *env) { spr_register(env, SPR_USPRG4, "USPRG4", @@ -1494,7 +1519,7 @@ static void gen_spr_BookE (CPUPPCState *env, uint64_t ivor_mask) } spr_register(env, SPR_BOOKE_PID, "PID", SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, + &spr_read_generic, &spr_write_booke_pid, 0x00000000); spr_register(env, SPR_BOOKE_TCR, "TCR", SPR_NOACCESS, SPR_NOACCESS, @@ -1536,8 +1561,19 @@ static void gen_spr_BookE (CPUPPCState *env, uint64_t ivor_mask) 0x00000000); } -/* FSL storage control registers */ -static void gen_spr_BookE_FSL (CPUPPCState *env, uint32_t mas_mask) +static inline uint32_t gen_tlbncfg(uint32_t assoc, uint32_t minsize, + uint32_t maxsize, uint32_t flags, + uint32_t nentries) +{ + return (assoc << TLBnCFG_ASSOC_SHIFT) | + (minsize << TLBnCFG_MINSIZE_SHIFT) | + (maxsize << TLBnCFG_MAXSIZE_SHIFT) | + flags | nentries; +} + +/* BookE 2.06 storage control registers */ +static void gen_spr_BookE206(CPUPPCState *env, uint32_t mas_mask, + uint32_t *tlbncfg) { #if !defined(CONFIG_USER_ONLY) const char *mas_names[8] = { @@ -1563,14 +1599,14 @@ static void gen_spr_BookE_FSL (CPUPPCState *env, uint32_t mas_mask) /* XXX : not implemented */ spr_register(env, SPR_BOOKE_PID1, "PID1", SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, + &spr_read_generic, &spr_write_booke_pid, 0x00000000); } if (env->nb_pids > 2) { /* XXX : not implemented */ spr_register(env, SPR_BOOKE_PID2, "PID2", SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, + &spr_read_generic, &spr_write_booke_pid, 0x00000000); } /* XXX : not implemented */ @@ -1578,45 +1614,38 @@ static void gen_spr_BookE_FSL (CPUPPCState *env, uint32_t mas_mask) SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, 0x00000000); /* TOFIX */ - /* XXX : not implemented */ - spr_register(env, SPR_MMUCSR0, "MMUCSR0", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); /* TOFIX */ switch (env->nb_ways) { case 4: - /* XXX : not implemented */ spr_register(env, SPR_BOOKE_TLB3CFG, "TLB3CFG", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, - 0x00000000); /* TOFIX */ + tlbncfg[3]); /* Fallthru */ case 3: - /* XXX : not implemented */ spr_register(env, SPR_BOOKE_TLB2CFG, "TLB2CFG", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, - 0x00000000); /* TOFIX */ + tlbncfg[2]); /* Fallthru */ case 2: - /* XXX : not implemented */ spr_register(env, SPR_BOOKE_TLB1CFG, "TLB1CFG", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, - 0x00000000); /* TOFIX */ + tlbncfg[1]); /* Fallthru */ case 1: - /* XXX : not implemented */ spr_register(env, SPR_BOOKE_TLB0CFG, "TLB0CFG", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, - 0x00000000); /* TOFIX */ + tlbncfg[0]); /* Fallthru */ case 0: default: break; } #endif + + gen_spr_usprgh(env); } /* SPR specific to PowerPC 440 implementation */ @@ -4113,7 +4142,7 @@ static void init_proc_G2LE (CPUPPCState *env) PPC_BOOKE) #define POWERPC_INSNS2_e200 (PPC_NONE) #define POWERPC_MSRM_e200 (0x000000000606FF30ULL) -#define POWERPC_MMU_e200 (POWERPC_MMU_BOOKE_FSL) +#define POWERPC_MMU_e200 (POWERPC_MMU_BOOKE206) #define POWERPC_EXCP_e200 (POWERPC_EXCP_BOOKE) #define POWERPC_INPUT_e200 (PPC_FLAGS_INPUT_BookE) #define POWERPC_BFDM_e200 (bfd_mach_ppc_860) @@ -4134,7 +4163,7 @@ static void init_proc_e200 (CPUPPCState *env) &spr_read_spefscr, &spr_write_spefscr, 0x00000000); /* Memory management */ - gen_spr_BookE_FSL(env, 0x0000005D); + gen_spr_BookE206(env, 0x0000005D, NULL); /* XXX : not implemented */ spr_register(env, SPR_HID0, "HID0", SPR_NOACCESS, SPR_NOACCESS, @@ -4205,6 +4234,11 @@ static void init_proc_e200 (CPUPPCState *env) SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); + /* XXX : not implemented */ + spr_register(env, SPR_MMUCSR0, "MMUCSR0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); /* TOFIX */ spr_register(env, SPR_BOOKE_DSRR0, "DSRR0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, @@ -4282,11 +4316,10 @@ static void init_proc_e300 (CPUPPCState *env) PPC_WRTEE | PPC_RFDI | \ PPC_CACHE | PPC_CACHE_LOCK | PPC_CACHE_ICBI | \ PPC_CACHE_DCBZ | PPC_CACHE_DCBA | \ - PPC_MEM_TLBSYNC | PPC_TLBIVAX | \ - PPC_BOOKE) -#define POWERPC_INSNS2_e500v1 (PPC_NONE) + PPC_MEM_TLBSYNC | PPC_TLBIVAX) +#define POWERPC_INSNS2_e500v1 (PPC2_BOOKE206) #define POWERPC_MSRM_e500v1 (0x000000000606FF30ULL) -#define POWERPC_MMU_e500v1 (POWERPC_MMU_BOOKE_FSL) +#define POWERPC_MMU_e500v1 (POWERPC_MMU_BOOKE206) #define POWERPC_EXCP_e500v1 (POWERPC_EXCP_BOOKE) #define POWERPC_INPUT_e500v1 (PPC_FLAGS_INPUT_BookE) #define POWERPC_BFDM_e500v1 (bfd_mach_ppc_860) @@ -4294,7 +4327,7 @@ static void init_proc_e300 (CPUPPCState *env) POWERPC_FLAG_UBLE | POWERPC_FLAG_DE | \ POWERPC_FLAG_BUS_CLK) #define check_pow_e500v1 check_pow_hid0 -#define init_proc_e500v1 init_proc_e500 +#define init_proc_e500v1 init_proc_e500v1 /* e500v2 core */ #define POWERPC_INSNS_e500v2 (PPC_INSNS_BASE | PPC_ISEL | \ @@ -4302,11 +4335,10 @@ static void init_proc_e300 (CPUPPCState *env) PPC_WRTEE | PPC_RFDI | \ PPC_CACHE | PPC_CACHE_LOCK | PPC_CACHE_ICBI | \ PPC_CACHE_DCBZ | PPC_CACHE_DCBA | \ - PPC_MEM_TLBSYNC | PPC_TLBIVAX | \ - PPC_BOOKE) -#define POWERPC_INSNS2_e500v2 (PPC_NONE) + PPC_MEM_TLBSYNC | PPC_TLBIVAX) +#define POWERPC_INSNS2_e500v2 (PPC2_BOOKE206) #define POWERPC_MSRM_e500v2 (0x000000000606FF30ULL) -#define POWERPC_MMU_e500v2 (POWERPC_MMU_BOOKE_FSL) +#define POWERPC_MMU_e500v2 (POWERPC_MMU_BOOKE206) #define POWERPC_EXCP_e500v2 (POWERPC_EXCP_BOOKE) #define POWERPC_INPUT_e500v2 (PPC_FLAGS_INPUT_BookE) #define POWERPC_BFDM_e500v2 (bfd_mach_ppc_860) @@ -4314,13 +4346,23 @@ static void init_proc_e300 (CPUPPCState *env) POWERPC_FLAG_UBLE | POWERPC_FLAG_DE | \ POWERPC_FLAG_BUS_CLK) #define check_pow_e500v2 check_pow_hid0 -#define init_proc_e500v2 init_proc_e500 +#define init_proc_e500v2 init_proc_e500v2 -static void init_proc_e500 (CPUPPCState *env) +static void init_proc_e500 (CPUPPCState *env, int version) { + uint32_t tlbncfg[2]; +#if !defined(CONFIG_USER_ONLY) + int i; +#endif + /* Time base */ gen_tbl(env); - gen_spr_BookE(env, 0x0000000F0000FD7FULL); + /* + * XXX The e500 doesn't implement IVOR7 and IVOR9, but doesn't + * complain when accessing them. + * gen_spr_BookE(env, 0x0000000F0000FD7FULL); + */ + gen_spr_BookE(env, 0x0000000F0000FFFFULL); /* Processor identification */ spr_register(env, SPR_BOOKE_PIR, "PIR", SPR_NOACCESS, SPR_NOACCESS, @@ -4334,8 +4376,24 @@ static void init_proc_e500 (CPUPPCState *env) /* Memory management */ #if !defined(CONFIG_USER_ONLY) env->nb_pids = 3; + env->nb_ways = 2; + env->id_tlbs = 0; + switch (version) { + case 1: + /* e500v1 */ + tlbncfg[0] = gen_tlbncfg(2, 1, 1, 0, 256); + tlbncfg[1] = gen_tlbncfg(16, 1, 9, TLBnCFG_AVAIL | TLBnCFG_IPROT, 16); + break; + case 2: + /* e500v2 */ + tlbncfg[0] = gen_tlbncfg(4, 1, 1, 0, 512); + tlbncfg[1] = gen_tlbncfg(16, 1, 12, TLBnCFG_AVAIL | TLBnCFG_IPROT, 16); + break; + default: + cpu_abort(env, "Unknown CPU: " TARGET_FMT_lx "\n", env->spr[SPR_PVR]); + } #endif - gen_spr_BookE_FSL(env, 0x0000005F); + gen_spr_BookE206(env, 0x000000DF, tlbncfg); /* XXX : not implemented */ spr_register(env, SPR_HID0, "HID0", SPR_NOACCESS, SPR_NOACCESS, @@ -4384,23 +4442,13 @@ static void init_proc_e500 (CPUPPCState *env) /* XXX : not implemented */ spr_register(env, SPR_Exxx_L1CSR0, "L1CSR0", SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, + &spr_read_generic, &spr_write_e500_l1csr0, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_L1CSR1, "L1CSR1", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_BOOKE_TLB0CFG, "TLB0CFG", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); - /* XXX : not implemented */ - spr_register(env, SPR_BOOKE_TLB1CFG, "TLB1CFG", - SPR_NOACCESS, SPR_NOACCESS, - &spr_read_generic, &spr_write_generic, - 0x00000000); spr_register(env, SPR_BOOKE_MCSRR0, "MCSRR0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, @@ -4409,11 +4457,18 @@ static void init_proc_e500 (CPUPPCState *env) SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); + spr_register(env, SPR_MMUCSR0, "MMUCSR0", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_booke206_mmucsr0, + 0x00000000); + #if !defined(CONFIG_USER_ONLY) - env->nb_tlb = 64; - env->nb_ways = 1; - env->id_tlbs = 0; + env->nb_tlb = 0; + for (i = 0; i < BOOKE206_MAX_TLBN; i++) { + env->nb_tlb += booke206_tlb_size(env, i); + } #endif + init_excp_e200(env); env->dcache_line_size = 32; env->icache_line_size = 32; @@ -4421,6 +4476,16 @@ static void init_proc_e500 (CPUPPCState *env) ppce500_irq_init(env); } +static void init_proc_e500v1(CPUPPCState *env) +{ + init_proc_e500(env, 1); +} + +static void init_proc_e500v2(CPUPPCState *env) +{ + init_proc_e500(env, 2); +} + /* Non-embedded PowerPC */ /* POWER : same as 601, without mfmsr, mfsr */ @@ -9756,8 +9821,8 @@ int cpu_ppc_register_internal (CPUPPCState *env, const ppc_def_t *def) case POWERPC_MMU_BOOKE: mmu_model = "PowerPC BookE"; break; - case POWERPC_MMU_BOOKE_FSL: - mmu_model = "PowerPC BookE FSL"; + case POWERPC_MMU_BOOKE206: + mmu_model = "PowerPC BookE 2.06"; break; case POWERPC_MMU_601: mmu_model = "PowerPC 601"; |