From b81ccf8ae7f157e5b150243e27c2845c7c7b7256 Mon Sep 17 00:00:00 2001 From: Alexander Graf Date: Wed, 20 Jun 2012 21:55:55 +0200 Subject: [PATCH] PPC: Add e5500 CPU target This patch adds e5500's CPU initialization to the TCG CPU initialization code. Signed-off-by: Alexander Graf --- target-ppc/translate_init.c | 96 +++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 93 insertions(+), 3 deletions(-) diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index 98695ab..d185aaa 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -4424,16 +4424,69 @@ static void init_proc_e300 (CPUPPCState *env) #define check_pow_e500mc check_pow_none #define init_proc_e500mc init_proc_e500mc +/* e5500 core */ +#define POWERPC_INSNS_e5500 (PPC_INSNS_BASE | PPC_ISEL | \ + PPC_WRTEE | PPC_RFDI | PPC_RFMCI | \ + PPC_CACHE | PPC_CACHE_LOCK | PPC_CACHE_ICBI | \ + PPC_CACHE_DCBZ | PPC_CACHE_DCBA | \ + PPC_FLOAT | PPC_FLOAT_FRES | \ + PPC_FLOAT_FRSQRTE | PPC_FLOAT_FSEL | \ + PPC_FLOAT_STFIWX | PPC_WAIT | \ + PPC_MEM_TLBSYNC | PPC_TLBIVAX | PPC_MEM_SYNC | \ + PPC_64B | PPC_POPCNTB | PPC_POPCNTWD) +#define POWERPC_INSNS2_e5500 (PPC2_BOOKE206 | PPC2_PRCNTL) +#define POWERPC_MSRM_e5500 (0x000000009402FB36ULL) +#define POWERPC_MMU_e5500 (POWERPC_MMU_BOOKE206) +#define POWERPC_EXCP_e5500 (POWERPC_EXCP_BOOKE) +#define POWERPC_INPUT_e5500 (PPC_FLAGS_INPUT_BookE) +/* Fixme: figure out the correct flag for e5500 */ +#define POWERPC_BFDM_e5500 (bfd_mach_ppc_e500) +#define POWERPC_FLAG_e5500 (POWERPC_FLAG_CE | POWERPC_FLAG_DE | \ + POWERPC_FLAG_PMM | POWERPC_FLAG_BUS_CLK) +#define check_pow_e5500 check_pow_none +#define init_proc_e5500 init_proc_e5500 + +#if !defined(CONFIG_USER_ONLY) +static void spr_write_mas73(void *opaque, int sprn, int gprn) +{ + TCGv val = tcg_temp_new(); + tcg_gen_ext32u_tl(val, cpu_gpr[gprn]); + gen_store_spr(SPR_BOOKE_MAS3, val); + tcg_gen_shri_tl(val, gprn, 32); + gen_store_spr(SPR_BOOKE_MAS7, val); + tcg_temp_free(val); +} + +static void spr_read_mas73(void *opaque, int gprn, int sprn) +{ + TCGv mas7 = tcg_temp_new(); + TCGv mas3 = tcg_temp_new(); + gen_load_spr(mas7, SPR_BOOKE_MAS7); + tcg_gen_shli_tl(mas7, mas7, 32); + gen_load_spr(mas3, SPR_BOOKE_MAS3); + tcg_gen_or_tl(cpu_gpr[gprn], mas3, mas7); + tcg_temp_free(mas3); + tcg_temp_free(mas7); +} + +static void spr_load_epr(void *opaque, int gprn, int sprn) +{ + gen_helper_load_epr(cpu_gpr[gprn], cpu_env); +} + +#endif + enum fsl_e500_version { fsl_e500v1, fsl_e500v2, fsl_e500mc, + fsl_e5500, }; static void init_proc_e500 (CPUPPCState *env, int version) { uint32_t tlbncfg[2]; - uint64_t ivor_mask = 0x0000000F0000FFFFULL; + uint64_t ivor_mask; uint64_t ivpr_mask = 0xFFFF0000ULL; uint32_t l1cfg0 = 0x3800 /* 8 ways */ | 0x0020; /* 32 kb */ @@ -4448,8 +4501,16 @@ static void init_proc_e500 (CPUPPCState *env, int version) * complain when accessing them. * gen_spr_BookE(env, 0x0000000F0000FD7FULL); */ - if (version == fsl_e500mc) { - ivor_mask = 0x000003FE0000FFFFULL; + switch (version) { + case fsl_e500v1: + case fsl_e500v2: + default: + ivor_mask = 0x0000000F0000FFFFULL; + break; + case fsl_e500mc: + case fsl_e5500: + ivor_mask = 0x000003FE0000FFFFULL; + break; } gen_spr_BookE(env, ivor_mask); /* Processor identification */ @@ -4477,6 +4538,7 @@ static void init_proc_e500 (CPUPPCState *env, int version) tlbncfg[1] = gen_tlbncfg(16, 1, 12, TLBnCFG_AVAIL | TLBnCFG_IPROT, 16); break; case fsl_e500mc: + case fsl_e5500: tlbncfg[0] = gen_tlbncfg(4, 1, 1, 0, 512); tlbncfg[1] = gen_tlbncfg(64, 1, 12, TLBnCFG_AVAIL | TLBnCFG_IPROT, 64); break; @@ -4492,6 +4554,7 @@ static void init_proc_e500 (CPUPPCState *env, int version) env->icache_line_size = 32; break; case fsl_e500mc: + case fsl_e5500: env->dcache_line_size = 64; env->icache_line_size = 64; l1cfg0 |= 0x1000000; /* 64 byte cache block size */ @@ -4567,6 +4630,22 @@ static void init_proc_e500 (CPUPPCState *env, int version) SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_booke206_mmucsr0, 0x00000000); + spr_register(env, SPR_BOOKE_EPR, "EPR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_load_epr, SPR_NOACCESS, + 0x00000000); + /* XXX better abstract into Emb.xxx features */ + if (version == fsl_e5500) { + spr_register(env, SPR_BOOKE_EPCR, "EPCR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_BOOKE_MAS7_MAS3, "MAS7_MAS3", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_mas73, &spr_write_mas73, + 0x00000000); + ivpr_mask = (target_ulong)~0xFFFFULL; + } #if !defined(CONFIG_USER_ONLY) env->nb_tlb = 0; @@ -4596,6 +4675,13 @@ static void init_proc_e500mc(CPUPPCState *env) init_proc_e500(env, fsl_e500mc); } +#ifdef TARGET_PPC64 +static void init_proc_e5500(CPUPPCState *env) +{ + init_proc_e500(env, fsl_e5500); +} +#endif + /* Non-embedded PowerPC */ /* POWER : same as 601, without mfmsr, mfsr */ @@ -7134,6 +7220,7 @@ enum { CPU_POWERPC_e500v2_v22 = 0x80210022, CPU_POWERPC_e500v2_v30 = 0x80210030, CPU_POWERPC_e500mc = 0x80230020, + CPU_POWERPC_e5500 = 0x80240020, /* MPC85xx microcontrollers */ #define CPU_POWERPC_MPC8533 CPU_POWERPC_MPC8533_v11 #define CPU_POWERPC_MPC8533_v10 CPU_POWERPC_e500v2_v21 @@ -8528,6 +8615,9 @@ static const ppc_def_t ppc_defs[] = { /* PowerPC e500v2 v3.0 core */ POWERPC_DEF("e500v2_v30", CPU_POWERPC_e500v2_v30, e500v2), POWERPC_DEF("e500mc", CPU_POWERPC_e500mc, e500mc), +#ifdef TARGET_PPC64 + POWERPC_DEF("e5500", CPU_POWERPC_e5500, e5500), +#endif /* PowerPC e500 microcontrollers */ /* MPC8533 */ POWERPC_DEF_SVR("MPC8533", -- 2.7.4