From 81bb29ace5ef5eef870c2fbf8f91247e57acff6d Mon Sep 17 00:00:00 2001 From: BALATON Zoltan Date: Sat, 16 Sep 2017 16:02:41 +0200 Subject: [PATCH] ppc: Add 460EX embedded CPU Despite its name it is a 440 core CPU Signed-off-by: BALATON Zoltan Reviewed-by: David Gibson Signed-off-by: David Gibson --- target/ppc/cpu-models.c | 3 +++ target/ppc/cpu-models.h | 1 + target/ppc/translate_init.c | 38 +++++++++++++++++++++++++++++++++++++ 3 files changed, 42 insertions(+) diff --git a/target/ppc/cpu-models.c b/target/ppc/cpu-models.c index 9626d6b7c40..9d45702843d 100644 --- a/target/ppc/cpu-models.c +++ b/target/ppc/cpu-models.c @@ -167,6 +167,8 @@ "PowerPC 440 EPb") POWERPC_DEF("440epx", CPU_POWERPC_440EPX, 440EP, "PowerPC 440 EPX") + POWERPC_DEF("460exb", CPU_POWERPC_460EXb, 460EX, + "PowerPC 460 EXb") #if defined(TODO_USER_ONLY) POWERPC_DEF("440gpb", CPU_POWERPC_440GPb, 440GP, "PowerPC 440 GPb") @@ -786,6 +788,7 @@ PowerPCCPUAlias ppc_cpu_aliases[] = { { "x2vp50", "x2vp20" }, { "440ep", "440epb" }, + { "460ex", "460exb" }, #if defined(TODO_USER_ONLY) { "440gp", "440gpc" }, { "440gr", "440gra" }, diff --git a/target/ppc/cpu-models.h b/target/ppc/cpu-models.h index df31d7f4927..ed64005ff85 100644 --- a/target/ppc/cpu-models.h +++ b/target/ppc/cpu-models.h @@ -240,6 +240,7 @@ enum { CPU_POWERPC_440SP = 0x53221850, CPU_POWERPC_440SP2 = 0x53221891, CPU_POWERPC_440SPE = 0x53421890, + CPU_POWERPC_460EXb = 0x130218A4, /* called 460 but 440 core */ /* PowerPC 460 family */ #if 0 /* Generic PowerPC 464 */ diff --git a/target/ppc/translate_init.c b/target/ppc/translate_init.c index 466bf973478..c6399a3a0d0 100644 --- a/target/ppc/translate_init.c +++ b/target/ppc/translate_init.c @@ -3833,6 +3833,44 @@ POWERPC_FAMILY(440EP)(ObjectClass *oc, void *data) POWERPC_FLAG_DE | POWERPC_FLAG_BUS_CLK; } +POWERPC_FAMILY(460EX)(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); + + dc->desc = "PowerPC 460 EX"; + pcc->init_proc = init_proc_440EP; + pcc->check_pow = check_pow_nocheck; + pcc->insns_flags = PPC_INSNS_BASE | PPC_STRING | + PPC_FLOAT | PPC_FLOAT_FRES | PPC_FLOAT_FSEL | + PPC_FLOAT_FSQRT | PPC_FLOAT_FRSQRTE | + PPC_FLOAT_STFIWX | + PPC_DCR | PPC_DCRX | PPC_WRTEE | PPC_RFMCI | + PPC_CACHE | PPC_CACHE_ICBI | + PPC_CACHE_DCBZ | PPC_CACHE_DCBA | + PPC_MEM_TLBSYNC | PPC_MFTB | + PPC_BOOKE | PPC_4xx_COMMON | PPC_405_MAC | + PPC_440_SPEC; + pcc->msr_mask = (1ull << MSR_POW) | + (1ull << MSR_CE) | + (1ull << MSR_EE) | + (1ull << MSR_PR) | + (1ull << MSR_FP) | + (1ull << MSR_ME) | + (1ull << MSR_FE0) | + (1ull << MSR_DWE) | + (1ull << MSR_DE) | + (1ull << MSR_FE1) | + (1ull << MSR_IR) | + (1ull << MSR_DR); + pcc->mmu_model = POWERPC_MMU_BOOKE; + pcc->excp_model = POWERPC_EXCP_BOOKE; + pcc->bus_model = PPC_FLAGS_INPUT_BookE; + pcc->bfd_mach = bfd_mach_ppc_403; + pcc->flags = POWERPC_FLAG_CE | POWERPC_FLAG_DWE | + POWERPC_FLAG_DE | POWERPC_FLAG_BUS_CLK; +} + static void init_proc_440GP(CPUPPCState *env) { /* Time base */ -- 2.39.2