target-ppc : Add new processor type 440x5wDFPU

This patch add a new processor type 440x5wDFPU for Virtex 5 PPC440
with an external APU FPU in double precision mode

Signed-off-by: Pierre Mallard <mallard.pierre@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/target-ppc/cpu-models.c b/target-ppc/cpu-models.c
index 52ac6ec..3f18996 100644 (file)
--- a/target-ppc/cpu-models.c
+++ b/target-ppc/cpu-models.c
@@ -309,6 +309,9 @@
 #endif
     POWERPC_DEF("440-Xilinx",    CPU_POWERPC_440_XILINX,             440x5,
                 "PowerPC 440 Xilinx 5")
+
+    POWERPC_DEF("440-Xilinx-w-dfpu",    CPU_POWERPC_440_XILINX, 440x5wDFPU,
+                "PowerPC 440 Xilinx 5 With a Double Prec. FPU")
 #if defined(TODO)
     POWERPC_DEF("440A5",         CPU_POWERPC_440A5,                  440x5,
                 "PowerPC 440 A5")

diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index 41bd961..8bfd55d 100644 (file)
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -3923,6 +3923,44 @@ POWERPC_FAMILY(440x5)(ObjectClass *oc, void *data)
                  POWERPC_FLAG_DE | POWERPC_FLAG_BUS_CLK;
 }
 
+POWERPC_FAMILY(440x5wDFPU)(ObjectClass *oc, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(oc);
+    PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc);
+
+    dc->desc = "PowerPC 440x5 with double precision FPU";
+    pcc->init_proc = init_proc_440x5;
+    pcc->check_pow = check_pow_nocheck;
+    pcc->insns_flags = PPC_INSNS_BASE | PPC_STRING |
+                       PPC_FLOAT | PPC_FLOAT_FSQRT |
+                       PPC_FLOAT_STFIWX |
+                       PPC_DCR | 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->insns_flags2 = PPC2_FP_CVT_S64;
+    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_460 (CPUPPCState *env)
 {
     /* Time base */