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target-ppc: Prepare POWER5P CPU family

It is ISA 2.03. Modelled as 970FX minus AltiVec flag.

Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Message-id: 1375321323-29954-4-git-send-email-afaerber@suse.de
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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commit 35ebcb2b7a469739e6452d27379181bfbfc0388d 1 parent 469296f
@afaerber authored Anthony Liguori committed
Showing with 104 additions and 2 deletions.
  1. +0 −2  target-ppc/cpu-models.c
  2. +104 −0 target-ppc/translate_init.c
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2  target-ppc/cpu-models.c
@@ -1121,10 +1121,8 @@
POWERPC_DEF("POWER5", CPU_POWERPC_POWER5, POWER5,
"POWER5")
#endif
-#if defined(TODO)
POWERPC_DEF("POWER5+", CPU_POWERPC_POWER5P, POWER5P,
"POWER5+")
-#endif
#if defined(TODO)
POWERPC_DEF("POWER6", CPU_POWERPC_POWER6, POWER6,
"POWER6")
View
104 target-ppc/translate_init.c
@@ -7023,6 +7023,110 @@ POWERPC_FAMILY(970MP)(ObjectClass *oc, void *data)
POWERPC_FLAG_BUS_CLK;
}
+static void init_proc_power5plus(CPUPPCState *env)
+{
+ gen_spr_ne_601(env);
+ gen_spr_7xx(env);
+ /* Time base */
+ gen_tbl(env);
+ /* Hardware implementation registers */
+ /* XXX : not implemented */
+ spr_register(env, SPR_HID0, "HID0",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_clear,
+ 0x60000000);
+ /* XXX : not implemented */
+ spr_register(env, SPR_HID1, "HID1",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ /* XXX : not implemented */
+ spr_register(env, SPR_750FX_HID2, "HID2",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ /* XXX : not implemented */
+ spr_register(env, SPR_970_HID5, "HID5",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ POWERPC970_HID5_INIT);
+ /* XXX : not implemented */
+ spr_register(env, SPR_L2CR, "L2CR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, NULL,
+ 0x00000000);
+ /* Memory management */
+ /* XXX: not correct */
+ gen_low_BATs(env);
+ /* XXX : not implemented */
+ spr_register(env, SPR_MMUCFG, "MMUCFG",
+ 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 */
+ spr_register(env, SPR_HIOR, "SPR_HIOR",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_hior, &spr_write_hior,
+ 0x00000000);
+ spr_register(env, SPR_CTRL, "SPR_CTRL",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register(env, SPR_UCTRL, "SPR_UCTRL",
+ SPR_NOACCESS, SPR_NOACCESS,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+ spr_register(env, SPR_VRSAVE, "SPR_VRSAVE",
+ &spr_read_generic, &spr_write_generic,
+ &spr_read_generic, &spr_write_generic,
+ 0x00000000);
+#if !defined(CONFIG_USER_ONLY)
+ env->slb_nr = 64;
+#endif
+ init_excp_970(env);
+ env->dcache_line_size = 128;
+ env->icache_line_size = 128;
+ /* Allocate hardware IRQ controller */
+ ppc970_irq_init(env);
+ /* Can't find information on what this should be on reset. This
+ * value is the one used by 74xx processors. */
+ vscr_init(env, 0x00010000);
+}
+
+POWERPC_FAMILY(POWER5P)(ObjectClass *oc, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(oc);
+ PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc);
+
+ dc->desc = "POWER5+";
+ pcc->init_proc = init_proc_power5plus;
+ pcc->check_pow = check_pow_970FX;
+ pcc->insns_flags = PPC_INSNS_BASE | PPC_STRING | PPC_MFTB |
+ PPC_FLOAT | PPC_FLOAT_FSEL | PPC_FLOAT_FRES |
+ PPC_FLOAT_FSQRT | PPC_FLOAT_FRSQRTE |
+ PPC_FLOAT_STFIWX |
+ PPC_CACHE | PPC_CACHE_ICBI | PPC_CACHE_DCBZ |
+ PPC_MEM_SYNC | PPC_MEM_EIEIO |
+ PPC_MEM_TLBIE | PPC_MEM_TLBSYNC |
+ PPC_64B |
+ PPC_SEGMENT_64B | PPC_SLBI;
+ pcc->msr_mask = 0x800000000204FF36ULL;
+ pcc->mmu_model = POWERPC_MMU_64B;
+#if defined(CONFIG_SOFTMMU)
+ pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
+#endif
+ pcc->excp_model = POWERPC_EXCP_970;
+ pcc->bus_model = PPC_FLAGS_INPUT_970;
+ pcc->bfd_mach = bfd_mach_ppc64;
+ pcc->flags = POWERPC_FLAG_VRE | POWERPC_FLAG_SE |
+ POWERPC_FLAG_BE | POWERPC_FLAG_PMM |
+ POWERPC_FLAG_BUS_CLK;
+}
+
static void init_proc_POWER7 (CPUPPCState *env)
{
gen_spr_ne_601(env);
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