target-ppc: remove powerpc 970gx

The 970GX definition was added in 2007 and it made sense then but this
version has never been released to the markets and it does not exist in
the real world so there is no point in emulating it.

This removes 970GX.
Signed-off-by: NAlexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: NAlexander Graf <agraf@suse.de>

target-ppc/STATUS

@@ -377,15 +377,6 @@ MMU   OK
 EXCP  KO partially implemented
 Remarks: Should be able to boot but there is no hw platform currently emulated.
 
-PowerPC 970GX:
-INSN  KO Altivec missing and more
-SPR   KO
-MSR   ?
-IRQ   OK
-MMU   OK
-EXCP  KO partially implemented
-Remarks: Should be able to boot but there is no hw platform currently emulated.
-
 PowerPC Cell:
 INSN  KO Altivec missing and more
 SPR   KO

target-ppc/cpu-models.c

@@ -1156,8 +1156,6 @@
                 "PowerPC 970FX v3.0 (G5)")
     POWERPC_DEF("970fx_v3.1",    CPU_POWERPC_970FX_v31,              970FX,
                 "PowerPC 970FX v3.1 (G5)")
-    POWERPC_DEF("970gx",         CPU_POWERPC_970GX,                  970GX,
-                "PowerPC 970GX (G5)")
     POWERPC_DEF("970mp_v1.0",    CPU_POWERPC_970MP_v10,              970MP,
                 "PowerPC 970MP v1.0")
     POWERPC_DEF("970mp_v1.1",    CPU_POWERPC_970MP_v11,              970MP,

target-ppc/cpu-models.h

@@ -570,7 +570,6 @@ enum {
     CPU_POWERPC_970FX_v21          = 0x003C0201,
     CPU_POWERPC_970FX_v30          = 0x003C0300,
     CPU_POWERPC_970FX_v31          = 0x003C0301,
-    CPU_POWERPC_970GX              = 0x00450000,
     CPU_POWERPC_970MP_v10          = 0x00440100,
     CPU_POWERPC_970MP_v11          = 0x00440101,
 #define CPU_POWERPC_CELL             CPU_POWERPC_CELL_v32

target-ppc/translate_init.c

@@ -6830,106 +6830,6 @@ POWERPC_FAMILY(970FX)(ObjectClass *oc, void *data)
                  POWERPC_FLAG_BUS_CLK;
 }
 
-static int check_pow_970GX (CPUPPCState *env)
-{
-    if (env->spr[SPR_HID0] & 0x00600000)
-        return 1;
-
-    return 0;
-}
-
-static void init_proc_970GX (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, spr_access_nop,
-                 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);
-#if !defined(CONFIG_USER_ONLY)
-    env->slb_nr = 32;
-#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(970GX)(ObjectClass *oc, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(oc);
-    PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc);
-
-    dc->desc = "PowerPC 970 GX";
-    pcc->init_proc = init_proc_970GX;
-    pcc->check_pow = check_pow_970GX;
-    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_ALTIVEC |
-                       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 int check_pow_970MP (CPUPPCState *env)
 {
     if (env->spr[SPR_HID0] & 0x01C00000)