target-sparc/machine.c

   1 #include "hw/hw.h"
   2 #include "hw/boards.h"
   3 #include "qemu-timer.h"
   4
   5 #include "exec-all.h"
   6
   7 void cpu_save(QEMUFile *f, void *opaque)
   8 {
   9     CPUState *env = opaque;
  10     int i;
  11     uint32_t tmp;
  12
  13     // if env->cwp == env->nwindows - 1, this will set the ins of the last
  14     // window as the outs of the first window
  15     cpu_set_cwp(env, env->cwp);
  16
  17     for(i = 0; i < 8; i++)
  18         qemu_put_betls(f, &env->gregs[i]);
  19     qemu_put_be32s(f, &env->nwindows);
  20     for(i = 0; i < env->nwindows * 16; i++)
  21         qemu_put_betls(f, &env->regbase[i]);
  22
  23     /* FPU */
  24     for(i = 0; i < TARGET_FPREGS; i++) {
  25         union {
  26             float32 f;
  27             uint32_t i;
  28         } u;
  29         u.f = env->fpr[i];
  30         qemu_put_be32(f, u.i);
  31     }
  32
  33     qemu_put_betls(f, &env->pc);
  34     qemu_put_betls(f, &env->npc);
  35     qemu_put_betls(f, &env->y);
  36     tmp = GET_PSR(env);
  37     qemu_put_be32(f, tmp);
  38     qemu_put_betls(f, &env->fsr);
  39     qemu_put_betls(f, &env->tbr);
  40     tmp = env->interrupt_index;
  41     qemu_put_be32(f, tmp);
  42     qemu_put_be32s(f, &env->pil_in);
  43 #ifndef TARGET_SPARC64
  44     qemu_put_be32s(f, &env->wim);
  45     /* MMU */
  46     for (i = 0; i < 32; i++)
  47         qemu_put_be32s(f, &env->mmuregs[i]);
  48 #else
  49     qemu_put_be64s(f, &env->lsu);
  50     for (i = 0; i < 16; i++) {
  51         qemu_put_be64s(f, &env->immuregs[i]);
  52         qemu_put_be64s(f, &env->dmmuregs[i]);
  53     }
  54     for (i = 0; i < 64; i++) {
  55         qemu_put_be64s(f, &env->itlb[i].tag);
  56         qemu_put_be64s(f, &env->itlb[i].tte);
  57         qemu_put_be64s(f, &env->dtlb[i].tag);
  58         qemu_put_be64s(f, &env->dtlb[i].tte);
  59     }
  60     qemu_put_be32s(f, &env->mmu_version);
  61     for (i = 0; i < MAXTL_MAX; i++) {
  62         qemu_put_be64s(f, &env->ts[i].tpc);
  63         qemu_put_be64s(f, &env->ts[i].tnpc);
  64         qemu_put_be64s(f, &env->ts[i].tstate);
  65         qemu_put_be32s(f, &env->ts[i].tt);
  66     }
  67     qemu_put_be32s(f, &env->xcc);
  68     qemu_put_be32s(f, &env->asi);
  69     qemu_put_be32s(f, &env->pstate);
  70     qemu_put_be32s(f, &env->tl);
  71     qemu_put_be32s(f, &env->cansave);
  72     qemu_put_be32s(f, &env->canrestore);
  73     qemu_put_be32s(f, &env->otherwin);
  74     qemu_put_be32s(f, &env->wstate);
  75     qemu_put_be32s(f, &env->cleanwin);
  76     for (i = 0; i < 8; i++)
  77         qemu_put_be64s(f, &env->agregs[i]);
  78     for (i = 0; i < 8; i++)
  79         qemu_put_be64s(f, &env->bgregs[i]);
  80     for (i = 0; i < 8; i++)
  81         qemu_put_be64s(f, &env->igregs[i]);
  82     for (i = 0; i < 8; i++)
  83         qemu_put_be64s(f, &env->mgregs[i]);
  84     qemu_put_be64s(f, &env->fprs);
  85     qemu_put_be64s(f, &env->tick_cmpr);
  86     qemu_put_be64s(f, &env->stick_cmpr);
  87     cpu_put_timer(f, env->tick);
  88     cpu_put_timer(f, env->stick);
  89     qemu_put_be64s(f, &env->gsr);
  90     qemu_put_be32s(f, &env->gl);
  91     qemu_put_be64s(f, &env->hpstate);
  92     for (i = 0; i < MAXTL_MAX; i++)
  93         qemu_put_be64s(f, &env->htstate[i]);
  94     qemu_put_be64s(f, &env->hintp);
  95     qemu_put_be64s(f, &env->htba);
  96     qemu_put_be64s(f, &env->hver);
  97     qemu_put_be64s(f, &env->hstick_cmpr);
  98     qemu_put_be64s(f, &env->ssr);
  99     cpu_put_timer(f, env->hstick);
 100 #endif
 101 }
 102
 103 int cpu_load(QEMUFile *f, void *opaque, int version_id)
 104 {
 105     CPUState *env = opaque;
 106     int i;
 107     uint32_t tmp;
 108
 109     if (version_id < 6)
 110         return -EINVAL;
 111     for(i = 0; i < 8; i++)
 112         qemu_get_betls(f, &env->gregs[i]);
 113     qemu_get_be32s(f, &env->nwindows);
 114     for(i = 0; i < env->nwindows * 16; i++)
 115         qemu_get_betls(f, &env->regbase[i]);
 116
 117     /* FPU */
 118     for(i = 0; i < TARGET_FPREGS; i++) {
 119         union {
 120             float32 f;
 121             uint32_t i;
 122         } u;
 123         u.i = qemu_get_be32(f);
 124         env->fpr[i] = u.f;
 125     }
 126
 127     qemu_get_betls(f, &env->pc);
 128     qemu_get_betls(f, &env->npc);
 129     qemu_get_betls(f, &env->y);
 130     tmp = qemu_get_be32(f);
 131     env->cwp = 0; /* needed to ensure that the wrapping registers are
 132                      correctly updated */
 133     PUT_PSR(env, tmp);
 134     qemu_get_betls(f, &env->fsr);
 135     qemu_get_betls(f, &env->tbr);
 136     tmp = qemu_get_be32(f);
 137     env->interrupt_index = tmp;
 138     qemu_get_be32s(f, &env->pil_in);
 139 #ifndef TARGET_SPARC64
 140     qemu_get_be32s(f, &env->wim);
 141     /* MMU */
 142     for (i = 0; i < 32; i++)
 143         qemu_get_be32s(f, &env->mmuregs[i]);
 144 #else
 145     qemu_get_be64s(f, &env->lsu);
 146     for (i = 0; i < 16; i++) {
 147         qemu_get_be64s(f, &env->immuregs[i]);
 148         qemu_get_be64s(f, &env->dmmuregs[i]);
 149     }
 150     for (i = 0; i < 64; i++) {
 151         qemu_get_be64s(f, &env->itlb[i].tag);
 152         qemu_get_be64s(f, &env->itlb[i].tte);
 153         qemu_get_be64s(f, &env->dtlb[i].tag);
 154         qemu_get_be64s(f, &env->dtlb[i].tte);
 155     }
 156     qemu_get_be32s(f, &env->mmu_version);
 157     for (i = 0; i < MAXTL_MAX; i++) {
 158         qemu_get_be64s(f, &env->ts[i].tpc);
 159         qemu_get_be64s(f, &env->ts[i].tnpc);
 160         qemu_get_be64s(f, &env->ts[i].tstate);
 161         qemu_get_be32s(f, &env->ts[i].tt);
 162     }
 163     qemu_get_be32s(f, &env->xcc);
 164     qemu_get_be32s(f, &env->asi);
 165     qemu_get_be32s(f, &env->pstate);
 166     qemu_get_be32s(f, &env->tl);
 167     qemu_get_be32s(f, &env->cansave);
 168     qemu_get_be32s(f, &env->canrestore);
 169     qemu_get_be32s(f, &env->otherwin);
 170     qemu_get_be32s(f, &env->wstate);
 171     qemu_get_be32s(f, &env->cleanwin);
 172     for (i = 0; i < 8; i++)
 173         qemu_get_be64s(f, &env->agregs[i]);
 174     for (i = 0; i < 8; i++)
 175         qemu_get_be64s(f, &env->bgregs[i]);
 176     for (i = 0; i < 8; i++)
 177         qemu_get_be64s(f, &env->igregs[i]);
 178     for (i = 0; i < 8; i++)
 179         qemu_get_be64s(f, &env->mgregs[i]);
 180     qemu_get_be64s(f, &env->fprs);
 181     qemu_get_be64s(f, &env->tick_cmpr);
 182     qemu_get_be64s(f, &env->stick_cmpr);
 183     cpu_get_timer(f, env->tick);
 184     cpu_get_timer(f, env->stick);
 185     qemu_get_be64s(f, &env->gsr);
 186     qemu_get_be32s(f, &env->gl);
 187     qemu_get_be64s(f, &env->hpstate);
 188     for (i = 0; i < MAXTL_MAX; i++)
 189         qemu_get_be64s(f, &env->htstate[i]);
 190     qemu_get_be64s(f, &env->hintp);
 191     qemu_get_be64s(f, &env->htba);
 192     qemu_get_be64s(f, &env->hver);
 193     qemu_get_be64s(f, &env->hstick_cmpr);
 194     qemu_get_be64s(f, &env->ssr);
 195     cpu_get_timer(f, env->hstick);
 196 #endif
 197     tlb_flush(env, 1);
 198     return 0;
 199 }