X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?p=kvmfornfv.git;a=blobdiff_plain;f=qemu%2Ftarget-sparc%2Fmachine.c;h=1046016f3af6d5a8c7c112513b42fd85194162e2;hp=3f3de4c65a996cb8a587d4d22c2d810f6d4d4110;hb=437fd90c0250dee670290f9b714253671a990160;hpb=5bbd6fe9b8bab2a93e548c5a53b032d1939eec05

diff --git a/qemu/target-sparc/machine.c b/qemu/target-sparc/machine.c
index 3f3de4c65..1046016f3 100644
--- a/qemu/target-sparc/machine.c
+++ b/qemu/target-sparc/machine.c
@@ -1,218 +1,191 @@
+#include "qemu/osdep.h"
 #include "hw/hw.h"
 #include "hw/boards.h"
 #include "qemu/timer.h"
 
 #include "cpu.h"
 
-void cpu_save(QEMUFile *f, void *opaque)
-{
-    CPUSPARCState *env = opaque;
-    int i;
-    uint32_t tmp;
-
-    // if env->cwp == env->nwindows - 1, this will set the ins of the last
-    // window as the outs of the first window
-    cpu_set_cwp(env, env->cwp);
+#ifdef TARGET_SPARC64
+static const VMStateDescription vmstate_cpu_timer = {
+    .name = "cpu_timer",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT32(frequency, CPUTimer),
+        VMSTATE_UINT32(disabled, CPUTimer),
+        VMSTATE_UINT64(disabled_mask, CPUTimer),
+        VMSTATE_UINT32(npt, CPUTimer),
+        VMSTATE_UINT64(npt_mask, CPUTimer),
+        VMSTATE_INT64(clock_offset, CPUTimer),
+        VMSTATE_TIMER_PTR(qtimer, CPUTimer),
+        VMSTATE_END_OF_LIST()
+    }
+};
 
-    for(i = 0; i < 8; i++)
-        qemu_put_betls(f, &env->gregs[i]);
-    qemu_put_be32s(f, &env->nwindows);
-    for(i = 0; i < env->nwindows * 16; i++)
-        qemu_put_betls(f, &env->regbase[i]);
+#define VMSTATE_CPU_TIMER(_f, _s)                             \
+    VMSTATE_STRUCT_POINTER(_f, _s, vmstate_cpu_timer, CPUTimer)
 
-    /* FPU */
-    for (i = 0; i < TARGET_DPREGS; i++) {
-        qemu_put_be32(f, env->fpr[i].l.upper);
-        qemu_put_be32(f, env->fpr[i].l.lower);
+static const VMStateDescription vmstate_trap_state = {
+    .name = "trap_state",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT64(tpc, trap_state),
+        VMSTATE_UINT64(tnpc, trap_state),
+        VMSTATE_UINT64(tstate, trap_state),
+        VMSTATE_UINT32(tt, trap_state),
+        VMSTATE_END_OF_LIST()
     }
+};
 
-    qemu_put_betls(f, &env->pc);
-    qemu_put_betls(f, &env->npc);
-    qemu_put_betls(f, &env->y);
-    tmp = cpu_get_psr(env);
-    qemu_put_be32(f, tmp);
-    qemu_put_betls(f, &env->fsr);
-    qemu_put_betls(f, &env->tbr);
-    tmp = env->interrupt_index;
-    qemu_put_be32(f, tmp);
-    qemu_put_be32s(f, &env->pil_in);
-#ifndef TARGET_SPARC64
-    qemu_put_be32s(f, &env->wim);
-    /* MMU */
-    for (i = 0; i < 32; i++)
-        qemu_put_be32s(f, &env->mmuregs[i]);
-    for (i = 0; i < 4; i++) {
-        qemu_put_be64s(f, &env->mxccdata[i]);
-    }
-    for (i = 0; i < 8; i++) {
-        qemu_put_be64s(f, &env->mxccregs[i]);
-    }
-    qemu_put_be32s(f, &env->mmubpctrv);
-    qemu_put_be32s(f, &env->mmubpctrc);
-    qemu_put_be32s(f, &env->mmubpctrs);
-    qemu_put_be64s(f, &env->mmubpaction);
-    for (i = 0; i < 4; i++) {
-        qemu_put_be64s(f, &env->mmubpregs[i]);
-    }
-#else
-    qemu_put_be64s(f, &env->lsu);
-    for (i = 0; i < 16; i++) {
-        qemu_put_be64s(f, &env->immuregs[i]);
-        qemu_put_be64s(f, &env->dmmuregs[i]);
-    }
-    for (i = 0; i < 64; i++) {
-        qemu_put_be64s(f, &env->itlb[i].tag);
-        qemu_put_be64s(f, &env->itlb[i].tte);
-        qemu_put_be64s(f, &env->dtlb[i].tag);
-        qemu_put_be64s(f, &env->dtlb[i].tte);
+static const VMStateDescription vmstate_tlb_entry = {
+    .name = "tlb_entry",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .minimum_version_id_old = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT64(tag, SparcTLBEntry),
+        VMSTATE_UINT64(tte, SparcTLBEntry),
+        VMSTATE_END_OF_LIST()
     }
-    qemu_put_be32s(f, &env->mmu_version);
-    for (i = 0; i < MAXTL_MAX; i++) {
-        qemu_put_be64s(f, &env->ts[i].tpc);
-        qemu_put_be64s(f, &env->ts[i].tnpc);
-        qemu_put_be64s(f, &env->ts[i].tstate);
-        qemu_put_be32s(f, &env->ts[i].tt);
-    }
-    qemu_put_be32s(f, &env->xcc);
-    qemu_put_be32s(f, &env->asi);
-    qemu_put_be32s(f, &env->pstate);
-    qemu_put_be32s(f, &env->tl);
-    qemu_put_be32s(f, &env->cansave);
-    qemu_put_be32s(f, &env->canrestore);
-    qemu_put_be32s(f, &env->otherwin);
-    qemu_put_be32s(f, &env->wstate);
-    qemu_put_be32s(f, &env->cleanwin);
-    for (i = 0; i < 8; i++)
-        qemu_put_be64s(f, &env->agregs[i]);
-    for (i = 0; i < 8; i++)
-        qemu_put_be64s(f, &env->bgregs[i]);
-    for (i = 0; i < 8; i++)
-        qemu_put_be64s(f, &env->igregs[i]);
-    for (i = 0; i < 8; i++)
-        qemu_put_be64s(f, &env->mgregs[i]);
-    qemu_put_be64s(f, &env->fprs);
-    qemu_put_be64s(f, &env->tick_cmpr);
-    qemu_put_be64s(f, &env->stick_cmpr);
-    cpu_put_timer(f, env->tick);
-    cpu_put_timer(f, env->stick);
-    qemu_put_be64s(f, &env->gsr);
-    qemu_put_be32s(f, &env->gl);
-    qemu_put_be64s(f, &env->hpstate);
-    for (i = 0; i < MAXTL_MAX; i++)
-        qemu_put_be64s(f, &env->htstate[i]);
-    qemu_put_be64s(f, &env->hintp);
-    qemu_put_be64s(f, &env->htba);
-    qemu_put_be64s(f, &env->hver);
-    qemu_put_be64s(f, &env->hstick_cmpr);
-    qemu_put_be64s(f, &env->ssr);
-    cpu_put_timer(f, env->hstick);
+};
 #endif
+
+static int get_psr(QEMUFile *f, void *opaque, size_t size)
+{
+    SPARCCPU *cpu = opaque;
+    CPUSPARCState *env = &cpu->env;
+    uint32_t val = qemu_get_be32(f);
+
+    /* needed to ensure that the wrapping registers are correctly updated */
+    env->cwp = 0;
+    cpu_put_psr_raw(env, val);
+
+    return 0;
 }
 
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
+static void put_psr(QEMUFile *f, void *opaque, size_t size)
 {
-    CPUSPARCState *env = opaque;
-    SPARCCPU *cpu = sparc_env_get_cpu(env);
-    int i;
-    uint32_t tmp;
-
-    if (version_id < 6)
-        return -EINVAL;
-    for(i = 0; i < 8; i++)
-        qemu_get_betls(f, &env->gregs[i]);
-    qemu_get_be32s(f, &env->nwindows);
-    for(i = 0; i < env->nwindows * 16; i++)
-        qemu_get_betls(f, &env->regbase[i]);
-
-    /* FPU */
-    for (i = 0; i < TARGET_DPREGS; i++) {
-        env->fpr[i].l.upper = qemu_get_be32(f);
-        env->fpr[i].l.lower = qemu_get_be32(f);
-    }
+    SPARCCPU *cpu = opaque;
+    CPUSPARCState *env = &cpu->env;
+    uint32_t val;
+
+    val = cpu_get_psr(env);
+
+    qemu_put_be32(f, val);
+}
 
-    qemu_get_betls(f, &env->pc);
-    qemu_get_betls(f, &env->npc);
-    qemu_get_betls(f, &env->y);
-    tmp = qemu_get_be32(f);
-    env->cwp = 0; /* needed to ensure that the wrapping registers are
-                     correctly updated */
-    cpu_put_psr(env, tmp);
-    qemu_get_betls(f, &env->fsr);
-    qemu_get_betls(f, &env->tbr);
-    tmp = qemu_get_be32(f);
-    env->interrupt_index = tmp;
-    qemu_get_be32s(f, &env->pil_in);
+static const VMStateInfo vmstate_psr = {
+    .name = "psr",
+    .get = get_psr,
+    .put = put_psr,
+};
+
+static void cpu_pre_save(void *opaque)
+{
+    SPARCCPU *cpu = opaque;
+    CPUSPARCState *env = &cpu->env;
+
+    /* if env->cwp == env->nwindows - 1, this will set the ins of the last
+     * window as the outs of the first window
+     */
+    cpu_set_cwp(env, env->cwp);
+}
+
+/* 32-bit SPARC retains migration compatibility with older versions
+ * of QEMU; 64-bit SPARC has had a migration break since then, so the
+ * versions are different.
+ */
 #ifndef TARGET_SPARC64
-    qemu_get_be32s(f, &env->wim);
-    /* MMU */
-    for (i = 0; i < 32; i++)
-        qemu_get_be32s(f, &env->mmuregs[i]);
-    for (i = 0; i < 4; i++) {
-        qemu_get_be64s(f, &env->mxccdata[i]);
-    }
-    for (i = 0; i < 8; i++) {
-        qemu_get_be64s(f, &env->mxccregs[i]);
-    }
-    qemu_get_be32s(f, &env->mmubpctrv);
-    qemu_get_be32s(f, &env->mmubpctrc);
-    qemu_get_be32s(f, &env->mmubpctrs);
-    qemu_get_be64s(f, &env->mmubpaction);
-    for (i = 0; i < 4; i++) {
-        qemu_get_be64s(f, &env->mmubpregs[i]);
-    }
+#define SPARC_VMSTATE_VER 7
 #else
-    qemu_get_be64s(f, &env->lsu);
-    for (i = 0; i < 16; i++) {
-        qemu_get_be64s(f, &env->immuregs[i]);
-        qemu_get_be64s(f, &env->dmmuregs[i]);
-    }
-    for (i = 0; i < 64; i++) {
-        qemu_get_be64s(f, &env->itlb[i].tag);
-        qemu_get_be64s(f, &env->itlb[i].tte);
-        qemu_get_be64s(f, &env->dtlb[i].tag);
-        qemu_get_be64s(f, &env->dtlb[i].tte);
-    }
-    qemu_get_be32s(f, &env->mmu_version);
-    for (i = 0; i < MAXTL_MAX; i++) {
-        qemu_get_be64s(f, &env->ts[i].tpc);
-        qemu_get_be64s(f, &env->ts[i].tnpc);
-        qemu_get_be64s(f, &env->ts[i].tstate);
-        qemu_get_be32s(f, &env->ts[i].tt);
-    }
-    qemu_get_be32s(f, &env->xcc);
-    qemu_get_be32s(f, &env->asi);
-    qemu_get_be32s(f, &env->pstate);
-    qemu_get_be32s(f, &env->tl);
-    qemu_get_be32s(f, &env->cansave);
-    qemu_get_be32s(f, &env->canrestore);
-    qemu_get_be32s(f, &env->otherwin);
-    qemu_get_be32s(f, &env->wstate);
-    qemu_get_be32s(f, &env->cleanwin);
-    for (i = 0; i < 8; i++)
-        qemu_get_be64s(f, &env->agregs[i]);
-    for (i = 0; i < 8; i++)
-        qemu_get_be64s(f, &env->bgregs[i]);
-    for (i = 0; i < 8; i++)
-        qemu_get_be64s(f, &env->igregs[i]);
-    for (i = 0; i < 8; i++)
-        qemu_get_be64s(f, &env->mgregs[i]);
-    qemu_get_be64s(f, &env->fprs);
-    qemu_get_be64s(f, &env->tick_cmpr);
-    qemu_get_be64s(f, &env->stick_cmpr);
-    cpu_get_timer(f, env->tick);
-    cpu_get_timer(f, env->stick);
-    qemu_get_be64s(f, &env->gsr);
-    qemu_get_be32s(f, &env->gl);
-    qemu_get_be64s(f, &env->hpstate);
-    for (i = 0; i < MAXTL_MAX; i++)
-        qemu_get_be64s(f, &env->htstate[i]);
-    qemu_get_be64s(f, &env->hintp);
-    qemu_get_be64s(f, &env->htba);
-    qemu_get_be64s(f, &env->hver);
-    qemu_get_be64s(f, &env->hstick_cmpr);
-    qemu_get_be64s(f, &env->ssr);
-    cpu_get_timer(f, env->hstick);
+#define SPARC_VMSTATE_VER 9
 #endif
-    tlb_flush(CPU(cpu), 1);
-    return 0;
-}
+
+const VMStateDescription vmstate_sparc_cpu = {
+    .name = "cpu",
+    .version_id = SPARC_VMSTATE_VER,
+    .minimum_version_id = SPARC_VMSTATE_VER,
+    .minimum_version_id_old = SPARC_VMSTATE_VER,
+    .pre_save = cpu_pre_save,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINTTL_ARRAY(env.gregs, SPARCCPU, 8),
+        VMSTATE_UINT32(env.nwindows, SPARCCPU),
+        VMSTATE_VARRAY_MULTIPLY(env.regbase, SPARCCPU, env.nwindows, 16,
+                                vmstate_info_uinttl, target_ulong),
+        VMSTATE_CPUDOUBLE_ARRAY(env.fpr, SPARCCPU, TARGET_DPREGS),
+        VMSTATE_UINTTL(env.pc, SPARCCPU),
+        VMSTATE_UINTTL(env.npc, SPARCCPU),
+        VMSTATE_UINTTL(env.y, SPARCCPU),
+        {
+
+            .name = "psr",
+            .version_id = 0,
+            .size = sizeof(uint32_t),
+            .info = &vmstate_psr,
+            .flags = VMS_SINGLE,
+            .offset = 0,
+        },
+        VMSTATE_UINTTL(env.fsr, SPARCCPU),
+        VMSTATE_UINTTL(env.tbr, SPARCCPU),
+        VMSTATE_INT32(env.interrupt_index, SPARCCPU),
+        VMSTATE_UINT32(env.pil_in, SPARCCPU),
+#ifndef TARGET_SPARC64
+        /* MMU */
+        VMSTATE_UINT32(env.wim, SPARCCPU),
+        VMSTATE_UINT32_ARRAY(env.mmuregs, SPARCCPU, 32),
+        VMSTATE_UINT64_ARRAY(env.mxccdata, SPARCCPU, 4),
+        VMSTATE_UINT64_ARRAY(env.mxccregs, SPARCCPU, 8),
+        VMSTATE_UINT32(env.mmubpctrv, SPARCCPU),
+        VMSTATE_UINT32(env.mmubpctrc, SPARCCPU),
+        VMSTATE_UINT32(env.mmubpctrs, SPARCCPU),
+        VMSTATE_UINT64(env.mmubpaction, SPARCCPU),
+        VMSTATE_UINT64_ARRAY(env.mmubpregs, SPARCCPU, 4),
+#else
+        VMSTATE_UINT64(env.lsu, SPARCCPU),
+        VMSTATE_UINT64_ARRAY(env.immuregs, SPARCCPU, 16),
+        VMSTATE_UINT64_ARRAY(env.dmmuregs, SPARCCPU, 16),
+        VMSTATE_STRUCT_ARRAY(env.itlb, SPARCCPU, 64, 0,
+                             vmstate_tlb_entry, SparcTLBEntry),
+        VMSTATE_STRUCT_ARRAY(env.dtlb, SPARCCPU, 64, 0,
+                             vmstate_tlb_entry, SparcTLBEntry),
+        VMSTATE_UINT32(env.mmu_version, SPARCCPU),
+        VMSTATE_STRUCT_ARRAY(env.ts, SPARCCPU, MAXTL_MAX, 0,
+                             vmstate_trap_state, trap_state),
+        VMSTATE_UINT32(env.xcc, SPARCCPU),
+        VMSTATE_UINT32(env.asi, SPARCCPU),
+        VMSTATE_UINT32(env.pstate, SPARCCPU),
+        VMSTATE_UINT32(env.tl, SPARCCPU),
+        VMSTATE_UINT32(env.cansave, SPARCCPU),
+        VMSTATE_UINT32(env.canrestore, SPARCCPU),
+        VMSTATE_UINT32(env.otherwin, SPARCCPU),
+        VMSTATE_UINT32(env.wstate, SPARCCPU),
+        VMSTATE_UINT32(env.cleanwin, SPARCCPU),
+        VMSTATE_UINT64_ARRAY(env.agregs, SPARCCPU, 8),
+        VMSTATE_UINT64_ARRAY(env.bgregs, SPARCCPU, 8),
+        VMSTATE_UINT64_ARRAY(env.igregs, SPARCCPU, 8),
+        VMSTATE_UINT64_ARRAY(env.mgregs, SPARCCPU, 8),
+        VMSTATE_UINT64(env.fprs, SPARCCPU),
+        VMSTATE_UINT64(env.tick_cmpr, SPARCCPU),
+        VMSTATE_UINT64(env.stick_cmpr, SPARCCPU),
+        VMSTATE_CPU_TIMER(env.tick, SPARCCPU),
+        VMSTATE_CPU_TIMER(env.stick, SPARCCPU),
+        VMSTATE_UINT64(env.gsr, SPARCCPU),
+        VMSTATE_UINT32(env.gl, SPARCCPU),
+        VMSTATE_UINT64(env.hpstate, SPARCCPU),
+        VMSTATE_UINT64_ARRAY(env.htstate, SPARCCPU, MAXTL_MAX),
+        VMSTATE_UINT64(env.hintp, SPARCCPU),
+        VMSTATE_UINT64(env.htba, SPARCCPU),
+        VMSTATE_UINT64(env.hver, SPARCCPU),
+        VMSTATE_UINT64(env.hstick_cmpr, SPARCCPU),
+        VMSTATE_UINT64(env.ssr, SPARCCPU),
+        VMSTATE_CPU_TIMER(env.hstick, SPARCCPU),
+        /* On SPARC32 env.psrpil and env.cwp are migrated as part of the PSR */
+        VMSTATE_UINT32(env.psrpil, SPARCCPU),
+        VMSTATE_UINT32(env.cwp, SPARCCPU),
+#endif
+        VMSTATE_END_OF_LIST()
+    },
+};