target/alpha/machine.c

   1 #include "qemu/osdep.h"
   2 #include "cpu.h"
   3 #include "migration/cpu.h"
   4
   5 static int get_fpcr(QEMUFile *f, void *opaque, size_t size,
   6                     const VMStateField *field)
   7 {
   8     CPUAlphaState *env = opaque;
   9     cpu_alpha_store_fpcr(env, qemu_get_be64(f));
  10     return 0;
  11 }
  12
  13 static int put_fpcr(QEMUFile *f, void *opaque, size_t size,
  14                     const VMStateField *field, QJSON *vmdesc)
  15 {
  16     CPUAlphaState *env = opaque;
  17     qemu_put_be64(f, cpu_alpha_load_fpcr(env));
  18     return 0;
  19 }
  20
  21 static const VMStateInfo vmstate_fpcr = {
  22     .name = "fpcr",
  23     .get = get_fpcr,
  24     .put = put_fpcr,
  25 };
  26
  27 static VMStateField vmstate_env_fields[] = {
  28     VMSTATE_UINTTL_ARRAY(ir, CPUAlphaState, 31),
  29     VMSTATE_UINTTL_ARRAY(fir, CPUAlphaState, 31),
  30     /* Save the architecture value of the fpcr, not the internally
  31        expanded version.  Since this architecture value does not
  32        exist in memory to be stored, this requires a but of hoop
  33        jumping.  We want OFFSET=0 so that we effectively pass ENV
  34        to the helper functions, and we need to fill in the name by
  35        hand since there's no field of that name.  */
  36     {
  37         .name = "fpcr",
  38         .version_id = 0,
  39         .size = sizeof(uint64_t),
  40         .info = &vmstate_fpcr,
  41         .flags = VMS_SINGLE,
  42         .offset = 0
  43     },
  44     VMSTATE_UINTTL(pc, CPUAlphaState),
  45     VMSTATE_UINTTL(unique, CPUAlphaState),
  46     VMSTATE_UINTTL(lock_addr, CPUAlphaState),
  47     VMSTATE_UINTTL(lock_value, CPUAlphaState),
  48
  49     VMSTATE_UINT32(flags, CPUAlphaState),
  50     VMSTATE_UINT32(pcc_ofs, CPUAlphaState),
  51
  52     VMSTATE_UINTTL(trap_arg0, CPUAlphaState),
  53     VMSTATE_UINTTL(trap_arg1, CPUAlphaState),
  54     VMSTATE_UINTTL(trap_arg2, CPUAlphaState),
  55
  56     VMSTATE_UINTTL(exc_addr, CPUAlphaState),
  57     VMSTATE_UINTTL(palbr, CPUAlphaState),
  58     VMSTATE_UINTTL(ptbr, CPUAlphaState),
  59     VMSTATE_UINTTL(vptptr, CPUAlphaState),
  60     VMSTATE_UINTTL(sysval, CPUAlphaState),
  61     VMSTATE_UINTTL(usp, CPUAlphaState),
  62
  63     VMSTATE_UINTTL_ARRAY(shadow, CPUAlphaState, 8),
  64     VMSTATE_UINTTL_ARRAY(scratch, CPUAlphaState, 24),
  65
  66     VMSTATE_END_OF_LIST()
  67 };
  68
  69 static const VMStateDescription vmstate_env = {
  70     .name = "env",
  71     .version_id = 3,
  72     .minimum_version_id = 3,
  73     .fields = vmstate_env_fields,
  74 };
  75
  76 static VMStateField vmstate_cpu_fields[] = {
  77     VMSTATE_CPU(),
  78     VMSTATE_STRUCT(env, AlphaCPU, 1, vmstate_env, CPUAlphaState),
  79     VMSTATE_END_OF_LIST()
  80 };
  81
  82 const VMStateDescription vmstate_alpha_cpu = {
  83     .name = "cpu",
  84     .version_id = 1,
  85     .minimum_version_id = 1,
  86     .fields = vmstate_cpu_fields,
  87 };