target/alpha/machine.c

   1 #include "qemu/osdep.h"
   2 #include "qemu-common.h"
   3 #include "cpu.h"
   4 #include "hw/hw.h"
   5 #include "hw/boards.h"
   6 #include "migration/cpu.h"
   7
   8 static int get_fpcr(QEMUFile *f, void *opaque, size_t size,
   9                     const VMStateField *field)
  10 {
  11     CPUAlphaState *env = opaque;
  12     cpu_alpha_store_fpcr(env, qemu_get_be64(f));
  13     return 0;
  14 }
  15
  16 static int put_fpcr(QEMUFile *f, void *opaque, size_t size,
  17                     const VMStateField *field, QJSON *vmdesc)
  18 {
  19     CPUAlphaState *env = opaque;
  20     qemu_put_be64(f, cpu_alpha_load_fpcr(env));
  21     return 0;
  22 }
  23
  24 static const VMStateInfo vmstate_fpcr = {
  25     .name = "fpcr",
  26     .get = get_fpcr,
  27     .put = put_fpcr,
  28 };
  29
  30 static VMStateField vmstate_env_fields[] = {
  31     VMSTATE_UINTTL_ARRAY(ir, CPUAlphaState, 31),
  32     VMSTATE_UINTTL_ARRAY(fir, CPUAlphaState, 31),
  33     /* Save the architecture value of the fpcr, not the internally
  34        expanded version.  Since this architecture value does not
  35        exist in memory to be stored, this requires a but of hoop
  36        jumping.  We want OFFSET=0 so that we effectively pass ENV
  37        to the helper functions, and we need to fill in the name by
  38        hand since there's no field of that name.  */
  39     {
  40         .name = "fpcr",
  41         .version_id = 0,
  42         .size = sizeof(uint64_t),
  43         .info = &vmstate_fpcr,
  44         .flags = VMS_SINGLE,
  45         .offset = 0
  46     },
  47     VMSTATE_UINTTL(pc, CPUAlphaState),
  48     VMSTATE_UINTTL(unique, CPUAlphaState),
  49     VMSTATE_UINTTL(lock_addr, CPUAlphaState),
  50     VMSTATE_UINTTL(lock_value, CPUAlphaState),
  51
  52     VMSTATE_UINT32(flags, CPUAlphaState),
  53     VMSTATE_UINT32(pcc_ofs, CPUAlphaState),
  54
  55     VMSTATE_UINTTL(trap_arg0, CPUAlphaState),
  56     VMSTATE_UINTTL(trap_arg1, CPUAlphaState),
  57     VMSTATE_UINTTL(trap_arg2, CPUAlphaState),
  58
  59     VMSTATE_UINTTL(exc_addr, CPUAlphaState),
  60     VMSTATE_UINTTL(palbr, CPUAlphaState),
  61     VMSTATE_UINTTL(ptbr, CPUAlphaState),
  62     VMSTATE_UINTTL(vptptr, CPUAlphaState),
  63     VMSTATE_UINTTL(sysval, CPUAlphaState),
  64     VMSTATE_UINTTL(usp, CPUAlphaState),
  65
  66     VMSTATE_UINTTL_ARRAY(shadow, CPUAlphaState, 8),
  67     VMSTATE_UINTTL_ARRAY(scratch, CPUAlphaState, 24),
  68
  69     VMSTATE_END_OF_LIST()
  70 };
  71
  72 static const VMStateDescription vmstate_env = {
  73     .name = "env",
  74     .version_id = 3,
  75     .minimum_version_id = 3,
  76     .fields = vmstate_env_fields,
  77 };
  78
  79 static VMStateField vmstate_cpu_fields[] = {
  80     VMSTATE_CPU(),
  81     VMSTATE_STRUCT(env, AlphaCPU, 1, vmstate_env, CPUAlphaState),
  82     VMSTATE_END_OF_LIST()
  83 };
  84
  85 const VMStateDescription vmstate_alpha_cpu = {
  86     .name = "cpu",
  87     .version_id = 1,
  88     .minimum_version_id = 1,
  89     .fields = vmstate_cpu_fields,
  90 };