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