target-alpha/machine.c

   1 #include "qemu/osdep.h"
   2 #include "hw/hw.h"
   3 #include "hw/boards.h"
   4 #include "migration/cpu.h"
   5
   6 static int get_fpcr(QEMUFile *f, void *opaque, size_t size)
   7 {
   8     CPUAlphaState *env = opaque;
   9     cpu_alpha_store_fpcr(env, qemu_get_be64(f));
  10     return 0;
  11 }
  12
  13 static void put_fpcr(QEMUFile *f, void *opaque, size_t size)
  14 {
  15     CPUAlphaState *env = opaque;
  16     qemu_put_be64(f, cpu_alpha_load_fpcr(env));
  17 }
  18
  19 static const VMStateInfo vmstate_fpcr = {
  20     .name = "fpcr",
  21     .get = get_fpcr,
  22     .put = put_fpcr,
  23 };
  24
  25 static VMStateField vmstate_env_fields[] = {
  26     VMSTATE_UINTTL_ARRAY(ir, CPUAlphaState, 31),
  27     VMSTATE_UINTTL_ARRAY(fir, CPUAlphaState, 31),
  28     /* Save the architecture value of the fpcr, not the internally
  29        expanded version.  Since this architecture value does not
  30        exist in memory to be stored, this requires a but of hoop
  31        jumping.  We want OFFSET=0 so that we effectively pass ENV
  32        to the helper functions, and we need to fill in the name by
  33        hand since there's no field of that name.  */
  34     {
  35         .name = "fpcr",
  36         .version_id = 0,
  37         .size = sizeof(uint64_t),
  38         .info = &vmstate_fpcr,
  39         .flags = VMS_SINGLE,
  40         .offset = 0
  41     },
  42     VMSTATE_UINTTL(pc, CPUAlphaState),
  43     VMSTATE_UINTTL(unique, CPUAlphaState),
  44     VMSTATE_UINTTL(lock_addr, CPUAlphaState),
  45     VMSTATE_UINTTL(lock_value, CPUAlphaState),
  46     /* Note that lock_st_addr is not saved; it is a temporary
  47        used during the execution of the st[lq]_c insns.  */
  48
  49     VMSTATE_UINT8(ps, CPUAlphaState),
  50     VMSTATE_UINT8(intr_flag, CPUAlphaState),
  51     VMSTATE_UINT8(pal_mode, CPUAlphaState),
  52     VMSTATE_UINT8(fen, CPUAlphaState),
  53
  54     VMSTATE_UINT32(pcc_ofs, CPUAlphaState),
  55
  56     VMSTATE_UINTTL(trap_arg0, CPUAlphaState),
  57     VMSTATE_UINTTL(trap_arg1, CPUAlphaState),
  58     VMSTATE_UINTTL(trap_arg2, CPUAlphaState),
  59
  60     VMSTATE_UINTTL(exc_addr, CPUAlphaState),
  61     VMSTATE_UINTTL(palbr, CPUAlphaState),
  62     VMSTATE_UINTTL(ptbr, CPUAlphaState),
  63     VMSTATE_UINTTL(vptptr, CPUAlphaState),
  64     VMSTATE_UINTTL(sysval, CPUAlphaState),
  65     VMSTATE_UINTTL(usp, CPUAlphaState),
  66
  67     VMSTATE_UINTTL_ARRAY(shadow, CPUAlphaState, 8),
  68     VMSTATE_UINTTL_ARRAY(scratch, CPUAlphaState, 24),
  69
  70     VMSTATE_END_OF_LIST()
  71 };
  72
  73 static const VMStateDescription vmstate_env = {
  74     .name = "env",
  75     .version_id = 2,
  76     .minimum_version_id = 2,
  77     .fields = vmstate_env_fields,
  78 };
  79
  80 static VMStateField vmstate_cpu_fields[] = {
  81     VMSTATE_CPU(),
  82     VMSTATE_STRUCT(env, AlphaCPU, 1, vmstate_env, CPUAlphaState),
  83     VMSTATE_END_OF_LIST()
  84 };
  85
  86 const VMStateDescription vmstate_alpha_cpu = {
  87     .name = "cpu",
  88     .version_id = 1,
  89     .minimum_version_id = 1,
  90     .fields = vmstate_cpu_fields,
  91 };