target-alpha/machine.c

   1 #include "hw/hw.h"
   2 #include "hw/boards.h"
   3
   4 static int get_fpcr(QEMUFile *f, void *opaque, size_t size)
   5 {
   6     CPUAlphaState *env = opaque;
   7     cpu_alpha_store_fpcr(env, qemu_get_be64(f));
   8     return 0;
   9 }
  10
  11 static void put_fpcr(QEMUFile *f, void *opaque, size_t size)
  12 {
  13     CPUAlphaState *env = opaque;
  14     qemu_put_be64(f, cpu_alpha_load_fpcr(env));
  15 }
  16
  17 static const VMStateInfo vmstate_fpcr = {
  18     .name = "fpcr",
  19     .get = get_fpcr,
  20     .put = put_fpcr,
  21 };
  22
  23 static VMStateField vmstate_cpu_fields[] = {
  24     VMSTATE_UINTTL_ARRAY(ir, CPUAlphaState, 31),
  25     VMSTATE_UINTTL_ARRAY(fir, CPUAlphaState, 31),
  26     /* Save the architecture value of the fpcr, not the internally
  27        expanded version.  Since this architecture value does not
  28        exist in memory to be stored, this requires a but of hoop
  29        jumping.  We want OFFSET=0 so that we effectively pass ENV
  30        to the helper functions, and we need to fill in the name by
  31        hand since there's no field of that name.  */
  32     {
  33         .name = "fpcr",
  34         .version_id = 0,
  35         .size = sizeof(uint64_t),
  36         .info = &vmstate_fpcr,
  37         .flags = VMS_SINGLE,
  38         .offset = 0
  39     },
  40     VMSTATE_UINTTL(pc, CPUAlphaState),
  41     VMSTATE_UINTTL(unique, CPUAlphaState),
  42     VMSTATE_UINTTL(lock_addr, CPUAlphaState),
  43     VMSTATE_UINTTL(lock_value, CPUAlphaState),
  44     /* Note that lock_st_addr is not saved; it is a temporary
  45        used during the execution of the st[lq]_c insns.  */
  46
  47     VMSTATE_UINT8(ps, CPUAlphaState),
  48     VMSTATE_UINT8(intr_flag, CPUAlphaState),
  49     VMSTATE_UINT8(pal_mode, CPUAlphaState),
  50     VMSTATE_UINT8(fen, CPUAlphaState),
  51
  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_cpu = {
  72     .name = "cpu",
  73     .version_id = 1,
  74     .minimum_version_id = 1,
  75     .minimum_version_id_old = 1,
  76     .fields = vmstate_cpu_fields,
  77 };
  78
  79 void cpu_save(QEMUFile *f, void *opaque)
  80 {
  81     vmstate_save_state(f, &vmstate_cpu, opaque);
  82 }
  83
  84 int cpu_load(QEMUFile *f, void *opaque, int version_id)
  85 {
  86     return vmstate_load_state(f, &vmstate_cpu, opaque, version_id);
  87 }