machine.c (2577B)
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, JSONWriter *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 };