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