diff options
Diffstat (limited to 'target/sparc/machine.c')
| -rw-r--r-- | target/sparc/machine.c | 106 |
1 files changed, 88 insertions, 18 deletions
diff --git a/target/sparc/machine.c b/target/sparc/machine.c index 8ff9dea297..48e0cf22f3 100644 --- a/target/sparc/machine.c +++ b/target/sparc/machine.c @@ -1,9 +1,6 @@ #include "qemu/osdep.h" -#include "qemu-common.h" #include "cpu.h" #include "exec/exec-all.h" -#include "hw/hw.h" -#include "hw/boards.h" #include "qemu/timer.h" #include "migration/cpu.h" @@ -13,8 +10,7 @@ static const VMStateDescription vmstate_cpu_timer = { .name = "cpu_timer", .version_id = 1, .minimum_version_id = 1, - .minimum_version_id_old = 1, - .fields = (VMStateField[]) { + .fields = (const VMStateField[]) { VMSTATE_UINT32(frequency, CPUTimer), VMSTATE_UINT32(disabled, CPUTimer), VMSTATE_UINT64(disabled_mask, CPUTimer), @@ -33,8 +29,7 @@ static const VMStateDescription vmstate_trap_state = { .name = "trap_state", .version_id = 1, .minimum_version_id = 1, - .minimum_version_id_old = 1, - .fields = (VMStateField[]) { + .fields = (const VMStateField[]) { VMSTATE_UINT64(tpc, trap_state), VMSTATE_UINT64(tnpc, trap_state), VMSTATE_UINT64(tstate, trap_state), @@ -47,8 +42,7 @@ static const VMStateDescription vmstate_tlb_entry = { .name = "tlb_entry", .version_id = 1, .minimum_version_id = 1, - .minimum_version_id_old = 1, - .fields = (VMStateField[]) { + .fields = (const VMStateField[]) { VMSTATE_UINT64(tag, SparcTLBEntry), VMSTATE_UINT64(tte, SparcTLBEntry), VMSTATE_END_OF_LIST() @@ -56,7 +50,8 @@ static const VMStateDescription vmstate_tlb_entry = { }; #endif -static int get_psr(QEMUFile *f, void *opaque, size_t size, VMStateField *field) +static int get_psr(QEMUFile *f, void *opaque, size_t size, + const VMStateField *field) { SPARCCPU *cpu = opaque; CPUSPARCState *env = &cpu->env; @@ -69,8 +64,8 @@ static int get_psr(QEMUFile *f, void *opaque, size_t size, VMStateField *field) return 0; } -static int put_psr(QEMUFile *f, void *opaque, size_t size, VMStateField *field, - QJSON *vmdesc) +static int put_psr(QEMUFile *f, void *opaque, size_t size, + const VMStateField *field, JSONWriter *vmdesc) { SPARCCPU *cpu = opaque; CPUSPARCState *env = &cpu->env; @@ -88,6 +83,68 @@ static const VMStateInfo vmstate_psr = { .put = put_psr, }; +static int get_fsr(QEMUFile *f, void *opaque, size_t size, + const VMStateField *field) +{ + SPARCCPU *cpu = opaque; + target_ulong val = qemu_get_betl(f); + + cpu_put_fsr(&cpu->env, val); + return 0; +} + +static int put_fsr(QEMUFile *f, void *opaque, size_t size, + const VMStateField *field, JSONWriter *vmdesc) +{ + SPARCCPU *cpu = opaque; + target_ulong val = cpu_get_fsr(&cpu->env); + + qemu_put_betl(f, val); + return 0; +} + +static const VMStateInfo vmstate_fsr = { + .name = "fsr", + .get = get_fsr, + .put = put_fsr, +}; + +#ifdef TARGET_SPARC64 +static int get_xcc(QEMUFile *f, void *opaque, size_t size, + const VMStateField *field) +{ + SPARCCPU *cpu = opaque; + CPUSPARCState *env = &cpu->env; + uint32_t val = qemu_get_be32(f); + + /* Do not clobber icc.[NV] */ + env->cc_N = deposit64(env->cc_N, 32, 32, -(val & PSR_NEG)); + env->cc_V = deposit64(env->cc_V, 32, 32, -(val & PSR_OVF)); + env->xcc_Z = ~val & PSR_ZERO; + env->xcc_C = (val >> PSR_CARRY_SHIFT) & 1; + + return 0; +} + +static int put_xcc(QEMUFile *f, void *opaque, size_t size, + const VMStateField *field, JSONWriter *vmdesc) +{ + SPARCCPU *cpu = opaque; + CPUSPARCState *env = &cpu->env; + uint32_t val = cpu_get_ccr(env); + + /* Extract just xcc out of ccr and shift into legacy position. */ + qemu_put_be32(f, (val & 0xf0) << (20 - 4)); + return 0; +} + +static const VMStateInfo vmstate_xcc = { + .name = "xcc", + .get = get_xcc, + .put = put_xcc, +}; +#endif + static int cpu_pre_save(void *opaque) { SPARCCPU *cpu = opaque; @@ -115,9 +172,8 @@ const VMStateDescription vmstate_sparc_cpu = { .name = "cpu", .version_id = SPARC_VMSTATE_VER, .minimum_version_id = SPARC_VMSTATE_VER, - .minimum_version_id_old = SPARC_VMSTATE_VER, .pre_save = cpu_pre_save, - .fields = (VMStateField[]) { + .fields = (const VMStateField[]) { VMSTATE_UINTTL_ARRAY(env.gregs, SPARCCPU, 8), VMSTATE_UINT32(env.nwindows, SPARCCPU), VMSTATE_VARRAY_MULTIPLY(env.regbase, SPARCCPU, env.nwindows, 16, @@ -127,7 +183,6 @@ const VMStateDescription vmstate_sparc_cpu = { VMSTATE_UINTTL(env.npc, SPARCCPU), VMSTATE_UINTTL(env.y, SPARCCPU), { - .name = "psr", .version_id = 0, .size = sizeof(uint32_t), @@ -135,7 +190,14 @@ const VMStateDescription vmstate_sparc_cpu = { .flags = VMS_SINGLE, .offset = 0, }, - VMSTATE_UINTTL(env.fsr, SPARCCPU), + { + .name = "fsr", + .version_id = 0, + .size = sizeof(target_ulong), + .info = &vmstate_fsr, + .flags = VMS_SINGLE, + .offset = 0, + }, VMSTATE_UINTTL(env.tbr, SPARCCPU), VMSTATE_INT32(env.interrupt_index, SPARCCPU), VMSTATE_UINT32(env.pil_in, SPARCCPU), @@ -161,7 +223,14 @@ const VMStateDescription vmstate_sparc_cpu = { VMSTATE_UINT32(env.mmu_version, SPARCCPU), VMSTATE_STRUCT_ARRAY(env.ts, SPARCCPU, MAXTL_MAX, 0, vmstate_trap_state, trap_state), - VMSTATE_UINT32(env.xcc, SPARCCPU), + { + .name = "xcc", + .version_id = 0, + .size = sizeof(uint32_t), + .info = &vmstate_xcc, + .flags = VMS_SINGLE, + .offset = 0, + }, VMSTATE_UINT32(env.asi, SPARCCPU), VMSTATE_UINT32(env.pstate, SPARCCPU), VMSTATE_UINT32(env.tl, SPARCCPU), @@ -174,7 +243,8 @@ const VMStateDescription vmstate_sparc_cpu = { VMSTATE_UINT64_ARRAY(env.bgregs, SPARCCPU, 8), VMSTATE_UINT64_ARRAY(env.igregs, SPARCCPU, 8), VMSTATE_UINT64_ARRAY(env.mgregs, SPARCCPU, 8), - VMSTATE_UINT64(env.fprs, SPARCCPU), + VMSTATE_UNUSED(4), /* was unused high half of uint64_t fprs */ + VMSTATE_UINT32(env.fprs, SPARCCPU), VMSTATE_UINT64(env.tick_cmpr, SPARCCPU), VMSTATE_UINT64(env.stick_cmpr, SPARCCPU), VMSTATE_CPU_TIMER(env.tick, SPARCCPU), |