226 lines
7.2 KiB
C
226 lines
7.2 KiB
C
#include "hw/hw.h"
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#include "hw/boards.h"
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void cpu_save(QEMUFile *f, void *opaque)
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{
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int i;
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CPUARMState *env = (CPUARMState *)opaque;
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for (i = 0; i < 16; i++) {
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qemu_put_be32(f, env->regs[i]);
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}
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qemu_put_be32(f, cpsr_read(env));
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qemu_put_be32(f, env->spsr);
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for (i = 0; i < 6; i++) {
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qemu_put_be32(f, env->banked_spsr[i]);
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qemu_put_be32(f, env->banked_r13[i]);
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qemu_put_be32(f, env->banked_r14[i]);
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}
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for (i = 0; i < 5; i++) {
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qemu_put_be32(f, env->usr_regs[i]);
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qemu_put_be32(f, env->fiq_regs[i]);
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}
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qemu_put_be32(f, env->cp15.c0_cpuid);
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qemu_put_be32(f, env->cp15.c0_cachetype);
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qemu_put_be32(f, env->cp15.c0_cssel);
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qemu_put_be32(f, env->cp15.c1_sys);
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qemu_put_be32(f, env->cp15.c1_coproc);
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qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
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qemu_put_be32(f, env->cp15.c2_base0);
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qemu_put_be32(f, env->cp15.c2_base1);
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qemu_put_be32(f, env->cp15.c2_control);
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qemu_put_be32(f, env->cp15.c2_mask);
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qemu_put_be32(f, env->cp15.c2_base_mask);
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qemu_put_be32(f, env->cp15.c2_data);
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qemu_put_be32(f, env->cp15.c2_insn);
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qemu_put_be32(f, env->cp15.c3);
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qemu_put_be32(f, env->cp15.c5_insn);
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qemu_put_be32(f, env->cp15.c5_data);
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for (i = 0; i < 8; i++) {
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qemu_put_be32(f, env->cp15.c6_region[i]);
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}
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qemu_put_be32(f, env->cp15.c6_insn);
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qemu_put_be32(f, env->cp15.c6_data);
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qemu_put_be32(f, env->cp15.c7_par);
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qemu_put_be32(f, env->cp15.c9_insn);
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qemu_put_be32(f, env->cp15.c9_data);
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qemu_put_be32(f, env->cp15.c9_pmcr);
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qemu_put_be32(f, env->cp15.c9_pmcnten);
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qemu_put_be32(f, env->cp15.c9_pmovsr);
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qemu_put_be32(f, env->cp15.c9_pmxevtyper);
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qemu_put_be32(f, env->cp15.c9_pmuserenr);
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qemu_put_be32(f, env->cp15.c9_pminten);
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qemu_put_be32(f, env->cp15.c13_fcse);
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qemu_put_be32(f, env->cp15.c13_context);
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qemu_put_be32(f, env->cp15.c13_tls1);
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qemu_put_be32(f, env->cp15.c13_tls2);
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qemu_put_be32(f, env->cp15.c13_tls3);
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qemu_put_be32(f, env->cp15.c15_cpar);
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qemu_put_be32(f, env->features);
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if (arm_feature(env, ARM_FEATURE_VFP)) {
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for (i = 0; i < 16; i++) {
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CPU_DoubleU u;
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u.d = env->vfp.regs[i];
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qemu_put_be32(f, u.l.upper);
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qemu_put_be32(f, u.l.lower);
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}
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for (i = 0; i < 16; i++) {
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qemu_put_be32(f, env->vfp.xregs[i]);
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}
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/* TODO: Should use proper FPSCR access functions. */
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qemu_put_be32(f, env->vfp.vec_len);
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qemu_put_be32(f, env->vfp.vec_stride);
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if (arm_feature(env, ARM_FEATURE_VFP3)) {
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for (i = 16; i < 32; i++) {
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CPU_DoubleU u;
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u.d = env->vfp.regs[i];
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qemu_put_be32(f, u.l.upper);
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qemu_put_be32(f, u.l.lower);
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}
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}
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}
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if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
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for (i = 0; i < 16; i++) {
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qemu_put_be64(f, env->iwmmxt.regs[i]);
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}
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for (i = 0; i < 16; i++) {
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qemu_put_be32(f, env->iwmmxt.cregs[i]);
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}
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}
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if (arm_feature(env, ARM_FEATURE_M)) {
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qemu_put_be32(f, env->v7m.other_sp);
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qemu_put_be32(f, env->v7m.vecbase);
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qemu_put_be32(f, env->v7m.basepri);
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qemu_put_be32(f, env->v7m.control);
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qemu_put_be32(f, env->v7m.current_sp);
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qemu_put_be32(f, env->v7m.exception);
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}
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if (arm_feature(env, ARM_FEATURE_THUMB2EE)) {
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qemu_put_be32(f, env->teecr);
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qemu_put_be32(f, env->teehbr);
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}
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}
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int cpu_load(QEMUFile *f, void *opaque, int version_id)
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{
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CPUARMState *env = (CPUARMState *)opaque;
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int i;
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uint32_t val;
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if (version_id != CPU_SAVE_VERSION)
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return -EINVAL;
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for (i = 0; i < 16; i++) {
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env->regs[i] = qemu_get_be32(f);
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}
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val = qemu_get_be32(f);
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/* Avoid mode switch when restoring CPSR. */
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env->uncached_cpsr = val & CPSR_M;
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cpsr_write(env, val, 0xffffffff);
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env->spsr = qemu_get_be32(f);
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for (i = 0; i < 6; i++) {
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env->banked_spsr[i] = qemu_get_be32(f);
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env->banked_r13[i] = qemu_get_be32(f);
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env->banked_r14[i] = qemu_get_be32(f);
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}
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for (i = 0; i < 5; i++) {
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env->usr_regs[i] = qemu_get_be32(f);
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env->fiq_regs[i] = qemu_get_be32(f);
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}
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env->cp15.c0_cpuid = qemu_get_be32(f);
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env->cp15.c0_cachetype = qemu_get_be32(f);
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env->cp15.c0_cssel = qemu_get_be32(f);
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env->cp15.c1_sys = qemu_get_be32(f);
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env->cp15.c1_coproc = qemu_get_be32(f);
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env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
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env->cp15.c2_base0 = qemu_get_be32(f);
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env->cp15.c2_base1 = qemu_get_be32(f);
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env->cp15.c2_control = qemu_get_be32(f);
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env->cp15.c2_mask = qemu_get_be32(f);
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env->cp15.c2_base_mask = qemu_get_be32(f);
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env->cp15.c2_data = qemu_get_be32(f);
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env->cp15.c2_insn = qemu_get_be32(f);
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env->cp15.c3 = qemu_get_be32(f);
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env->cp15.c5_insn = qemu_get_be32(f);
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env->cp15.c5_data = qemu_get_be32(f);
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for (i = 0; i < 8; i++) {
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env->cp15.c6_region[i] = qemu_get_be32(f);
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}
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env->cp15.c6_insn = qemu_get_be32(f);
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env->cp15.c6_data = qemu_get_be32(f);
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env->cp15.c7_par = qemu_get_be32(f);
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env->cp15.c9_insn = qemu_get_be32(f);
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env->cp15.c9_data = qemu_get_be32(f);
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env->cp15.c9_pmcr = qemu_get_be32(f);
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env->cp15.c9_pmcnten = qemu_get_be32(f);
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env->cp15.c9_pmovsr = qemu_get_be32(f);
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env->cp15.c9_pmxevtyper = qemu_get_be32(f);
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env->cp15.c9_pmuserenr = qemu_get_be32(f);
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env->cp15.c9_pminten = qemu_get_be32(f);
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env->cp15.c13_fcse = qemu_get_be32(f);
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env->cp15.c13_context = qemu_get_be32(f);
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env->cp15.c13_tls1 = qemu_get_be32(f);
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env->cp15.c13_tls2 = qemu_get_be32(f);
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env->cp15.c13_tls3 = qemu_get_be32(f);
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env->cp15.c15_cpar = qemu_get_be32(f);
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env->features = qemu_get_be32(f);
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if (arm_feature(env, ARM_FEATURE_VFP)) {
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for (i = 0; i < 16; i++) {
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CPU_DoubleU u;
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u.l.upper = qemu_get_be32(f);
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u.l.lower = qemu_get_be32(f);
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env->vfp.regs[i] = u.d;
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}
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for (i = 0; i < 16; i++) {
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env->vfp.xregs[i] = qemu_get_be32(f);
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}
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/* TODO: Should use proper FPSCR access functions. */
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env->vfp.vec_len = qemu_get_be32(f);
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env->vfp.vec_stride = qemu_get_be32(f);
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if (arm_feature(env, ARM_FEATURE_VFP3)) {
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for (i = 0; i < 16; i++) {
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CPU_DoubleU u;
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u.l.upper = qemu_get_be32(f);
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u.l.lower = qemu_get_be32(f);
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env->vfp.regs[i] = u.d;
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}
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}
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}
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if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
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for (i = 0; i < 16; i++) {
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env->iwmmxt.regs[i] = qemu_get_be64(f);
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}
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for (i = 0; i < 16; i++) {
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env->iwmmxt.cregs[i] = qemu_get_be32(f);
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}
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}
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if (arm_feature(env, ARM_FEATURE_M)) {
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env->v7m.other_sp = qemu_get_be32(f);
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env->v7m.vecbase = qemu_get_be32(f);
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env->v7m.basepri = qemu_get_be32(f);
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env->v7m.control = qemu_get_be32(f);
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env->v7m.current_sp = qemu_get_be32(f);
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env->v7m.exception = qemu_get_be32(f);
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}
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if (arm_feature(env, ARM_FEATURE_THUMB2EE)) {
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env->teecr = qemu_get_be32(f);
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env->teehbr = qemu_get_be32(f);
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}
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return 0;
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}
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