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SVM Support, by Alexander Graf.

Browse source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3210 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-09-23 15:28:04 +00:00
parent bbbb2f0af9
commit 0573fbfc3f
9 changed files with 921 additions and 15 deletions
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29
cpu-exec.c
View file

@ -163,6 +163,7 @@ static inline TranslationBlock *tb_find_fast(void)
#if defined(TARGET_I386)
flags = env->hflags;
flags |= (env->eflags & (IOPL_MASK | TF_MASK | VM_MASK));
flags |= env->intercept;
cs_base = env->segs[R_CS].base;
pc = cs_base + env->eip;
#elif defined(TARGET_ARM)
@ -372,7 +373,11 @@ int cpu_exec(CPUState *env1)
tmp_T0 = T0;
#endif
interrupt_request = env->interrupt_request;
if (__builtin_expect(interrupt_request, 0)) {
if (__builtin_expect(interrupt_request, 0)
#if defined(TARGET_I386)
&& env->hflags & HF_GIF_MASK
#endif
) {
if (interrupt_request & CPU_INTERRUPT_DEBUG) {
env->interrupt_request &= ~CPU_INTERRUPT_DEBUG;
env->exception_index = EXCP_DEBUG;
@ -390,6 +395,7 @@ int cpu_exec(CPUState *env1)
#if defined(TARGET_I386)
if ((interrupt_request & CPU_INTERRUPT_SMI) &&
!(env->hflags & HF_SMM_MASK)) {
svm_check_intercept(SVM_EXIT_SMI);
env->interrupt_request &= ~CPU_INTERRUPT_SMI;
do_smm_enter();
#if defined(__sparc__) && !defined(HOST_SOLARIS)
@ -398,9 +404,10 @@ int cpu_exec(CPUState *env1)
T0 = 0;
#endif
} else if ((interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK) &&
(env->eflags & IF_MASK || env->hflags & HF_HIF_MASK) &&
!(env->hflags & HF_INHIBIT_IRQ_MASK)) {
int intno;
svm_check_intercept(SVM_EXIT_INTR);
env->interrupt_request &= ~CPU_INTERRUPT_HARD;
intno = cpu_get_pic_interrupt(env);
if (loglevel & CPU_LOG_TB_IN_ASM) {
@ -413,6 +420,24 @@ int cpu_exec(CPUState *env1)
tmp_T0 = 0;
#else
T0 = 0;
#endif
#if !defined(CONFIG_USER_ONLY)
} else if ((interrupt_request & CPU_INTERRUPT_VIRQ) &&
(env->eflags & IF_MASK) && !(env->hflags & HF_INHIBIT_IRQ_MASK)) {
int intno;
/* FIXME: this should respect TPR */
env->interrupt_request &= ~CPU_INTERRUPT_VIRQ;
stl_phys(env->vm_vmcb + offsetof(struct vmcb, control.int_ctl),
ldl_phys(env->vm_vmcb + offsetof(struct vmcb, control.int_ctl)) & ~V_IRQ_MASK);
intno = ldl_phys(env->vm_vmcb + offsetof(struct vmcb, control.int_vector));
if (loglevel & CPU_LOG_TB_IN_ASM)
fprintf(logfile, "Servicing virtual hardware INT=0x%02x\n", intno);
do_interrupt(intno, 0, 0, -1, 1);
#if defined(__sparc__) && !defined(HOST_SOLARIS)
tmp_T0 = 0;
#else
T0 = 0;
#endif
#endif
}
#elif defined(TARGET_PPC)