cpu/kvm/x86_cpu.cc

186 dumpKvm(const char *reg_name, const struct kvm_segment &seg)
191            seg.base, seg.limit, seg.selector, seg.type,
192            seg.present, seg.dpl, seg.db, seg.s, seg.l, seg.g, seg.avl, seg.unusable);
381 checkSeg(const char *name, const int idx, const struct kvm_segment &seg,
390         if (!isCanonicalAddress(seg.base))
391             warn("Illegal %s base: 0x%x\n", name, seg.base);
397         if (seg.unusable)
401         if (seg.base & 0xffffffff00000000ULL)
402             warn("Illegal %s base: 0x%x\n", name, seg.base);
409         switch (seg.type) {
411             if (seg.dpl != 0)
416             if (seg.dpl != sregs.ss.dpl)
417                 warn("CS type is %i but CS DPL != SS DPL\n", seg.type);
421             if (seg.dpl > sregs.ss.dpl)
422                 warn("CS type is %i but CS DPL > SS DPL\n", seg.type);
425             warn("Illegal CS type: %i\n", seg.type);
431         if (seg.unusable)
433         switch (seg.type) {
435             if (sregs.cs.type == 3 && seg.dpl != 0)
439             if (!(sregs.cr0 & 1) && seg.dpl != 0)
440                 warn("SS DPL is %i, but CR0 PE is 0\n", seg.dpl);
443             warn("Illegal SS type: %i\n", seg.type);
452         if (seg.unusable)
454         if (!(seg.type & 0x1) ||
455             ((seg.type & 0x8) && !(seg.type & 0x2)))
456             warn("%s has an illegal type field: %i\n", name, seg.type);
461         if (seg.type != 3 && seg.type != 11)
462             warn("%s: Illegal segment type (%i)\n", name, seg.type);
466         if (seg.unusable)
468         if (seg.type != 2)
469             warn("%s: Illegal segment type (%i)\n", name, seg.type);
479         if (seg.unusable)
483         if (!seg.s)
488         if (seg.unusable)
492         if (seg.s)
504         if (seg.unusable)
509         if (!seg.present)
512         if (((seg.limit & 0xFFF) == 0 && seg.g) ||
513             ((seg.limit & 0xFFF00000) != 0 && !seg.g)) {
515                  name, seg.limit, seg.g);
743 forceSegAccessed(struct kvm_segment &seg)
750     if (!seg.unusable)
751         seg.type |= SEG_TYPE_BIT_ACCESSED;