#include <palacios/svm_io.h>
#include <palacios/svm_halt.h>
#include <palacios/svm_pause.h>
+#include <palacios/svm_wbinvd.h>
#include <palacios/vmm_intr.h>
-
+#include <palacios/vmm_emulator.h>
int handle_svm_exit(struct guest_info * info) {
vmcb_ctrl_t * guest_ctrl = 0;
info->ctrl_regs.cr2 = guest_state->cr2;
info->ctrl_regs.cr3 = guest_state->cr3;
info->ctrl_regs.cr4 = guest_state->cr4;
+ info->dbg_regs.dr6 = guest_state->dr6;
+ info->dbg_regs.dr7 = guest_state->dr7;
info->ctrl_regs.cr8 = guest_ctrl->guest_ctrl.V_TPR;
info->ctrl_regs.rflags = guest_state->rflags;
info->ctrl_regs.efer = guest_state->efer;
//PrintDebug("SVM Returned: Exit Code: %x\n",exit_code);
-
- if (exit_code == VMEXIT_IOIO) {
+
+ switch (exit_code) {
+
+ case VMEXIT_IOIO: {
struct svm_io_info * io_info = (struct svm_io_info *)&(guest_ctrl->exit_info1);
if (io_info->type == 0) {
}
}
}
- } else if (exit_code == VMEXIT_CR0_WRITE) {
+ }
+ break;
+
+
+ case VMEXIT_CR0_WRITE: {
#ifdef DEBUG_CTRL_REGS
PrintDebug("CR0 Write\n");
#endif
if (handle_cr0_write(info) == -1) {
return -1;
}
- } else if (exit_code == VMEXIT_CR0_READ) {
+ }
+ break;
+
+ case VMEXIT_CR0_READ: {
#ifdef DEBUG_CTRL_REGS
PrintDebug("CR0 Read\n");
#endif
if (handle_cr0_read(info) == -1) {
return -1;
}
- } else if (exit_code == VMEXIT_CR3_WRITE) {
+ }
+ break;
+
+ case VMEXIT_CR3_WRITE: {
#ifdef DEBUG_CTRL_REGS
PrintDebug("CR3 Write\n");
#endif
if (handle_cr3_write(info) == -1) {
return -1;
}
- } else if (exit_code == VMEXIT_CR3_READ) {
+ }
+ break;
+
+ case VMEXIT_CR3_READ: {
#ifdef DEBUG_CTRL_REGS
PrintDebug("CR3 Read\n");
#endif
if (handle_cr3_read(info) == -1) {
return -1;
}
+ }
+ break;
- } else if (exit_code == VMEXIT_EXCP14) {
+ case VMEXIT_EXCP14: {
addr_t fault_addr = guest_ctrl->exit_info2;
pf_error_t * error_code = (pf_error_t *)&(guest_ctrl->exit_info1);
#ifdef DEBUG_SHADOW_PAGING
return -1;
}
} else {
-
PrintError("Page fault in un implemented paging mode\n");
-
return -1;
}
- } else if (exit_code == VMEXIT_NPF) {
+ }
+ break;
+
+ case VMEXIT_NPF: {
PrintError("Currently unhandled Nested Page Fault\n");
return -1;
+
+ }
+ break;
- } else if (exit_code == VMEXIT_INVLPG) {
+ case VMEXIT_INVLPG: {
if (info->shdw_pg_mode == SHADOW_PAGING) {
#ifdef DEBUG_SHADOW_PAGING
PrintDebug("Invlpg\n");
(exit_code == VMEXIT_INVLPGA) ||
*/
- } else if (exit_code == VMEXIT_INTR) {
+ }
+ break;
- // handle_svm_intr(info);
-
- } else if (exit_code == VMEXIT_SMI) {
+ case VMEXIT_INTR: {
+
+ // handle_svm_intr(info); // handled by interrupt dispatch earlier
+ }
+ break;
+
+ case VMEXIT_SMI: {
+
// handle_svm_smi(info); // ignored for now
- } else if (exit_code == VMEXIT_HLT) {
+ }
+ break;
+
+ case VMEXIT_HLT: {
PrintDebug("Guest halted\n");
if (handle_svm_halt(info) == -1) {
return -1;
}
- } else if (exit_code == VMEXIT_PAUSE) {
+ }
+ break;
+
+ case VMEXIT_PAUSE: {
PrintDebug("Guest paused\n");
if (handle_svm_pause(info) == -1) {
return -1;
}
- } else {
+ }
+ break;
+
+ case VMEXIT_EXCP1:
+ {
+#ifdef DEBUG_EMULATOR
+ PrintDebug("DEBUG EXCEPTION\n");
+#endif
+ if (info->run_state == VM_EMULATING) {
+ if (v3_emulation_exit_handler(info) == -1) {
+ return -1;
+ }
+ } else {
+ PrintError("VMMCALL with not emulator...\n");
+ return -1;
+ }
+ break;
+ }
+
+
+ case VMEXIT_VMMCALL:
+ {
+#ifdef DEBUG_EMULATOR
+ PrintDebug("VMMCALL\n");
+#endif
+ if (info->run_state == VM_EMULATING) {
+ if (v3_emulation_exit_handler(info) == -1) {
+ return -1;
+ }
+ } else {
+ PrintError("VMMCALL with not emulator...\n");
+ return -1;
+ }
+ break;
+ }
+
+
+
+ case VMEXIT_WBINVD:
+ {
+#ifdef DEBUG_EMULATOR
+ PrintDebug("WBINVD\n");
+#endif
+ if (!handle_svm_wbinvd(info)) {
+ return -1;
+ }
+ break;
+ }
+
+
+
+
+ /* Exits Following this line are NOT HANDLED */
+ /*=======================================================================*/
+
+ default: {
+
addr_t rip_addr;
char buf[15];
addr_t host_addr;
+ PrintDebug("Unhandled SVM Exit: %s\n", vmexit_code_to_str(exit_code));
rip_addr = get_addr_linear(info, guest_state->rip, &(info->segments.cs));
-
PrintError("SVM Returned:(VMCB=%x)\n", info->vmm_data);
PrintError("RIP: %x\n", guest_state->rip);
PrintError("RIP Linear: %x\n", rip_addr);
- PrintError("SVM Returned: Exit Code: %x\n",exit_code);
+ PrintError("SVM Returned: Exit Code: %x\n", exit_code);
PrintError("io_info1 low = 0x%.8x\n", *(uint_t*)&(guest_ctrl->exit_info1));
PrintError("io_info1 high = 0x%.8x\n", *(uint_t *)(((uchar_t *)&(guest_ctrl->exit_info1)) + 4));
PrintError("Invalid memory mode\n");
return -1;
}
-
+
PrintError("Host Address of rip = 0x%x\n", host_addr);
-
+
memset(buf, 0, 32);
PrintError("Reading instruction stream in guest\n", rip_addr);
} else {
read_guest_va_memory(info, rip_addr-16, 32, buf);
}
-
+
PrintDebug("16 bytes before Rip\n");
PrintTraceMemDump(buf, 16);
PrintDebug("Rip onward\n");
PrintTraceMemDump(buf+16, 16);
-
-
-
+
return -1;
}
+ break;
+
+ }
+ // END OF SWITCH (EXIT_CODE)
// Update the low level state
guest_state->cr2 = info->ctrl_regs.cr2;
guest_state->cr3 = info->ctrl_regs.cr3;
guest_state->cr4 = info->ctrl_regs.cr4;
+ guest_state->dr6 = info->dbg_regs.dr6;
+ guest_state->dr7 = info->dbg_regs.dr7;
guest_ctrl->guest_ctrl.V_TPR = info->ctrl_regs.cr8 & 0xff;
guest_state->rflags = info->ctrl_regs.rflags;
guest_state->efer = info->ctrl_regs.efer;
return 0;
}
+
+
+
+const uchar_t * vmexit_code_to_str(uint_t exit_code) {
+
+ switch(exit_code) {
+ case VMEXIT_CR0_READ:
+ return VMEXIT_CR0_READ_STR;
+ case VMEXIT_CR1_READ:
+ return VMEXIT_CR1_READ_STR;
+ case VMEXIT_CR2_READ:
+ return VMEXIT_CR2_READ_STR;
+ case VMEXIT_CR3_READ:
+ return VMEXIT_CR3_READ_STR;
+ case VMEXIT_CR4_READ:
+ return VMEXIT_CR4_READ_STR;
+ case VMEXIT_CR5_READ:
+ return VMEXIT_CR5_READ_STR;
+ case VMEXIT_CR6_READ:
+ return VMEXIT_CR6_READ_STR;
+ case VMEXIT_CR7_READ:
+ return VMEXIT_CR7_READ_STR;
+ case VMEXIT_CR8_READ:
+ return VMEXIT_CR8_READ_STR;
+ case VMEXIT_CR9_READ:
+ return VMEXIT_CR9_READ_STR;
+ case VMEXIT_CR10_READ:
+ return VMEXIT_CR10_READ_STR;
+ case VMEXIT_CR11_READ:
+ return VMEXIT_CR11_READ_STR;
+ case VMEXIT_CR12_READ:
+ return VMEXIT_CR12_READ_STR;
+ case VMEXIT_CR13_READ:
+ return VMEXIT_CR13_READ_STR;
+ case VMEXIT_CR14_READ:
+ return VMEXIT_CR14_READ_STR;
+ case VMEXIT_CR15_READ:
+ return VMEXIT_CR15_READ_STR;
+ case VMEXIT_CR0_WRITE:
+ return VMEXIT_CR0_WRITE_STR;
+ case VMEXIT_CR1_WRITE:
+ return VMEXIT_CR1_WRITE_STR;
+ case VMEXIT_CR2_WRITE:
+ return VMEXIT_CR2_WRITE_STR;
+ case VMEXIT_CR3_WRITE:
+ return VMEXIT_CR3_WRITE_STR;
+ case VMEXIT_CR4_WRITE:
+ return VMEXIT_CR4_WRITE_STR;
+ case VMEXIT_CR5_WRITE:
+ return VMEXIT_CR5_WRITE_STR;
+ case VMEXIT_CR6_WRITE:
+ return VMEXIT_CR6_WRITE_STR;
+ case VMEXIT_CR7_WRITE:
+ return VMEXIT_CR7_WRITE_STR;
+ case VMEXIT_CR8_WRITE:
+ return VMEXIT_CR8_WRITE_STR;
+ case VMEXIT_CR9_WRITE:
+ return VMEXIT_CR9_WRITE_STR;
+ case VMEXIT_CR10_WRITE:
+ return VMEXIT_CR10_WRITE_STR;
+ case VMEXIT_CR11_WRITE:
+ return VMEXIT_CR11_WRITE_STR;
+ case VMEXIT_CR12_WRITE:
+ return VMEXIT_CR12_WRITE_STR;
+ case VMEXIT_CR13_WRITE:
+ return VMEXIT_CR13_WRITE_STR;
+ case VMEXIT_CR14_WRITE:
+ return VMEXIT_CR14_WRITE_STR;
+ case VMEXIT_CR15_WRITE:
+ return VMEXIT_CR15_WRITE_STR;
+ case VMEXIT_DR0_READ:
+ return VMEXIT_DR0_READ_STR;
+ case VMEXIT_DR1_READ:
+ return VMEXIT_DR1_READ_STR;
+ case VMEXIT_DR2_READ:
+ return VMEXIT_DR2_READ_STR;
+ case VMEXIT_DR3_READ:
+ return VMEXIT_DR3_READ_STR;
+ case VMEXIT_DR4_READ:
+ return VMEXIT_DR4_READ_STR;
+ case VMEXIT_DR5_READ:
+ return VMEXIT_DR5_READ_STR;
+ case VMEXIT_DR6_READ:
+ return VMEXIT_DR6_READ_STR;
+ case VMEXIT_DR7_READ:
+ return VMEXIT_DR7_READ_STR;
+ case VMEXIT_DR8_READ:
+ return VMEXIT_DR8_READ_STR;
+ case VMEXIT_DR9_READ:
+ return VMEXIT_DR9_READ_STR;
+ case VMEXIT_DR10_READ:
+ return VMEXIT_DR10_READ_STR;
+ case VMEXIT_DR11_READ:
+ return VMEXIT_DR11_READ_STR;
+ case VMEXIT_DR12_READ:
+ return VMEXIT_DR12_READ_STR;
+ case VMEXIT_DR13_READ:
+ return VMEXIT_DR13_READ_STR;
+ case VMEXIT_DR14_READ:
+ return VMEXIT_DR14_READ_STR;
+ case VMEXIT_DR15_READ:
+ return VMEXIT_DR15_READ_STR;
+ case VMEXIT_DR0_WRITE:
+ return VMEXIT_DR0_WRITE_STR;
+ case VMEXIT_DR1_WRITE:
+ return VMEXIT_DR1_WRITE_STR;
+ case VMEXIT_DR2_WRITE:
+ return VMEXIT_DR2_WRITE_STR;
+ case VMEXIT_DR3_WRITE:
+ return VMEXIT_DR3_WRITE_STR;
+ case VMEXIT_DR4_WRITE:
+ return VMEXIT_DR4_WRITE_STR;
+ case VMEXIT_DR5_WRITE:
+ return VMEXIT_DR5_WRITE_STR;
+ case VMEXIT_DR6_WRITE:
+ return VMEXIT_DR6_WRITE_STR;
+ case VMEXIT_DR7_WRITE:
+ return VMEXIT_DR7_WRITE_STR;
+ case VMEXIT_DR8_WRITE:
+ return VMEXIT_DR8_WRITE_STR;
+ case VMEXIT_DR9_WRITE:
+ return VMEXIT_DR9_WRITE_STR;
+ case VMEXIT_DR10_WRITE:
+ return VMEXIT_DR10_WRITE_STR;
+ case VMEXIT_DR11_WRITE:
+ return VMEXIT_DR11_WRITE_STR;
+ case VMEXIT_DR12_WRITE:
+ return VMEXIT_DR12_WRITE_STR;
+ case VMEXIT_DR13_WRITE:
+ return VMEXIT_DR13_WRITE_STR;
+ case VMEXIT_DR14_WRITE:
+ return VMEXIT_DR14_WRITE_STR;
+ case VMEXIT_DR15_WRITE:
+ return VMEXIT_DR15_WRITE_STR;
+ case VMEXIT_EXCP0:
+ return VMEXIT_EXCP0_STR;
+ case VMEXIT_EXCP1:
+ return VMEXIT_EXCP1_STR;
+ case VMEXIT_EXCP2:
+ return VMEXIT_EXCP2_STR;
+ case VMEXIT_EXCP3:
+ return VMEXIT_EXCP3_STR;
+ case VMEXIT_EXCP4:
+ return VMEXIT_EXCP4_STR;
+ case VMEXIT_EXCP5:
+ return VMEXIT_EXCP5_STR;
+ case VMEXIT_EXCP6:
+ return VMEXIT_EXCP6_STR;
+ case VMEXIT_EXCP7:
+ return VMEXIT_EXCP7_STR;
+ case VMEXIT_EXCP8:
+ return VMEXIT_EXCP8_STR;
+ case VMEXIT_EXCP9:
+ return VMEXIT_EXCP9_STR;
+ case VMEXIT_EXCP10:
+ return VMEXIT_EXCP10_STR;
+ case VMEXIT_EXCP11:
+ return VMEXIT_EXCP11_STR;
+ case VMEXIT_EXCP12:
+ return VMEXIT_EXCP12_STR;
+ case VMEXIT_EXCP13:
+ return VMEXIT_EXCP13_STR;
+ case VMEXIT_EXCP14:
+ return VMEXIT_EXCP14_STR;
+ case VMEXIT_EXCP15:
+ return VMEXIT_EXCP15_STR;
+ case VMEXIT_EXCP16:
+ return VMEXIT_EXCP16_STR;
+ case VMEXIT_EXCP17:
+ return VMEXIT_EXCP17_STR;
+ case VMEXIT_EXCP18:
+ return VMEXIT_EXCP18_STR;
+ case VMEXIT_EXCP19:
+ return VMEXIT_EXCP19_STR;
+ case VMEXIT_EXCP20:
+ return VMEXIT_EXCP20_STR;
+ case VMEXIT_EXCP21:
+ return VMEXIT_EXCP21_STR;
+ case VMEXIT_EXCP22:
+ return VMEXIT_EXCP22_STR;
+ case VMEXIT_EXCP23:
+ return VMEXIT_EXCP23_STR;
+ case VMEXIT_EXCP24:
+ return VMEXIT_EXCP24_STR;
+ case VMEXIT_EXCP25:
+ return VMEXIT_EXCP25_STR;
+ case VMEXIT_EXCP26:
+ return VMEXIT_EXCP26_STR;
+ case VMEXIT_EXCP27:
+ return VMEXIT_EXCP27_STR;
+ case VMEXIT_EXCP28:
+ return VMEXIT_EXCP28_STR;
+ case VMEXIT_EXCP29:
+ return VMEXIT_EXCP29_STR;
+ case VMEXIT_EXCP30:
+ return VMEXIT_EXCP30_STR;
+ case VMEXIT_EXCP31:
+ return VMEXIT_EXCP31_STR;
+ case VMEXIT_INTR:
+ return VMEXIT_INTR_STR;
+ case VMEXIT_NMI:
+ return VMEXIT_NMI_STR;
+ case VMEXIT_SMI:
+ return VMEXIT_SMI_STR;
+ case VMEXIT_INIT:
+ return VMEXIT_INIT_STR;
+ case VMEXIT_VINITR:
+ return VMEXIT_VINITR_STR;
+ case VMEXIT_CR0_SEL_WRITE:
+ return VMEXIT_CR0_SEL_WRITE_STR;
+ case VMEXIT_IDTR_READ:
+ return VMEXIT_IDTR_READ_STR;
+ case VMEXIT_GDTR_READ:
+ return VMEXIT_GDTR_READ_STR;
+ case VMEXIT_LDTR_READ:
+ return VMEXIT_LDTR_READ_STR;
+ case VMEXIT_TR_READ:
+ return VMEXIT_TR_READ_STR;
+ case VMEXIT_IDTR_WRITE:
+ return VMEXIT_IDTR_WRITE_STR;
+ case VMEXIT_GDTR_WRITE:
+ return VMEXIT_GDTR_WRITE_STR;
+ case VMEXIT_LDTR_WRITE:
+ return VMEXIT_LDTR_WRITE_STR;
+ case VMEXIT_TR_WRITE:
+ return VMEXIT_TR_WRITE_STR;
+ case VMEXIT_RDTSC:
+ return VMEXIT_RDTSC_STR;
+ case VMEXIT_RDPMC:
+ return VMEXIT_RDPMC_STR;
+ case VMEXIT_PUSHF:
+ return VMEXIT_PUSHF_STR;
+ case VMEXIT_POPF:
+ return VMEXIT_POPF_STR;
+ case VMEXIT_CPUID:
+ return VMEXIT_CPUID_STR;
+ case VMEXIT_RSM:
+ return VMEXIT_RSM_STR;
+ case VMEXIT_IRET:
+ return VMEXIT_IRET_STR;
+ case VMEXIT_SWINT:
+ return VMEXIT_SWINT_STR;
+ case VMEXIT_INVD:
+ return VMEXIT_INVD_STR;
+ case VMEXIT_PAUSE:
+ return VMEXIT_PAUSE_STR;
+ case VMEXIT_HLT:
+ return VMEXIT_HLT_STR;
+ case VMEXIT_INVLPG:
+ return VMEXIT_INVLPG_STR;
+ case VMEXIT_INVLPGA:
+ return VMEXIT_INVLPGA_STR;
+ case VMEXIT_IOIO:
+ return VMEXIT_IOIO_STR;
+ case VMEXIT_MSR:
+ return VMEXIT_MSR_STR;
+ case VMEXIT_TASK_SWITCH:
+ return VMEXIT_TASK_SWITCH_STR;
+ case VMEXIT_FERR_FREEZE:
+ return VMEXIT_FERR_FREEZE_STR;
+ case VMEXIT_SHUTDOWN:
+ return VMEXIT_SHUTDOWN_STR;
+ case VMEXIT_VMRUN:
+ return VMEXIT_VMRUN_STR;
+ case VMEXIT_VMMCALL:
+ return VMEXIT_VMMCALL_STR;
+ case VMEXIT_VMLOAD:
+ return VMEXIT_VMLOAD_STR;
+ case VMEXIT_VMSAVE:
+ return VMEXIT_VMSAVE_STR;
+ case VMEXIT_STGI:
+ return VMEXIT_STGI_STR;
+ case VMEXIT_CLGI:
+ return VMEXIT_CLGI_STR;
+ case VMEXIT_SKINIT:
+ return VMEXIT_SKINIT_STR;
+ case VMEXIT_RDTSCP:
+ return VMEXIT_RDTSCP_STR;
+ case VMEXIT_ICEBP:
+ return VMEXIT_ICEBP_STR;
+ case VMEXIT_WBINVD:
+ return VMEXIT_WBINVD_STR;
+ case VMEXIT_MONITOR:
+ return VMEXIT_MONITOR_STR;
+ case VMEXIT_MWAIT:
+ return VMEXIT_MWAIT_STR;
+ case VMEXIT_MWAIT_CONDITIONAL:
+ return VMEXIT_MWAIT_CONDITIONAL_STR;
+ case VMEXIT_NPF:
+ return VMEXIT_NPF_STR;
+ case VMEXIT_INVALID_VMCB:
+ return VMEXIT_INVALID_VMCB_STR;
+ }
+ return NULL;
+}