added support for in/out instructions

[palacios.git] / palacios / src / geekos / svm_handler.c

diff --git a/palacios/src/geekos/svm_handler.c b/palacios/src/geekos/svm_handler.c
index 6cd7afe..e35179b 100644 (file)
--- a/palacios/src/geekos/svm_handler.c
+++ b/palacios/src/geekos/svm_handler.c
@@ -1,6 +1,7 @@
 #include <geekos/svm_handler.h>
 #include <geekos/vmm.h>
 #include <geekos/svm_ctrl_regs.h>
+#include <geekos/svm_io.h>
 
 extern struct vmm_os_hooks * os_hooks;
 
@@ -36,10 +37,24 @@ int handle_svm_exit(struct guest_info * info) {
 
   PrintDebug("io_info2 low = 0x%.8x\n", *(uint_t*)&(guest_ctrl->exit_info2));
   PrintDebug("io_info2 high = 0x%.8x\n", *(uint_t *)(((uchar_t *)&(guest_ctrl->exit_info2)) + 4));
+
   
   if (exit_code == VMEXIT_IOIO) {
-    handle_svm_io(info);
-
+    struct svm_io_info * io_info = (struct svm_io_info *)&(guest_ctrl->exit_info1);
+    
+    if (io_info->type == 0) {
+      if (io_info->str) {
+       handle_svm_io_outs(info);
+      } else {
+       handle_svm_io_out(info);
+      }
+    } else {
+      if (io_info->str) {
+       handle_svm_io_ins(info);
+      } else {
+       handle_svm_io_in(info);
+      }
+    }
   } else if (exit_code == VMEXIT_CR0_WRITE) {
     PrintDebug("CR0 Write\n");
 
@@ -67,29 +82,6 @@ int handle_svm_exit(struct guest_info * info) {
 
 
 
-// This should package up an IO request and call vmm_handle_io
-int handle_svm_io(struct guest_info * info) {
-  vmcb_ctrl_t * ctrl_area = GET_VMCB_CTRL_AREA((vmcb_t *)(info->vmm_data));
-  vmcb_saved_state_t * guest_state = GET_VMCB_SAVE_STATE_AREA((vmcb_t*)(info->vmm_data));
-
-  PrintDebug("Ctrl Area=%x\n", ctrl_area);
-
-  //  struct svm_io_info * io_info = (struct svm_io_info *)&(ctrl_area->exit_info1);
-
-
-
-  //  PrintDebugVMCB((vmcb_t*)(info->vmm_data));
-
-  guest_state->rip = ctrl_area->exit_info2;
-
-
-  
-
-  //  PrintDebug("Exit On Port %d\n", io_info->port);
-
-  return 0;
-}
-
 
 int handle_shadow_paging(struct guest_info * info) {
   vmcb_ctrl_t * guest_ctrl = GET_VMCB_CTRL_AREA((vmcb_t*)(info->vmm_data));