palacios/include/geekos/vmm.h

   1 #ifndef __VMM_H
   2 #define __VMM_H
   3
   4
   5 #include <geekos/ktypes.h>
   6 #include <geekos/string.h>
   7
   8
   9
  10 /* utility definitions */
  11 #define PrintDebug(fmt, args...)                        \
  12   do {                                                  \
  13     extern struct vmm_os_hooks * os_hooks;              \
  14     if ((os_hooks) && (os_hooks)->print_debug) {        \
  15       (os_hooks)->print_debug((fmt), ##args);           \
  16     }                                                   \
  17   } while (0)                                           \
  18
  19
  20
  21 #define PrintInfo(fmt, args...)                 \
  22   do {                                          \
  23     extern struct vmm_os_hooks * os_hooks;      \
  24     if ((os_hooks) && (os_hooks)->print_info) { \
  25       (os_hooks)->print_info((fmt), ##args);    \
  26     }                                           \
  27   } while (0)                                   \
  28
  29
  30 #define PrintTrace(fmt, args...)                        \
  31   do {                                                  \
  32     extern struct vmm_os_hooks * os_hooks;              \
  33     if ((os_hooks) && (os_hooks)->print_trace) {        \
  34       (os_hooks)->print_trace((fmt), ##args);           \
  35     }                                                   \
  36   } while (0)                                           \
  37
  38
  39 /* ** */
  40
  41
  42
  43
  44 #define VMM_INVALID_CPU 0
  45 #define VMM_VMX_CPU 1
  46 #define VMM_SVM_CPU 2
  47
  48
  49 /* This will contain function pointers that provide OS services */
  50 struct vmm_os_hooks {
  51   void (*print_info)(const char * format, ...);
  52   void (*print_debug)(const char * format, ...);
  53   void (*print_trace)(const char * format, ...);
  54 };
  55
  56
  57
  58
  59 /* This will contain Function pointers that control the VMs */
  60 struct vmm_ctrl_ops {
  61
  62
  63 };
  64
  65
  66
  67 void Init_VMM(struct vmm_os_hooks * hooks);
  68
  69
  70
  71
  72 #endif