-#ifndef __VMM_H
-#define __VMM_H
+/*
+ * This file is part of the Palacios Virtual Machine Monitor developed
+ * by the V3VEE Project with funding from the United States National
+ * Science Foundation and the Department of Energy.
+ *
+ * The V3VEE Project is a joint project between Northwestern University
+ * and the University of New Mexico. You can find out more at
+ * http://www.v3vee.org
+ *
+ * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
+ * All rights reserved.
+ *
+ * Author: Jack Lange <jarusl@cs.northwestern.edu>
+ *
+ * This is free software. You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
+
+#ifndef __VMM_H__
+#define __VMM_H__
+
+
+/*#include <palacios/vm_guest.h>*/
+#include <palacios/vmm_mem.h>
+#include <palacios/vmm_types.h>
+
+struct guest_info;
-//#include <palacios/vmm_types.h>
+#ifdef __V3VEE__
+
+/*#include <palacios/vmm_types.h>*/
#include <palacios/vmm_string.h>
-#include <palacios/vmm_mem.h>
-//#include <palacios/vmm_paging.h>
-#include <palacios/vm_guest.h>
+/*#include <palacios/vmm_paging.h>*/
/* utility definitions */
+
+
+#define V3_Print(fmt, args...) \
+ do { \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->print) { \
+ (os_hooks)->print((fmt), ##args); \
+ } \
+ } while (0)
+
+
#define PrintDebug(fmt, args...) \
- do { \
- extern struct vmm_os_hooks * os_hooks; \
- if ((os_hooks) && (os_hooks)->print_debug) { \
- (os_hooks)->print_debug((fmt), ##args); \
- } \
- } while (0) \
+ do { \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->print) { \
+ (os_hooks)->print((fmt), ##args); \
+ } \
+ } while (0)
+
+
+#define PrintError(fmt, args...) \
+ do { \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->print) { \
+ (os_hooks)->print("%s(%d): " fmt, __FILE__, __LINE__, ##args); \
+ } \
+ } while (0)
+
+
+
+#define V3_AllocPages(num_pages) \
+ ({ \
+ extern struct v3_os_hooks * os_hooks; \
+ void * ptr = 0; \
+ if ((os_hooks) && (os_hooks)->allocate_pages) { \
+ ptr = (os_hooks)->allocate_pages(num_pages); \
+ } \
+ ptr; \
+ })
+
+
+#define V3_FreePage(page) \
+ do { \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->free_page) { \
+ (os_hooks)->free_page(page); \
+ } \
+ } while(0)
+
+
+#define V3_VAddr(addr) ({ \
+ extern struct v3_os_hooks * os_hooks; \
+ void * var = 0; \
+ if ((os_hooks) && (os_hooks)->paddr_to_vaddr) { \
+ var = (os_hooks)->paddr_to_vaddr(addr); \
+ } \
+ var; \
+ })
+
+
+#define V3_PAddr(addr) ({ \
+ extern struct v3_os_hooks * os_hooks; \
+ void * var = 0; \
+ if ((os_hooks) && (os_hooks)->vaddr_to_paddr) { \
+ var = (os_hooks)->vaddr_to_paddr(addr); \
+ } \
+ var; \
+ })
+
+
+
+#define V3_Malloc(size) ({ \
+ extern struct v3_os_hooks * os_hooks; \
+ void * var = 0; \
+ if ((os_hooks) && (os_hooks)->malloc) { \
+ var = (os_hooks)->malloc(size); \
+ } \
+ if (!var) PrintError("MALLOC FAILURE. Memory LEAK!!\n"); \
+ var; \
+ })
+
+/* We need to check the hook structure at runtime to ensure its SAFE */
+#define V3_Free(addr) \
+ do { \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->free) { \
+ (os_hooks)->free(addr); \
+ } \
+ } while (0)
+
+/* uint_t V3_CPU_KHZ(); */
+#define V3_CPU_KHZ() ({ \
+ unsigned int khz = 0; \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->get_cpu_khz) { \
+ khz = (os_hooks)->get_cpu_khz(); \
+ } \
+ khz; \
+ }) \
+
+
+
+#define V3_CREATE_THREAD(fn, arg, name) \
+ do { \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->start_kernel_thread) { \
+ (os_hooks)->start_kernel_thread(fn, arg, name); \
+ } \
+ } while (0)
+
+
+#define V3_Hook_Interrupt(irq, opaque) ({ \
+ int ret = 0; \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->hook_interrupt) { \
+ ret = (os_hooks)->hook_interrupt(irq, opaque); \
+ } \
+ ret; \
+ }) \
+
+
+#define V3_ACK_IRQ(irq) \
+ do { \
+ extern struct v3_os_hooks * os_hooks; \
+ if ((os_hooks) && (os_hooks)->ack_irq) { \
+ (os_hooks)->ack_irq(irq); \
+ } \
+ } while (0)
-#define PrintInfo(fmt, args...) \
- do { \
- extern struct vmm_os_hooks * os_hooks; \
- if ((os_hooks) && (os_hooks)->print_info) { \
- (os_hooks)->print_info((fmt), ##args); \
- } \
- } while (0) \
-#define PrintTrace(fmt, args...) \
- do { \
- extern struct vmm_os_hooks * os_hooks; \
- if ((os_hooks) && (os_hooks)->print_trace) { \
- (os_hooks)->print_trace((fmt), ##args); \
- } \
- } while (0) \
+/* ** */
+#define V3_ASSERT(x) \
+ do { \
+ if (!(x)) { \
+ PrintDebug("Failed assertion in %s: %s at %s, line %d, RA=%lx\n", \
+ __func__, #x, __FILE__, __LINE__, \
+ (ulong_t) __builtin_return_address(0)); \
+ while(1); \
+ } \
+ } while(0) \
+
-/* This clearly won't work, we need some way to get a return value out of it */
-#define VMMMalloc(type, var, size) \
- do { \
- extern struct vmm_os_hooks * os_hooks; \
- if ((os_hooks) && (os_hooks)->malloc) { \
- var = (type)(os_hooks)->malloc(size); \
- } \
- } while (0) \
+typedef enum v3_vm_class {V3_INVALID_VM, V3_PC_VM, V3_CRAY_VM} v3_vm_class_t;
-// We need to check the hook structure at runtime to ensure its SAFE
-#define VMMFree(addr) \
- do { \
- extern struct vmm_os_hooks * os_hooks; \
- if ((os_hooks) && (os_hooks)->free) { \
- (os_hooks)->free(addr); \
- } \
- } while (0) \
+/* Maybe make this a define.... */
+typedef enum v3_cpu_arch {V3_INVALID_CPU, V3_SVM_CPU, V3_SVM_REV3_CPU, V3_VMX_CPU, V3_VMX_EPT_CPU} v3_cpu_arch_t;
-/* ** */
-#define V3_ASSERT(x) \
- do { \
- if (!(x)) { \
- PrintDebug("Failed assertion in %s: %s at %s, line %d, RA=%lx\n", \
- __func__, #x, __FILE__, __LINE__, \
- (ulong_t) __builtin_return_address(0)); \
- while(1); \
- } \
- } while(0) \
-
+v3_cpu_mode_t v3_get_host_cpu_mode();
+
+void v3_yield(struct guest_info * info);
+void v3_yield_cond(struct guest_info * info);
+void v3_print_cond(const char * fmt, ...);
+
-#define VMM_INVALID_CPU 0
-#define VMM_VMX_CPU 1
-#define VMM_SVM_CPU 2
+void v3_interrupt_cpu(struct guest_info * vm, int logical_cpu);
+unsigned int v3_get_cpu_id();
+v3_cpu_arch_t v3_get_cpu_type(int cpu_id);
+
+
+int v3_vm_enter(struct guest_info * info);
+
+
+#endif /* !__V3VEE__ */
+
+
+
+struct guest_info;
/* This will contain function pointers that provide OS services */
-struct vmm_os_hooks {
- void (*print_info)(const char * format, ...);
- void (*print_debug)(const char * format, ...);
- void (*print_trace)(const char * format, ...);
+struct v3_os_hooks {
+ void (*print)(const char * format, ...)
+ __attribute__ ((format (printf, 1, 2)));
- void *(*allocate_pages)(int numPages);
- void (*free_page)(void * page);
+ void *(*allocate_pages)(int numPages);
+ void (*free_page)(void * page);
- void *(*malloc)(unsigned int size);
- void (*free)(void * addr);
+ void *(*malloc)(unsigned int size);
+ void (*free)(void * addr);
- void *(*paddr_to_vaddr)(void *addr);
- void *(*vaddr_to_paddr)(void *addr);
+ void *(*paddr_to_vaddr)(void *addr);
+ void *(*vaddr_to_paddr)(void *addr);
- int (*hook_interrupt)(struct guest_info * info, int irq);
- int (*ack_irq)(int irq);
+ int (*hook_interrupt)(struct guest_info * vm, unsigned int irq);
- // Do we need this here?
- void (*snprintf)(char * dst, char * format, int len, ...);
+ int (*ack_irq)(int irq);
- void (*start_kernel_thread)(); // include pointer to function
+ unsigned int (*get_cpu_khz)(void);
+
+ void (*start_kernel_thread)(int (*fn)(void * arg), void * arg, char * thread_name);
+
+ void (*yield_cpu)(void);
+
+ void *(*mutex_alloc)(void);
+ void (*mutex_free)(void * mutex);
+ void (*mutex_lock)(void * mutex, int must_spin);
+ void (*mutex_unlock)(void * mutex);
+
+ unsigned int (*get_cpu)(void);
+ void (*interrupt_cpu)(struct guest_info * vm, int logical_cpu);
+ void (*call_on_cpu)(int logical_cpu, void (*fn)(void * arg), void * arg);
+ void (*start_thread_on_cpu)(int logical_cpu, int (*fn)(void * arg), void * arg, char * thread_name);
};
-/* This will contain Function pointers that control the VMs */
-struct vmm_ctrl_ops {
- int (*init_guest)(struct guest_info* info);
- int (*start_guest)(struct guest_info * info);
- // int (*stop_vm)(uint_t vm_id);
+
+/*
+ *
+ * This is the interrupt state that the VMM's interrupt handlers need to see
+ */
+struct v3_interrupt {
+ unsigned int irq;
+ unsigned int error;
+
+ unsigned int should_ack; /* Should the vmm ack this interrupt, or will
+ * the host OS do it?
+ */
};
-void Init_VMM(struct vmm_os_hooks * hooks, struct vmm_ctrl_ops * vmm_ops);
+void Init_V3(struct v3_os_hooks * hooks, int num_cpus);
+
+int v3_start_vm(struct guest_info * info, unsigned int cpu_mask);
+struct guest_info * v3_create_vm(void * cfg);
+int v3_deliver_irq(struct guest_info * vm, struct v3_interrupt * intr);
