X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm.h;h=4640c01762c598c0c88b98355dfddb5586fc7072;hp=b9e3feabecc7565f53b7b39d40cdba001b86a21e;hb=5a354421360c38d0f4d90f03c25296b2b35eec0e;hpb=06535b05abbca1ada6c3fd3c32db475b97539070 diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h index b9e3fea..4640c01 100644 --- a/palacios/include/palacios/vmm.h +++ b/palacios/include/palacios/vmm.h @@ -1,199 +1,285 @@ -#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 + * Copyright (c) 2008, The V3VEE Project + * All rights reserved. + * + * Author: Jack Lange + * + * 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 */ +#include +#include +struct guest_info; -#include -#include #ifdef __V3VEE__ -//#include +/*#include */ #include -//#include +/*#include */ /* utility definitions */ -#if VMM_DEBUG -#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) -#else -#define PrintDebug(fmt,args ...) -#endif +#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) -#if VMM_INFO -#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) -#else -#define PrintInfo(fmt, args...) -#endif +#define PrintDebug(fmt, args...) \ + 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; \ + }) -#if VMM_TRACE -#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) -#else -#define PrintTrace(fmt, args...) -#endif +#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 V3_AllocPages(ptr, num_pages) \ - do { \ - extern struct vmm_os_hooks * os_hooks; \ - ptr = 0; \ - if ((os_hooks) && (os_hooks)->allocate_pages) { \ - ptr = (os_hooks)->allocate_pages(num_pages); \ - } \ - } while (0) \ -/* -#define V3_Malloc(type, var, size) \ - do { \ - extern struct vmm_os_hooks * os_hooks; \ - var = 0; \ - if ((os_hooks) && (os_hooks)->malloc) { \ - var = (type)(os_hooks)->malloc(size); \ - } \ - } while (0) \ -*/ - -#define V3_Malloc(size) ({ \ - extern struct vmm_os_hooks * os_hooks; \ - void * var = 0; \ - if ((os_hooks) && (os_hooks)->malloc) { \ - var = (os_hooks)->malloc(size); \ - } \ - var; \ - }) -// We need to check the hook structure at runtime to ensure its SAFE -#define V3_Free(addr) \ - do { \ - extern struct vmm_os_hooks * os_hooks; \ - if ((os_hooks) && (os_hooks)->free) { \ - (os_hooks)->free(addr); \ - } \ - } while (0) \ - -#define V3_CPU_KHZ() \ - ({ \ - unsigned int khz = 0; \ - extern struct vmm_os_hooks * os_hooks; \ - if ((os_hooks) && (os_hooks)->get_cpu_khz) { \ - khz = (os_hooks)->get_cpu_khz(); \ - } \ - khz; \ - }) \ - /* ** */ #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) \ - - -#define VMM_INVALID_CPU 0 -#define VMM_VMX_CPU 1 -#define VMM_SVM_CPU 2 - -#endif //!__V3VEE__ - - -// -// -// This is the interrupt state that the VMM's interrupt handlers need to see -// -struct vmm_intr_state { - uint_t irq; - uint_t error; - - uint_t should_ack; // Should the vmm ack this interrupt, or will - // the host OS do it? - - // This is the value given when the interrupt is hooked. - // This will never be NULL - void *opaque; -}; + 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) \ + + + + + +typedef enum v3_vm_class {V3_INVALID_VM, V3_PC_VM, V3_CRAY_VM} v3_vm_class_t; + -void deliver_interrupt_to_vmm(struct vmm_intr_state *state); +/* 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; +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, ...); + + +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)(int irq, vmm_intr_handler handler, uint_t opaque); + int (*hook_interrupt)(struct guest_info * vm, unsigned int irq); - int (*hook_interrupt)(struct guest_info *s, int irq); + int (*ack_irq)(int irq); - int (*hook_interrupt_new)(uint_t irq, void *opaque); + unsigned int (*get_cpu_khz)(void); - int (*ack_irq)(int irq); + void (*start_kernel_thread)(int (*fn)(void * arg), void * arg, char * thread_name); + void (*yield_cpu)(void); - unsigned int (*get_cpu_khz)(); + void *(*mutex_alloc)(void); + void (*mutex_free)(void * mutex); + void (*mutex_lock)(void * mutex, int must_spin); + void (*mutex_unlock)(void * mutex); - // Do we need this here? - // void (*snprintf)(char * dst, char * format, int len, ...); + 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); +}; - void (*start_kernel_thread)(); // include pointer to function -}; -/* 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); - int (*has_nested_paging)(); +/* + * + * 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);