X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm.h;h=4a4ed79f8e8130061dcaa7f7ef6049d9972e04e4;hb=1fe82881720f7f9f64f789871f763aca93b47a7e;hp=30726261beca1f3d1126373650ce259500b5554f;hpb=d4073a9dbe24ae160b8d6bd8fd5fd4ad8aa995a3;p=palacios.git diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h index 3072626..4a4ed79 100644 --- a/palacios/include/palacios/vmm.h +++ b/palacios/include/palacios/vmm.h @@ -1,9 +1,31 @@ -#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 + + #ifdef __V3VEE__ @@ -15,162 +37,287 @@ /* 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) + do { \ + extern struct v3_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->print_debug) { \ + (os_hooks)->print_debug((fmt), ##args); \ + } \ + } while (0) + +#if 1 #else #define PrintDebug(fmt,args ...) #endif -#if VMM_INFO + +#define PrintError(fmt, args...) \ + do { \ + extern struct v3_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->print_debug) { \ + (os_hooks)->print_debug("%s(%d): " fmt, __FILE__, __LINE__, ##args); \ + } \ + } while (0) + + + +#ifdef 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) + do { \ + extern struct v3_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 -#if VMM_TRACE +#ifdef 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) + do { \ + extern struct v3_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_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_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_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; \ - }) +#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) -// 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_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); \ + } \ + 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_Yield(addr) \ + do { \ + extern struct v3_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->yield_cpu) { \ + (os_hooks)->yield_cpu(); \ + } \ + } 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) \ - + 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 + +// Maybe make this a define.... +typedef enum v3_cpu_arch {V3_INVALID_CPU, V3_SVM_CPU, V3_SVM_REV3_CPU, V3_VMX_CPU} v3_cpu_arch_t; + + #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_info)(const char * format, ...) + __attribute__ ((format (printf, 1, 2))); + void (*print_debug)(const char * format, ...) + __attribute__ ((format (printf, 1, 2))); + void (*print_trace)(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 * vm, unsigned int irq); - int (*hook_interrupt)(struct guest_info * info, int irq); - int (*ack_irq)(int irq); + int (*ack_irq)(int irq); + unsigned int (*get_cpu_khz)(void); - unsigned int (*get_cpu_khz)(); + void (*start_kernel_thread)(int (*fn)(void * arg), void * arg, char * thread_name); + + void (*yield_cpu)(void); +}; - // Do we need this here? - // void (*snprintf)(char * dst, char * format, int len, ...); +struct v3_vm_config { + void * rombios; + int rombios_size; + void * vgabios; + int vgabios_size; - void (*start_kernel_thread)(); // include pointer to function + unsigned long mem_size; // in bytes, var should be natural size of cpu + // so we can specify maximum physical address size + // (We're screwed if we want to do 32 bit host/64 bit guest) + + + int enable_profiling; + int enable_nested_paging; + + int use_ramdisk; + void * ramdisk; + int ramdisk_size; }; /* 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); +struct v3_ctrl_ops { + struct guest_info *(*allocate_guest)(void); + + int (*config_guest)(struct guest_info * info, struct v3_vm_config * config_ptr); + 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)(void); - int (*has_nested_paging)(); + // v3_cpu_arch_t (*get_cpu_arch)(); }; -void Init_VMM(struct vmm_os_hooks * hooks, struct vmm_ctrl_ops * vmm_ops); +// +// +// 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_V3(struct v3_os_hooks * hooks, struct v3_ctrl_ops * vmm_ops); +int v3_deliver_irq(struct guest_info * vm, struct v3_interrupt * intr); +int v3_deliver_keyboard_evt(struct guest_info * vm); #endif