X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm.h;h=cf02258e6041c9a5a53ebcb472efc8c818a1e2f8;hb=101529b6eae500272347287df43ec51aa003d0aa;hp=746faba3fe62927362e1b23632d4ad1d06856e2f;hpb=570ad6257ed18fbbc840c17a600f12f2dc44b010;p=palacios.git diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h index 746faba..cf02258 100644 --- a/palacios/include/palacios/vmm.h +++ b/palacios/include/palacios/vmm.h @@ -1,58 +1,106 @@ +/* (c) 2008, Jack Lange */ +/* (c) 2008, The V3VEE Project */ + #ifndef __VMM_H #define __VMM_H +#include +#include + +#ifdef __V3VEE__ + //#include #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) \ + } while (0) +#else +#define PrintDebug(fmt,args ...) +#endif + + + +#define PrintError(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) +#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) \ + } while (0) +#else +#define PrintInfo(fmt, args...) +#endif +#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) \ - - + } while (0) +#else +#define PrintTrace(fmt, args...) +#endif -/* This clearly won't work, we need some way to get a return value out of it */ -#define VMMMalloc(type, var, size) \ - do { \ +#define V3_AllocPages(num_pages) \ + ({ \ extern struct vmm_os_hooks * os_hooks; \ - if ((os_hooks) && (os_hooks)->malloc) { \ - var = (type)(os_hooks)->malloc(size); \ + void * ptr = 0; \ + if ((os_hooks) && (os_hooks)->allocate_pages) { \ + ptr = (os_hooks)->allocate_pages(num_pages); \ } \ - } while (0) \ + ptr; \ + }) \ + + +#define V3_FreePage(page) \ + do { \ + extern struct vmm_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->free_page) { \ + (os_hooks)->free_page(page); \ + } \ + } 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 VMMFree(addr) \ +#define V3_Free(addr) \ do { \ extern struct vmm_os_hooks * os_hooks; \ if ((os_hooks) && (os_hooks)->free) { \ @@ -61,14 +109,76 @@ } while (0) \ +// uint_t V3_CPU_KHZ(); +#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_Hook_Interrupt(irq, opaque) \ + ({ \ + int ret = 0; \ + extern struct vmm_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->hook_interrupt) { \ + ret = (os_hooks)->hook_interrupt(irq, opaque); \ + } \ + ret; \ + }) \ + + /* ** */ +#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 +// 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__ + + + +// +// +// This is the interrupt state that the VMM's interrupt handlers need to see +// +struct vmm_intr_state { + unsigned int irq; + unsigned int error; + + unsigned int 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; +}; + +void deliver_interrupt_to_vmm(struct vmm_intr_state *state); + /* This will contain function pointers that provide OS services */ struct vmm_os_hooks { @@ -85,26 +195,41 @@ struct vmm_os_hooks { void *(*paddr_to_vaddr)(void *addr); void *(*vaddr_to_paddr)(void *addr); - // Do we need this here? - void (*snprintf)(char * dst, char * format, int len, ...); + // int (*hook_interrupt)(struct guest_info *s, int irq); + + int (*hook_interrupt)(unsigned int irq, void *opaque); + + int (*ack_irq)(int irq); + + + unsigned int (*get_cpu_khz)(); + 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); + struct guest_info *(*allocate_guest)(); + + int (*config_guest)(struct guest_info * info, void * 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)(); + + // v3_cpu_arch_t (*get_cpu_arch)(); +}; -void Init_VMM(struct vmm_os_hooks * hooks, struct vmm_ctrl_ops * vmm_ops); +void Init_V3(struct vmm_os_hooks * hooks, struct vmm_ctrl_ops * vmm_ops);