X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm.h;h=9ee2bf898581af07acf1d15912dfda4d0df2cb5b;hb=f762b666f3ea508a49b16429e185eb458aa83329;hp=fb89f280a9ec60975e83d934278db4b04ac208e6;hpb=cfcc5717f659b3ed2954f41cf363d3bceae8dc84;p=palacios.git diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h index fb89f28..9ee2bf8 100644 --- a/palacios/include/palacios/vmm.h +++ b/palacios/include/palacios/vmm.h @@ -21,7 +21,7 @@ #define __VMM_H__ -//#include +/*#include */ #include #include @@ -34,7 +34,7 @@ struct guest_info; #include -//#include + /* utility definitions */ @@ -67,22 +67,34 @@ struct guest_info; -#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; \ +/* 4KB-aligned */ +#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,PAGE_SIZE_4KB); \ + } \ + ptr; \ }) -#define V3_FreePage(page) \ +#define V3_AllocAlignedPages(num_pages, align) \ + ({ \ + extern struct v3_os_hooks * os_hooks; \ + void * ptr = 0; \ + if ((os_hooks) && (os_hooks)->allocate_pages) { \ + ptr = (os_hooks)->allocate_pages(num_pages,align); \ + } \ + ptr; \ + }) + + +#define V3_FreePages(page, num_pages) \ do { \ extern struct v3_os_hooks * os_hooks; \ - if ((os_hooks) && (os_hooks)->free_page) { \ - (os_hooks)->free_page(page); \ + if ((os_hooks) && (os_hooks)->free_pages) { \ + (os_hooks)->free_pages(page, num_pages); \ } \ } while(0) @@ -114,6 +126,7 @@ struct guest_info; if ((os_hooks) && (os_hooks)->malloc) { \ var = (os_hooks)->malloc(size); \ } \ + if (!var) PrintError("MALLOC FAILURE. Memory LEAK!!\n"); \ var; \ }) @@ -138,20 +151,12 @@ struct guest_info; -#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) ({ \ +#define V3_Hook_Interrupt(vm, irq) ({ \ 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 = (os_hooks)->hook_interrupt(vm, irq); \ } \ ret; \ }) \ @@ -167,17 +172,63 @@ struct guest_info; +#define V3_Get_CPU() ({ \ + int ret = 0; \ + extern struct v3_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->get_cpu) { \ + ret = (os_hooks)->get_cpu(); \ + } \ + ret; \ + }) + + +#ifdef CONFIG_MULTITHREAD_OS + +#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_Call_On_CPU(cpu, fn, arg) \ + do { \ + extern struct v3_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->call_on_cpu) { \ + (os_hooks)->call_on_cpu(cpu, fn, arg); \ + } \ + } while (0) + +#define V3_CREATE_THREAD_ON_CPU(cpu, fn, arg, name) ({ \ + void * thread = NULL; \ + extern struct v3_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->start_thread_on_cpu) { \ + thread = (os_hooks)->start_thread_on_cpu(cpu, fn, arg, name); \ + } \ + thread; \ + }) + +#endif + /* ** */ + #define V3_ASSERT(x) \ do { \ + extern struct v3_os_hooks * os_hooks; \ 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(1){ \ + if ((os_hooks) && (os_hooks)->yield_cpu) { \ + (os_hooks)->yield_cpu(); \ + } \ + } \ } \ } while(0) \ @@ -199,9 +250,8 @@ 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); +void v3_interrupt_cpu(struct v3_vm_info * vm, int logical_cpu, int vector); -unsigned int v3_get_cpu_id(); v3_cpu_arch_t v3_get_cpu_type(int cpu_id); @@ -209,33 +259,31 @@ v3_cpu_arch_t v3_get_cpu_type(int cpu_id); int v3_vm_enter(struct guest_info * info); -#endif //!__V3VEE__ +#endif /*!__V3VEE__ */ -struct guest_info; +struct v3_vm_info; /* This will contain function pointers that provide OS services */ 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 num_pages, unsigned int alignment); + void (*free_pages)(void * page, int num_pages); void *(*malloc)(unsigned int size); void (*free)(void * addr); - void *(*paddr_to_vaddr)(void *addr); - void *(*vaddr_to_paddr)(void *addr); - - int (*hook_interrupt)(struct guest_info * vm, unsigned int irq); + void *(*paddr_to_vaddr)(void * addr); + void *(*vaddr_to_paddr)(void * addr); + int (*hook_interrupt)(struct v3_vm_info * vm, unsigned int irq); int (*ack_irq)(int irq); unsigned int (*get_cpu_khz)(void); - void (*start_kernel_thread)(int (*fn)(void * arg), void * arg, char * thread_name); void (*yield_cpu)(void); @@ -245,40 +293,42 @@ struct v3_os_hooks { 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); -}; - + void (*start_kernel_thread)(int (*fn)(void * arg), void * arg, char * thread_name); + void (*interrupt_cpu)(struct v3_vm_info * vm, int logical_cpu, int vector); + void (*call_on_cpu)(int logical_cpu, void (*fn)(void * arg), void * arg); + void * (*start_thread_on_cpu)(int cpu_id, int (*fn)(void * arg), void * arg, char * thread_name); +}; -// -// -// This is the interrupt state that the VMM's interrupt handlers need to see -// +/* + * + * 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? + 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, int num_cpus); +void Shutdown_V3( void ); -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); +struct v3_vm_info * v3_create_vm(void * cfg, void * priv_data, char * name); +int v3_start_vm(struct v3_vm_info * vm, unsigned int cpu_mask); +int v3_stop_vm(struct v3_vm_info * vm); +int v3_free_vm(struct v3_vm_info * vm); +int v3_deliver_irq(struct v3_vm_info * vm, struct v3_interrupt * intr); #endif