X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm.h;h=108da4a8f70cc49af741e7a2945a9fbfba9021c5;hb=de5c2110458436a9300aa0a171dbbe83e415ee4d;hp=983cd785284455b409d269579d74c1ee12bad9e7;hpb=b07dd4e35a37f1db04c4f52f9904ee7206673ac6;p=palacios.git diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h index 983cd78..108da4a 100644 --- a/palacios/include/palacios/vmm.h +++ b/palacios/include/palacios/vmm.h @@ -59,36 +59,18 @@ int v3_get_vcore(struct guest_info *); 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,-1,0); \ + ptr = (os_hooks)->allocate_pages(num_pages,PAGE_SIZE_4KB,-1,0,0); \ } \ ptr; \ }) -// Use 32 bit constraints if the vm uses 32bit shadow paging at any point -// Should be used for shadow page tables and any physical memory -// mapped into the vm -#define V3_AllocShadowSafePages(vm,num_pages) \ - ({ \ - extern struct v3_os_hooks * os_hooks; \ - void * ptr = 0; \ - int c; int shadow=0; \ - for (c=0;c<(vm)->num_cores && !shadow;c++) { \ - shadow|=vm->cores[c].shdw_pg_mode==SHADOW_PAGING; \ - } \ - if ((os_hooks) && (os_hooks)->allocate_pages) { \ - ptr = (os_hooks)->allocate_pages(num_pages,PAGE_SIZE_4KB,-1,\ - shadow ? V3_ALLOC_PAGES_CONSTRAINT_4GB : 0); \ - } \ - ptr; \ - }) - #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,-1,0); \ + ptr = (os_hooks)->allocate_pages(num_pages,align,-1,0,0); \ } \ ptr; \ }) @@ -99,17 +81,17 @@ int v3_get_vcore(struct guest_info *); 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, node_id,0); \ + ptr = (os_hooks)->allocate_pages(num_pages, PAGE_SIZE_4KB, node_id,0,0); \ } \ ptr; \ }) -#define V3_AllocPagesExtended(num_pages, align, node_id, constraints) \ +#define V3_AllocPagesExtended(num_pages, align, node_id, filter_func, filter_state) \ ({ \ 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, node_id,constraints); \ + ptr = (os_hooks)->allocate_pages(num_pages, align, node_id, filter_func, filter_state); \ } \ ptr; \ }) @@ -165,6 +147,24 @@ int v3_get_vcore(struct guest_info *); } \ } while (0) +#define V3_VMalloc(size) ({ \ + extern struct v3_os_hooks * os_hooks; \ + void * var = 0; \ + if ((os_hooks) && (os_hooks)->vmalloc) { \ + var = (os_hooks)->vmalloc(size); \ + } \ + if (!var) PrintError(VM_NONE,VCORE_NONE,"VMALLOC FAILURE. Memory LEAK!!\n"); \ + var; \ + }) + +#define V3_VFree(addr) \ + do { \ + extern struct v3_os_hooks * os_hooks; \ + if ((os_hooks) && (os_hooks)->vfree) { \ + (os_hooks)->vfree(addr); \ + } \ + } while (0) + // uint_t V3_CPU_KHZ(); #define V3_CPU_KHZ() ({ \ unsigned int khz = 0; \ @@ -210,11 +210,11 @@ int v3_get_vcore(struct guest_info *); -#define V3_CREATE_THREAD(fn, arg, name) ({ \ +#define V3_CREATE_AND_START_THREAD(fn, arg, name, rctl) ({ \ void * thread = NULL; \ extern struct v3_os_hooks * os_hooks; \ if ((os_hooks) && (os_hooks)->start_kernel_thread) { \ - thread = (os_hooks)->start_kernel_thread(fn, arg, name); \ + thread = (os_hooks)->start_kernel_thread(fn, arg, name,rctl); \ } \ thread; \ }) @@ -232,15 +232,30 @@ int v3_get_vcore(struct guest_info *); -#define V3_CREATE_THREAD_ON_CPU(cpu, fn, arg, name) ({ \ +#define V3_CREATE_THREAD_ON_CPU(cpu, fn, arg, name, rctl) ({ \ 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); \ + if ((os_hooks) && (os_hooks)->create_thread_on_cpu) { \ + thread = (os_hooks)->create_thread_on_cpu(cpu, fn, arg, name, rctl); \ } \ thread; \ }) +#define V3_START_THREAD(thread) ({ \ + extern struct v3_os_hooks * os_hooks; \ + if((os_hooks) && (os_hooks)->start_thread){ \ + (os_hooks)->start_thread(thread); \ + } \ + }) + +#define V3_CREATE_AND_START_THREAD_ON_CPU(cpu, fn, arg, name, rctl) ({ \ + void *thread = V3_CREATE_THREAD_ON_CPU(cpu,fn,arg,name,rctl); \ + if (thread) { \ + V3_START_THREAD(thread); \ + } \ + thread; \ + }) + #define V3_MOVE_THREAD_TO_CPU(pcpu, thread) ({ \ int ret = -1; \ extern struct v3_os_hooks * os_hooks; \ @@ -329,6 +344,16 @@ int v3_reset_vm_core(struct guest_info * core, addr_t rip); struct v3_vm_info; +// Resource management constraints placed +// on a thread +typedef struct v3_resource_control { + // Page allocations, including for the thread stack + unsigned int pg_alignment; // alignment e.g., large pages + int pg_node_id; // numa node + int (*pg_filter_func)(void *paddr, void *filter_state); + void *pg_filter_state; +} v3_resource_control_t; + /* This will contain function pointers that provide OS services */ struct v3_os_hooks { // the vm pointer is the host os's "priv_data" from v3_create_vm @@ -341,10 +366,23 @@ struct v3_os_hooks { // For page allocation: // - node_id -1 => any node, otherwise the numa node we want to alloc from // - constraint = 0 => no constraints, otherwise a bitwise-or of the following flags -#define V3_ALLOC_PAGES_CONSTRAINT_4GB 1 - void *(*allocate_pages)(int num_pages, unsigned int alignment, int node_id, int constraint); + // Allocates physically contiguous pages + // - with desired alignment + // - that the filter_func returns nonzero on (if filter_func is given) + // For any constraint that is not given, if a resource control struture + // exists for the thread, its fields are used. This allows Palacios + // to manage resources using its internal knowledge of what the + // purpose of thread is + void *(*allocate_pages)(int num_pages, unsigned int alignment, int node_id, int (*filter_func)(void *paddr, void *filter_state), void *filter_state); void (*free_pages)(void * page, int num_pages); + // Allocates virtually contiguous memory + // the resource control structure for the thread is used, if it exists + void *(*vmalloc)(unsigned int size); + void (*vfree)(void * addr); + + // Allocates virtually and physically contiguous memory + // the resource control structure for the thread is used, if it exists void *(*malloc)(unsigned int size); void (*free)(void * addr); @@ -369,12 +407,15 @@ struct v3_os_hooks { unsigned int (*get_cpu)(void); - - - void * (*start_kernel_thread)(int (*fn)(void * arg), void * arg, char * thread_name); + // Resource allocations to instantiate a thread obey the resource + // control structure, if it exists, and if it is possible. + // The structure is then bound to the thread and used for subsequent + // allocations, etc. + void * (*start_kernel_thread)(int (*fn)(void * arg), void * arg, char * thread_name, v3_resource_control_t *rctl); 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); + void * (*create_thread_on_cpu)(int cpu_id, int (*fn)(void * arg), void * arg, char * thread_name, v3_resource_control_t *rctl); + void (*start_thread)(void * core_thread); int (*move_thread_to_cpu)(int cpu_id, void * thread); }; @@ -392,16 +433,20 @@ struct v3_interrupt { }; -typedef enum {V3_VM_UNKNOWN, V3_VM_INVALID, V3_VM_RUNNING, V3_VM_STOPPED, V3_VM_PAUSED, V3_VM_ERROR, V3_VM_SIMULATING} v3_vm_state_t; -typedef enum {V3_VCORE_UNKNOWN, V3_VCORE_INVALID, V3_VCORE_RUNNING, V3_VCORE_STOPPED} v3_vcore_state_t; +typedef enum {V3_VM_UNKNOWN, V3_VM_INVALID, V3_VM_RUNNING, V3_VM_STOPPED, V3_VM_PAUSED, V3_VM_ERROR, V3_VM_SIMULATING, V3_VM_RESETTING} v3_vm_state_t; +typedef enum {V3_VCORE_UNKNOWN, V3_VCORE_INVALID, V3_VCORE_RUNNING, V3_VCORE_STOPPED, V3_VCORE_RESETTING } v3_vcore_state_t; typedef enum {V3_VCORE_CPU_UNKNOWN, V3_VCORE_CPU_REAL, V3_VCORE_CPU_PROTECTED, V3_VCORE_CPU_PROTECTED_PAE, V3_VCORE_CPU_LONG, V3_VCORE_CPU_LONG_32_COMPAT, V3_VCORE_CPU_LONG_16_COMPAT} v3_vcore_cpu_mode_t; typedef enum {V3_VCORE_MEM_STATE_UNKNOWN, V3_VCORE_MEM_STATE_SHADOW, V3_VCORE_MEM_STATE_NESTED} v3_vcore_mem_state_t; typedef enum {V3_VCORE_MEM_MODE_UNKNOWN, V3_VCORE_MEM_MODE_PHYSICAL, V3_VCORE_MEM_MODE_VIRTUAL} v3_vcore_mem_mode_t; +typedef enum {V3_VM_GENERAL, V3_VM_HVM} v3_vm_type_t; +typedef enum {V3_VCORE_GENERAL, V3_VCORE_ROS, V3_VCORE_HRT} v3_vcore_type_t; + struct v3_vm_base_state { v3_vm_state_t state; + v3_vm_type_t vm_type; }; struct v3_vm_vcore_state { @@ -409,24 +454,29 @@ struct v3_vm_vcore_state { v3_vcore_cpu_mode_t cpu_mode; v3_vcore_mem_state_t mem_state; v3_vcore_mem_mode_t mem_mode; + v3_vcore_type_t vcore_type; unsigned long pcore; void * last_rip; unsigned long long num_exits; }; struct v3_vm_core_state { - unsigned long num_vcores; + unsigned long long num_vcores; struct v3_vm_vcore_state vcore[]; }; struct v3_vm_mem_region { + void *guest_paddr; void *host_paddr; unsigned long long size; + int swapped:1; + int pinned:1; }; struct v3_vm_mem_state { unsigned long long mem_size; - unsigned long num_regions; + unsigned long long ros_mem_size; + unsigned long long num_regions; struct v3_vm_mem_region region[]; }; @@ -435,13 +485,17 @@ void Init_V3(struct v3_os_hooks * hooks, char * cpus, int num_cpus, char *option void Shutdown_V3( void ); -struct v3_vm_info * v3_create_vm(void * cfg, void * priv_data, char * name); +struct v3_vm_info * v3_create_vm(void * cfg, void * priv_data, char * name, unsigned int cpu_mask); int v3_start_vm(struct v3_vm_info * vm, unsigned int cpu_mask); int v3_stop_vm(struct v3_vm_info * vm); int v3_pause_vm(struct v3_vm_info * vm); int v3_continue_vm(struct v3_vm_info * vm); int v3_simulate_vm(struct v3_vm_info * vm, unsigned int msecs); +int v3_reset_vm(struct v3_vm_info *vm); +typedef enum {V3_VM_RESET_ALL,V3_VM_RESET_HRT,V3_VM_RESET_ROS,V3_VM_RESET_CORE_RANGE} v3_vm_reset_type; +int v3_reset_vm_extended(struct v3_vm_info *vm, v3_vm_reset_type t, void *data); + int v3_save_vm(struct v3_vm_info * vm, char * store, char * url, unsigned long long opts); int v3_load_vm(struct v3_vm_info * vm, char * store, char * url, unsigned long long opts); @@ -453,6 +507,10 @@ int v3_move_vm_mem(struct v3_vm_info * vm, void *gpa, int target_cpu); int v3_free_vm(struct v3_vm_info * vm); +int v3_get_state_sizes_vm(struct v3_vm_info *vm, + unsigned long long *num_vcores, + unsigned long long *num_regions); + int v3_get_state_vm(struct v3_vm_info *vm, struct v3_vm_base_state *base, struct v3_vm_core_state *core,