#ifndef _PALACIOS_H #define _PALACIOS_H #include #include #include #include /* Global Control IOCTLs */ #define V3_CREATE_GUEST 12 #define V3_FREE_GUEST 13 #define V3_ADD_MEMORY 50 #define V3_RESET_MEMORY 51 #define V3_REMOVE_MEMORY 52 #define V3_ADD_PCI_HW_DEV 55 #define V3_ADD_PCI_USER_DEV 56 #define V3_DVFS_CTRL 60 /* VM Specific IOCTLs */ #define V3_VM_CONSOLE_CONNECT 20 #define V3_VM_STREAM_CONNECT 21 #define V3_VM_PAUSE 23 #define V3_VM_CONTINUE 24 #define V3_VM_LAUNCH 25 #define V3_VM_STOP 26 #define V3_VM_LOAD 27 #define V3_VM_SAVE 28 #define V3_VM_SIMULATE 29 #define V3_VM_INSPECT 30 #define V3_VM_DEBUG 31 #define V3_VM_MOVE_CORE 33 #define V3_VM_SEND 34 #define V3_VM_RECEIVE 35 #define V3_VM_MOVE_MEM 36 #define V3_VM_FB_INPUT 257 #define V3_VM_FB_QUERY 258 #define V3_VM_MEM_TRACK_SIZE 300 #define V3_VM_MEM_TRACK_CMD 301 #define V3_VM_MEM_TRACK_SNAP 302 #define V3_VM_HOST_DEV_CONNECT 10245 #define V3_VM_KSTREAM_USER_CONNECT 11245 struct v3_guest_img { unsigned long long size; void * guest_data; char name[128]; } __attribute__((packed)); typedef enum { PREALLOCATED=0, // user space-allocated (e.g. hot remove) REQUESTED, // kernel will attempt allocation (anywhere) REQUESTED32, // kernel will attempt allocation (<4GB) } v3_mem_region_type_t; struct v3_mem_region { v3_mem_region_type_t type; // int node; // numa node for REQUESTED (-1 = any) unsigned long long base_addr; // region start (hpa) for PREALLOCATED unsigned long long num_pages; // size for PREALLOCATED or request size for REQUESTED // should be power of 2 and > V3_CONFIG_MEM_BLOCK } __attribute__((packed)); struct v3_debug_cmd { unsigned int core; unsigned int cmd; } __attribute__((packed)); struct v3_core_move_cmd { unsigned short vcore_id; unsigned short pcore_id; } __attribute__((packed)); struct v3_mem_move_cmd{ unsigned long long gpa; unsigned short pcore_id; } __attribute__((packed)); struct v3_chkpt_info { char store[128]; char url[256]; /* This might need to be bigger... */ unsigned long long opts; #define V3_CHKPT_OPT_NONE 0 #define V3_CHKPT_OPT_SKIP_MEM 1 // don't write memory to store #define V3_CHKPT_OPT_SKIP_DEVS 2 // don't write devices to store #define V3_CHKPT_OPT_SKIP_CORES 4 // don't write core arch ind data to store #define V3_CHKPT_OPT_SKIP_ARCHDEP 8 // don't write core arch dep data to store } __attribute__((packed)); struct v3_hw_pci_dev { char name[128]; unsigned int bus; unsigned int dev; unsigned int func; } __attribute__((packed)); struct v3_user_pci_dev { char name[128]; unsigned short vendor_id; unsigned short dev_id; } __attribute__((packed)); void * trace_malloc(size_t size, gfp_t flags); void trace_free(const void * objp); struct v3_guest { void * v3_ctx; void * img; u32 img_size; char name[128]; struct rb_root vm_ctrls; struct list_head exts; dev_t vm_dev; struct cdev cdev; }; // For now MAX_VMS must be a multiple of 8 // This is due to the minor number bitmap #define MAX_VMS 32 int palacios_vmm_init( char *options ); int palacios_vmm_exit( void ); // This is how a component finds the proc dir we are using for global state struct proc_dir_entry *palacios_get_procdir(void); // Selected exported stubs, for use in other palacios components, like vnet // The idea is that everything uses the same stubs void palacios_print_scoped(void *vm, int vcore, const char *fmt, ...); #define palacios_print(...) palacios_print_scoped(0,-1, __VA_ARGS__) // node_id=-1 => no node constraint void *palacios_allocate_pages(int num_pages, unsigned int alignment, int node_id, int (*filter_func)(void *paddr, void *filter_state), void *filter_state); void palacios_free_pages(void *page_addr, int num_pages); void *palacios_alloc(unsigned int size); // node_id=-1 => no node constraint void *palacios_alloc_extended(unsigned int size, unsigned int flags, int node_id); void palacios_free(void *); void *palacios_valloc(unsigned int size); // use instead of vmalloc void palacios_vfree(void *); // use instead of vfree void *palacios_vaddr_to_paddr(void *vaddr); void *palacios_paddr_to_vaddr(void *paddr); void palacios_xcall(int cpu_id, void (*fn)(void *arg), void *arg); void *palacios_create_and_start_kernel_thread(int (*fn)(void * arg), void *arg, char *thread_name); void *palacios_create_thread_on_cpu(int cpu_id, int (*fn)(void * arg), void *arg, char *thread_name); void palacios_start_thread(void *thread_ptr); void *palacios_creeate_and_start_thread_on_cpu(int cpu_id, int (*fn)(void * arg), void *arg, char *thread_name); int palacios_move_thread_to_cpu(int new_cpu_id, void *thread_ptr); void palacios_yield_cpu(void); void palacios_sleep_cpu(unsigned int us); unsigned int palacios_get_cpu(void); unsigned int palacios_get_cpu_khz(void); void palacios_used_fpu(void); void palacios_need_fpu(void); void *palacios_mutex_alloc(void); // allocates and inits a lock void palacios_mutex_init(void *mutex); // only inits a lock void palacios_mutex_deinit(void *mutex); // only deinits a lock void palacios_mutex_free(void *mutex); // deinits and frees a lock void palacios_mutex_lock(void *mutex, int must_spin); void palacios_mutex_unlock(void *mutex); void *palacios_mutex_lock_irqsave(void *mutex, int must_spin); void palacios_mutex_unlock_irqrestore(void *mutex, void *flags); // Macros for spin-locks in the module code // By using these macros, the lock checker will be able // to see the module code as well as the core VMM #define palacios_spinlock_init(l) palacios_mutex_init(l) #define palacios_spinlock_deinit(l) palacios_mutex_deinit(l) #define palacios_spinlock_lock(l) palacios_mutex_lock(l,0) #define palacios_spinlock_unlock(l) palacios_mutex_unlock(l) #define palacios_spinlock_lock_irqsave(l,f) do { f=(unsigned long)palacios_mutex_lock_irqsave(l,0); } while (0) #define palacios_spinlock_unlock_irqrestore(l,f) palacios_mutex_unlock_irqrestore(l,(void*)f) // Palacios Printing Support // These macros affect how palacios_print will generate output // Turn this on for unprefaced output from palacios_print #define V3_PRINTK_OLD_STYLE_OUTPUT 0 // Maximum length output from palacios_print #define V3_PRINTK_BUF_SIZE 1024 // Turn this on to check if new-style output for palacios_print contains only 7-bit chars #define V3_PRINTK_CHECK_7BIT 1 // // The following macros are for printing in the linux module itself, even before // Palacios is initialized and after it it deinitialized // All printk's in linux_module use these macros, for easier control #define ERROR(fmt, args...) printk((KERN_ERR "palacios (pcore %u) %s(%d): " fmt), palacios_get_cpu(), __FILE__, __LINE__, ##args) #define WARNING(fmt, args...) printk((KERN_WARNING "palacios (pcore %u): " fmt), palacios_get_cpu(), ##args) #define NOTICE(fmt, args...) printk((KERN_NOTICE "palacios (pcore %u): " fmt), palacios_get_cpu(), ##args) #define INFO(fmt, args...) printk((KERN_INFO "palacios (pcore %u): " fmt), palacios_get_cpu(), ##args) #define DEBUG(fmt, args...) printk((KERN_DEBUG "palacios (pcore %u): " fmt), palacios_get_cpu(), ##args) #endif