X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_dev_mgr.h;h=dd620930085b401c9c25c539d0ae83e93507bc95;hp=080de99f1a47063f340dae215b80ba670445cdab;hb=123a1ba27ea09c8fa77a1b36ce625b43d7c48b14;hpb=28b1d0ae6db40cb3e1f5a9b3596b625d2f2af0e4 diff --git a/palacios/include/palacios/vmm_dev_mgr.h b/palacios/include/palacios/vmm_dev_mgr.h index 080de99..dd62093 100644 --- a/palacios/include/palacios/vmm_dev_mgr.h +++ b/palacios/include/palacios/vmm_dev_mgr.h @@ -1,72 +1,82 @@ +/* + * 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_DEV_MGR #define _VMM_DEV_MGR +#ifdef __V3VEE__ + #include #include #include +#include +#include + -struct vm_device; struct guest_info; +struct v3_device_ops; -struct vmm_dev_mgr { - uint_t num_devs; - struct list_head dev_list; - uint_t num_io_hooks; - struct list_head io_hooks; +struct vm_device { + char name[32]; - uint_t num_mem_hooks; - struct list_head mem_hooks; - /* - uint_t num_irq_hooks; - struct list_head irq_hooks; - */ -}; + void * private_data; + struct v3_device_ops * ops; + struct guest_info * vm; -struct dev_io_hook { - ushort_t port; - - int (*read)(ushort_t port, void * dst, uint_t length, struct vm_device * dev); - int (*write)(ushort_t port, void * src, uint_t length, struct vm_device * dev); - - struct vm_device * dev; - - // Do not touch anything below this - /* - struct dev_io_hook *dev_next, *dev_prev; - struct dev_io_hook *mgr_next, *mgr_prev; - */ - struct list_head dev_list; - struct list_head mgr_list; + struct list_head dev_link; + + + uint_t num_io_hooks; + struct list_head io_hooks; }; -struct dev_mem_hook { - void *addr_start; - void *addr_end; - struct vm_device * dev; +struct vmm_dev_mgr { + uint_t num_devs; + struct list_head dev_list; + struct hashtable * dev_table; + + struct list_head blk_list; + struct hashtable * blk_table; + + struct list_head net_list; + struct hashtable * net_table; + + struct list_head console_list; + struct hashtable * console_table; - // Do not touch anything below this - struct list_head dev_list; - struct list_head mgr_list; }; -/* -struct dev_irq_hook { - uint_t irq; - int (*handler)(uint_t irq, struct vm_device * dev); - struct vm_device * dev; - struct list_head dev_list; - struct list_head mgr_list; -}; +int v3_create_device(struct guest_info * info, const char * dev_name, v3_cfg_tree_t * cfg); +void v3_free_device(struct vm_device * dev); + + +struct vm_device * v3_find_dev(struct guest_info * info, const char * dev_name); + -*/ // Registration of devices // @@ -74,31 +84,115 @@ struct dev_irq_hook { // when the guest is stopped // -int dev_mgr_init(struct vmm_dev_mgr *mgr); -int dev_mgr_deinit(struct vmm_dev_mgr * mgr); +int v3_init_dev_mgr(struct guest_info * info); +int v3_dev_mgr_deinit(struct guest_info * info); -int attach_device(struct guest_info *vm, struct vm_device * dev); -int unattach_device(struct vm_device *dev); -int dev_mgr_add_device(struct vmm_dev_mgr * mgr, struct vm_device * dev); -int dev_mgr_remove_device(struct vmm_dev_mgr * mgr, struct vm_device * dev); +int v3_init_devices(); -/* - int dev_mgr_add_io_hook(struct vmm_dev_mgr * mgr, struct dev_io_hook * hook); - int dev_mgr_remove_io_hook(struct vmm_dev_mgr * mgr, struct dev_io_hook * hook); - int dev_add_io_hook(struct vmm_dev_mgr * mgr, struct dev_io_hook * hook); - int dev_remove_io_hook(struct vmm_dev_mgr * mgr, struct dev_io_hook * hook); - struct dev_io_hook * dev_find_io_hook(struct vm_device * dev, ushort_t port); - struct dev_io_hook * dev_mgr_find_io_hook(struct vmm_dev_mgr * mgr, ushort_t port) -*/ - -void PrintDebugDevMgr(struct vmm_dev_mgr * mgr); -void PrintDebugDev(struct vm_device * dev); -void PrintDebugDevIO(struct vm_device * dev); -void PrintDebugDevMgrIO(struct vmm_dev_mgr * mgr); + +struct v3_device_ops { + int (*free)(struct vm_device *dev); + + + int (*reset)(struct vm_device *dev); + + int (*start)(struct vm_device *dev); + int (*stop)(struct vm_device *dev); + + + //int (*save)(struct vm_device *dev, struct *iostream); + //int (*restore)(struct vm_device *dev, struct *iostream); +}; + + + + + + +int v3_dev_hook_io(struct vm_device *dev, + ushort_t port, + int (*read)(ushort_t port, void * dst, uint_t length, struct vm_device * dev), + int (*write)(ushort_t port, void * src, uint_t length, struct vm_device * dev)); + +int v3_dev_unhook_io(struct vm_device *dev, + ushort_t port); + + +int v3_attach_device(struct guest_info * vm, struct vm_device * dev); +int v3_detach_device(struct vm_device * dev); + +struct vm_device * v3_allocate_device(char * name, struct v3_device_ops * ops, void * private_data); + + +struct v3_device_info { + char * name; + int (*init)(struct guest_info * info, v3_cfg_tree_t * cfg); +}; + + +#define device_register(name, init_dev_fn) \ + static char _v3_device_name[] = name; \ + static struct v3_device_info _v3_device \ + __attribute__((__used__)) \ + __attribute__((unused, __section__ ("_v3_devices"), \ + aligned(sizeof(addr_t)))) \ + = {_v3_device_name , init_dev_fn}; + + + + +void v3_print_dev_mgr(struct guest_info * info); + + +struct v3_dev_blk_ops { + uint64_t (*get_capacity)(void * private_data); + // Reads always operate on 2048 byte blocks + int (*read)(uint8_t * buf, uint64_t lba, uint64_t num_bytes, void * private_data); + int (*write)(uint8_t * buf, uint64_t lba, uint64_t num_bytes, void * private_data); +}; + +struct v3_dev_net_ops { + +}; + +struct v3_dev_console_ops { + +}; + +int v3_dev_add_blk_frontend(struct guest_info * info, + char * name, + int (*connect)(struct guest_info * info, + void * frontend_data, + struct v3_dev_blk_ops * ops, + v3_cfg_tree_t * cfg, + void * private_data), + void * priv_data); +int v3_dev_connect_blk(struct guest_info * info, + char * frontend_name, + struct v3_dev_blk_ops * ops, + v3_cfg_tree_t * cfg, + void * private_data); + +int v3_dev_add_net_frontend(struct guest_info * info, + char * name, + int (*connect)(struct guest_info * info, + void * frontend_data, + struct v3_dev_net_ops * ops, + v3_cfg_tree_t * cfg, + void * private_data), + void * priv_data); +int v3_dev_connect_net(struct guest_info * info, + char * frontend_name, + struct v3_dev_net_ops * ops, + v3_cfg_tree_t * cfg, + void * private_data); + + +#endif // ! __V3VEE__ #endif