http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/pnp.h

/* * Linux Plug and Play Support * Copyright by Adam Belay <ambx1@neo.rr.com> * */ #ifndef _LINUX_PNP_H #define _LINUX_PNP_H #ifdef __KERNEL__ #include <linux/device.h> #include <linux/list.h> #include <linux/errno.h> #include <linux/mod_devicetable.h> #define PNP_MAX_PORT 8 #define PNP_MAX_MEM 4 #define PNP_MAX_IRQ 2 #define PNP_MAX_DMA 2 #define PNP_NAME_LEN 50 struct pnp_protocol; struct pnp_dev; /* * Resource Management */ /* Use these instead of directly reading pnp_dev to get resource information */ #define pnp_port_start(dev,bar) ((dev)->res.port_resource[(bar)].start) #define pnp_port_end(dev,bar) ((dev)->res.port_resource[(bar)].end) #define pnp_port_flags(dev,bar) ((dev)->res.port_resource[(bar)].flags) #define pnp_port_valid(dev,bar) \ ((pnp_port_flags((dev),(bar)) & (IORESOURCE_IO | IORESOURCE_UNSET)) \ == IORESOURCE_IO) #define pnp_port_len(dev,bar) \ ((pnp_port_start((dev),(bar)) == 0 && \ pnp_port_end((dev),(bar)) == \ pnp_port_start((dev),(bar))) ? 0 : \ \ (pnp_port_end((dev),(bar)) - \ pnp_port_start((dev),(bar)) + 1)) #define pnp_mem_start(dev,bar) ((dev)->res.mem_resource[(bar)].start) #define pnp_mem_end(dev,bar) ((dev)->res.mem_resource[(bar)].end) #define pnp_mem_flags(dev,bar) ((dev)->res.mem_resource[(bar)].flags) #define pnp_mem_valid(dev,bar) \ ((pnp_mem_flags((dev),(bar)) & (IORESOURCE_MEM | IORESOURCE_UNSET)) \ == IORESOURCE_MEM) #define pnp_mem_len(dev,bar) \ ((pnp_mem_start((dev),(bar)) == 0 && \ pnp_mem_end((dev),(bar)) == \ pnp_mem_start((dev),(bar))) ? 0 : \ \ (pnp_mem_end((dev),(bar)) - \ pnp_mem_start((dev),(bar)) + 1)) #define pnp_irq(dev,bar) ((dev)->res.irq_resource[(bar)].start) #define pnp_irq_flags(dev,bar) ((dev)->res.irq_resource[(bar)].flags) #define pnp_irq_valid(dev,bar) \ ((pnp_irq_flags((dev),(bar)) & (IORESOURCE_IRQ | IORESOURCE_UNSET)) \ == IORESOURCE_IRQ) #define pnp_dma(dev,bar) ((dev)->res.dma_resource[(bar)].start) #define pnp_dma_flags(dev,bar) ((dev)->res.dma_resource[(bar)].flags) #define pnp_dma_valid(dev,bar) \ ((pnp_dma_flags((dev),(bar)) & (IORESOURCE_DMA | IORESOURCE_UNSET)) \ == IORESOURCE_DMA) #define PNP_PORT_FLAG_16BITADDR (1<<0) #define PNP_PORT_FLAG_FIXED (1<<1) struct pnp_port { unsigned short min; /* min base number */ unsigned short max; /* max base number */ unsigned char align; /* align boundary */ unsigned char size; /* size of range */ unsigned char flags; /* port flags */ unsigned char pad; /* pad */ struct pnp_port *next; /* next port */ }; #define PNP_IRQ_NR 256 struct pnp_irq { DECLARE_BITMAP(map, PNP_IRQ_NR); /* bitmaks for IRQ lines */ unsigned char flags; /* IRQ flags */ unsigned char pad; /* pad */ struct pnp_irq *next; /* next IRQ */ }; struct pnp_dma { unsigned char map; /* bitmask for DMA channels */ unsigned char flags; /* DMA flags */ struct pnp_dma *next; /* next port */ }; struct pnp_mem { unsigned int min; /* min base number */ unsigned int max; /* max base number */ unsigned int align; /* align boundary */ unsigned int size; /* size of range */ unsigned char flags; /* memory flags */ unsigned char pad; /* pad */ struct pnp_mem *next; /* next memory resource */ }; #define PNP_RES_PRIORITY_PREFERRED 0 #define PNP_RES_PRIORITY_ACCEPTABLE 1 #define PNP_RES_PRIORITY_FUNCTIONAL 2 #define PNP_RES_PRIORITY_INVALID 65535 struct pnp_option { unsigned short priority; /* priority */ struct pnp_port *port; /* first port */ struct pnp_irq *irq; /* first IRQ */ struct pnp_dma *dma; /* first DMA */ struct pnp_mem *mem; /* first memory resource */ struct pnp_option *next; /* used to chain dependent resources */ }; struct pnp_resource_table { struct resource port_resource[PNP_MAX_PORT]; struct resource mem_resource[PNP_MAX_MEM]; struct resource dma_resource[PNP_MAX_DMA]; struct resource irq_resource[PNP_MAX_IRQ]; }; /* * Device Managemnt */ struct pnp_card { struct device dev; /* Driver Model device interface */ unsigned char number; /* used as an index, must be unique */ struct list_head global_list; /* node in global list of cards */ struct list_head protocol_list; /* node in protocol's list of cards */ struct list_head devices; /* devices attached to the card */ struct pnp_protocol * protocol; struct pnp_id * id; /* contains supported EISA IDs*/ char name[PNP_NAME_LEN]; /* contains a human-readable name */ unsigned char pnpver; /* Plug & Play version */ unsigned char productver; /* product version */ unsigned int serial; /* serial number */ unsigned char checksum; /* if zero - checksum passed */ struct proc_dir_entry *procdir; /* directory entry in /proc/bus/isapnp */ }; #define global_to_pnp_card(n) list_entry(n, struct pnp_card, global_list) #define protocol_to_pnp_card(n) list_entry(n, struct pnp_card, protocol_list) #define to_pnp_card(n) container_of(n, struct pnp_card, dev) #define pnp_for_each_card(card) \ for((card) = global_to_pnp_card(pnp_cards.next); \ (card) != global_to_pnp_card(&pnp_cards); \ (card) = global_to_pnp_card((card)->global_list.next)) struct pnp_card_link { struct pnp_card * card; struct pnp_card_driver * driver; void * driver_data; pm_message_t pm_state; }; static inline void *pnp_get_card_drvdata (struct pnp_card_link *pcard) { return pcard->driver_data; } static inline void pnp_set_card_drvdata (struct pnp_card_link *pcard, void *data) { pcard->driver_data = data; } struct pnp_dev { struct device dev; /* Driver Model device interface */ unsigned char number; /* used as an index, must be unique */ int status; struct list_head global_list; /* node in global list of devices */ struct list_head protocol_list; /* node in list of device's protocol */ struct list_head card_list; /* node in card's list of devices */ struct list_head rdev_list; /* node in cards list of requested devices */ struct pnp_protocol * protocol; struct pnp_card * card; /* card the device is attached to, none if NULL */ struct pnp_driver * driver; struct pnp_card_link * card_link; struct pnp_id * id; /* supported EISA IDs*/ int active; int capabilities; struct pnp_option * independent; struct pnp_option * dependent; struct pnp_resource_table res; char name[PNP_NAME_LEN]; /* contains a human-readable name */ unsigned short regs; /* ISAPnP: supported registers */ int flags; /* used by protocols */ struct proc_dir_entry *procent; /* device entry in /proc/bus/isapnp */ void *data; }; #define global_to_pnp_dev(n) list_entry(n, struct pnp_dev, global_list) #define card_to_pnp_dev(n) list_entry(n, struct pnp_dev, card_list) #define protocol_to_pnp_dev(n) list_entry(n, struct pnp_dev, protocol_list) #define to_pnp_dev(n) container_of(n, struct pnp_dev, dev) #define pnp_for_each_dev(dev) \ for((dev) = global_to_pnp_dev(pnp_global.next); \ (dev) != global_to_pnp_dev(&pnp_global); \ (dev) = global_to_pnp_dev((dev)->global_list.next)) #define card_for_each_dev(card,dev) \ for((dev) = card_to_pnp_dev((card)->devices.next); \ (dev) != card_to_pnp_dev(&(card)->devices); \ (dev) = card_to_pnp_dev((dev)->card_list.next)) #define pnp_dev_name(dev) (dev)->name static inline void *pnp_get_drvdata (struct pnp_dev *pdev) { return dev_get_drvdata(&pdev->dev); } static inline void pnp_set_drvdata (struct pnp_dev *pdev, void *data) { dev_set_drvdata(&pdev->dev, data); } struct pnp_fixup { char id[7]; void (*quirk_function)(struct pnp_dev *dev); /* fixup function */ }; /* config parameters */ #define PNP_CONFIG_NORMAL 0x0001 #define PNP_CONFIG_FORCE 0x0002 /* disables validity checking */ /* capabilities */ #define PNP_READ 0x0001 #define PNP_WRITE 0x0002 #define PNP_DISABLE 0x0004 #define PNP_CONFIGURABLE 0x0008 #define PNP_REMOVABLE 0x0010 #define pnp_can_read(dev) (((dev)->protocol) && ((dev)->protocol->get) && \ ((dev)->capabilities & PNP_READ)) #define pnp_can_write(dev) (((dev)->protocol) && ((dev)->protocol->set) && \ ((dev)->capabilities & PNP_WRITE)) #define pnp_can_disable(dev) (((dev)->protocol) && ((dev)->protocol->disable) && \ ((dev)->capabilities & PNP_DISABLE)) #define pnp_can_configure(dev) ((!(dev)->active) && \ ((dev)->capabilities & PNP_CONFIGURABLE)) #ifdef CONFIG_ISAPNP extern struct pnp_protocol isapnp_protocol; #define pnp_device_is_isapnp(dev) ((dev)->protocol == (&isapnp_protocol)) #else #define pnp_device_is_isapnp(dev) 0 #endif #ifdef CONFIG_PNPBIOS extern struct pnp_protocol pnpbios_protocol; #define pnp_device_is_pnpbios(dev) ((dev)->protocol == (&pnpbios_protocol)) #else #define pnp_device_is_pnpbios(dev) 0 #endif /* status */ #define PNP_READY 0x0000 #define PNP_ATTACHED 0x0001 #define PNP_BUSY 0x0002 #define PNP_FAULTY 0x0004 /* isapnp specific macros */ #define isapnp_card_number(dev) ((dev)->card ? (dev)->card->number : -1) #define isapnp_csn_number(dev) ((dev)->number) /* * Driver Management */ struct pnp_id { char id[PNP_ID_LEN]; struct pnp_id * next; }; struct pnp_driver { char * name; const struct pnp_device_id *id_table; unsigned int flags; int (*probe) (struct pnp_dev *dev, const struct pnp_device_id *dev_id); void (*remove) (struct pnp_dev *dev); int (*suspend) (struct pnp_dev *dev, pm_message_t state); int (*resume) (struct pnp_dev *dev); struct device_driver driver; }; #define to_pnp_driver(drv) container_of(drv, struct pnp_driver, driver) struct pnp_card_driver { struct list_head global_list; char * name; const struct pnp_card_device_id *id_table; unsigned int flags; int (*probe) (struct pnp_card_link *card, const struct pnp_card_device_id *card_id); void (*remove) (struct pnp_card_link *card); int (*suspend) (struct pnp_card_link *card, pm_message_t state); int (*resume) (struct pnp_card_link *card); struct pnp_driver link; }; #define to_pnp_card_driver(drv) container_of(drv, struct pnp_card_driver, link) /* pnp driver flags */ #define PNP_DRIVER_RES_DO_NOT_CHANGE 0x0001 /* do not change the state of the device */ #define PNP_DRIVER_RES_DISABLE 0x0003 /* ensure the device is disabled */ /* * Protocol Management */ struct pnp_protocol { struct list_head protocol_list; char * name; /* resource control functions */ int (*get)(struct pnp_dev *dev, struct pnp_resource_table *res); int (*set)(struct pnp_dev *dev, struct pnp_resource_table *res); int (*disable)(struct pnp_dev *dev); /* used by pnp layer only (look but don't touch) */ unsigned char number; /* protocol number*/ struct device dev; /* link to driver model */ struct list_head cards; struct list_head devices; }; #define to_pnp_protocol(n) list_entry(n, struct pnp_protocol, protocol_list) #define protocol_for_each_card(protocol,card) \ for((card) = protocol_to_pnp_card((protocol)->cards.next); \ (card) != protocol_to_pnp_card(&(protocol)->cards); \ (card) = protocol_to_pnp_card((card)->protocol_list.next)) #define protocol_for_each_dev(protocol,dev) \ for((dev) = protocol_to_pnp_dev((protocol)->devices.next); \ (dev) != protocol_to_pnp_dev(&(protocol)->devices); \ (dev) = protocol_to_pnp_dev((dev)->protocol_list.next)) #if defined(CONFIG_PNP) /* device management */ int pnp_register_protocol(struct pnp_protocol *protocol); void pnp_unregister_protocol(struct pnp_protocol *protocol); int pnp_add_device(struct pnp_dev *dev); int pnp_device_attach(struct pnp_dev *pnp_dev); void pnp_device_detach(struct pnp_dev *pnp_dev); extern struct list_head pnp_global; /* multidevice card support */ int pnp_add_card(struct pnp_card *card); void pnp_remove_card(struct pnp_card *card); int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev); void pnp_remove_card_device(struct pnp_dev *dev); int pnp_add_card_id(struct pnp_id *id, struct pnp_card *card); struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char * id, struct pnp_dev * from); void pnp_release_card_device(struct pnp_dev * dev); int pnp_register_card_driver(struct pnp_card_driver * drv); void pnp_unregister_card_driver(struct pnp_card_driver * drv); extern struct list_head pnp_cards; /* resource management */ struct pnp_option * pnp_register_independent_option(struct pnp_dev *dev); struct pnp_option * pnp_register_dependent_option(struct pnp_dev *dev, int priority); int pnp_register_irq_resource(struct pnp_option *option, struct pnp_irq *data); int pnp_register_dma_resource(struct pnp_option *option, struct pnp_dma *data); int pnp_register_port_resource(struct pnp_option *option, struct pnp_port *data); int pnp_register_mem_resource(struct pnp_option *option, struct pnp_mem *data); void pnp_init_resource_table(struct pnp_resource_table *table); int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, int mode); int pnp_auto_config_dev(struct pnp_dev *dev); int pnp_validate_config(struct pnp_dev *dev); int pnp_start_dev(struct pnp_dev *dev); int pnp_stop_dev(struct pnp_dev *dev); int pnp_activate_dev(struct pnp_dev *dev); int pnp_disable_dev(struct pnp_dev *dev); void pnp_resource_change(struct resource *resource, unsigned long start, unsigned long size); /* protocol helpers */ int pnp_is_active(struct pnp_dev * dev); int compare_pnp_id(struct pnp_id * pos, const char * id); int pnp_add_id(struct pnp_id *id, struct pnp_dev *dev); int pnp_register_driver(struct pnp_driver *drv); void pnp_unregister_driver(struct pnp_driver *drv); #else /* device management */ static inline int pnp_register_protocol(struct pnp_protocol *protocol) { return -ENODEV; } static inline void pnp_unregister_protocol(struct pnp_protocol *protocol) { } static inline int pnp_init_device(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_add_device(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_device_attach(struct pnp_dev *pnp_dev) { return -ENODEV; } static inline void pnp_device_detach(struct pnp_dev *pnp_dev) { ; } /* multidevice card support */ static inline int pnp_add_card(struct pnp_card *card) { return -ENODEV; } static inline void pnp_remove_card(struct pnp_card *card) { ; } static inline int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev) { return -ENODEV; } static inline void pnp_remove_card_device(struct pnp_dev *dev) { ; } static inline int pnp_add_card_id(struct pnp_id *id, struct pnp_card *card) { return -ENODEV; } static inline struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char * id, struct pnp_dev * from) { return NULL; } static inline void pnp_release_card_device(struct pnp_dev * dev) { ; } static inline int pnp_register_card_driver(struct pnp_card_driver * drv) { return -ENODEV; } static inline void pnp_unregister_card_driver(struct pnp_card_driver * drv) { ; } /* resource management */ static inline struct pnp_option * pnp_register_independent_option(struct pnp_dev *dev) { return NULL; } static inline struct pnp_option * pnp_register_dependent_option(struct pnp_dev *dev, int priority) { return NULL; } static inline int pnp_register_irq_resource(struct pnp_option *option, struct pnp_irq *data) { return -ENODEV; } static inline int pnp_register_dma_resource(struct pnp_option *option, struct pnp_dma *data) { return -ENODEV; } static inline int pnp_register_port_resource(struct pnp_option *option, struct pnp_port *data) { return -ENODEV; } static inline int pnp_register_mem_resource(struct pnp_option *option, struct pnp_mem *data) { return -ENODEV; } static inline void pnp_init_resource_table(struct pnp_resource_table *table) { } static inline int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, int mode) { return -ENODEV; } static inline int pnp_auto_config_dev(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_validate_config(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_start_dev(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_stop_dev(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_activate_dev(struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_disable_dev(struct pnp_dev *dev) { return -ENODEV; } static inline void pnp_resource_change(struct resource *resource, unsigned long start, unsigned long size) { } /* protocol helpers */ static inline int pnp_is_active(struct pnp_dev * dev) { return 0; } static inline int compare_pnp_id(struct pnp_id * pos, const char * id) { return -ENODEV; } static inline int pnp_add_id(struct pnp_id *id, struct pnp_dev *dev) { return -ENODEV; } static inline int pnp_register_driver(struct pnp_driver *drv) { return -ENODEV; } static inline void pnp_unregister_driver(struct pnp_driver *drv) { ; } #endif /* CONFIG_PNP */ #define pnp_err(format, arg...) printk(KERN_ERR "pnp: " format "\n" , ## arg) #define pnp_info(format, arg...) printk(KERN_INFO "pnp: " format "\n" , ## arg) #define pnp_warn(format, arg...) printk(KERN_WARNING "pnp: " format "\n" , ## arg) #ifdef CONFIG_PNP_DEBUG #define pnp_dbg(format, arg...) printk(KERN_DEBUG "pnp: " format "\n" , ## arg) #else #define pnp_dbg(format, arg...) do {} while (0) #endif #endif /* __KERNEL__ */ #endif /* _LINUX_PNP_H */