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sysinit.h
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Editing: bsd_kernel.h
/* $FreeBSD$ */ /*- * Copyright (c) 2011 Hans Petter Selasky. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _BSD_KERNEL_H_ #define _BSD_KERNEL_H_ #if !defined(_STANDALONE) #error "_STANDALONE is not defined!" #endif #undef __FreeBSD_version #define __FreeBSD_version 1300000 #include <sys/cdefs.h> #include <sys/queue.h> #include <sys/errno.h> #define offsetof(type, field) __builtin_offsetof(type, field) #define howmany(x, y) (((x)+((y)-1))/(y)) #define nitems(x) (sizeof((x)) / sizeof((x)[0])) #define isalpha(x) (((x) >= 'a' && (x) <= 'z') || ((x) >= 'A' && (x) <= 'Z')) #define isdigit(x) ((x) >= '0' && (x) <= '9') #define panic(...) do { printf("USB PANIC: " __VA_ARGS__); while (1) ; } while (0) #define rebooting 0 #define M_USB 0 #define M_USBDEV 0 #define USB_PROC_MAX 3 #define USB_BUS_GIANT_PROC(bus) (usb_process + 2) #define USB_BUS_NON_GIANT_BULK_PROC(bus) (usb_process + 2) #define USB_BUS_NON_GIANT_ISOC_PROC(bus) (usb_process + 2) #define USB_BUS_EXPLORE_PROC(bus) (usb_process + 0) #define USB_BUS_CONTROL_XFER_PROC(bus) (usb_process + 1) #define SYSCTL_DECL(...) struct sysctl_ctx_list { }; struct sysctl_req { void *newptr; }; #define SYSCTL_HANDLER_ARGS void *oidp, void *arg1, \ uint32_t arg2, struct sysctl_req *req #define SYSCTL_NODE(name,...) struct { } name __used #define SYSCTL_INT(...) #define SYSCTL_UINT(...) #define SYSCTL_PROC(...) #define SYSCTL_ADD_NODE(...) NULL #define SYSCTL_ADD_U16(...) NULL #define SYSCTL_ADD_PROC(...) NULL #define sysctl_handle_int(...) EOPNOTSUPP #define sysctl_handle_string(...) EOPNOTSUPP #define sysctl_ctx_init(ctx) do { (void)(ctx); } while (0) #define sysctl_ctx_free(ctx) do { (void)(ctx); } while (0) #define TUNABLE_INT(...) #define MALLOC_DECLARE(...) #define MALLOC_DEFINE(...) #define EVENTHANDLER_DECLARE(...) #define EVENTHANDLER_INVOKE(...) #define KASSERT(...) #define CTASSERT(x) _Static_assert(x, "compile-time assertion failed") #define SCHEDULER_STOPPED(x) (0) #define PI_SWI(...) (0) #define UNIQ_NAME(x) x #define UNIQ_NAME_STR(x) #x #define DEVCLASS_MAXUNIT 32 #define MOD_LOAD 1 #define MOD_UNLOAD 2 #define DEVMETHOD(what,func) { #what, (void *)&func } #define DEVMETHOD_END {0,0} #define EARLY_DRIVER_MODULE(a, b, c, d, e, f, g) DRIVER_MODULE(a, b, c, d, e, f) #define DRIVER_MODULE(name, busname, driver, devclass, evh, arg) \ static struct module_data bsd_##name##_##busname##_driver_mod = { \ evh, arg, #busname, #name, #busname "/" #name, \ &driver, &devclass, { 0, 0 } }; \ SYSINIT(bsd_##name##_##busname##_driver_mod, SI_SUB_DRIVERS, \ SI_ORDER_MIDDLE, module_register, \ &bsd_##name##_##busname##_driver_mod) #define SYSINIT(uniq, subs, order, _func, _data) \ const struct sysinit UNIQ_NAME(sysinit_##uniq) = { \ .func = (_func), \ .data = __DECONST(void *, _data) \ }; \ SYSINIT_ENTRY(uniq##_entry, "sysinit", (subs), \ (order), "const struct sysinit", \ UNIQ_NAME_STR(sysinit_##uniq), "SYSINIT") #define SYSUNINIT(uniq, subs, order, _func, _data) \ const struct sysinit UNIQ_NAME(sysuninit_##uniq) = { \ .func = (_func), \ .data = __DECONST(void *, _data) \ }; \ SYSINIT_ENTRY(uniq##_entry, "sysuninit", (subs), \ (order), "const struct sysuninit", \ UNIQ_NAME_STR(sysuninit_##uniq), "SYSUNINIT") #define MODULE_DEPEND(...) #define MODULE_VERSION(...) #define NULL ((void *)0) #define BUS_SPACE_BARRIER_READ 0x01 #define BUS_SPACE_BARRIER_WRITE 0x02 #define hz 1000 #undef PAGE_SIZE #define PAGE_SIZE 4096 #undef PAGE_SHIFT #define PAGE_SHIFT 12 #undef MIN #define MIN(a,b) (((a) < (b)) ? (a) : (b)) #undef MAX #define MAX(a,b) (((a) > (b)) ? (a) : (b)) #define MTX_DEF 0 #define MTX_SPIN 0 #define MTX_RECURSE 0 #define SX_DUPOK 0 #define SX_NOWITNESS 0 #define WITNESS_WARN(...) #define cold 0 #define BUS_PROBE_GENERIC 0 #define BUS_PROBE_DEFAULT (-20) #define CALLOUT_RETURNUNLOCKED 0x1 #undef ffs #define ffs(x) __builtin_ffs(x) #undef va_list #define va_list __builtin_va_list #undef va_size #define va_size(type) __builtin_va_size(type) #undef va_start #define va_start(ap, last) __builtin_va_start(ap, last) #undef va_end #define va_end(ap) __builtin_va_end(ap) #undef va_arg #define va_arg(ap, type) __builtin_va_arg((ap), type) #define DEVICE_ATTACH(dev, ...) \ (((device_attach_t *)(device_get_method(dev, "device_attach")))(dev,## __VA_ARGS__)) #define DEVICE_DETACH(dev, ...) \ (((device_detach_t *)(device_get_method(dev, "device_detach")))(dev,## __VA_ARGS__)) #define DEVICE_PROBE(dev, ...) \ (((device_probe_t *)(device_get_method(dev, "device_probe")))(dev,## __VA_ARGS__)) #define DEVICE_RESUME(dev, ...) \ (((device_resume_t *)(device_get_method(dev, "device_resume")))(dev,## __VA_ARGS__)) #define DEVICE_SHUTDOWN(dev, ...) \ (((device_shutdown_t *)(device_get_method(dev, "device_shutdown")))(dev,## __VA_ARGS__)) #define DEVICE_SUSPEND(dev, ...) \ (((device_suspend_t *)(device_get_method(dev, "device_suspend")))(dev,## __VA_ARGS__)) #define USB_HANDLE_REQUEST(dev, ...) \ (((usb_handle_request_t *)(device_get_method(dev, "usb_handle_request")))(dev,## __VA_ARGS__)) #define USB_TAKE_CONTROLLER(dev, ...) \ (((usb_take_controller_t *)(device_get_method(dev, "usb_take_controller")))(dev,## __VA_ARGS__)) #define GPIO_PIN_SET(dev, ...) \ (((gpio_pin_set_t *)(device_get_method(dev, "gpio_pin_set")))(dev,## __VA_ARGS__)) #define GPIO_PIN_SETFLAGS(dev, ...) \ (((gpio_pin_setflags_t *)(device_get_method(dev, "gpio_pin_setflags")))(dev,## __VA_ARGS__)) enum { SI_SUB_DUMMY = 0x0000000, SI_SUB_LOCK = 0x1B00000, SI_SUB_KLD = 0x2000000, SI_SUB_DRIVERS = 0x3100000, SI_SUB_PSEUDO = 0x7000000, SI_SUB_KICK_SCHEDULER = 0xa000000, SI_SUB_RUN_SCHEDULER = 0xfffffff }; enum { SI_ORDER_FIRST = 0x0000000, SI_ORDER_SECOND = 0x0000001, SI_ORDER_THIRD = 0x0000002, SI_ORDER_FOURTH = 0x0000003, SI_ORDER_MIDDLE = 0x1000000, SI_ORDER_ANY = 0xfffffff /* last */ }; struct uio; struct thread; struct malloc_type; struct usb_process; #ifndef INT32_MAX #define INT32_MAX 0x7fffffff #endif #ifndef HAVE_STANDARD_DEFS #define _UINT8_T_DECLARED typedef unsigned char uint8_t; #define _INT8_T_DECLARED typedef signed char int8_t; #define _UINT16_T_DECLARED typedef unsigned short uint16_t; #define _INT16_T_DECLARED typedef signed short int16_t; #define _UINT32_T_DECLARED typedef unsigned int uint32_t; #define _INT32_T_DECLARED typedef signed int int32_t; #define _UINT64_T_DECLARED #ifndef __LP64__ typedef unsigned long long uint64_t; #else typedef unsigned long uint64_t; #endif #define _INT64_T_DECLARED #ifndef __LP64__ typedef signed long long int64_t; #else typedef signed long int64_t; #endif typedef uint16_t uid_t; typedef uint16_t gid_t; typedef uint16_t mode_t; typedef uint8_t *caddr_t; #define _UINTPTR_T_DECLARED typedef unsigned long uintptr_t; #define _UINTMAX_T_DECLARED typedef unsigned long uintmax_t; typedef unsigned long vm_paddr_t; #define _SIZE_T_DECLARED typedef unsigned long size_t; #define _SSIZE_T_DECLARED typedef signed long ssize_t; #define _OFF_T_DECLARED typedef unsigned long off_t; typedef unsigned char u_char; typedef unsigned short u_short; typedef unsigned int u_int; typedef unsigned long u_long; #endif typedef unsigned long bus_addr_t; typedef unsigned long bus_size_t; typedef struct bus_dma_segment { bus_addr_t ds_addr; /* DMA address */ bus_size_t ds_len; /* length of transfer */ } bus_dma_segment_t; struct bus_dma_tag { uint32_t alignment; uint32_t maxsize; }; typedef void *bus_dmamap_t; typedef struct bus_dma_tag *bus_dma_tag_t; typedef enum { BUS_DMA_LOCK = 0x01, BUS_DMA_UNLOCK = 0x02, } bus_dma_lock_op_t; typedef void *bus_space_tag_t; typedef uint8_t *bus_space_handle_t; typedef int bus_dma_filter_t(void *, bus_addr_t); typedef void bus_dma_lock_t(void *, bus_dma_lock_op_t); #ifndef __bool_true_false_are_defined #define __bool_true_false_are_defined typedef _Bool bool; #define true 1 #define false 0 #endif /* SYSINIT API */ #include <sysinit.h> struct sysinit { void (*func) (void *arg); void *data; }; /* MUTEX API */ struct mtx { int owned; struct mtx *parent; }; #define mtx_assert(...) do { } while (0) void mtx_init(struct mtx *, const char *, const char *, int); void mtx_lock(struct mtx *); void mtx_unlock(struct mtx *); #define mtx_lock_spin(x) mtx_lock(x) #define mtx_unlock_spin(x) mtx_unlock(x) int mtx_owned(struct mtx *); void mtx_destroy(struct mtx *); extern struct mtx Giant; /* SX API */ struct sx { int owned; }; #define sx_assert(...) do { } while (0) #define sx_init(...) sx_init_flags(__VA_ARGS__, 0) void sx_init_flags(struct sx *, const char *, int); void sx_destroy(struct sx *); void sx_xlock(struct sx *); void sx_xunlock(struct sx *); int sx_xlocked(struct sx *); /* CONDVAR API */ struct cv { int sleeping; }; void cv_init(struct cv *, const char *desc); void cv_destroy(struct cv *); void cv_wait(struct cv *, struct mtx *); int cv_timedwait(struct cv *, struct mtx *, int); void cv_signal(struct cv *); void cv_broadcast(struct cv *); /* CALLOUT API */ typedef void callout_fn_t (void *); extern volatile int ticks; struct callout { LIST_ENTRY(callout) entry; callout_fn_t *c_func; void *c_arg; struct mtx *mtx; int flags; int timeout; }; void callout_init_mtx(struct callout *, struct mtx *, int); void callout_reset(struct callout *, int, callout_fn_t *, void *); void callout_stop(struct callout *); void callout_drain(struct callout *); int callout_pending(struct callout *); void callout_process(int timeout); /* DEVICE API */ struct driver; struct devclass; struct device; struct module; struct module_data; typedef struct driver driver_t; typedef struct devclass *devclass_t; typedef struct device *device_t; typedef void (driver_intr_t)(void *arg); typedef int (driver_filter_t)(void *arg); #define FILTER_STRAY 0x01 #define FILTER_HANDLED 0x02 #define FILTER_SCHEDULE_THREAD 0x04 typedef int device_attach_t (device_t dev); typedef int device_detach_t (device_t dev); typedef int device_resume_t (device_t dev); typedef int device_shutdown_t (device_t dev); typedef int device_probe_t (device_t dev); typedef int device_suspend_t (device_t dev); typedef int gpio_pin_set_t (device_t dev, uint32_t, unsigned int); typedef int gpio_pin_setflags_t (device_t dev, uint32_t, uint32_t); typedef int bus_child_location_str_t (device_t parent, device_t child, char *buf, size_t buflen); typedef int bus_child_pnpinfo_str_t (device_t parent, device_t child, char *buf, size_t buflen); typedef void bus_driver_added_t (device_t dev, driver_t *driver); struct device_method { const char *desc; void *const func; }; typedef struct device_method device_method_t; struct device { TAILQ_HEAD(device_list, device) dev_children; TAILQ_ENTRY(device) dev_link; struct device *dev_parent; const struct module_data *dev_module; void *dev_sc; void *dev_aux; driver_filter_t *dev_irq_filter; driver_intr_t *dev_irq_fn; void *dev_irq_arg; uint16_t dev_unit; char dev_nameunit[64]; char dev_desc[64]; uint8_t dev_res_alloc:1; uint8_t dev_quiet:1; uint8_t dev_softc_set:1; uint8_t dev_softc_alloc:1; uint8_t dev_attached:1; uint8_t dev_fixed_class:1; uint8_t dev_unit_manual:1; }; struct devclass { device_t dev_list[DEVCLASS_MAXUNIT]; }; struct driver { const char *name; const struct device_method *methods; uint32_t size; }; struct module_data { int (*callback) (struct module *, int, void *arg); void *arg; const char *bus_name; const char *mod_name; const char *long_name; const struct driver *driver; struct devclass **devclass_pp; TAILQ_ENTRY(module_data) entry; }; device_t device_get_parent(device_t dev); void *device_get_method(device_t dev, const char *what); const char *device_get_name(device_t dev); const char *device_get_nameunit(device_t dev); #define device_printf(dev, fmt,...) \ printf("%s: " fmt, device_get_nameunit(dev),## __VA_ARGS__) device_t device_add_child(device_t dev, const char *name, int unit); void device_quiet(device_t dev); void device_set_interrupt(device_t dev, driver_filter_t *, driver_intr_t *, void *); void device_run_interrupts(device_t parent); void device_set_ivars(device_t dev, void *ivars); void *device_get_ivars(device_t dev); const char *device_get_desc(device_t dev); int device_probe_and_attach(device_t dev); int device_detach(device_t dev); void *device_get_softc(device_t dev); void device_set_softc(device_t dev, void *softc); int device_delete_child(device_t dev, device_t child); int device_delete_children(device_t dev); int device_is_attached(device_t dev); void device_set_desc(device_t dev, const char *desc); void device_set_desc_copy(device_t dev, const char *desc); int device_get_unit(device_t dev); void *devclass_get_softc(devclass_t dc, int unit); int devclass_get_maxunit(devclass_t dc); device_t devclass_get_device(devclass_t dc, int unit); devclass_t devclass_find(const char *classname); #define bus_get_dma_tag(...) (NULL) int bus_generic_detach(device_t dev); int bus_generic_resume(device_t dev); int bus_generic_shutdown(device_t dev); int bus_generic_suspend(device_t dev); int bus_generic_print_child(device_t dev, device_t child); void bus_generic_driver_added(device_t dev, driver_t *driver); int bus_space_subregion(bus_space_tag_t t, bus_space_handle_t bsh, bus_size_t offset, bus_size_t size, bus_space_handle_t *nbshp); /* BUS SPACE API */ void bus_space_write_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t data); void bus_space_write_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t data); void bus_space_write_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t data); uint8_t bus_space_read_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); uint16_t bus_space_read_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); uint32_t bus_space_read_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); void bus_space_read_multi_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t *datap, bus_size_t count); void bus_space_read_multi_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t *datap, bus_size_t count); void bus_space_read_multi_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t *datap, bus_size_t count); void bus_space_write_multi_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t *datap, bus_size_t count); void bus_space_write_multi_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t *datap, bus_size_t count); void bus_space_write_multi_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t *datap, bus_size_t count); void bus_space_read_region_1(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint8_t *datap, bus_size_t count); void bus_space_write_region_1(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint8_t *datap, bus_size_t count); void bus_space_read_region_4(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint32_t *datap, bus_size_t count); void bus_space_write_region_4(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint32_t *datap, bus_size_t count); void bus_space_barrier(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, bus_size_t length, int flags); void module_register(void *); /* LIB-C */ void *memset(void *, int, size_t len); void *memcpy(void *, const void *, size_t len); int memcmp(const void *, const void *, size_t len); int printf(const char *,...) __printflike(1, 2); int snprintf(char *restrict str, size_t size, const char *restrict format,...) __printflike(3, 4); size_t strlen(const char *s); /* MALLOC API */ #undef malloc #define malloc(s,x,f) usb_malloc(s) void *usb_malloc(size_t); #undef free #define free(p,x) usb_free(p) void usb_free(void *); #define strdup(p,x) usb_strdup(p) char *usb_strdup(const char *str); /* ENDIANNESS */ #ifndef HAVE_ENDIAN_DEFS /* Assume little endian */ #define htole64(x) ((uint64_t)(x)) #define le64toh(x) ((uint64_t)(x)) #define htole32(x) ((uint32_t)(x)) #define le32toh(x) ((uint32_t)(x)) #define htole16(x) ((uint16_t)(x)) #define le16toh(x) ((uint16_t)(x)) #define be32toh(x) ((uint32_t)(x)) #define htobe32(x) ((uint32_t)(x)) #else #include <sys/endian.h> #endif /* USB */ typedef int usb_handle_request_t (device_t dev, const void *req, void **pptr, uint16_t *plen, uint16_t offset, uint8_t *pstate); typedef int usb_take_controller_t (device_t dev); void usb_idle(void); void usb_init(void); void usb_uninit(void); /* set some defaults */ #ifndef USB_POOL_SIZE #define USB_POOL_SIZE (1024*1024) /* 1 MByte */ #endif int pause(const char *, int); void DELAY(unsigned int); /* OTHER */ struct selinfo { }; /* SYSTEM STARTUP API */ extern const void *sysinit_data[]; extern const void *sysuninit_data[]; /* Resources */ enum intr_type { INTR_TYPE_TTY = 1, INTR_TYPE_BIO = 2, INTR_TYPE_NET = 4, INTR_TYPE_CAM = 8, INTR_TYPE_MISC = 16, INTR_TYPE_CLK = 32, INTR_TYPE_AV = 64, INTR_EXCL = 256, /* exclusive interrupt */ INTR_MPSAFE = 512, /* this interrupt is SMP safe */ INTR_ENTROPY = 1024, /* this interrupt provides entropy */ INTR_MD1 = 4096, /* flag reserved for MD use */ INTR_MD2 = 8192, /* flag reserved for MD use */ INTR_MD3 = 16384, /* flag reserved for MD use */ INTR_MD4 = 32768 /* flag reserved for MD use */ }; struct resource_i { u_long r_start; /* index of the first entry in this resource */ u_long r_end; /* index of the last entry (inclusive) */ }; struct resource { struct resource_i *__r_i; bus_space_tag_t r_bustag; /* bus_space tag */ bus_space_handle_t r_bushandle; /* bus_space handle */ }; struct resource_spec { int type; int rid; int flags; }; #define SYS_RES_IRQ 1 /* interrupt lines */ #define SYS_RES_DRQ 2 /* isa dma lines */ #define SYS_RES_MEMORY 3 /* i/o memory */ #define SYS_RES_IOPORT 4 /* i/o ports */ #define RF_ALLOCATED 0x0001 /* resource has been reserved */ #define RF_ACTIVE 0x0002 /* resource allocation has been activated */ #define RF_SHAREABLE 0x0004 /* resource permits contemporaneous sharing */ #define RF_SPARE1 0x0008 #define RF_SPARE2 0x0010 #define RF_FIRSTSHARE 0x0020 /* first in sharing list */ #define RF_PREFETCHABLE 0x0040 /* resource is prefetchable */ #define RF_OPTIONAL 0x0080 /* for bus_alloc_resources() */ int bus_alloc_resources(device_t, struct resource_spec *, struct resource **); int bus_release_resource(device_t, int, int, struct resource *); void bus_release_resources(device_t, const struct resource_spec *, struct resource **); struct resource *bus_alloc_resource_any(device_t, int, int *, unsigned int); int bus_generic_attach(device_t); bus_space_tag_t rman_get_bustag(struct resource *); bus_space_handle_t rman_get_bushandle(struct resource *); u_long rman_get_size(struct resource *); int bus_setup_intr(device_t, struct resource *, int, driver_filter_t, driver_intr_t, void *, void **); int bus_teardown_intr(device_t, struct resource *, void *); int ofw_bus_status_okay(device_t); int ofw_bus_is_compatible(device_t, char *); extern int (*bus_alloc_resource_any_cb)(struct resource *res, device_t dev, int type, int *rid, unsigned int flags); extern int (*ofw_bus_status_ok_cb)(device_t dev); extern int (*ofw_bus_is_compatible_cb)(device_t dev, char *name); #ifndef strlcpy #define strlcpy(d,s,n) snprintf((d),(n),"%s",(s)) #endif /* Should be defined in user application since it is machine-dependent */ extern int delay(unsigned int); /* BUS dma */ #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF #define BUS_SPACE_MAXADDR 0xFFFFFFFF #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF #define BUS_SPACE_MAXSIZE 0xFFFFFFFF #define BUS_DMA_WAITOK 0x00 /* safe to sleep (pseudo-flag) */ #define BUS_DMA_NOWAIT 0x01 /* not safe to sleep */ #define BUS_DMA_ALLOCNOW 0x02 /* perform resource allocation now */ #define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */ #define BUS_DMA_ZERO 0x08 /* allocate zero'ed memory */ #define BUS_DMA_BUS1 0x10 /* placeholders for bus functions... */ #define BUS_DMA_BUS2 0x20 #define BUS_DMA_BUS3 0x40 #define BUS_DMA_BUS4 0x80 #define BUS_DMASYNC_PREREAD 0x01 #define BUS_DMASYNC_POSTREAD 0x02 #define BUS_DMASYNC_PREWRITE 0x04 #define BUS_DMASYNC_POSTWRITE 0x08 typedef void bus_dmamap_callback_t(void *, bus_dma_segment_t *, int, int); int bus_dma_tag_create(bus_dma_tag_t parent, bus_size_t alignment, bus_size_t boundary, bus_addr_t lowaddr, bus_addr_t highaddr, bus_dma_filter_t *filter, void *filterarg, bus_size_t maxsize, int nsegments, bus_size_t maxsegsz, int flags, bus_dma_lock_t *lockfunc, void *lockfuncarg, bus_dma_tag_t *dmat); int bus_dmamem_alloc(bus_dma_tag_t, void** vaddr, int flags, bus_dmamap_t *); void bus_dmamem_free(bus_dma_tag_t, void *vaddr, bus_dmamap_t); int bus_dma_tag_destroy(bus_dma_tag_t); int bus_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *buf, bus_size_t buflen, bus_dmamap_callback_t *, void *callback_arg, int flags); void bus_dmamap_unload(bus_dma_tag_t, bus_dmamap_t); void bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, int flags); #endif /* _BSD_KERNEL_H_ */
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