root / prex-0.9.0 / bsp / drv / include / ddi.h @ 03e9c04a
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1 | 03e9c04a | Brad Neuman | /*
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2 | * Copyright (c) 2009, Kohsuke Ohtani
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3 | * All rights reserved.
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4 | *
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5 | * Redistribution and use in source and binary forms, with or without
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6 | * modification, are permitted provided that the following conditions
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7 | * are met:
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8 | * 1. Redistributions of source code must retain the above copyright
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9 | * notice, this list of conditions and the following disclaimer.
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10 | * 2. Redistributions in binary form must reproduce the above copyright
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11 | * notice, this list of conditions and the following disclaimer in the
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12 | * documentation and/or other materials provided with the distribution.
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13 | * 3. Neither the name of the author nor the names of any co-contributors
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14 | * may be used to endorse or promote products derived from this software
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15 | * without specific prior written permission.
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16 | *
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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27 | * SUCH DAMAGE.
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28 | */
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29 | |||
30 | /*
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31 | * ddi.h - Device Driver Interface
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32 | */
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33 | |||
34 | #ifndef _DDI_H
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35 | #define _DDI_H
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36 | |||
37 | #include <types.h> |
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38 | #include <sys/cdefs.h> |
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39 | #include <sys/types.h> |
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40 | #include <machine/stdarg.h> |
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41 | #include <dki.h> |
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42 | #include <busio.h> /* bus_read/bus_write */ |
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43 | |||
44 | #ifdef DEBUG
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45 | #define ASSERT(exp) do { if (!(exp)) \ |
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46 | assert(__FILE__, __LINE__, #exp); } while (0) |
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47 | #else
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48 | #define ASSERT(exp) ((void)0) |
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49 | #endif
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50 | |||
51 | |||
52 | /*
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53 | * I/O request packet
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54 | */
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55 | struct irp {
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56 | int cmd; /* I/O command */ |
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57 | int blkno; /* block number */ |
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58 | u_long blksz; /* block size */
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59 | void *buf; /* I/O buffer */ |
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60 | int ntries; /* retry count */ |
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61 | int error; /* error status */ |
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62 | struct event iocomp; /* I/O completion event */ |
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63 | }; |
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64 | |||
65 | /*
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66 | * I/O command
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67 | */
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68 | #define IO_NONE 0 |
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69 | #define IO_READ 1 |
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70 | #define IO_WRITE 2 |
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71 | #define IO_FORMAT 3 /* not supported */ |
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72 | #define IO_CANCEL 4 |
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73 | |||
74 | |||
75 | __BEGIN_DECLS |
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76 | void driver_shutdown(void); |
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77 | void calibrate_delay(void); |
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78 | void delay_usec(u_long usec);
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79 | |||
80 | int enodev(void); |
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81 | int nullop(void); |
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82 | |||
83 | dma_t dma_attach(int chan);
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84 | void dma_detach(dma_t handle);
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85 | void dma_setup(dma_t handle, void *addr, u_long count, int read); |
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86 | void dma_stop(dma_t handle);
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87 | void *dma_alloc(size_t size);
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88 | |||
89 | long atol(const char *str); |
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90 | char *strncpy(char *dest, const char *src, size_t count); |
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91 | int strncmp(const char *src, const char *tgt, size_t count); |
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92 | size_t strlcpy(char *dest, const char *src, size_t count); |
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93 | size_t strnlen(const char *str, size_t max); |
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94 | void *memcpy(void *dest, const void *src, size_t count); |
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95 | void *memset(void *dest, int ch, size_t count); |
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96 | |||
97 | u_long strtoul(const char *nptr, char **endptr, int base); |
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98 | |||
99 | int isalnum(int c); |
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100 | int isalpha(int c); |
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101 | int isblank(int c); |
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102 | int isupper(int c); |
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103 | int islower(int c); |
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104 | int isspace(int c); |
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105 | int isdigit(int c); |
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106 | int isxdigit(int c); |
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107 | int isprint(int c); |
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108 | |||
109 | #ifdef DEBUG
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110 | void assert(const char *, int, const char *); |
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111 | #endif
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112 | __END_DECLS |
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113 | |||
114 | #endif /* !_DDI_H */ |