1 | ////////////////////////////////////////////////////////////////////////////////// |
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2 | // File : stdio.h |
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3 | // Date : 01/04/2010 |
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4 | // Author : alain greiner & Joel Porquet |
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5 | // Copyright (c) UPMC-LIP6 |
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6 | /////////////////////////////////////////////////////////////////////////////////// |
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7 | |
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8 | #ifndef _STDIO_H |
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9 | #define _STDIO_H |
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10 | |
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11 | #include <mapping_info.h> |
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12 | |
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13 | /* MIPS32 related functions */ |
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14 | unsigned int giet_procid(); |
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15 | unsigned int giet_proctime(); |
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16 | |
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17 | /* TTY device related functions */ |
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18 | unsigned int giet_tty_putc(char byte); |
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19 | unsigned int giet_tty_puts(char *buf); |
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20 | unsigned int giet_tty_putw(unsigned int val); |
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21 | unsigned int giet_tty_getc_no_irq(char *byte); |
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22 | unsigned int giet_tty_getc(char *byte); |
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23 | unsigned int giet_tty_gets(char *buf, unsigned int bufsize); |
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24 | unsigned int giet_tty_getw(unsigned int *val); |
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25 | unsigned int giet_tty_printf(char *format,...); |
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26 | |
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27 | /* GCD coprocessor related functions */ |
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28 | unsigned int giet_gcd_set_opa(unsigned int val); |
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29 | unsigned int giet_gcd_set_opb(unsigned int val); |
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30 | unsigned int giet_gcd_start(); |
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31 | unsigned int giet_gcd_get_result(unsigned int *val); |
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32 | unsigned int giet_gcd_get_status(unsigned int *val); |
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33 | |
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34 | /* Block device related functions */ |
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35 | unsigned int giet_ioc_read( unsigned int lba, |
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36 | void* buffer, |
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37 | unsigned int count); |
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38 | unsigned int giet_ioc_write(unsigned int lba, |
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39 | void* buffer, |
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40 | unsigned int count); |
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41 | unsigned int giet_ioc_completed(); |
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42 | |
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43 | /* Frame buffer device related functions */ |
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44 | unsigned int giet_fb_sync_read( unsigned int offset, |
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45 | void* buffer, |
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46 | unsigned int length ); |
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47 | unsigned int giet_fb_sync_write(unsigned int offset, |
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48 | void* buffer, |
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49 | unsigned int length ); |
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50 | unsigned int giet_fb_read( unsigned int offset, |
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51 | void* buffer, |
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52 | unsigned int length ); |
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53 | unsigned int giet_fb_write( unsigned int offset, |
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54 | void* buffer, |
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55 | unsigned int length ); |
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56 | unsigned int giet_fb_completed(); |
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57 | |
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58 | /* Misc */ |
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59 | unsigned int giet_vobj_get_vbase( char* vspace_name, |
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60 | char* vobj_name, |
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61 | unsigned int vobj_type, |
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62 | unsigned int* vobj_vaddr ); |
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63 | void giet_exit(); |
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64 | unsigned int giet_rand(); |
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65 | unsigned int ctx_switch(); |
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66 | unsigned int giet_procnumber(); |
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67 | |
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68 | /* |
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69 | * memcpy function |
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70 | * This function is required because it can be gnerated by GCC |
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71 | * during compilation so we must provide it. |
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72 | * Code taken from MutekH. |
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73 | */ |
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74 | static inline void *memcpy(void *_dst, const void *_src, unsigned int size) |
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75 | { |
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76 | unsigned int *dst = _dst; |
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77 | const unsigned int *src = _src; |
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78 | |
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79 | /* if source and destination buffer are word-aligned, |
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80 | * then copy word-by-word */ |
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81 | if (!((unsigned int)dst & 3) && !((unsigned int)src & 3)) |
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82 | while (size > 3) { |
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83 | *dst++ = *src++; |
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84 | size -= 4; |
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85 | } |
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86 | |
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87 | unsigned char *cdst = (unsigned char*)dst; |
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88 | unsigned char *csrc = (unsigned char*)src; |
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89 | |
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90 | /* byte-by-byte copy */ |
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91 | while (size--) { |
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92 | *cdst++ = *csrc++; |
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93 | } |
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94 | return _dst; |
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95 | } |
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96 | |
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97 | #endif |
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98 | |
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