| 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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