[158] | 1 | /////////////////////////////////////////////////////////////////////////////////// |
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| 2 | // File : drivers.h |
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| 3 | // Date : 01/04/2012 |
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| 4 | // Author : alain greiner and 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 _DRIVERS_H_ |
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| 9 | #define _DRIVERS_H_ |
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| 10 | |
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| 11 | /////////////////////////////////////////////////////////////////////////////////// |
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| 12 | // Global variables for interaction with ISRs |
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| 13 | /////////////////////////////////////////////////////////////////////////////////// |
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| 14 | |
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| 15 | extern volatile unsigned int _dma_status[]; |
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| 16 | extern volatile unsigned char _dma_busy[]; |
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| 17 | |
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| 18 | extern volatile unsigned char _ioc_status; |
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| 19 | extern volatile unsigned char _ioc_done; |
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| 20 | extern volatile unsigned int _ioc_lock; |
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| 21 | |
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| 22 | extern volatile unsigned char _tty_get_buf[]; |
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| 23 | extern volatile unsigned char _tty_get_full[]; |
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| 24 | |
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| 25 | /////////////////////////////////////////////////////////////////////////////////// |
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| 26 | // Prototypes of the drivers functions. |
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| 27 | /////////////////////////////////////////////////////////////////////////////////// |
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| 28 | |
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| 29 | unsigned int _timer_write(unsigned int global, unsigned int reg, unsigned int value); |
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| 30 | unsigned int _timer_read(unsigned int global, unsigned int reg, unsigned int *buffer); |
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| 31 | |
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| 32 | unsigned int _tty_write(const char *buffer, unsigned int length); |
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| 33 | unsigned int _tty_read(char *buffer, unsigned int length); |
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| 34 | unsigned int _tty_read_irq(char *buffer, unsigned int length); |
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| 35 | |
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| 36 | unsigned int _ioc_write(unsigned int lba, const void *buffer, unsigned int count); |
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| 37 | unsigned int _ioc_read(unsigned int lba, void *buffer, unsigned int count); |
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| 38 | unsigned int _ioc_completed(); |
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| 39 | |
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| 40 | unsigned int _icu_write(unsigned int register_index, unsigned int value); |
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| 41 | unsigned int _icu_read(unsigned int register_index, unsigned int *buffer); |
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| 42 | |
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| 43 | unsigned int _gcd_write(unsigned int register_index, unsigned int value); |
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| 44 | unsigned int _gcd_read(unsigned int register_index, unsigned int *buffer); |
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| 45 | |
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| 46 | unsigned int _fb_sync_write(unsigned int offset, const void *buffer, unsigned int length); |
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| 47 | unsigned int _fb_sync_read(unsigned int offset, const void *buffer, unsigned int length); |
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| 48 | unsigned int _fb_write(unsigned int offset, const void *buffer, unsigned int length); |
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| 49 | unsigned int _fb_read(unsigned int offset, const void *buffer, unsigned int length); |
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| 50 | unsigned int _fb_completed(); |
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| 51 | |
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| 52 | #endif |
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| 53 | |
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