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 _GIET_SYS_DRIVERS_H_ |
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9 | #define _GIET_SYS_DRIVERS_H_ |
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10 | |
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11 | |
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12 | /////////////////////////////////////////////////////////////////////////////////// |
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13 | // Timer access functions (used for both vci_multi_timer and vci_xicu) |
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14 | /////////////////////////////////////////////////////////////////////////////////// |
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15 | |
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16 | extern volatile unsigned char _timer_event[]; |
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17 | |
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18 | unsigned int _timer_start(unsigned int cluster_id, unsigned int local_id, unsigned int period); |
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19 | unsigned int _timer_stop(unsigned int cluster_id, unsigned int local_id); |
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20 | unsigned int _timer_reset_irq(unsigned int cluster_id, unsigned int local_id); |
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21 | unsigned int _timer_reset_irq_cpt(unsigned int cluster_id, unsigned int local_id); |
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22 | |
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23 | |
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24 | /////////////////////////////////////////////////////////////////////////////////// |
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25 | // TTY access functions and variables |
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26 | /////////////////////////////////////////////////////////////////////////////////// |
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27 | |
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28 | extern volatile unsigned char _tty_get_buf[]; |
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29 | extern volatile unsigned char _tty_get_full[]; |
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30 | extern unsigned int _tty_put_lock; |
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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_get_char(unsigned int tty_id, unsigned char * buffer); |
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35 | |
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36 | /////////////////////////////////////////////////////////////////////////////////// |
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37 | // ICU access functions (both vci_multi_icu and vci_xicu) |
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38 | /////////////////////////////////////////////////////////////////////////////////// |
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39 | |
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40 | unsigned int _icu_get_index(unsigned int cluster_id, unsigned int proc_id, unsigned int * buffer); |
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41 | unsigned int _icu_set_mask( |
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42 | unsigned int cluster_id, |
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43 | unsigned int proc_id, |
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44 | unsigned int mask, |
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45 | unsigned int is_timer); |
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46 | |
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47 | /////////////////////////////////////////////////////////////////////////////////// |
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48 | // IOC access functions and variables (vci_block_device) |
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49 | /////////////////////////////////////////////////////////////////////////////////// |
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50 | |
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51 | extern volatile unsigned int _ioc_status; |
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52 | extern volatile unsigned int _ioc_done; |
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53 | extern unsigned int _ioc_lock; |
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54 | extern unsigned int _ioc_iommu_ix1; |
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55 | extern unsigned int _ioc_iommu_npages; |
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56 | |
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57 | |
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58 | unsigned int _ioc_write(unsigned int lba, const void * buffer, unsigned int count); |
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59 | unsigned int _ioc_read(unsigned int lba, void * buffer, unsigned int count); |
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60 | unsigned int _ioc_completed(); |
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61 | unsigned int _ioc_get_status(unsigned int * status); |
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62 | unsigned int _ioc_get_block_size(); |
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63 | |
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64 | /////////////////////////////////////////////////////////////////////////////////// |
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65 | // Multi DMA variables (vci_multi_dma) |
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66 | /////////////////////////////////////////////////////////////////////////////////// |
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67 | |
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68 | extern volatile unsigned int _dma_status[]; |
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69 | extern volatile unsigned int _dma_done[]; |
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70 | extern unsigned int _dma_lock[]; |
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71 | extern unsigned int _dma_iommu_ix1; |
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72 | extern unsigned int _dma_iommu_npages[]; |
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73 | |
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74 | unsigned int _dma_reset_irq(unsigned int cluster_id, unsigned int local_id); |
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75 | unsigned int _dma_get_status(unsigned int cluster_id, unsigned int local_id, unsigned int * status); |
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76 | |
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77 | unsigned int _dma_transfer( |
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78 | unsigned int dev_type, |
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79 | unsigned int to_user, |
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80 | unsigned int offset, |
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81 | unsigned int user_vaddr, |
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82 | unsigned int length); |
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83 | |
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84 | unsigned int _dma_completed(); |
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85 | |
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86 | /////////////////////////////////////////////////////////////////////////////////// |
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87 | // Frame Buffer access functions (vci_frame_buffer) |
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88 | /////////////////////////////////////////////////////////////////////////////////// |
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89 | |
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90 | unsigned int _fb_sync_write(unsigned int offset, const void * buffer, unsigned int length); |
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91 | unsigned int _fb_sync_read( unsigned int offset, const void * buffer, unsigned int length); |
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92 | unsigned int _fb_write( unsigned int offset, const void * buffer, unsigned int length); |
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93 | unsigned int _fb_read( unsigned int offset, const void * buffer, unsigned int length); |
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94 | |
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95 | unsigned int _fb_completed(); |
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96 | |
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97 | /////////////////////////////////////////////////////////////////////////////////// |
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98 | // NIC device access functions (vci_multi_nic) |
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99 | /////////////////////////////////////////////////////////////////////////////////// |
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100 | |
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101 | unsigned int _nic_sync_write(unsigned int offset, const void * buffer, unsigned int length); |
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102 | unsigned int _nic_sync_read( unsigned int offset, const void * buffer, unsigned int length); |
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103 | unsigned int _nic_write( unsigned int offset, const void * buffer, unsigned int length); |
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104 | unsigned int _nic_read( unsigned int offset, const void * buffer, unsigned int length); |
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105 | |
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106 | unsigned int _nic_completed(); |
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107 | |
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108 | /////////////////////////////////////////////////////////////////////////////////// |
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109 | // GCD access functions |
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110 | /////////////////////////////////////////////////////////////////////////////////// |
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111 | |
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112 | unsigned int _gcd_write(unsigned int register_index, unsigned int value); |
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113 | unsigned int _gcd_read( unsigned int register_index, unsigned int * buffer); |
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114 | |
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115 | |
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116 | /////////////////////////////////////////////////////////////////////////////////// |
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117 | // Heap related function(s) |
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118 | /////////////////////////////////////////////////////////////////////////////////// |
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119 | |
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120 | unsigned int _heap_info(unsigned int * vaddr, unsigned int * size); |
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121 | |
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122 | |
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123 | #endif |
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124 | |
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125 | // Local Variables: |
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126 | // tab-width: 4 |
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127 | // c-basic-offset: 4 |
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128 | // c-file-offsets:((innamespace . 0)(inline-open . 0)) |
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129 | // indent-tabs-mode: nil |
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130 | // End: |
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131 | // vim: filetype=c:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 |
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132 | |
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