1 | /* |
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2 | * cpm.h |
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3 | * |
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4 | * This include file contains definitions pertaining |
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5 | * to the Communications Processor Module (CPM) on the MPC8xx. |
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6 | * |
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7 | * Copyright (c) 1999, National Research Council of Canada |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.rtems.com/license/LICENSE. |
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12 | */ |
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13 | |
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14 | #ifndef _MPC8260_CPM_H |
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15 | #define _MPC8260_CPM_H |
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16 | |
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17 | #ifdef __cplusplus |
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18 | extern "C" { |
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19 | #endif |
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20 | |
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21 | |
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22 | #define M8xx_BRG_1 (1U << 0) |
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23 | #define M8xx_BRG_2 (1U << 1) |
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24 | #define M8xx_BRG_3 (1U << 2) |
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25 | #define M8xx_BRG_4 (1U << 3) |
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26 | #define M8xx_BRG_5 (1U << 4) |
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27 | #define M8xx_BRG_6 (1U << 5) |
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28 | #define M8xx_BRG_7 (1U << 6) |
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29 | #define M8xx_BRG_8 (1U << 7) |
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30 | |
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31 | |
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32 | #define M8260_SCC_BRGS (M8xx_BRG_1 | M8xx_BRG_2 | M8xx_BRG_3 | M8xx_BRG_4) |
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33 | #define M8260_FCC_BRGS (M8xx_BRG_5 | M8xx_BRG_6 | M8xx_BRG_7 | M8xx_BRG_8) |
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34 | #define M8260_SMC1_BRGS (M8xx_BRG_1|M8xx_BRG_7) |
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35 | #define M8260_SMC2_BRGS (M8xx_BRG_2|M8xx_BRG_8) |
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36 | |
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37 | |
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38 | #define M8xx_CLK_1 (1U << 0) |
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39 | #define M8xx_CLK_2 (1U << 1) |
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40 | #define M8xx_CLK_3 (1U << 2) |
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41 | #define M8xx_CLK_4 (1U << 3) |
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42 | #define M8xx_CLK_5 (1U << 4) |
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43 | #define M8xx_CLK_6 (1U << 5) |
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44 | #define M8xx_CLK_7 (1U << 6) |
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45 | #define M8xx_CLK_8 (1U << 7) |
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46 | #define M8xx_CLK_9 (1U << 8) |
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47 | #define M8xx_CLK_10 (1U << 9) |
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48 | #define M8xx_CLK_11 (1U << 10) |
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49 | #define M8xx_CLK_12 (1U << 11) |
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50 | #define M8xx_CLK_13 (1U << 12) |
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51 | #define M8xx_CLK_14 (1U << 13) |
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52 | #define M8xx_CLK_15 (1U << 14) |
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53 | #define M8xx_CLK_16 (1U << 15) |
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54 | #define M8xx_CLK_17 (1U << 16) |
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55 | #define M8xx_CLK_18 (1U << 17) |
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56 | #define M8xx_CLK_19 (1U << 18) |
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57 | #define M8xx_CLK_20 (1U << 19) |
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58 | |
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59 | #define M8260_BRG1_CLKS (M8xx_CLK_3 | M8xx_CLK_5 ) |
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60 | #define M8260_BRG2_CLKS (M8xx_CLK_3 | M8xx_CLK_5 ) |
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61 | #define M8260_BRG3_CLKS (M8xx_CLK_9 | M8xx_CLK_15 ) |
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62 | #define M8260_BRG4_CLKS (M8xx_CLK_9 | M8xx_CLK_15 ) |
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63 | #define M8260_BRG5_CLKS (M8xx_CLK_3 | M8xx_CLK_5 ) |
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64 | #define M8260_BRG6_CLKS (M8xx_CLK_3 | M8xx_CLK_5 ) |
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65 | #define M8260_BRG7_CLKS (M8xx_CLK_9 | M8xx_CLK_15 ) |
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66 | #define M8260_BRG8_CLKS (M8xx_CLK_9 | M8xx_CLK_15 ) |
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67 | |
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68 | #define M8260_SCC1_CLKS (M8xx_CLK_3 | M8xx_CLK_4 | M8xx_CLK_11 | M8xx_CLK_12) |
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69 | #define M8260_SCC2_CLKS (M8xx_CLK_3 | M8xx_CLK_4 | M8xx_CLK_11 | M8xx_CLK_12) |
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70 | #define M8260_SCC3_CLKS (M8xx_CLK_5 | M8xx_CLK_6 | M8xx_CLK_7 | M8xx_CLK_8 ) |
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71 | #define M8260_SCC4_CLKS (M8xx_CLK_5 | M8xx_CLK_6 | M8xx_CLK_7 | M8xx_CLK_8 ) |
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72 | |
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73 | #define M8260_FCC1_CLKS (M8xx_CLK_9 | M8xx_CLK_10 | M8xx_CLK_11 | M8xx_CLK_12) |
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74 | #define M8260_FCC2_CLKS (M8xx_CLK_13 | M8xx_CLK_14 | M8xx_CLK_15 | M8xx_CLK_16) |
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75 | #define M8260_FCC3_CLKS (M8xx_CLK_13 | M8xx_CLK_14 | M8xx_CLK_15 | M8xx_CLK_16) |
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76 | |
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77 | #define M8260_TDM_RXA1 (M8xx_CLK_1 | M8xx_CLK_19 ) |
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78 | #define M8260_TDM_RXB1 (M8xx_CLK_3 | M8xx_CLK_9 ) |
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79 | #define M8260_TDM_RXC1 (M8xx_CLK_5 | M8xx_CLK_13 ) |
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80 | #define M8260_TDM_RXD1 (M8xx_CLK_7 | M8xx_CLK_15 ) |
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81 | #define M8260_TDM_TXA1 (M8xx_CLK_2 | M8xx_CLK_20 ) |
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82 | #define M8260_TDM_TXB1 (M8xx_CLK_4 | M8xx_CLK_10 ) |
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83 | #define M8260_TDM_TXC1 (M8xx_CLK_6 | M8xx_CLK_14 ) |
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84 | #define M8260_TDM_TXD1 (M8xx_CLK_8 | M8xx_CLK_16 ) |
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85 | |
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86 | #define M8260_TDM_RXA2 (M8xx_CLK_13 | M8xx_CLK_5 ) |
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87 | #define M8260_TDM_RXB2 (M8xx_CLK_15 | M8xx_CLK_17 ) |
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88 | #define M8260_TDM_RXC2 (M8xx_CLK_3 | M8xx_CLK_17 ) |
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89 | #define M8260_TDM_RXD2 (M8xx_CLK_1 | M8xx_CLK_19 ) |
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90 | #define M8260_TDM_TXA2 (M8xx_CLK_14 | M8xx_CLK_6 ) |
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91 | #define M8260_TDM_TXB2 (M8xx_CLK_16 | M8xx_CLK_18 ) |
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92 | #define M8260_TDM_TXC2 (M8xx_CLK_4 | M8xx_CLK_18 ) |
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93 | #define M8260_TDM_TXD2 (M8xx_CLK_2 | M8xx_CLK_20 ) |
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94 | |
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95 | |
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96 | |
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97 | /* Functions */ |
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98 | |
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99 | void m8xx_cp_execute_cmd( uint32_t command ); |
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100 | void *m8xx_dpram_allocate( unsigned int byte_count ); |
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101 | |
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102 | #define m8xx_bd_allocate(count) \ |
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103 | m8xx_dpram_allocate( (count) * sizeof(m8260BufferDescriptor_t) ) |
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104 | #define m8xx_RISC_timer_table_allocate(count) \ |
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105 | m8xx_dpram_allocate( (count) * 4 ) |
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106 | |
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107 | |
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108 | |
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109 | int m8xx_get_brg_cd (int baud); |
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110 | int m8xx_get_brg(unsigned brgmask, int baud); |
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111 | void m8xx_free_brg(int brg_num); |
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112 | |
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113 | |
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114 | int m8xx_get_clk( unsigned clkmask ); |
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115 | void m8xx_free_clk( int clk_num ); |
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116 | |
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117 | |
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118 | #ifdef __cplusplus |
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119 | } |
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120 | #endif |
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121 | |
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122 | #endif |
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123 | /* end of include file */ |
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