1 | /** |
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2 | * @file |
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3 | * |
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4 | * @ingroup powerpc_vmeconfig |
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5 | * |
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6 | * @brief mvme3100 BSP specific address space configuration parameters |
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7 | */ |
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8 | |
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9 | #ifndef RTEMS_BSP_VME_CONFIG_H |
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10 | #define RTEMS_BSP_VME_CONFIG_H |
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11 | |
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12 | /* |
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13 | * Authorship |
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14 | * ---------- |
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15 | * This software was created by |
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16 | * Till Straumann <strauman@slac.stanford.edu>, 2002..2007, |
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17 | * Stanford Linear Accelerator Center, Stanford University. |
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18 | * |
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19 | * Acknowledgement of sponsorship |
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20 | * ------------------------------ |
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21 | * This software was produced by |
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22 | * the Stanford Linear Accelerator Center, Stanford University, |
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23 | * under Contract DE-AC03-76SFO0515 with the Department of Energy. |
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24 | * |
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25 | * Government disclaimer of liability |
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26 | * ---------------------------------- |
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27 | * Neither the United States nor the United States Department of Energy, |
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28 | * nor any of their employees, makes any warranty, express or implied, or |
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29 | * assumes any legal liability or responsibility for the accuracy, |
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30 | * completeness, or usefulness of any data, apparatus, product, or process |
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31 | * disclosed, or represents that its use would not infringe privately owned |
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32 | * rights. |
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33 | * |
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34 | * Stanford disclaimer of liability |
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35 | * -------------------------------- |
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36 | * Stanford University makes no representations or warranties, express or |
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37 | * implied, nor assumes any liability for the use of this software. |
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38 | * |
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39 | * Stanford disclaimer of copyright |
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40 | * -------------------------------- |
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41 | * Stanford University, owner of the copyright, hereby disclaims its |
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42 | * copyright and all other rights in this software. Hence, anyone may |
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43 | * freely use it for any purpose without restriction. |
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44 | * |
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45 | * Maintenance of notices |
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46 | * ---------------------- |
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47 | * In the interest of clarity regarding the origin and status of this |
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48 | * SLAC software, this and all the preceding Stanford University notices |
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49 | * are to remain affixed to any copy or derivative of this software made |
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50 | * or distributed by the recipient and are to be affixed to any copy of |
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51 | * software made or distributed by the recipient that contains a copy or |
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52 | * derivative of this software. |
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53 | * |
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54 | * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03 |
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55 | */ |
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56 | |
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57 | /* |
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58 | * NOTE: the BSP (startup/bspstart.c) uses |
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59 | * hardcoded window lengths that match this |
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60 | * layout: |
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61 | */ |
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62 | |
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63 | #define _VME_A32_WIN0_ON_PCI 0xc0000000 |
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64 | #define _VME_CSR_ON_PCI 0xce000000 |
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65 | #define _VME_A24_ON_PCI 0xcf000000 |
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66 | #define _VME_A16_ON_PCI 0xcfff0000 |
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67 | |
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68 | /* start of the A32 window on the VME bus |
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69 | * TODO: this should perhaps be a run-time configuration option |
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70 | */ |
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71 | #define _VME_A32_WIN0_ON_VME 0x20000000 |
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72 | |
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73 | /* if _VME_DRAM_OFFSET is defined, the BSP |
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74 | * will map the board RAM onto the VME bus, starting |
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75 | * at _VME_DRAM_OFFSET |
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76 | */ |
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77 | #define _VME_DRAM_OFFSET 0xc0000000 |
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78 | |
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79 | /* If your BSP requires a non-standard way to configure |
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80 | * the VME interrupt manager then define the symbol |
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81 | * |
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82 | * BSP_VME_INSTALL_IRQ_MGR |
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83 | * |
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84 | * to a proper instruction sequence that installs the |
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85 | * universe interrupt manager. This requires knowledge |
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86 | * of the wiring between the universe and the PIC (main |
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87 | * interrupt controller), i.e., which IRQ 'pins' of the |
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88 | * universe are wired to which 'lines'/inputs at the PIC. |
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89 | * (consult vmeUniverse.h for more information). |
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90 | * |
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91 | * When installing the universe IRQ manager it is also |
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92 | * possible to specify whether it should try to share |
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93 | * PIC interrupts with other sources. This might not |
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94 | * be supported by all BSPs (but the unverse driver |
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95 | * recognizes that). |
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96 | * |
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97 | * If BSP_VME_INSTALL_IRQ_MGR is undefined then |
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98 | * the default algorithm is used (vme_universe.c): |
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99 | * |
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100 | * This default setup uses only a single wire. It reads |
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101 | * the PIC 'line' from PCI configuration space and assumes |
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102 | * this to be wired to the first (LIRQ0) IRQ input at the |
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103 | * universe. The default setup tries to use interrupt |
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104 | * sharing. |
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105 | */ |
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106 | |
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107 | extern int BSP_VMEInit(void); |
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108 | extern int BSP_VMEIrqMgrInstall(void); |
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109 | |
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110 | /** |
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111 | * @defgroup powerpc_vme BSP_VME_INSTALL_IRQ_MGR Support |
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112 | * |
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113 | * @ingroup powerpc_mvme3100 |
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114 | * |
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115 | * @brief BSP_VME_INSTALL_IRQ_MGR Support Package |
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116 | */ |
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117 | #define BSP_VME_INSTALL_IRQ_MGR(err) \ |
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118 | do { \ |
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119 | err = vmeTsi148InstallIrqMgrAlt(\ |
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120 | VMETSI148_IRQ_MGR_FLAG_SHARED, /* use shared IRQs */ \ |
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121 | 0, BSP_VME0_IRQ, \ |
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122 | 1, BSP_VME1_IRQ, \ |
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123 | 2, BSP_VME2_IRQ, \ |
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124 | 3, BSP_VME3_IRQ, \ |
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125 | -1 /* terminate list */ \ |
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126 | ); \ |
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127 | } while (0) |
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128 | |
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129 | /* This BSP uses the Tsi148 Driver */ |
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130 | #define _VME_DRIVER_TSI148 |
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131 | |
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132 | #endif |
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