1 | /** |
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2 | * @file |
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3 | * |
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4 | * @ingroup RTEMSBSPsPowerPCMVME5500 |
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5 | * |
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6 | * @brief Global BSP definitions. |
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7 | */ |
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8 | |
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9 | /* |
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10 | * Copyright (C) 1999 Eric Valette. valette@crf.canon.fr |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.org/license/LICENSE. |
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15 | * |
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16 | * (C) S. Kate Feng 2003-2007 : Modified it to support the mvme5500 BSP. |
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17 | */ |
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18 | |
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19 | #ifndef LIBBSP_POWERPC_MVME5500_BSP_H |
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20 | #define LIBBSP_POWERPC_MVME5500_BSP_H |
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21 | |
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22 | /** |
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23 | * @defgroup RTEMSBSPsPowerPCMVME5500 MVME5500 |
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24 | * |
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25 | * @ingroup RTEMSBSPsPowerPC |
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26 | * |
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27 | * @brief MVME5500 Board Support Package. |
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28 | * |
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29 | * @{ |
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30 | */ |
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31 | |
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32 | #ifndef ASM |
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33 | |
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34 | #include <bspopts.h> |
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35 | #include <bsp/default-initial-extension.h> |
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36 | |
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37 | #include <rtems.h> |
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38 | #include <libcpu/io.h> |
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39 | #include <bsp/vectors.h> |
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40 | |
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41 | /* Board type */ |
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42 | typedef enum { |
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43 | undefined = 0, |
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44 | MVME5500, |
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45 | MVME6100 |
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46 | } BSP_BoardTypes; |
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47 | |
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48 | BSP_BoardTypes BSP_getBoardType(void); |
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49 | |
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50 | /* Board type */ |
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51 | typedef enum { |
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52 | Undefined, |
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53 | UNIVERSE2, |
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54 | TSI148, |
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55 | } BSP_VMEchipTypes; |
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56 | |
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57 | BSP_VMEchipTypes BSP_getVMEchipType(void); |
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58 | |
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59 | /* The version of Discovery system controller */ |
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60 | |
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61 | typedef enum { |
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62 | notdefined, |
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63 | GT64260A, |
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64 | GT64260B, |
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65 | MV64360, |
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66 | } DiscoveryChipVersion; |
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67 | |
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68 | DiscoveryChipVersion BSP_getDiscoveryChipVersion(void); |
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69 | |
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70 | #define _256M 0x10000000 |
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71 | #define _512M 0x20000000 |
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72 | |
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73 | #define GT64x60_REG_BASE 0xf1000000 /* Base of GT64260 Reg Space */ |
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74 | #define GT64x60_REG_SPACE_SIZE 0x10000 /* 64Kb Internal Reg Space */ |
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75 | |
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76 | #define GT64x60_DEV1_BASE 0xf1100000 /* Device bank1(chip select 1) base |
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77 | */ |
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78 | #define GT64260_DEV1_SIZE 0x00100000 /* Device bank size */ |
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79 | |
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80 | /* fundamental addresses for this BSP (PREPxxx are from libcpu/io.h) */ |
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81 | #define _IO_BASE GT64x60_REG_BASE |
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82 | |
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83 | #define BSP_NVRAM_BASE_ADDR 0xf1110000 |
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84 | |
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85 | #define BSP_RTC_INTA_REG 0x7ff0 |
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86 | #define BSP_RTC_SECOND 0x7ff2 |
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87 | #define BSP_RTC_MINUTE 0x7ff3 |
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88 | #define BSP_RTC_HOUR 0x7ff4 |
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89 | #define BSP_RTC_DATE 0x7ff5 |
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90 | #define BSP_RTC_INTERRUPTS 0x7ff6 |
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91 | #define BSP_RTC_WATCHDOG 0x7ff7 |
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92 | |
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93 | /* PCI0 Domain I/O space */ |
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94 | #define PCI0_IO_BASE 0xf0000000 |
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95 | #define PCI1_IO_BASE 0xf0800000 |
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96 | |
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97 | /* PCI 0 memory space as seen from the CPU */ |
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98 | #define PCI0_MEM_BASE 0x80000000 |
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99 | #define PCI_MEM_BASE 0 /* glue for vmeUniverse */ |
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100 | #define PCI_MEM_BASE_ADJUSTMENT 0 |
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101 | |
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102 | /* address of our ram on the PCI bus */ |
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103 | #define PCI_DRAM_OFFSET 0 |
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104 | |
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105 | /* PCI 1 memory space as seen from the CPU */ |
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106 | #define PCI1_MEM_BASE 0xe0000000 |
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107 | #define PCI1_MEM_SIZE 0x10000000 |
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108 | |
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109 | /* Needed for hot adding via PMCspan on the PCI0 local bus. |
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110 | * This is board dependent, only because mvme5500 |
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111 | * supports hot adding and has more than one local PCI |
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112 | * bus. |
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113 | */ |
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114 | #define BSP_MAX_PCI_BUS_ON_PCI0 8 |
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115 | #define BSP_MAX_PCI_BUS_ON_PCI1 2 |
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116 | #define BSP_MAX_PCI_BUS (BSP_MAX_PCI_BUS_ON_PCI0+BSP_MAX_PCI_BUS_ON_PCI1) |
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117 | |
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118 | |
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119 | /* The glues to Till's vmeUniverse, although the name does not |
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120 | * actually reflect the relevant architect of the MVME5500. |
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121 | */ |
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122 | #define BSP_PCI_IRQ0 BSP_GPP_IRQ_LOWEST_OFFSET |
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123 | |
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124 | /* |
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125 | * confdefs.h overrides for this BSP: |
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126 | * - Interrupt stack space is not minimum if defined. |
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127 | */ |
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128 | #define BSP_INTERRUPT_STACK_SIZE (16 * 1024) /* <skf> 2/09 wants it to be adjustable by BSP */ |
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129 | |
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130 | /* uart.c uses out_8 instead of outb */ |
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131 | #define BSP_UART_IOBASE_COM1 GT64x60_DEV1_BASE + 0x20000 |
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132 | #define BSP_UART_IOBASE_COM2 GT64x60_DEV1_BASE + 0x21000 |
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133 | |
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134 | #define BSP_CONSOLE_PORT BSP_UART_COM1 /* console */ |
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135 | #define BSP_UART_BAUD_BASE 115200 |
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136 | |
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137 | /* |
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138 | * Total memory using RESIDUAL DATA |
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139 | */ |
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140 | extern unsigned int BSP_mem_size; |
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141 | /* |
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142 | * PCI Bus Frequency |
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143 | */ |
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144 | extern unsigned int BSP_bus_frequency; |
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145 | /* |
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146 | * processor clock frequency |
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147 | */ |
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148 | extern unsigned int BSP_processor_frequency; |
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149 | /* |
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150 | * Time base divisior (how many tick for 1 second). |
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151 | */ |
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152 | extern unsigned int BSP_time_base_divisor; |
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153 | |
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154 | #define BSP_Convert_decrementer( _value ) \ |
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155 | ((unsigned long long) ((((unsigned long long)BSP_time_base_divisor) * 1000000ULL) /((unsigned long long) BSP_bus_frequency)) * ((unsigned long long) (_value))) |
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156 | |
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157 | extern void bsp_reset(void); |
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158 | /* extern int printk(const char *, ...) __attribute__((format(printf, 1, 2))); */ |
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159 | extern int BSP_disconnect_clock_handler(void); |
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160 | extern int BSP_connect_clock_handler(void); |
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161 | |
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162 | unsigned long _BSP_clear_hostbridge_errors(int enableMCP, int quiet); |
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163 | |
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164 | /* |
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165 | * Prototypes for methods called only from .S for dependency tracking |
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166 | */ |
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167 | char *save_boot_params( |
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168 | void *r3, |
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169 | void *r4, |
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170 | void *r5, |
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171 | char *cmdline_start, |
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172 | char *cmdline_end |
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173 | ); |
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174 | void zero_bss(void); |
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175 | |
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176 | /* |
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177 | * Prototypes for methods in the BSP that cross file boundaries |
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178 | */ |
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179 | uint32_t probeMemoryEnd(void); |
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180 | void pci_interface(void); |
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181 | void BSP_printPicIsrTbl(void); |
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182 | int I2Cread_eeprom( |
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183 | unsigned char I2cBusAddr, |
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184 | uint32_t devA2A1A0, |
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185 | uint32_t AddrBytes, |
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186 | unsigned char *pBuff, |
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187 | uint32_t numBytes |
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188 | ); |
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189 | |
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190 | #if 0 |
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191 | #define RTEMS_BSP_NETWORK_DRIVER_NAME "gt1" |
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192 | #define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_GT64260eth_driver_attach |
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193 | #else |
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194 | #define RTEMS_BSP_NETWORK_DRIVER_NAME "wmG1" |
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195 | #define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_i82544EI_driver_attach |
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196 | #endif |
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197 | |
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198 | struct rtems_bsdnet_ifconfig; |
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199 | |
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200 | extern int RTEMS_BSP_NETWORK_DRIVER_ATTACH(struct rtems_bsdnet_ifconfig *, int); |
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201 | |
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202 | #define gccMemBar() RTEMS_COMPILER_MEMORY_BARRIER() |
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203 | |
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204 | static inline void lwmemBar(void) |
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205 | { |
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206 | __asm__ volatile("lwsync":::"memory"); |
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207 | } |
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208 | |
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209 | static inline void io_flush(void) |
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210 | { |
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211 | __asm__ volatile("isync":::"memory"); |
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212 | } |
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213 | |
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214 | static inline void memBar(void) |
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215 | { |
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216 | __asm__ volatile("sync":::"memory"); |
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217 | } |
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218 | |
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219 | static inline void ioBar(void) |
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220 | { |
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221 | __asm__ volatile("eieio":::"memory"); |
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222 | } |
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223 | |
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224 | #endif |
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225 | |
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226 | /** @} */ |
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227 | |
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228 | #endif /* !ASM */ |
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