1 | /** |
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2 | * @file |
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3 | * |
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4 | * @ingroup i386_pc386 |
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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 | | bsp.h v1.1 - PC386 BSP - 1997/08/07 |
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11 | +--------------------------------------------------------------------------+ |
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12 | | This include file contains definitions related to the PC386 BSP. |
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13 | +--------------------------------------------------------------------------+ |
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14 | | (C) Copyright 1997 - |
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15 | | - NavIST Group - Real-Time Distributed Systems and Industrial Automation |
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16 | | |
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17 | | http://pandora.ist.utl.pt |
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18 | | |
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19 | | Instituto Superior Tecnico * Lisboa * PORTUGAL |
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20 | +--------------------------------------------------------------------------+ |
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21 | | Modified by Eric Valette the 20/05/98 in order to add definitions used |
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22 | | to enhance video putchar capabilities. |
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23 | | |
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24 | | Copyright (C) 1998 valette@crf.canon.fr |
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25 | | |
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26 | | Canon Centre Recherche France. |
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27 | | |
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28 | +--------------------------------------------------------------------------+ |
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29 | | Disclaimer: |
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30 | | |
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31 | | This file is provided "AS IS" without warranty of any kind, either |
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32 | | expressed or implied. |
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33 | +--------------------------------------------------------------------------+ |
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34 | | This code is based on: |
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35 | | bsp.h,v 1.5 1995/12/19 20:07:30 joel Exp - go32 BSP |
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36 | | With the following copyright notice: |
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37 | | ************************************************************************** |
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38 | | * COPYRIGHT (c) 1989-1999. |
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39 | | * On-Line Applications Research Corporation (OAR). |
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40 | | * |
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41 | | * The license and distribution terms for this file may be |
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42 | | * found in the file LICENSE in this distribution or at |
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43 | | * http://www.rtems.org/license/LICENSE. |
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44 | | ************************************************************************** |
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45 | +--------------------------------------------------------------------------*/ |
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46 | |
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47 | #ifndef LIBBSP_I386_PC386_BSP_H |
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48 | #define LIBBSP_I386_PC386_BSP_H |
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49 | |
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50 | #ifndef ASM |
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51 | |
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52 | #include <bspopts.h> |
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53 | #include <bsp/default-initial-extension.h> |
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54 | #include <bsp/tblsizes.h> |
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55 | |
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56 | #include <rtems.h> |
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57 | #include <rtems/iosupp.h> |
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58 | #include <rtems/console.h> |
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59 | #include <rtems/clockdrv.h> |
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60 | #include <libcpu/cpu.h> |
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61 | #include <rtems/bspIo.h> |
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62 | |
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63 | #ifdef __cplusplus |
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64 | extern "C" { |
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65 | #endif |
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66 | |
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67 | /** |
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68 | * @degroup pc386_i386 PC386 Support |
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69 | * |
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70 | * @ingroup bsp_i386 |
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71 | * |
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72 | * @brief PC386 support. |
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73 | */ |
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74 | |
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75 | #define BSP_HAS_FRAME_BUFFER 1 |
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76 | |
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77 | /* |
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78 | * Network driver configuration |
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79 | */ |
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80 | struct rtems_bsdnet_ifconfig; |
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81 | |
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82 | /* app. may provide a routine (called _very_ early) to tell us |
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83 | * which ports to use for printk / console. BSP provides a default |
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84 | * implementation (weak alias) which does nothing (use BSP default |
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85 | * ports). |
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86 | */ |
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87 | extern void |
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88 | BSP_runtime_console_select(int *pPrintkPort, int *pConsolePort); |
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89 | |
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90 | extern int rtems_ne_driver_attach(struct rtems_bsdnet_ifconfig *, int); |
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91 | #define BSP_NE2000_NETWORK_DRIVER_NAME "ne1" |
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92 | #define BSP_NE2000_NETWORK_DRIVER_ATTACH rtems_ne_driver_attach |
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93 | |
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94 | extern int rtems_wd_driver_attach(struct rtems_bsdnet_ifconfig *, int); |
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95 | #define BSP_WD8003_NETWORK_DRIVER_NAME "wd1" |
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96 | #define BSP_WD8003_NETWORK_DRIVER_ATTACH rtems_wd_driver_attach |
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97 | |
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98 | extern int rtems_dec21140_driver_attach(struct rtems_bsdnet_ifconfig *, int); |
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99 | #define BSP_DEC21140_NETWORK_DRIVER_NAME "dc1" |
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100 | #define BSP_DEC21140_NETWORK_DRIVER_ATTACH rtems_dec21140_driver_attach |
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101 | |
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102 | extern int rtems_3c509_driver_attach(struct rtems_bsdnet_ifconfig *config); |
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103 | #define BSP_3C509_NETWORK_DRIVER_NAME "3c1" |
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104 | #define BSP_3C509_NETWORK_DRIVER_ATTACH rtems_3c509_driver_attach |
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105 | |
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106 | #ifndef RTEMS_BSP_NETWORK_DRIVER_NAME |
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107 | #define RTEMS_BSP_NETWORK_DRIVER_NAME BSP_DEC21140_NETWORK_DRIVER_NAME |
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108 | #endif |
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109 | |
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110 | #ifndef RTEMS_BSP_NETWORK_DRIVER_ATTACH |
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111 | #define RTEMS_BSP_NETWORK_DRIVER_ATTACH BSP_DEC21140_NETWORK_DRIVER_ATTACH |
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112 | #endif |
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113 | |
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114 | /*-------------------------------------------------------------------------+ |
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115 | | Constants |
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116 | +--------------------------------------------------------------------------*/ |
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117 | |
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118 | /*-------------------------------------------------------------------------+ |
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119 | | Constants relating to the 8254 (or 8253) programmable interval timers. |
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120 | +--------------------------------------------------------------------------*/ |
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121 | #define IO_TIMER1 0x40 |
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122 | /* Port address of the control port and timer channels */ |
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123 | #define TIMER_CNTR0 (IO_TIMER1 + 0) /* timer 0 counter port */ |
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124 | #define TIMER_CNTR1 (IO_TIMER1 + 1) /* timer 1 counter port */ |
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125 | #define TIMER_CNTR2 (IO_TIMER1 + 2) /* timer 2 counter port */ |
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126 | #define TIMER_MODE (IO_TIMER1 + 3) /* timer mode port */ |
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127 | #define TIMER_SEL0 0x00 /* select counter 0 */ |
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128 | #define TIMER_SEL1 0x40 /* select counter 1 */ |
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129 | #define TIMER_SEL2 0x80 /* select counter 2 */ |
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130 | #define TIMER_INTTC 0x00 /* mode 0, intr on terminal cnt */ |
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131 | #define TIMER_ONESHOT 0x02 /* mode 1, one shot */ |
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132 | #define TIMER_RATEGEN 0x04 /* mode 2, rate generator */ |
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133 | #define TIMER_SQWAVE 0x06 /* mode 3, square wave */ |
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134 | #define TIMER_SWSTROBE 0x08 /* mode 4, s/w triggered strobe */ |
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135 | #define TIMER_HWSTROBE 0x0a /* mode 5, h/w triggered strobe */ |
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136 | #define TIMER_LATCH 0x00 /* latch counter for reading */ |
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137 | #define TIMER_LSB 0x10 /* r/w counter LSB */ |
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138 | #define TIMER_MSB 0x20 /* r/w counter MSB */ |
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139 | #define TIMER_16BIT 0x30 /* r/w counter 16 bits, LSB first */ |
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140 | #define TIMER_BCD 0x01 /* count in BCD */ |
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141 | #define TIMER_RD_BACK 0xc0 /* Read Back Command */ |
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142 | /* READ BACK command layout in the Command Register */ |
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143 | #define RB_NOT_COUNT 0x40 /* Don't select counter latch */ |
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144 | #define RB_NOT_STATUS 0x20 /* Don't select status latch */ |
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145 | #define RB_COUNT_0 0x02 /* Counter 0 latch */ |
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146 | #define RB_COUNT_1 0x04 /* Counter 1 latch */ |
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147 | #define RB_COUNT_2 0x08 /* Counter 2 latch */ |
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148 | #define RB_OUTPUT 0x80 /* Output of the counter is 1 */ |
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149 | |
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150 | #define TIMER_TICK 1193182 /* The internal tick rate in ticks per second */ |
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151 | |
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152 | /*-------------------------------------------------------------------------+ |
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153 | | Console Defines |
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154 | | WARNING: These Values MUST match the order in |
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155 | | Console_Configuration_Ports |
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156 | +--------------------------------------------------------------------------*/ |
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157 | #define BSP_CONSOLE_VGA 0 |
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158 | #define BSP_CONSOLE_COM1 1 |
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159 | #define BSP_CONSOLE_COM2 2 |
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160 | |
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161 | /*-------------------------------------------------------------------------+ |
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162 | | Convert microseconds to ticks and ticks to microseconds. |
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163 | +--------------------------------------------------------------------------*/ |
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164 | #define US_TO_TICK(us) (((us)*105+44)/88) |
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165 | #define TICK_TO_US(tk) (((tk)*88+52)/105) |
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166 | |
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167 | /*-------------------------------------------------------------------------+ |
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168 | | External Variables. |
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169 | +--------------------------------------------------------------------------*/ |
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170 | extern interrupt_gate_descriptor Interrupt_descriptor_table[IDT_SIZE]; |
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171 | extern segment_descriptors _Global_descriptor_table [GDT_SIZE]; |
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172 | |
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173 | /*-------------------------------------------------------------------------+ |
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174 | | Function Prototypes. |
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175 | +--------------------------------------------------------------------------*/ |
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176 | void _IBMPC_initVideo(void); /* from 'outch.c' */ |
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177 | void _IBMPC_outch (char); /* from 'outch.c' */ |
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178 | char _IBMPC_inch (void); /* from 'inch.c' */ |
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179 | char _IBMPC_inch_sleep (void); /* from 'inch.c' */ |
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180 | int BSP_wait_polled_input(void); /* from 'inch.c' */ |
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181 | int rtems_kbpoll( void ); /* from 'inch.c' */ |
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182 | int getch( void ); /* from 'inch.c' */ |
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183 | void add_to_queue( unsigned short b ); /* from 'inch.c' */ |
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184 | |
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185 | void Wait_X_ms(unsigned int timeToWait); /* from 'timer.c' */ |
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186 | void Calibrate_loop_1ms(void); /* from 'timer.c' */ |
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187 | |
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188 | void rtems_irq_mngt_init(void); /* from 'irq_init.c' */ |
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189 | |
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190 | #if (BSP_IS_EDISON == 0) |
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191 | void Clock_driver_install_handler(void); /* from 'ckinit.c' */ |
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192 | void Clock_driver_support_initialize_hardware(void); /* from 'ckinit.c' */ |
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193 | #else |
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194 | /** |
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195 | * @defgroup edison_bsp Clock Tick Support |
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196 | * |
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197 | * @ingroup i386_pc386 |
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198 | * |
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199 | * @brief Clock Tick Support Package |
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200 | */ |
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201 | void *clock_driver_sim_idle_body(uintptr_t); |
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202 | #define BSP_IDLE_TASK_BODY clock_driver_sim_idle_body |
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203 | /* |
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204 | * hack to kill some time. Hopefully hitting a hardware register is slower |
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205 | * than an empty loop. |
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206 | */ |
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207 | #define BSP_CLOCK_DRIVER_DELAY() \ |
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208 | do { \ |
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209 | uint64_t _i = 2500000; \ |
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210 | while (_i) { \ |
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211 | _i--; \ |
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212 | } \ |
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213 | } while ( 0 ) |
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214 | #endif /* edison */ |
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215 | |
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216 | void *bsp_idle_thread( uintptr_t ignored ); |
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217 | #define BSP_IDLE_TASK_BODY bsp_idle_thread |
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218 | |
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219 | void kbd_reset_setup(char *str, int *ints); /* from 'pc_keyb.c' */ |
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220 | size_t read_aux(char * buffer, size_t count); /* from 'ps2_mouse.c' */ |
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221 | |
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222 | bool bsp_get_serial_mouse_device( /* from 'serial_mouse.c' */ |
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223 | const char **name, |
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224 | const char **type |
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225 | ); |
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226 | |
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227 | void register_leds( /* from 'keyboard.c' */ |
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228 | int console, |
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229 | unsigned int led, |
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230 | unsigned int *addr, |
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231 | unsigned int mask |
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232 | ); |
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233 | |
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234 | /* Definitions for BSPConsolePort */ |
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235 | #define BSP_CONSOLE_PORT_CONSOLE (-1) |
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236 | #define BSP_CONSOLE_PORT_COM1 (BSP_UART_COM1) |
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237 | #define BSP_CONSOLE_PORT_COM2 (BSP_UART_COM2) |
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238 | |
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239 | /* |
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240 | * Command line. |
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241 | */ |
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242 | const char* bsp_cmdline(void); |
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243 | const char* bsp_cmdline_arg(const char* arg); |
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244 | |
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245 | #if BSP_ENABLE_IDE |
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246 | /* |
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247 | * IDE command line parsing. |
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248 | */ |
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249 | void bsp_ide_cmdline_init(void); |
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250 | |
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251 | /* |
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252 | * indicate, that BSP has IDE driver |
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253 | */ |
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254 | #define RTEMS_BSP_HAS_IDE_DRIVER |
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255 | #endif |
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256 | |
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257 | /* GDB stub stuff */ |
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258 | void init_remote_gdb( void ); |
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259 | void i386_stub_glue_init(int uart); |
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260 | void i386_stub_glue_init_breakin(void); |
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261 | void breakpoint(void); |
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262 | |
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263 | #define BSP_MAXIMUM_DEVICES 6 |
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264 | |
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265 | /* |
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266 | * Debug helper methods |
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267 | */ |
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268 | typedef __FILE FILE; |
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269 | uint32_t BSP_irq_count_dump(FILE *f); |
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270 | |
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271 | /* |
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272 | * Prototypes just called from .S files. This lets the .S file include |
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273 | * bsp.h just to establish the dependency. |
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274 | */ |
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275 | void raw_idt_notify(void); |
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276 | void C_dispatch_isr(int vector); |
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277 | |
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278 | #ifdef __cplusplus |
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279 | } |
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280 | #endif |
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281 | |
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282 | #endif /* !ASM */ |
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283 | |
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284 | #endif /* _BSP_H */ |
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