1 | /* bsp.h |
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2 | * |
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3 | * This include file contains all board IO definitions for bf537Stamp. |
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4 | * |
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5 | * Copyright (c) 2006 by Atos Automacao Industrial Ltda. |
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6 | * written by Alain Schaefer <alain.schaefer@easc.ch> |
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7 | * and Antonio Giovanini <antonio@atos.com.br> |
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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.org/license/LICENSE. |
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12 | */ |
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13 | |
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14 | |
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15 | #ifndef LIBBSP_BFIN_BF537STAMP_BSP_H |
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16 | #define LIBBSP_BFIN_BF537STAMP_BSP_H |
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17 | |
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18 | #ifndef ASM |
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19 | |
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20 | #include <bspopts.h> |
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21 | #include <bsp/default-initial-extension.h> |
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22 | |
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23 | #include <rtems.h> |
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24 | |
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25 | #include <libcpu/bf537.h> |
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26 | #include <libcpu/memoryRegs.h> |
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27 | |
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28 | #ifdef __cplusplus |
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29 | extern "C" { |
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30 | #endif |
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31 | |
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32 | /* configure data cache to use 16K of each SRAM bank when enabled */ |
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33 | #define BSP_DATA_CACHE_CONFIG (3 << DMEM_CONTROL_DMC_SHIFT) |
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34 | |
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35 | |
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36 | /* |
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37 | * PLL and clock setup values: |
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38 | */ |
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39 | |
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40 | /* |
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41 | * PLL configuration for bf533Stamp |
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42 | * |
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43 | * XTL = 27 MHz |
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44 | * CLKIN = 13 MHz |
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45 | * VCO = 391 MHz |
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46 | * CCLK = 391 MHz |
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47 | * SCLK = 130 MHz |
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48 | */ |
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49 | |
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50 | #define PLL_CSEL 0x0000 /* CCLK = VCO */ |
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51 | #define PLL_SSEL 0x0003 /* SCLK = CCLK/3 */ |
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52 | #define PLL_MSEL 0x3A00 /* VCO = 29xCLKIN */ |
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53 | #define PLL_DF 0x0001 /* CLKIN = XTL/2 */ |
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54 | |
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55 | #define CCLK 500000000 /* CORE CLOCK */ |
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56 | #define SCLK 100000000 /* SYSTEM CLOCK */ |
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57 | |
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58 | #define CONSOLE_FORCE_BAUD 57600 |
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59 | |
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60 | /* |
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61 | * Blackfin environment memory map |
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62 | */ |
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63 | #define L1_DATA_SRAM_A 0xff800000L |
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64 | |
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65 | #define FIFOLENGTH 0x100 |
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66 | |
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67 | /* |
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68 | * Simple spin delay in microsecond units for device drivers. |
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69 | * This is very dependent on the clock speed of the target. |
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70 | */ |
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71 | |
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72 | #define rtems_bsp_delay( microseconds ) \ |
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73 | { \ |
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74 | } |
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75 | |
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76 | /* Constants */ |
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77 | |
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78 | #define RAM_START 0 |
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79 | #define RAM_END 0x4000000 |
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80 | |
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81 | /* functions */ |
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82 | |
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83 | /* |
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84 | * Helper Function to use the EzKits LEDS. |
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85 | * Can be used by the Application. |
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86 | */ |
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87 | void setLED(uint8_t value); |
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88 | |
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89 | /* |
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90 | * Helper Function to use the EzKits LEDS |
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91 | */ |
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92 | uint8_t getLEDs(void); |
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93 | void setLEDs(uint8_t value); |
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94 | uint8_t getButtons(void); |
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95 | |
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96 | rtems_isr_entry set_vector( /* returns old vector */ |
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97 | rtems_isr_entry handler, /* isr routine */ |
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98 | rtems_vector_number vector, /* vector number */ |
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99 | int type /* RTEMS or RAW intr */ |
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100 | ); |
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101 | |
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102 | /* |
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103 | * Internal BSP methods that are used across file boundaries |
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104 | */ |
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105 | void Init_RTC(void); |
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106 | |
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107 | /* |
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108 | * Network driver configuration |
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109 | */ |
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110 | struct rtems_bsdnet_ifconfig; |
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111 | extern int bf537Stamp_network_driver_attach(struct rtems_bsdnet_ifconfig *, int); |
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112 | |
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113 | #define RTEMS_BSP_NETWORK_DRIVER_NAME "eth1" |
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114 | #define RTEMS_BSP_NETWORK_DRIVER_ATTACH bf537Stamp_network_driver_attach |
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115 | |
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116 | #ifdef __cplusplus |
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117 | } |
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118 | #endif |
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119 | |
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120 | #endif /* !ASM */ |
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121 | |
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122 | #endif |
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