1 | # |
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2 | # Config file for a Radstone Technology Plc. PowerPC 60x based VME board |
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3 | # |
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4 | # $Id: ppcn_60x.cfg |
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5 | # |
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6 | |
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7 | include $(RTEMS_ROOT)/make/custom/default.cfg |
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8 | |
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9 | RTEMS_CPU=powerpc |
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10 | RTEMS_CPU_MODEL=mpc750 |
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11 | RTEMS_PPC_EXCEPTION_PROCESSING_MODEL=new |
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12 | |
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13 | # This is the actual bsp directory used during the build process. |
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14 | RTEMS_BSP_FAMILY=mcp750 |
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15 | |
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16 | # This section makes the target dependent options file. |
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17 | |
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18 | # NDEBUG (C library) |
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19 | # if defined asserts do not generate code. This is commonly used |
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20 | # as a command line option. |
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21 | # |
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22 | # RTEMS_TEST_NO_PAUSE (RTEMS tests) |
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23 | # do not pause between screens of output in the rtems tests |
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24 | # |
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25 | # RTEMS_DEBUG (RTEMS) |
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26 | # If defined, debug checks in RTEMS and support library code are enabled. |
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27 | # |
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28 | # PPCN_60X_USE_DINK (ppcn_60x_bsp) |
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29 | # PPCN_60X_USE_NONE (ppcn_60x_bsp) |
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30 | # The Score603e board can be configured with 3 ROM monitors. Only two |
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31 | # are appropriate for use with RTEMS. Set exactly one of these to "1" |
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32 | # to indicate which ROM monitor is on the board you are using. |
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33 | # |
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34 | # PPC_VECTOR_FILE_BASE (ppc) |
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35 | # This defines the base address of the exception table. |
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36 | # NOTE: Vectors are actually at 0xFFF00000 but file starts at offset 0x0100 |
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37 | # |
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38 | # PPC_ABI (ppc) |
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39 | # This defines the calling convention (Application Binary Interface) |
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40 | # used in this configuration. EABI is the only one supported. |
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41 | # |
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42 | # PPC_ASM (ppc) |
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43 | # This defines the assembly language format used in this configuration. |
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44 | # ELF is the only one supported. |
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45 | # |
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46 | # PPC_USE_SPRG (RTEMS PowerPC port) |
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47 | # If defined, then the PowerPC specific code in RTEMS will use some |
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48 | # of the special purpose registers to slightly optimize interrupt |
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49 | # response time. The use of these registers can conflict with |
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50 | # other tools like debuggers. |
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51 | # |
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52 | # PPC_USE_DATA_CACHE (RTEMS PowerPC port) |
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53 | # If defined, then the PowerPC specific code in RTEMS will use |
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54 | # data cache instructions to optimize the context switch code. |
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55 | # This code can conflict with debuggers or emulators. |
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56 | # |
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57 | |
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58 | define make-target-options |
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59 | @echo "/* #define NDEBUG 1 */ " >>$@ |
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60 | @echo "#define RTEMS_TEST_NO_PAUSE 1" >>$@ |
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61 | @echo "/* #define RTEMS_DEBUG 1 */" >>$@ |
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62 | @echo "#define PPCN_60X_USE_DINK 0" >>$@ |
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63 | @echo "#define PPCN_60X_USE_NONE 1" >>$@ |
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64 | @echo "#define PPC_USE_DATA_CACHE 1" >>$@ |
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65 | @echo "#define PPC_VECTOR_FILE_BASE 0x0100" >>$@ |
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66 | @echo "#define PPC_ABI PPC_ABI_EABI" >>$@ |
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67 | @echo "#define PPC_ASM PPC_ASM_ELF" >>$@ |
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68 | @echo "#define PPC_USE_SPRG 1" >>$@ |
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69 | endef |
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70 | |
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71 | # This contains the compiler options necessary to select the CPU model |
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72 | # and (hopefully) optimize for it. |
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73 | # |
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74 | # NOTE : cheking egcc 1.1.1 source code shows that the last know processor |
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75 | # is the 604 model and that this is the default generation option. |
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76 | # |
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77 | # CPU_CFLAGS = -mcpu=750 |
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78 | |
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79 | # optimize flag: typically -0, could use -O4 or -fast |
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80 | # -O4 is ok for RTEMS |
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81 | # NOTE2: some level of -O may be actually required by inline assembler (at least |
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82 | # -O2 so far. |
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83 | # NOTE2 Apparently nobody really knows the status or r2 and r13. |
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84 | # As far as I know, small data are pointer impose a very specific compliation |
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85 | # model => not used. |
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86 | # Currently the sdata2 and sbss2 sections are empty => r2 is not used... |
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87 | CFLAGS_OPTIMIZE_V=-O4 -mmultiple -mstring -mstrict-align -mcpu=750 |
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88 | #CFLAGS_OPTIMIZE_V=-O4 -fno-keep-inline-functions -fvolatile-global -fvolatile -mstrict-align -mcpu=750 |
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89 | |
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90 | # The following is a ld command file which works without using the |
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91 | # -specs system in gcc 2.8. IT HAS NEVER BEEN TESTED WITH THIS BSP!!! |
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92 | # $(LD) $(XLDFLAGS) -T $(LINKCMDS) \ |
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93 | # -o $@ -u atexit -u __vectors -u download_entry $(LINK_FILES) |
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94 | # $(LD) $(XLDFLAGS) -Ttext 0x20000 \ |
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95 | # -o $@ -u atexit -u __vectors -u download_entry $(LINK_FILES) |
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96 | |
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97 | # $(CC) -mmvme -mrtems -nostartfiles -mcpu=603 \ |
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98 | # -o $(basename $@).exe -L $(PROJECT_RELEASE)/lib \ |
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99 | # $(START_FILE) $(LINK_OBJS) \ |
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100 | # $(LD_LIBS) \ |
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101 | # -Wl,-\( -Wl,-lc -Wl,-lrtemsall -Wl,-lgcc -Wl,-\) |
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102 | define make-exe |
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103 | $(CC) $(CPPFLAGS) $(CFLAGS) -o $@ $(LINK_OBJS) $(LINK_LIBS) |
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104 | $(NM) -g -n $@ > $(basename $@).num |
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105 | $(SIZE) $@ |
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106 | $(CP) $@ $(PROJECT_ROOT)/powerpc-rtems/c/mcp750/lib/libbsp/powerpc/mcp750/bootloader/$(ARCH); \ |
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107 | cd $(PROJECT_ROOT)/powerpc-rtems/c/mcp750/lib/libbsp/powerpc/mcp750/bootloader; \ |
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108 | $(MAKE) bootloader BINARY_LOADED=$(basename $@).exe; \ |
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109 | COMPLETE_FILE_NAME=$(basename $@).exe ;\ |
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110 | echo $${COMPLETE_FILE_NAME} ;\ |
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111 | FILE_NAME=`basename $${COMPLETE_FILE_NAME}` ;\ |
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112 | echo $${FILE_NAME} ;\ |
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113 | mkdir -p $(PROJECT_ROOT)/$(RTEMS_BSP)/bin ;\ |
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114 | $(CP) bootloader $(PROJECT_ROOT)/$(RTEMS_BSP)/bin/$${FILE_NAME} |
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115 | endef |
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116 | |
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117 | # Miscellaneous additions go here |
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118 | |
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119 | # Let the HWAPI know which set of drivers to build |
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120 | DRIVER_ARCHITECTURE=compactpci |
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