1 | #!/usr/bin/env python |
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2 | |
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3 | from mapping import * |
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4 | |
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5 | ###################################################################################### |
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6 | # file : shell.py |
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7 | # date : july 2015 |
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8 | # author : Alain Greiner |
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9 | ####################################################################################### |
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10 | # This file describes the mapping of the single thread "shell" application |
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11 | # on processor[0][0][0] of a multi-clusters, multi-processors architecture. |
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12 | #################################################################################### |
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13 | |
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14 | ###################### |
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15 | def extend( mapping ): |
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16 | |
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17 | nprocs = mapping.nprocs |
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18 | x_width = mapping.x_width |
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19 | y_width = mapping.y_width |
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20 | |
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21 | # define vsegs base & size |
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22 | code_base = 0x10000000 |
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23 | code_size = 0x00010000 # 64 Kbytes |
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24 | |
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25 | data_base = 0x20000000 |
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26 | data_size = 0x00080000 # 512 Kbytes |
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27 | |
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28 | stack_base = 0x40000000 |
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29 | stack_size = 0x00200000 # 2 Mbytes |
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30 | |
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31 | heap_base = 0x60000000 |
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32 | heap_size = 0x00001000 # 4 Kbytes |
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33 | |
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34 | # create vspace |
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35 | vspace = mapping.addVspace( name = 'shell', startname = 'shell_data' , active = True ) |
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36 | |
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37 | # data vseg |
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38 | mapping.addVseg( vspace, 'shell_data', data_base , data_size, |
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39 | 'C_WU', vtype = 'ELF', x = 0, y = 0, pseg = 'RAM', |
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40 | binpath = 'bin/shell/appli.elf', |
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41 | local = False ) |
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42 | |
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43 | # code vseg |
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44 | mapping.addVseg( vspace, 'shell_code', code_base , code_size, |
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45 | 'CXWU', vtype = 'ELF', x = 0, y = 0, pseg = 'RAM', |
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46 | binpath = 'bin/shell/appli.elf', |
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47 | local = False ) |
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48 | |
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49 | # stack vseg |
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50 | mapping.addVseg( vspace, 'shell_stack', stack_base, stack_size, |
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51 | 'C_WU', vtype = 'BUFFER', x = 0 , y = 0 , pseg = 'RAM', |
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52 | local = False, big = True ) |
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53 | |
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54 | # heap vseg (unused) |
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55 | mapping.addVseg( vspace, 'shell_heap', heap_base, heap_size, |
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56 | 'C_WU', vtype = 'BUFFER', x = 0 , y = 0 , pseg = 'RAM', |
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57 | local = False ) |
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58 | |
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59 | # task |
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60 | mapping.addThread( vspace, 'shell', True, 0, 0, 0, 'shell_stack', 'shell_heap', 0 ) |
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61 | |
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62 | # extend mapping name |
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63 | mapping.name += '_shell' |
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64 | |
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65 | return vspace # useful for test |
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66 | |
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67 | ################################ test ###################################################### |
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68 | |
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69 | if __name__ == '__main__': |
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70 | |
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71 | vspace = extend( Mapping( 'test', 2, 2, 4 ) ) |
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72 | print vspace.xml() |
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73 | |
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74 | |
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75 | # Local Variables: |
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76 | # tab-width: 4; |
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77 | # c-basic-offset: 4; |
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78 | # c-file-offsets:((innamespace . 0)(inline-open . 0)); |
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79 | # indent-tabs-mode: nil; |
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80 | # End: |
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81 | # |
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82 | # vim: filetype=python:expandtab:shiftwidth=4:tabstop=4:softtabstop=4 |
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83 | |
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