gpio.map

arm st912 GPIO 操作实例

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Memory Map of the image

  Image Entry point : 0x000001cc

  Load Region LR_IROM1 (Base: 0x00000000, Size: 0x0000312c, Max: 0x00040000, ABSOLUTE)

    Execution Region ER_IROM1 (Base: 0x00000000, Size: 0x000030f0, Max: 0x00040000, ABSOLUTE)

    Base Addr    Size         Type   Attr      Idx    E Section Name        Object

    0x00000000   0x000001cc   Code   RO            3    Reset               str91x.o
    0x000001cc   0x00000008   Code   RO          198  * !!!main             __main.o(c_5.l)
    0x000001d4   0x0000003c   Code   RO          288    !!!scatter          __scatter.o(c_5.l)
    0x00000210   0x00000028   Code   RO          290    !!handler_copy      __scatter_copy.o(c_5.l)
    0x00000238   0x0000002c   Code   RO          292    !!handler_zi        __scatter_zi.o(c_5.l)
    0x00000264   0x00000030   Code   RO          157    .emb_text           91x_it.o
    0x00000294   0x00000010   Code   RO          225    .emb_text           lib_init.o(c_5.l)
    0x000002a4   0x00000020   Code   RO            4    .text               str91x.o
    0x000002c4   0x000000f0   Code   RO           12    .text               91x_lib.o
    0x000003b4   0x00000828   Code   RO           55    .text               91x_gpio.o
    0x00000bdc   0x000002e0   Code   RO           72    .text               lcd.o
    0x00000ebc   0x00000974   Code   RO           85    .text               91x_vic.o
    0x00001830   0x00000cd8   Code   RO           98    .text               91x_scu.o
    0x00002508   0x00000194   Code   RO          111    .text               91x_wiu.o
    0x0000269c   0x0000049c   Code   RO          124    .text               main.o
    0x00002b38   0x00000198   Code   RO          158    .text               91x_it.o
    0x00002cd0   0x00000180   Code   RO          180    .text               aeabi_sdiv.o(c_5.l)
    0x00002e50   0x00000040   Code   RO          196    .text               stkheap2.o(c_5.l)
    0x00002e90   0x00000068   Code   RO          200    .text               kernel.o(c_5.l)
    0x00002ef8   0x00000060   Code   RO          203    .text               sys_stackheap_outer.o(c_5.l)
    0x00002f58   0x00000010   Code   RO          212    .text               rt_stackheap_storage_intlibspace.o(c_5.l)
    0x00002f68   0x00000018   Code   RO          214    .text               sys_exit.o(c_5.l)
    0x00002f80   0x0000000c   Code   RO          216    .text               libspace.o(c_5.l)
    0x00002f8c   0x0000000c   Code   RO          221    .text               exit.o(c_5.l)
    0x00002f98   0x000000c2   Code   RO          226    .text               lib_init.o(c_5.l)
    0x0000305a   0x00000002   PAD
    0x0000305c   0x0000000c   Code   RO          231    .text               boardinit2.o(c_5.l)
    0x00003068   0x00000010   Code   RO          233    .text               boardinit3.o(c_5.l)
    0x00003078   0x00000004   Code   RO          237    .text               use_no_semi.o(c_5.l)
    0x0000307c   0x00000010   Code   RO          242    .text               rt_locale_intlibspace.o(c_5.l)
    0x0000308c   0x00000002   Code   RO          252    .text               no_argv.o(c_5.l)
    0x0000308e   0x00000002   PAD
    0x00003090   0x00000010   Code   RO          263    .text               rt_fp_status_addr_intlibspace.o(c_5.l)
    0x000030a0   0x00000018   Code   RO          254    x$fpl$fpinit        fpinit.o(fz_5s.l)
    0x000030b8   0x00000016   Data   RO          125    .constdata          main.o
    0x000030ce   0x00000002   PAD
    0x000030d0   0x00000020   Data   RO          287    Region$$Table       anon$$obj.o


    Execution Region RW_IRAM1 (Base: 0x04000000, Size: 0x000005a8, Max: 0x00010000, ABSOLUTE)

    Base Addr    Size         Type   Attr      Idx    E Section Name        Object

    0x04000000   0x00000038   Data   RW           13    .data               91x_lib.o
    0x04000038   0x00000001   Data   RW          159    .data               91x_it.o
    0x04000039   0x00000003   PAD
    0x0400003c   0x00000060   Zero   RW          217    .bss                libspace.o(c_5.l)
    0x0400009c   0x00000004   PAD
    0x040000a0   0x00000000   Zero   RW            2    HEAP                str91x.o
    0x040000a0   0x00000508   Zero   RW            1    STACK               str91x.o


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Image component sizes


      Code (inc. data)   RO Data    RW Data    ZI Data      Debug   Object Name

      2088         76          0          0          0      13700   91x_gpio.o
       456         28          0          1          0       3669   91x_it.o
       240         68          0         56          0      19763   91x_lib.o
      3288         12          0          0          0       6932   91x_scu.o
      2420        140          0          0          0       3662   91x_vic.o
       404          4          0          0          0       1895   91x_wiu.o
       736         12          0          0          0       1564   lcd.o
      1180         44         22          0          0       4959   main.o
       492         88          0          0       1288        575   str91x.o

    ------------------------------------------------------------------------
     11304        472         56         60       1288      56720   Object Totals
         0          0         32          0          0          0   (incl. Generated)
         0          0          2          3          0          1   (incl. Padding)

    ------------------------------------------------------------------------

      Code (inc. data)   RO Data    RW Data    ZI Data      Debug   Library Member Name

         8          0          0          0          0          0   __main.o
        60          8          0          0          0          0   __scatter.o
        40          0          0          0          0          0   __scatter_copy.o
        44          0          0          0          0          0   __scatter_zi.o
       384          0          0          0          0          0   aeabi_sdiv.o
        12          0          0          0          0          0   boardinit2.o
        16          0          0          0          0          0   boardinit3.o
        12          0          0          0          0          0   exit.o
        24          0          0          0          0          0   fpinit.o
       104          4          0          0          0          0   kernel.o
       210          4          0          0          0          0   lib_init.o
        12          4          0          0         96          0   libspace.o
         2          0          0          0          0          0   no_argv.o
        16          4          0          0          0          0   rt_fp_status_addr_intlibspace.o
        16          4          0          0          0          0   rt_locale_intlibspace.o
        16          4          0          0          0          0   rt_stackheap_storage_intlibspace.o
        64          0          0          0          0          0   stkheap2.o
        24          8          0          0          0          0   sys_exit.o
        96          0          0          0          0          0   sys_stackheap_outer.o
         4          0          0          0          0          0   use_no_semi.o

    ------------------------------------------------------------------------
      1168         40          0          0        100          0   Library Totals
         4          0          0          0          4          0   (incl. Padding)

    ------------------------------------------------------------------------

      Code (inc. data)   RO Data    RW Data    ZI Data      Debug   Library Name

      1140         40          0          0         96          0   c_5.l
        24          0          0          0          0          0   fz_5s.l

    ------------------------------------------------------------------------
      1168         40          0          0        100          0   Library Totals

    ------------------------------------------------------------------------

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      Code (inc. data)   RO Data    RW Data    ZI Data      Debug   

     12472        512         56         60       1388      56720   Grand Totals
     12472        512         56         60       1388      56720   ELF Image Totals
     12472        512         56         60          0          0   ROM Totals

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    Total RO  Size (Code + RO Data)                12528 (  12.23kB)
    Total RW  Size (RW Data + ZI Data)              1448 (   1.41kB)
    Total ROM Size (Code + RO Data + RW Data)      12588 (  12.29kB)

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