dataflash_at91sam9260ek.map

针对at91系列的arm的启动代码的编写有一个整体的说明

.debug_info     0x00000000     0x1b9f
 .debug_info    0x00000000       0xae crt0_gnu.o
 .debug_info    0x000000ae      0x2e4 at91sam9260ek.o
 .debug_info    0x00000392       0x69 main.o
 .debug_info    0x000003fb      0x7f8 gpio.o
 .debug_info    0x00000bf3      0x234 pmc.o
 .debug_info    0x00000e27        0x0 debug.o
 .debug_info    0x00000e27      0x1ed sdramc.o
 .debug_info    0x00001014      0x82b dataflash.o
 .debug_info    0x0000183f       0xe4 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
 .debug_info    0x00001923      0x10e c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)
 .debug_info    0x00001a31       0x7a C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
 .debug_info    0x00001aab       0x7a C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_modsi3.o)
 .debug_info    0x00001b25       0x7a C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_dvmd_tls.o)

.debug_abbrev   0x00000000      0x987
 .debug_abbrev  0x00000000       0x14 crt0_gnu.o
 .debug_abbrev  0x00000014      0x183 at91sam9260ek.o
 .debug_abbrev  0x00000197       0x41 main.o
 .debug_abbrev  0x000001d8      0x1dd gpio.o
 .debug_abbrev  0x000003b5       0xf1 pmc.o
 .debug_abbrev  0x000004a6        0x1 debug.o
 .debug_abbrev  0x000004a7       0xc3 sdramc.o
 .debug_abbrev  0x0000056a      0x294 dataflash.o
 .debug_abbrev  0x000007fe       0xa4 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
 .debug_abbrev  0x000008a2       0xa9 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)
 .debug_abbrev  0x0000094b       0x14 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
 .debug_abbrev  0x0000095f       0x14 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_modsi3.o)
 .debug_abbrev  0x00000973       0x14 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_dvmd_tls.o)

.debug_aranges  0x00000000      0x180
 .debug_aranges
                0x00000000       0x20 crt0_gnu.o
 .debug_aranges
                0x00000020       0x20 at91sam9260ek.o
 .debug_aranges
                0x00000040       0x20 main.o
 .debug_aranges
                0x00000060       0x20 gpio.o
 .debug_aranges
                0x00000080       0x20 pmc.o
 .debug_aranges
                0x000000a0       0x20 sdramc.o
 .debug_aranges
                0x000000c0       0x20 dataflash.o
 .debug_aranges
                0x000000e0       0x20 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
 .debug_aranges
                0x00000100       0x20 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)
 .debug_aranges
                0x00000120       0x20 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
 .debug_aranges
                0x00000140       0x20 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_modsi3.o)
 .debug_aranges
                0x00000160       0x20 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_dvmd_tls.o)

.debug_frame    0x00000000      0x294
 .debug_frame   0x00000000       0x5c at91sam9260ek.o
 .debug_frame   0x0000005c       0x28 main.o
 .debug_frame   0x00000084       0x74 gpio.o
 .debug_frame   0x000000f8       0x50 pmc.o
 .debug_frame   0x00000148       0x2c sdramc.o
 .debug_frame   0x00000174       0x80 dataflash.o
 .debug_frame   0x000001f4       0x30 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
 .debug_frame   0x00000224       0x20 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)
 .debug_frame   0x00000244       0x28 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
 .debug_frame   0x0000026c       0x28 C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_modsi3.o)

.debug_loc      0x00000000      0x86b
 .debug_loc     0x00000000       0x3e at91sam9260ek.o
 .debug_loc     0x0000003e       0x1f main.o
 .debug_loc     0x0000005d      0x36c gpio.o
 .debug_loc     0x000003c9       0x5f pmc.o
 .debug_loc     0x00000428       0x67 sdramc.o
 .debug_loc     0x0000048f      0x2d8 dataflash.o
 .debug_loc     0x00000767       0x5b c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
 .debug_loc     0x000007c2       0xa9 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)

.debug_pubnames
                0x00000000      0x18d
 .debug_pubnames
                0x00000000       0x50 at91sam9260ek.o
 .debug_pubnames
                0x00000050       0x1b main.o
 .debug_pubnames
                0x0000006b       0x44 gpio.o
 .debug_pubnames
                0x000000af       0x54 pmc.o
 .debug_pubnames
                0x00000103       0x21 sdramc.o
 .debug_pubnames
                0x00000124       0x32 dataflash.o
 .debug_pubnames
                0x00000156       0x1a c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
 .debug_pubnames
                0x00000170       0x1d c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)

.debug_str      0x00000000      0x674
 .debug_str     0x00000000      0x1f3 at91sam9260ek.o
                                0x259 (size before relaxing)
 .debug_str     0x000001f3       0x1f main.o
                                 0xd1 (size before relaxing)
 .debug_str     0x00000212       0xf2 gpio.o
                                0x20f (size before relaxing)
 .debug_str     0x00000304       0x92 pmc.o
                                0x13a (size before relaxing)
 .debug_str     0x00000396       0x45 sdramc.o
                                 0xdf (size before relaxing)
 .debug_str     0x000003db      0x187 dataflash.o
                                0x32a (size before relaxing)
 .debug_str     0x00000562       0x7d c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
                                0x111 (size before relaxing)
 .debug_str     0x000005df       0x95 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)
                                0x125 (size before relaxing)

.comment        0x00000000       0xa2
 .comment       0x00000000       0x12 at91sam9260ek.o
 .comment       0x00000012       0x12 main.o
 .comment       0x00000024       0x12 gpio.o
 .comment       0x00000036       0x12 pmc.o
 .comment       0x00000048       0x12 debug.o
 .comment       0x0000005a       0x12 sdramc.o
 .comment       0x0000006c       0x12 dataflash.o
 .comment       0x0000007e       0x12 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
 .comment       0x00000090       0x12 c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)

.debug_ranges   0x00000000      0x328
 .debug_ranges  0x00000000       0x90 gpio.o
 .debug_ranges  0x00000090       0xc0 pmc.o
 .debug_ranges  0x00000150       0x38 sdramc.o
 .debug_ranges  0x00000188      0x1a0 dataflash.o

Cross Reference Table

Symbol                                            File
__aeabi_idiv                                      C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
__aeabi_idiv0                                     C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_dvmd_tls.o)
__aeabi_idivmod                                   C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
__aeabi_ldiv0                                     C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_dvmd_tls.o)
__bss_end__                                       crt0_gnu.o
__bss_start__                                     crt0_gnu.o
__div0                                            C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_dvmd_tls.o)
                                                  C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_modsi3.o)
                                                  C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
__divsi3                                          C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_divsi3.o)
                                                  c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
__modsi3                                          C:/Program Files/yagarto/lib/gcc/arm-elf/4.1.1\libgcc.a(_modsi3.o)
                                                  c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
df_hw_init                                        at91sam9260ek.o
                                                  dataflash.o
df_recovery                                       at91sam9260ek.o
                                                  dataflash.o
df_send_command                                   dataflash.o
div                                               c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(div.o)
                                                  dataflash.o
hw_init                                           at91sam9260ek.o
                                                  main.o
load_df                                           dataflash.o
                                                  main.o
main                                              main.o
                                                  crt0_gnu.o
memset                                            c:/program files/yagarto/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/lib\libc.a(memset.o)
                                                  at91sam9260ek.o
pio_get_value                                     gpio.o
pio_set_value                                     gpio.o
pio_setup                                         gpio.o
                                                  at91sam9260ek.o
pmc_cfg_mck                                       pmc.o
                                                  at91sam9260ek.o
pmc_cfg_pck                                       pmc.o
pmc_cfg_plla                                      pmc.o
                                                  at91sam9260ek.o
pmc_cfg_pllb                                      pmc.o
                                                  at91sam9260ek.o
reset                                             crt0_gnu.o
sdram_init                                        sdramc.o
                                                  at91sam9260ek.o
sdramc_hw_init                                    at91sam9260ek.o
                                                  sdramc.o