ColdFire/68K Microcontrollers and Processors中的主题 gcc, linker script, elf, static data and FLASH https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/gcc-linker-script-elf-static-data-and-FLASH/m-p/128971#M638 <HTML><HEAD></HEAD><BODY><SPAN>How can I specify that static variables goes into the SRAM, but their init values goes into the FLASH so I can do a copy on boot?</SPAN><BR /><BR /><SPAN>If I specify that static data (.data section) should go in the FLASH it will be read-only. If I specify that the .data section should go in the SRAM I don't the init values (the latter is OK if you have something to load an ELF file into memory).</SPAN><BR /><BR /><SPAN>Thanks</SPAN></BODY></HTML> Fri, 30 Mar 2007 22:12:13 GMT Petter 2007-03-30T22:12:13Z gcc, linker script, elf, static data and FLASH https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/gcc-linker-script-elf-static-data-and-FLASH/m-p/128971#M638 <HTML><HEAD></HEAD><BODY><SPAN>How can I specify that static variables goes into the SRAM, but their init values goes into the FLASH so I can do a copy on boot?</SPAN><BR /><BR /><SPAN>If I specify that static data (.data section) should go in the FLASH it will be read-only. If I specify that the .data section should go in the SRAM I don't the init values (the latter is OK if you have something to load an ELF file into memory).</SPAN><BR /><BR /><SPAN>Thanks</SPAN></BODY></HTML> Fri, 30 Mar 2007 22:12:13 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/gcc-linker-script-elf-static-data-and-FLASH/m-p/128971#M638 Petter 2007-03-30T22:12:13Z Re: gcc, linker script, elf, static data and FLASH https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/gcc-linker-script-elf-static-data-and-FLASH/m-p/128972#M639 <HTML><HEAD></HEAD><BODY>I can solve this by putting the static data in the .data section (in SRAM), and then write a small util to extract the data from the elf file and make a copy in the .rodata section (in FLASH). Then I can copy the static data at startup.</BODY></HTML> Mon, 02 Apr 2007 16:01:27 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/gcc-linker-script-elf-static-data-and-FLASH/m-p/128972#M639 Petter 2007-04-02T16:01:27Z