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https://github.com/openmv/openmv.git
synced 2025-11-04 14:49:50 +08:00
Update linker script.
This commit is contained in:
parent
014942a75b
commit
39373f2950
@ -17,22 +17,21 @@ MEMORY
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{
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{
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CCM (xrw) : ORIGIN = OMV_CCM_ORIGIN, LENGTH = OMV_CCM_LENGTH
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CCM (xrw) : ORIGIN = OMV_CCM_ORIGIN, LENGTH = OMV_CCM_LENGTH
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SRAM1 (xrw) : ORIGIN = OMV_SRAM1_ORIGIN, LENGTH = OMV_SRAM1_LENGTH
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SRAM1 (xrw) : ORIGIN = OMV_SRAM1_ORIGIN, LENGTH = OMV_SRAM1_LENGTH
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#if defined(OMV_SRAM2_ORIGIN)
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SRAM2 (xrw) : ORIGIN = OMV_SRAM2_ORIGIN, LENGTH = OMV_SRAM2_LENGTH
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SRAM2 (xrw) : ORIGIN = OMV_SRAM2_ORIGIN, LENGTH = OMV_SRAM2_LENGTH
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#if defined(OMV_SRAM3_ORIGIN)
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#endif
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#if defined(OMV_SRAM3_ORIGIN)
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SRAM3 (xrw) : ORIGIN = OMV_SRAM3_ORIGIN, LENGTH = OMV_SRAM3_LENGTH
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SRAM3 (xrw) : ORIGIN = OMV_SRAM3_ORIGIN, LENGTH = OMV_SRAM3_LENGTH
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#endif
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#endif
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#if defined(OMV_SRAM4_ORIGIN)
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#if defined(OMV_SRAM4_ORIGIN)
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SRAM4 (xrw) : ORIGIN = OMV_SRAM4_ORIGIN, LENGTH = OMV_SRAM4_LENGTH
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SRAM4 (xrw) : ORIGIN = OMV_SRAM4_ORIGIN, LENGTH = OMV_SRAM4_LENGTH
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#endif
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#endif
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#if defined(OMV_AXI_SRAM_ORIGIN)
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#if defined(OMV_AXI_SRAM_ORIGIN)
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AXI_SRAM (xrw) : ORIGIN = OMV_AXI_SRAM_ORIGIN, LENGTH = OMV_AXI_SRAM_LENGTH
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AXI_SRAM (xrw) : ORIGIN = OMV_AXI_SRAM_ORIGIN, LENGTH = OMV_AXI_SRAM_LENGTH
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#endif
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#endif
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FLASH_TEXT (rx) : ORIGIN = OMV_TEXT_ORIGIN, LENGTH = OMV_TEXT_LENGTH
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FLASH_TEXT (rx) : ORIGIN = OMV_TEXT_ORIGIN, LENGTH = OMV_TEXT_LENGTH
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}
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}
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_fb_base = ORIGIN(OMV_FB_MEMORY);
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_fballoc = ORIGIN(OMV_FB_MEMORY) + OMV_FB_SIZE + OMV_FB_ALLOC_SIZE;
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_estack = ORIGIN(OMV_MAIN_MEMORY) + LENGTH(OMV_MAIN_MEMORY);
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_estack = ORIGIN(OMV_MAIN_MEMORY) + LENGTH(OMV_MAIN_MEMORY);
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_ram_end = ORIGIN(OMV_MAIN_MEMORY) + LENGTH(OMV_MAIN_MEMORY);
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_ram_end = ORIGIN(OMV_MAIN_MEMORY) + LENGTH(OMV_MAIN_MEMORY);
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@ -50,83 +49,99 @@ SECTIONS
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.text :
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.text :
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{
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{
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. = ALIGN(4);
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. = ALIGN(4);
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KEEP(*(.isr_vector)) /* Startup code */
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KEEP(*(.isr_vector))// ISR table
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. = ALIGN(4);
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. = ALIGN(4);
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*(.text) /* .text sections (code) */
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*(.text) // .text sections (code)
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. = ALIGN(4);
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. = ALIGN(4);
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*(.text*) /* .text* sections (code) */
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*(.text*) // .text* sections (code)
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. = ALIGN(4);
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. = ALIGN(4);
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*(.rodata) /* .rodata sections (constants, strings, etc.) */
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*(.rodata) // .rodata sections (constants, strings, etc.)
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. = ALIGN(4);
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. = ALIGN(4);
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*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
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*(.rodata*) // .rodata* sections (constants, strings, etc.)
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. = ALIGN(4);
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. = ALIGN(4);
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_etext = .; /* define a global symbols at end of code */
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_etext = .; // define a global symbols at end of code
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} >FLASH_TEXT
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} >FLASH_TEXT
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/* used by the startup to initialize data */
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/* used by the startup to initialize data */
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_sidata = .;
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_sidata = .;
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/* Non-cacheable DMA buffers */
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/* Main framebuffer memory */
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.dma_buffers (NOLOAD) :
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.fb_memory (NOLOAD) :
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{
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{
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. = ALIGN(4);
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. = ALIGN(4);
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_line_buf = .; // Image line buffer.
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_fb_base = .;
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. = . + OMV_FB_SIZE + OMV_FB_ALLOC_SIZE;
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. = ALIGN(4);
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_fballoc = .;
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} >OMV_FB_MEMORY
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/* Misc DMA buffers kept in uncachable region */
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/* NOTE: on H7 DMA buffers are kept in cached AXI RAM and cache maintenance is performed */
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.dma_memory (NOLOAD) :
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{
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. = ALIGN(4);
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_line_buf = .; // Image line buffer.
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. = . + OMV_LINE_BUF_SIZE;
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. = . + OMV_LINE_BUF_SIZE;
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. = ALIGN(4);
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. = ALIGN(4);
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_msc_buf = .; // USB MSC bot data (2K)
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_msc_buf = .; // USB MSC bot data (2K)
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. = . + OMV_MSC_BUF_SIZE;
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. = . + OMV_MSC_BUF_SIZE;
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. = ALIGN(4);
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. = ALIGN(4);
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_vfs_buf = .; // VFS sturct + FATFS file buffer (around 624 bytes)
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_vfs_buf = .; // VFS sturct + FATFS file buffer (around 624 bytes)
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. = . + OMV_VFS_BUF_SIZE;
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. = . + OMV_VFS_BUF_SIZE;
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#if defined(OMV_FFS_BUF_SIZE)
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#if !defined(OMV_FFS_MEMORY)
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. = ALIGN(4);
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. = ALIGN(4);
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_ffs_cache = .; // Flash filesystem cache
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_ffs_cache = .; // Flash filesystem cache
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. = . + OMV_FFS_BUF_SIZE;
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. = . + OMV_FFS_BUF_SIZE;
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#endif
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#endif
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. = ALIGN(4);
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. = ALIGN(4);
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*(.dma_buffer)
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*(.dma_buffer)
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} >OMV_DMA_MEMORY
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} >OMV_DMA_MEMORY
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/* Initialized data sections goes into ram, load LMA copy after code */
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/* Initialized data sections */
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.data : AT ( _sidata )
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.data : AT ( _sidata )
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{
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{
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. = ALIGN(4);
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. = ALIGN(4);
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_sdata = .; /* create a global symbol at data start */
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_sdata = .; // Create a global symbol at data start
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_ram_start = .;
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_ram_start = .;
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*(.data) /* .data sections */
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*(.data) // .data sections
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. = ALIGN(4);
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. = ALIGN(4);
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*(.data*) /* .data* sections */
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*(.data*) // .data* sections
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. = ALIGN(4);
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. = ALIGN(4);
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_jpeg_buf = .; // IDE JPEG buffer
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_edata = .; // define a global symbol at data end
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. = . + OMV_JPEG_BUF_SIZE;
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. = ALIGN(4);
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_edata = .; /* define a global symbol at data end */
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} >OMV_MAIN_MEMORY
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} >OMV_MAIN_MEMORY
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/* Uninitialized data section */
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/* Uninitialized data section */
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. = ALIGN(4);
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. = ALIGN(4);
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.bss (NOLOAD) :
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.bss (NOLOAD) :
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{
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{
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/* This is used by the startup in order to initialize the .bss secion */
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. = ALIGN(4);
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_sbss = .; /* define a global symbol at bss start */
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_sbss = .; // Used by the startup to initialize the .bss secion
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__bss_start__ = _sbss;
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__bss_start__ = _sbss;
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*(.bss)
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*(.bss)
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. = ALIGN(4);
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. = ALIGN(4);
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*(.bss*)
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*(.bss*)
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. = ALIGN(4);
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. = ALIGN(4);
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*(COMMON)
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*(COMMON)
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. = ALIGN(4);
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. = ALIGN(4);
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_ebss = .; /* define a global symbol at bss end */
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_jpeg_buf = .; // IDE JPEG buffer
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. = . + OMV_JPEG_BUF_SIZE;
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. = ALIGN(4);
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_ebss = .; // define a global symbol at bss end
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__bss_end__ = _ebss;
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__bss_end__ = _ebss;
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_bss_end = _ebss; /* for gccollect */
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_bss_end = _ebss; // Used by gccollect
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} >OMV_MAIN_MEMORY
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} >OMV_MAIN_MEMORY
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._heap (NOLOAD) :
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._heap (NOLOAD) :
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@ -134,8 +149,10 @@ SECTIONS
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. = ALIGN(4);
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. = ALIGN(4);
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_heap_start = .;
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_heap_start = .;
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. = . + _heap_size;
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. = . + _heap_size;
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. = ALIGN(4);
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. = ALIGN(4);
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_heap_end = .;
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_heap_end = .;
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} >OMV_MAIN_MEMORY
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} >OMV_MAIN_MEMORY
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/* Make sure there is enough ram for the stack */
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/* Make sure there is enough ram for the stack */
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@ -143,7 +160,6 @@ SECTIONS
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{
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{
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. = ALIGN(4);
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. = ALIGN(4);
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. = . + _stack_size;
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. = . + _stack_size;
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. = ALIGN(4);
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} >OMV_MAIN_MEMORY
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} >OMV_MAIN_MEMORY
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.ARM.attributes 0 : { *(.ARM.attributes) }
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.ARM.attributes 0 : { *(.ARM.attributes) }
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