| Last change
                  on this file was
                  949,
                  checked in by cfuguet, 11 years ago | 
        
          | 
preloader: when loading LINUX, copy the DTB in low memory addresses
 | 
        | File size:
            811 bytes | 
      
      
        
  | Rev | Line |  | 
|---|
| [759] | 1 | /** | 
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|  | 2 | * \file   : preloader.ld.in | 
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|  | 3 | * \author : Cesar Fuguet | 
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|  | 4 | * \date   : July 24, 2014 | 
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|  | 5 | * | 
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|  | 6 | * \brief  : preloader ldscript template | 
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|  | 7 | * \note   : must be compiled with gcc to generate an instance | 
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|  | 8 | */ | 
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|  | 9 |  | 
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|  | 10 | #include <defs.h> | 
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|  | 11 |  | 
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|  | 12 | /* Definition of the base address for code segment */ | 
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|  | 13 |  | 
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| [804] | 14 | seg_code_base = RESET_ADDRESS; | 
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| [759] | 15 | seg_data_base = SEG_RAM_BASE + SEG_RAM_SIZE - RESET_STACK_SIZE - 0x4000; | 
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|  | 16 |  | 
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|  | 17 | /* Grouping sections into segments */ | 
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|  | 18 |  | 
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|  | 19 | ENTRY(reset) | 
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|  | 20 |  | 
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|  | 21 | SECTIONS | 
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|  | 22 | { | 
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|  | 23 | . = seg_code_base; | 
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|  | 24 | .text : | 
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|  | 25 | { | 
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|  | 26 | *(.reset) | 
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| [949] | 27 | *(.text) | 
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| [759] | 28 | . = ALIGN(0x4); | 
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| [949] | 29 | dtb_start = .; | 
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| [794] | 30 | #if USE_DT == 1 | 
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| [759] | 31 | INCLUDE "build/platform.ld"; | 
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| [794] | 32 | #endif | 
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| [949] | 33 | dtb_end = .; | 
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|  | 34 | *(.rodata) | 
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|  | 35 | *(.rodata.*) | 
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| [759] | 36 | } | 
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|  | 37 |  | 
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|  | 38 | . = seg_data_base; | 
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|  | 39 | .bss ALIGN(0x4) (NOLOAD) : | 
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|  | 40 | { | 
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|  | 41 | *(.data) | 
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|  | 42 | *(.bss) | 
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| [930] | 43 | *(COMMON) | 
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| [759] | 44 | } | 
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|  | 45 | } | 
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