package/boot/uboot-oxnas/src/board/ox820/lowlevel_init.S

   1 #include <config.h>
   2 #ifndef CONFIG_SPL_BUILD
   3
   4 .globl lowlevel_init
   5 lowlevel_init:
   6         /*
   7          * Copy exception table to relocated address in internal SRAM
   8          */
   9         ldr     r0, src         /* Address of exception table in flash */
  10         ldr     r1, dest        /* Relocated address of exception table */
  11         ldmia   r0!, {r3-r10}   /* Copy exception table and jump values from */
  12         stmia   r1!, {r3-r10}   /* FLASH to relocated address */
  13         ldmia   r0!, {r3-r10}
  14         stmia   r1!, {r3-r10}
  15         mov     pc, lr
  16
  17 src:    .word CONFIG_SYS_TEXT_BASE
  18 dest:   .word CONFIG_SRAM_BASE
  19
  20 #endif