usability hint

[proxmark3-svn] / bootrom / flash-reset.s

diff --git a/bootrom/flash-reset.s b/bootrom/flash-reset.s
index 48c111a703315260758b01c0b076a02b1dd5a8df..64134033c630c4b8ac1414f2a555a7d5efd76e26 100644 (file)
--- a/bootrom/flash-reset.s
+++ b/bootrom/flash-reset.s
@@ -16,12 +16,17 @@ flashstart:
     b       Fiq\r
 \r
 Reset:\r
     b       Fiq\r
 \r
 Reset:\r

-    ldr     sp,     = 0x0020FFF8       @ initialize stack pointer to top of RAM\r
+    ldr     sp,     .stack_end @ initialize stack pointer to top of RAM\r

     bl      CopyBootToRAM                      @ copy bootloader to RAM (in case the\r
                                                                @ user re-flashes the bootloader)\r
     bl      CopyBootToRAM                      @ copy bootloader to RAM (in case the\r
                                                                @ user re-flashes the bootloader)\r

-    ldr     r3,     = 0x00200000       @ start address of RAM bootloader\r
+    ldr     r3,     .bootphase2_start  @ start address of RAM bootloader\r

     bx      r3                                         @ jump to it\r
 \r
     bx      r3                                         @ jump to it\r
 \r

+       .stack_end:\r
+       .word _stack_end\r
+       .bootphase2_start:\r
+       .word __bootphase2_start__\r
+\r

 Fiq:\r
     b       Fiq\r
 UndefinedInstruction:\r
 Fiq:\r
     b       Fiq\r
 UndefinedInstruction:\r