proxmark3/bootrom/flash-reset.s
edouard@lafargue.name 6658905f18 Initial commit for the firmware. Used the 20090306_ela version as baseline.
It is identical to the popular 20081211, with the doob addition (20090301), a
linux client, and two additional commands for LF analysis. Let me know if
you find issues here!
2009-04-09 06:43:20 +00:00

38 lines
839 B
ArmAsm

.extern CopyBootToRAM
.text
.code 32
.align 0
.global start
start:
b Reset
b UndefinedInstruction
b SoftwareInterrupt
b PrefetchAbort
b DataAbort
b Reserved
b Irq
b Fiq
Reset:
ldr sp, = 0x0020FFF8 @ initialize stack pointer to top of RAM
bl CopyBootToRAM @ copy bootloader to RAM (in case the
@ user re-flashes the bootloader)
ldr r3, = 0x00200000 @ start address of RAM bootloader
bx r3 @ jump to it
Fiq:
b Fiq
UndefinedInstruction:
b UndefinedInstruction
SoftwareInterrupt:
b SoftwareInterrupt
PrefetchAbort:
b PrefetchAbort
DataAbort:
b DataAbort
Reserved:
b Reserved
Irq:
b Irq