#define RELOCATE_INTERRUPT 1
#endif
-extern void main(void);
-extern char __stack__;
-extern char __text_start__, __text_end__;
-extern char _start__, _end__;
-extern char __bss_start__, __bss_end__;
-#if RELOCATE_INTERRUPT
-extern char __interrupt_rom__, __interrupt_start__, __interrupt_end__;
-#endif
-
/* Interrupt functions */
void lpc_halt_isr(void)
{
}
-void start(void) {
-#ifdef AO_BOOT_CHAIN
- if (ao_boot_check_chain()) {
-#ifdef AO_BOOT_PIN
- ao_boot_check_pin();
-#endif
- }
-#endif
-#if RELOCATE_INTERRUPT
- memcpy(&__interrupt_start__, &__interrupt_rom__, &__interrupt_end__ - &__interrupt_start__);
- lpc_scb.sysmemremap = LPC_SCB_SYSMEMREMAP_MAP_RAM << LPC_SCB_SYSMEMREMAP_MAP;
-#endif
- memcpy(&_start__, &__text_end__, &_end__ - &_start__);
- memset(&__bss_start__, '\0', &__bss_end__ - &__bss_start__);
- main();
-}
-
#define STRINGIFY(x) #x
#define isr(name) \
#define i(addr,name) [(addr)/4] = lpc_ ## name ## _isr
#define c(addr,value) [(addr)/4] = (value)
-__attribute__ ((section(".interrupt")))
-const void *lpc_interrupt_vector[] = {
- [0] = &__stack__,
- [1] = start,
+extern char __stack[];
+extern void _start(void);
+
+__attribute__ ((section(".init")))
+const void *const lpc_interrupt_vector[0x40] = {
+ [0] = __stack,
+ [1] = _start,
i(0x08, nmi),
i(0x0c, hardfault),
c(0x10, 0),
i(0xb8, usb_wakeup),
i(0xbc, hardfault),
};
+
+extern char __interrupt_start[];
+
+void _init(void);
+
+void _init(void)
+{
+#ifdef AO_BOOT_CHAIN
+ if (ao_boot_check_chain()) {
+#ifdef AO_BOOT_PIN
+ ao_boot_check_pin();
+#endif
+ }
+#endif
+#if RELOCATE_INTERRUPT
+ /* This will erase the boot chain data */
+ memcpy(__interrupt_start, lpc_interrupt_vector, sizeof (lpc_interrupt_vector));
+ lpc_scb.sysmemremap = LPC_SCB_SYSMEMREMAP_MAP_RAM << LPC_SCB_SYSMEMREMAP_MAP;
+#endif
+}
+