| 214,7 → 214,8 |
|---|
| /* relative address (related to exc. vector) of the word |
| * where handler's address is stored |
| */ |
| volatile uint32_t handler_address_ptr = EXC_VECTORS_SIZE - PREFETCH_OFFSET; |
| volatile uint32_t handler_address_ptr = EXC_VECTORS_SIZE - |
| PREFETCH_OFFSET; |
| |
| /* make it LDR instruction and store at exception vector */ |
| *vector = handler_address_ptr | LDR_OPCODE; |
| 286,13 → 287,8 |
|---|
| */ |
| static void swi_exception(int exc_no, istate_t *istate) |
| { |
| /* |
| dprintf("SYSCALL: r0-r4: %x, %x, %x, %x, %x; pc: %x\n", istate->r0, |
| istate->r1, istate->r2, istate->r3, istate->r4, istate->pc); |
| */ |
| |
| istate->r0 = syscall_handler(istate->r0, istate->r1, istate->r2, |
| istate->r3, istate->r4); |
| istate->r3, istate->r4, istate->r5, istate->r6); |
| } |
| |
| /** Interrupt Exception handler. |