| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * (C) Copyright 2008 - 2013 Tensilica Inc. |
| * (C) Copyright 2014 - 2016 Cadence Design Systems Inc. |
| */ |
| |
| /* |
| * Exception handling. |
| * We currently don't handle any exception and force a reset. |
| * (Note that alloca is a special case and handled in start.S) |
| */ |
| |
| #include <common.h> |
| #include <command.h> |
| #include <asm/string.h> |
| #include <asm/regs.h> |
| |
| typedef void (*handler_t)(struct pt_regs *); |
| |
| void unhandled_exception(struct pt_regs *regs) |
| { |
| printf("Unhandled Exception: EXCCAUSE = %ld, EXCVADDR = %lx, pc = %lx\n", |
| regs->exccause, regs->excvaddr, regs->pc); |
| panic("*** PANIC\n"); |
| } |
| |
| handler_t exc_table[EXCCAUSE_LAST] = { |
| [0 ... EXCCAUSE_LAST-1] = unhandled_exception, |
| }; |
| |
| int interrupt_init(void) |
| { |
| return 0; |
| } |
| |
| void enable_interrupts(void) |
| { |
| } |
| |
| int disable_interrupts(void) |
| { |
| return 0; |
| } |
