1b2441318SGreg Kroah-Hartman/* SPDX-License-Identifier: GPL-2.0 */ 21da177e4SLinus Torvalds/* 31da177e4SLinus Torvalds * locore.S 41da177e4SLinus Torvalds */ 51da177e4SLinus Torvalds#include <asm/asm.h> 61da177e4SLinus Torvalds#include <asm/regdef.h> 71da177e4SLinus Torvalds#include <asm/mipsregs.h> 81da177e4SLinus Torvalds 91da177e4SLinus Torvalds .text 101da177e4SLinus Torvalds 111da177e4SLinus Torvalds/* 121da177e4SLinus Torvalds * Simple general exception handling routine. This one is used for the 131da177e4SLinus Torvalds * Memory sizing routine for pmax machines. HK 141da177e4SLinus Torvalds */ 151da177e4SLinus Torvalds 161da177e4SLinus TorvaldsNESTED(genexcept_early, 0, sp) 171da177e4SLinus Torvalds .set noat 181da177e4SLinus Torvalds .set noreorder 191da177e4SLinus Torvalds 201da177e4SLinus Torvalds mfc0 k0, CP0_STATUS 211da177e4SLinus Torvalds la k1, mem_err 221da177e4SLinus Torvalds 231da177e4SLinus Torvalds sw k0, 0(k1) 241da177e4SLinus Torvalds 251da177e4SLinus Torvalds mfc0 k0, CP0_EPC 261da177e4SLinus Torvalds nop 271da177e4SLinus Torvalds addiu k0, 4 # skip the causing instruction 281da177e4SLinus Torvalds jr k0 291da177e4SLinus Torvalds rfe 301da177e4SLinus TorvaldsEND(genexcept_early) 31