1/* 2 * Copyright (c) 2011 Aeroflex Gaisler 3 * 4 * BSD license: 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to deal 8 * in the Software without restriction, including without limitation the rights 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 * copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 * THE SOFTWARE. 23 */ 24 25 26#include <asm-leon/head.h> 27 28 .section .text 29 /* ------- */ 30 .weak _hardreset_mvt 31 .set _hardreset_mvt,_hardreset_mvt_ram 32 /* ------- */ 33 .global _hardreset 34 35_hardreset_mvt_ram: 36 mov %psr, %g1 37 srl %g1, 24, %g1 38 and %g1, 3, %g1 39 subcc %g1, 3, %g0 ! leon2: 0 or 2, leon3: 3 40 bne .L2 41 nop 42 43 mov %asr17, %g1 ! set svt 44 set 1<<13,%g2 45 andn %g1,%g2,%g1 46 mov %g1, %asr17 47 48.L2: mov %g0, %g4 49 sethi %hi(_hardreset), %g4 50 jmp %g4+%lo(_hardreset); 51 nop 52 53