diff options
Diffstat (limited to 'libgloss/sparc_leon/locore_svt_reset.S')
| -rw-r--r-- | libgloss/sparc_leon/locore_svt_reset.S | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/libgloss/sparc_leon/locore_svt_reset.S b/libgloss/sparc_leon/locore_svt_reset.S deleted file mode 100644 index cde9a7b09..000000000 --- a/libgloss/sparc_leon/locore_svt_reset.S +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Copyright (c) 2011 Aeroflex Gaisler - * - * BSD license: - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - - -#include <asm-leon/head.h> - - .section .text - /* ------- */ - .weak _hardreset_svt - .set _hardreset_svt, __hardreset_svt - /* ------- */ - .global _hardreset, _hardreset_svt_real - -! reset entry point for single vector trapping. Try enable svt -_hardreset_svt_real: - nop -__hardreset_svt: - mov %psr, %l3 - srl %l3, 24, %g5 - and %g5, 3, %g5 - subcc %g5, 3, %g0 ! leon2: 0 or 2, leon3: 3 - bne .L2 - nop - - mov %asr17, %g5 ! set svt - set 1<<13,%g1 - or %g5,%g1,%g5 - mov %g5, %asr17 - nop; nop; nop - mov %asr17,%g5 ! check svt - andcc %g5, %g1, %g0 - beq .L2 - nop - - set _hardreset,%l3 - jmp %l3 - nop - -.L2: ta 0x0 ! no svt implemented (ether leon2 or svt != 1) - nop - |