| // reloc-vector.S - Relocatable Vectors section |
| // $Id: //depot/rel/Foxhill/dot.8/Xtensa/OS/xtos/xea2/reloc-vectors.S#1 $ |
| |
| // Copyright (c) 2007-2017 Tensilica Inc. |
| // |
| // 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. |
| |
| /* |
| * This file is only used if the relocatable vectors option is enabled. |
| */ |
| |
| |
| #include <xtensa/coreasm.h> |
| #include <xtensa/config/system.h> |
| |
| #if XCHAL_HAVE_VECBASE |
| |
| .section .RelocatableVectors.text, "ax" |
| |
| .global _RelocVectors |
| _RelocVectors: |
| |
| //if XCHAL_RESET_VECBASE_OVERLAP ... |
| # if XSHAL_VECTORS_PACKED \ |
| && (XCHAL_RESET_VECTOR0_VADDR == XCHAL_VECBASE_RESET_VADDR \ |
| || XCHAL_RESET_VECTOR1_VADDR == XCHAL_VECBASE_RESET_VADDR) |
| # define JUMP_TO_RESET 1 |
| j .Ljump_to_reset |
| # endif |
| |
| # if XCHAL_HAVE_WINDOWED |
| # define NO_SECTION_DIRECTIVES 1 |
| # define WINDOW_BASE_VECOFS 0 |
| # include "window-vectors.S" |
| # endif |
| |
| #if XCHAL_HAVE_DEBUG && XCHAL_HAVE_EXCEPTIONS |
| # if XCHAL_DEBUGLEVEL == 2 |
| # define _Level2Vector _DebugExceptionVector |
| # elif XCHAL_DEBUGLEVEL == 3 |
| # define _Level3Vector _DebugExceptionVector |
| # elif XCHAL_DEBUGLEVEL == 4 |
| # define _Level4Vector _DebugExceptionVector |
| # elif XCHAL_DEBUGLEVEL == 5 |
| # define _Level5Vector _DebugExceptionVector |
| # elif XCHAL_DEBUGLEVEL == 6 |
| # define _Level6Vector _DebugExceptionVector |
| # endif |
| #endif |
| |
| # if XCHAL_HAVE_INTERRUPTS |
| # if XCHAL_NUM_INTLEVELS >= 2 |
| .org XCHAL_INTLEVEL2_VECOFS |
| j _Level2Vector |
| # endif |
| # if XCHAL_NUM_INTLEVELS >= 3 |
| .org XCHAL_INTLEVEL3_VECOFS |
| j _Level3Vector |
| # endif |
| # if XCHAL_NUM_INTLEVELS >= 4 |
| .org XCHAL_INTLEVEL4_VECOFS |
| j _Level4Vector |
| # endif |
| # if XCHAL_NUM_INTLEVELS >= 5 |
| .org XCHAL_INTLEVEL5_VECOFS |
| j _Level5Vector |
| # endif |
| # if XCHAL_NUM_INTLEVELS >= 6 |
| .org XCHAL_INTLEVEL6_VECOFS |
| j _Level6Vector |
| # endif |
| # if XCHAL_HAVE_NMI |
| .org XCHAL_NMI_VECOFS |
| j _NMIExceptionVector |
| # endif |
| # endif |
| # if XCHAL_HAVE_EXCEPTIONS |
| .org XCHAL_KERNEL_VECOFS |
| j _KernelExceptionVector |
| .org XCHAL_USER_VECOFS |
| j _UserExceptionVector |
| .org XCHAL_DOUBLEEXC_VECOFS |
| j _DoubleExceptionVector |
| # endif |
| |
| // Put literals here. |
| |
| // Put actual handlers here. |
| |
| # if JUMP_TO_RESET |
| .align 4 |
| .literal rvec, _ResetVector |
| .Ljump_to_reset: |
| l32r a2, rvec |
| jx a2 |
| # endif |
| |
| .size _RelocVectors, . - _RelocVectors |
| |
| .text |
| |
| #endif /* XCHAL_HAVE_VECBASE */ |
| |
