| 0,0 → 1,106 |
|---|
| # |
| # Copyright (C) 2005 Jakub Jermar |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions |
| # are met: |
| # |
| # - Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # - Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # - The name of the author may not be used to endorse or promote products |
| # derived from this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| # |
| |
| /** |
| * This file contains two trap tables. First, trap_table, is the one |
| * to wich kernel copies OFW's own trap table and patches it with |
| * kernel-provided handlers from the second trap table, trap_table_kernel. |
| */ |
| |
| .text |
| |
| #include <arch/trap/trap_table.h> |
| #include <arch/trap/regwin.h> |
| |
| #define TABLE_SIZE TRAP_TABLE_SIZE |
| #define ENTRY_SIZE TRAP_TABLE_ENTRY_SIZE |
| |
| |
| /* |
| * Trap table for copy of OFW's own trap table. |
| */ |
| .align TABLE_SIZE |
| .global trap_table |
| trap_table: |
| .space TABLE_SIZE, 0 |
| |
| |
| /* |
| * Kernel-provided trap handlers. |
| */ |
| .global trap_table_kernel |
| trap_table_kernel: |
| |
| /* TT = 0x24, TL = 0 *, clean_window handler */ |
| .org trap_table_kernel + TT_CLEAN_WINDOW*ENTRY_SIZE |
| .global clean_window_handler |
| clean_window_handler: |
| CLEAN_WINDOW_HANDLER |
| |
| /* TT = 0x80, TL = 0 *, spill_0_normal handler */ |
| .org trap_table_kernel + TT_SPILL_0_NORMAL*ENTRY_SIZE |
| .global spill_0_normal |
| spill_0_normal: |
| SPILL_NORMAL_HANDLER |
| |
| /* TT = 0xc0, TL = 0 *, fill_0_normal handler */ |
| .org trap_table_kernel + TT_FILL_0_NORMAL*ENTRY_SIZE |
| fill_0_normal: |
| FILL_NORMAL_HANDLER |
| |
| /* |
| * Software traps for TL=0. |
| */ |
| .org trap_table_kernel + 256*ENTRY_SIZE |
| tl_0_software_traps: |
| |
| /* Reserved area. */ |
| .org trap_table_kernel + 384*ENTRY_SIZE |
| .space 128*ENTRY_SIZE, 0 |
| |
| /* |
| * Hardware interrupts for TL>0. |
| */ |
| .org trap_table_kernel + 512*ENTRY_SIZE |
| tl_non_0_hardware_traps: |
| |
| /* |
| * Register window spill/fill traps for TL>0. |
| */ |
| .org trap_table_kernel + 640*ENTRY_SIZE |
| tl_non_0_regwin_traps: |
| |
| /* |
| * Software traps for TL>0. |
| */ |
| .org trap_table_kernel + 768*ENTRY_SIZE |
| tl_non_0_software_traps: |
| |
| /* Reserved area. */ |
| .org trap_table_kernel + 896*ENTRY_SIZE |
| .space 128*ENTRY_SIZE, 0 |