diff options
Diffstat (limited to 'src/ssx/ppc405/ppc405_exceptions.S')
| -rw-r--r--[-rwxr-xr-x] | src/ssx/ppc405/ppc405_exceptions.S | 50 |
1 files changed, 42 insertions, 8 deletions
diff --git a/src/ssx/ppc405/ppc405_exceptions.S b/src/ssx/ppc405/ppc405_exceptions.S index c8be2e3..b4a1419 100755..100644 --- a/src/ssx/ppc405/ppc405_exceptions.S +++ b/src/ssx/ppc405/ppc405_exceptions.S @@ -1,7 +1,29 @@ -// $Id: ppc405_exceptions.S,v 1.1.1.1 2013/12/11 21:03:27 bcbrock Exp $ -// $Source: /afs/awd/projects/eclipz/KnowledgeBase/.cvsroot/eclipz/chips/p8/working/procedures/ssx/ppc405/ppc405_exceptions.S,v $ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/ssx/ppc405/ppc405_exceptions.S $ */ +/* */ +/* OpenPOWER OnChipController Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2014,2015 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ //----------------------------------------------------------------------------- -// *! (C) Copyright International Business Machines Corp. 2013 +// *! (C) Copyright International Business Machines Corp. 2014 // *! All Rights Reserved -- Property of IBM // *! *** IBM Confidential *** //----------------------------------------------------------------------------- @@ -24,7 +46,7 @@ /// /// .vectors_0000 - Empty section for adding image header /// -/// .vectors_0100 - From 0x0100 to 0x0bff. The beginning of the table through +/// .vectors_0100 - From 0x0100 to 0x081f. The beginning of the table through /// the large space prior to the system call vector. /// /// .vectors_0c00 - From 0x0c00 to 0x0eff. This is a moderately large area @@ -47,6 +69,9 @@ .nolist #include "ssx.h" .list + +## declare and initializes global variables that hold external irq config data + .occhw_irq_cfg_bitmaps ### **************************************************************************** ### .vectors_0000 - Empty section ( Image header will be placed in this section @@ -59,6 +84,10 @@ __vectors: __vectors_0000: + // FIXME: This is just a quick hack to get SSX running on simics -- grm + .global __ssx_boot + b __ssx_boot + ### **************************************************************************** ### .vectors_0100 ### **************************************************************************** @@ -341,7 +370,7 @@ __ssx_idle_thread: __ssx_idle_thread_from_bootloader: li %r3, SSX_THREADS - SSX_TRACE_THREAD_SWITCH %r3, %r4 + //SSX_TRACE_THREAD_SWITCH %r3, %r4 _lwzsd %r3, __ssx_thread_machine_context_default _oriwa %r3, %r3, MSR_WE mtmsr %r3 @@ -587,6 +616,11 @@ __fpu_unavailable: .org __fpu_unavailable + 0x20 +### **************************************************************************** +### .irq_exit_traces +### **************************************************************************** + + .section .irq_exit_traces, "ax", @progbits ## Exit traces are moved here because the code area (0x100 bytes) ## reserved for individual interrupts is overflowing when tracing is @@ -595,11 +629,11 @@ __fpu_unavailable: ## where we can use any of the fast registers. __ssx_trace_critical_irq_exit: - SSX_TRACE_CRITICAL_IRQ_EXIT %r3, %r4 + //SSX_TRACE_CRITICAL_IRQ_EXIT %r3, %r4 blr __ssx_trace_noncritical_irq_exit: - SSX_TRACE_NONCRITICAL_IRQ_EXIT %r3, %r4 + //SSX_TRACE_NONCRITICAL_IRQ_EXIT %r3, %r4 blr ## >>>>>>>>>> Pack .vectors_0100 here. Room for ~900 bytes. <<<<<<<<<< @@ -673,7 +707,7 @@ __ssx_next_thread_resume: _ssx_vol_fast_ctx_pop SSX_THREAD_CONTEXT, SSX_NONCRITICAL _lbzsd %r3, __ssx_next_priority - SSX_TRACE_THREAD_SWITCH %r3, %r4 + //SSX_TRACE_THREAD_SWITCH %r3, %r4 ori %r3, %r3, PPC405_THREAD_MODE mtusprg0 %r3 |
