| /* |
| * Copyright (c) 2014 Wind River Systems, Inc. |
| * |
| * 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. |
| */ |
| |
| /** |
| * @file |
| * @brief Extra work performed upon exception entry/exit for GDB |
| * |
| * |
| * Prep work done when entering exceptions consists of saving the callee-saved |
| * registers before they get used by exception handlers, and recording the fact |
| * that we are running in an exception. |
| */ |
| |
| #ifndef _GDB_STUB__H_ |
| #define _GDB_STUB__H_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #ifdef _ASMLANGUAGE |
| |
| #if CONFIG_GDB_INFO |
| GTEXT(_GdbStubExcEntry) |
| _GDB_STUB_EXC_ENTRY : .macro |
| push {lr} |
| bl irq_lock |
| bl _GdbStubExcEntry |
| bl irq_unlock |
| pop {lr} |
| .endm |
| |
| GTEXT(_GdbStubExcExit) |
| _GDB_STUB_EXC_EXIT : .macro |
| push {lr} |
| bl irq_lock |
| bl _GdbStubExcExit |
| bl irq_unlock |
| pop {lr} |
| .endm |
| |
| GTEXT(_irq_vector_table_entry_with_gdb_stub) |
| |
| #else |
| #define _GDB_STUB_EXC_ENTRY |
| #define _GDB_STUB_EXC_EXIT |
| #endif /* CONFIG_GDB_INFO */ |
| |
| #else |
| extern void _irq_vector_table_entry_with_gdb_stub(void); |
| #endif /* _ASMLANGUAGE */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* _GDB_STUB__H_ */ |
