| /* test_stubs.S - Exception and interrupt stubs */ |
| |
| /* |
| * Copyright (c) 2012-2014 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. |
| */ |
| |
| /* |
| DESCRIPTION |
| This module implements assembler exception and interrupt stubs for regression |
| testing. |
| */ |
| |
| #define _ASMLANGUAGE |
| |
| #ifdef CONFIG_ISA_IA32 |
| |
| /* IA-32 specific */ |
| |
| #include <arch/cpu.h> |
| #include <nano_private.h> |
| #include <arch/x86/asm.h> |
| #include <asm_inline.h> |
| |
| /* exports (internal APIs) */ |
| |
| GTEXT(_ExcEnt) |
| GTEXT(_ExcExit) |
| GTEXT(_IntEnt) |
| GTEXT(_IntExit) |
| |
| /* Static interrupt handler stubs */ |
| |
| GTEXT(nanoIntStub) |
| SECTION_FUNC(TEXT, nanoIntStub) |
| call _IntEnt |
| #ifdef CONFIG_X86_IAMCU |
| movl $0, %eax |
| #else |
| pushl $0 |
| #endif |
| call isr_handler |
| #ifndef CONFIG_X86_IAMCU |
| addl $4, %esp |
| #endif |
| jmp _IntExit |
| #else |
| |
| #error Arch not supported |
| |
| #endif /* CONFIG_ISA_IA32 */ |