| /* |
| * Copyright (c) 2016 Intel Corporation |
| * |
| * 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. |
| */ |
| |
| #define _ASMLANGUAGE |
| #include <arch/nios2/asm.h> |
| |
| /* exports */ |
| GTEXT(__start) |
| |
| /* imports */ |
| GTEXT(_PrepC) |
| |
| |
| SECTION_FUNC(TEXT_START, __start) |
| |
| /* TODO initialize instruction cache, if present */ |
| |
| /* TODO if shadow register sets enabled, ensure we are in set 0 */ |
| |
| /* TODO initialize data cache, if present */ |
| |
| /* TODO setup stack pointer */ |
| |
| /* TODO setup global pointer, if used */ |
| |
| /* TODO if shadow register sets enabled, interate through them to set |
| * up. Need to clear r0, write gp, set the execption stack pointer */ |
| |
| /* Jump into C domain. _PrepC zeroes BSS, copies rw data into RAM, |
| * and then enters nanokernel _Cstart */ |
| call _PrepC |
| |