| // memctl_default.S - Default startup value for MEMCTL register. |
| |
| // Copyright (c) 1998-2015 Cadence Design Systems, Inc. |
| // |
| // Permission is hereby granted, free of charge, to any person obtaining |
| // a copy of this software and associated documentation files (the |
| // "Software"), to deal in the Software without restriction, including |
| // without limitation the rights to use, copy, modify, merge, publish, |
| // distribute, sublicense, and/or sell copies of the Software, and to |
| // permit persons to whom the Software is furnished to do so, subject to |
| // the following conditions: |
| // |
| // The above copyright notice and this permission notice shall be included |
| // in all copies or substantial portions of the Software. |
| // |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| // CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| |
| |
| #include <xtensa/coreasm.h> |
| #include <xtensa/config/system.h> |
| |
| |
| // This file just contains this one symbol, used by the reset code. |
| // It is here rather than in reset-vector.S because we want the symbol |
| // to be external, so resolution is delayed until link time. |
| // |
| // To define your own value to override this default, redefine the |
| // symbol __memctl_default to the desired value, e.g. - |
| // |
| // xt-xcc test.c -g -o test -Wl,--defsym=__memctl_default=0x08080808 |
| // |
| |
| .global __memctl_default |
| .weak __memctl_default |
| .equ __memctl_default, XCHAL_CACHE_MEMCTL_DEFAULT |
| |
