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- /* Xtensa configuration settings.
- Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
- Free Software Foundation, Inc.
- Contributed by Bob Wilson (bwilson@tensilica.com) at Tensilica.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
- Boston, MA 02110-1301, USA. */
- #ifndef XTENSA_CONFIG_H
- #define XTENSA_CONFIG_H
- /* The macros defined here match those with the same names in the Xtensa
- compile-time HAL (Hardware Abstraction Layer). Please refer to the
- Xtensa System Software Reference Manual for documentation of these
- macros. */
- /* The following macros reflect the default expectations for Xtensa
- processor configurations that can run glibc. If you want to try
- building glibc for an Xtensa configuration that is missing these
- options, you will at least need to change the values of these
- macros. */
- #undef XCHAL_HAVE_NSA
- #define XCHAL_HAVE_NSA 1
- #undef XCHAL_HAVE_LOOPS
- #define XCHAL_HAVE_LOOPS 1
- /* Assume the maximum number of AR registers. This currently only affects
- the __window_spill function, and it is always safe to flush extra. */
- #undef XCHAL_NUM_AREGS
- #define XCHAL_NUM_AREGS 64
- /* Set a default page size. This is currently needed when bootstrapping
- the runtime linker. See comments in dl-machine.h where this is used. */
- #undef XCHAL_MMU_MIN_PTE_PAGE_SIZE
- #define XCHAL_MMU_MIN_PTE_PAGE_SIZE 12
- #endif /* !XTENSA_CONFIG_H */
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