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Diffstat (limited to 'hwpf/plat/include/utils.H')
-rw-r--r-- | hwpf/plat/include/utils.H | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/hwpf/plat/include/utils.H b/hwpf/plat/include/utils.H new file mode 100644 index 00000000..8a86e2ed --- /dev/null +++ b/hwpf/plat/include/utils.H @@ -0,0 +1,56 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2012,2014 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* 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. */ +/* */ +/* IBM_PROLOG_END_TAG */ +/** + * @file utils.H + * + * @brief Defines common utility elements for FAPI2 use. + */ + +#ifndef FAPI2_UTILS_H_ +#define FAPI2_UTILS_H_ + +#ifdef __ASSEMBLER__ + +#ifndef ULL +#define ULL(x) x +#endif + +#else + +#ifndef ULL +#define ULL(x) x##ull + +#endif + +#endif // __ASSEMBLER + +/// Create a multi-bit mask of \a n bits starting at bit \a b +#define BITS(b, n) ((ULL(0xffffffffffffffff) << (64 - (n))) >> (b)) + +/// Create a single bit mask at bit \a b +#define BIT(b) BITS((b), 1) + + +#endif // FAPI2_UTILS_H_ |