+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
/*
* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
* Author(s): Antonio Borneo <borneo.antonio@gmail.com> for STMicroelectronics
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
#ifndef OPENOCD_HELPER_BITS_H
#define OPENOCD_HELPER_BITS_H
+#include <helper/replacements.h>
#include <helper/types.h>
#define BIT(nr) (1UL << (nr))
+#define BIT_ULL(nr) (1ULL << (nr))
#define BITS_PER_BYTE 8
#define BITS_PER_LONG (BITS_PER_BYTE * sizeof(long))
+#define BITS_PER_LONG_LONG (BITS_PER_BYTE * sizeof(long long))
+#define GENMASK(h, l) (((~0UL) - (1UL << (l)) + 1) & (~0UL >> (BITS_PER_LONG - 1 - (h))))
+#define GENMASK_ULL(h, l) (((~0ULL) - (1ULL << (l)) + 1) & (~0ULL >> (BITS_PER_LONG_LONG - 1 - (h))))
#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long))
#define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG))
#define BIT_WORD(nr) ((nr) / BITS_PER_LONG)
/**
* bitmap_zero - Clears all the bits in memory
- * @dst: the address of the bitmap
- * @nbits: the number of bits to clear
+ * @param dst the address of the bitmap
+ * @param nbits the number of bits to clear
*/
static inline void bitmap_zero(unsigned long *dst, unsigned int nbits)
{
/**
* clear_bit - Clear a bit in memory
- * @nr: the bit to set
- * @addr: the address to start counting from
+ * @param nr the bit to set
+ * @param addr the address to start counting from
*/
static inline void clear_bit(unsigned int nr, volatile unsigned long *addr)
{
/**
* set_bit - Set a bit in memory
- * @nr: the bit to set
- * @addr: the address to start counting from
+ * @param nr the bit to set
+ * @param addr the address to start counting from
*/
static inline void set_bit(unsigned int nr, volatile unsigned long *addr)
{
/**
* test_bit - Determine whether a bit is set
- * @nr: bit number to test
- * @addr: Address to start counting from
+ * @param nr bit number to test
+ * @param addr Address to start counting from
*/
static inline int test_bit(unsigned int nr, const volatile unsigned long *addr)
{