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-rw-r--r--include/libopencm3/stm32/tools.h64
1 files changed, 0 insertions, 64 deletions
diff --git a/include/libopencm3/stm32/tools.h b/include/libopencm3/stm32/tools.h
deleted file mode 100644
index ac7f0bf..0000000
--- a/include/libopencm3/stm32/tools.h
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * This file is part of the libopencm3 project.
- *
- * Copyright (C) 2009 Piotr Esden-Tempski <piotr@esden.net>
- *
- * 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 3 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 LIBOPENCM3_TOOLS_H
-#define LIBOPENCM3_TOOLS_H
-
-/*
- * Register accessors / manipulators
- */
-
-/* Get register content. */
-#define GET_REG(REG) ((u16) *REG)
-
-/* Set register content. */
-#define SET_REG(REG, VAL) (*REG = (u16)VAL)
-
-/* Clear register bit. */
-#define CLR_REG_BIT(REG, BIT) SET_REG(REG, (~BIT))
-
-/* Clear register bit masking out some bits that must not be touched. */
-#define CLR_REG_BIT_MSK(REG, MSK, BIT) \
- SET_REG(REG, (GET_REG(REG) & MSK & (~BIT)))
-
-/* Get masked out bit value. */
-#define GET_REG_BIT(REG, BIT) (GET_REG(REG) & BIT)
-
-/*
- * Set/reset a bit in a masked window by using toggle mechanism.
- *
- * This means that we look at the bits in the bit window designated by
- * the mask. If the bit in the masked window is not matching the
- * bitmask BIT then we write 1 and if the bit in the masked window is
- * matching the bitmask BIT we write 0.
- *
- * TODO: We may need a faster implementation of that one?
- */
-#define TOG_SET_REG_BIT_MSK(REG, MSK, BIT) \
-do { \
- register u16 toggle_mask = GET_REG(REG) & (MSK); \
- register u16 bit_selector; \
- for (bit_selector = 1; bit_selector; bit_selector <<= 1) { \
- if ((bit_selector & (BIT)) != 0) \
- toggle_mask ^= bit_selector; \
- } \
- SET_REG(REG, toggle_mask); \
-} while(0)
-
-#endif