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40 lines
1.0 KiB
40 lines
1.0 KiB
#pragma once
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#if defined(STM32F0) || defined(STM32F1)
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#define PRSZu "u"
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#else
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#define PRSZu "zu"
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#endif
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#include <limits.h>
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#include <stdarg.h>
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#define min(x, y) ((x < y) ? (x) : (y))
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#define max(x, y) ((x > y) ? (x) : (y))
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/* Human-readable sizes */
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#define KIB 1024
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#define MIB (1024 * KIB)
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#define GIB (1024 * MIB)
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#define count_of(x) (sizeof(x) / sizeof(*(x)))
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#define container_of(ptr, type, member) \
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(type *)((char *)ptr - offsetof(type, member))
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/* Rounding */
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#define IS_ROUND(x, k) (!((x) & ((k) - 1)))
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#define ROUND_DOWN(x, k) ((x) & ~((k) - 1))
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#define ROUND_UP(x, k) (((x) + (k) - 1) & ~((k) - 1))
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#define mask(x, k) ((x) & ((1 << (k)) - 1))
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#define align(x, k) ((x) & ~((1 << (k)) - 1))
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#define align_up(x, k) align(x + ((1 << (k)) - 1), k)
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#define is_aligned(x, k) (!((x) & ((1 << (k)) - 1)))
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#define align_eq(x, y, k) (!(((x) ^ (y)) >> k))
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/* Bit manipulation */
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#define BIT_SIZE(t) (CHAR_BIT * sizeof(t))
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#define BIT(n) (1 << (n))
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#define BITS(_start, _end) ((BIT(_end) - BIT(_start)) + BIT(_end))
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#define BIT_MASK(x, k) ((x) & ((1 << (k)) - 1))
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