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https://github.com/projectacrn/acrn-hypervisor.git
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abe5cb4afe
This patch cleans up the integral type violations to MISRA C rules, mostly
related to signed constants that should be unsigned but also spelling out two
integer narrowing and dropping some macros negating unsigned integers.
v1 -> v2:
* Drop INT_ROUNDUPx macros since they are never used.
Signed-off-by: Junjie Mao <junjie.mao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
28 lines
627 B
C
28 lines
627 B
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef UTIL_H
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#define UTIL_H
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/** Add an offset (in bytes) to an (base)address.
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*
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* @param addr Baseaddress
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* @param off Offset
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* @return Returns baseaddress + offset in bytes.
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*/
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#define ADD_OFFSET(addr, off) (void *)(((uint8_t *)(addr))+(off))
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#define offsetof(st, m) __builtin_offsetof(st, m)
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/** Roundup (x/y) to ( x/y + (x%y) ? 1 : 0) **/
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#define INT_DIV_ROUNDUP(x, y) (((x)+(y)-1)/(y))
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#define min(x, y) ((x) < (y)) ? (x) : (y)
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#define max(x, y) ((x) < (y)) ? (y) : (x)
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#endif /* UTIL_H */
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