34 lines
1.4 KiB
C
34 lines
1.4 KiB
C
/*
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* hw_reg_access.h.h
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*/
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/* (c) Texas Instruments 2009-2013, All rights reserved. */
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#ifndef _HW_REG_ACCESS_H_
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#define _HW_REG_ACCESS_H_
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/*******************************************************************************
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*
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* Macros for hardware access, both direct and via the bit-band region.
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*
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*****************************************************************************/
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#define HWREG(x) \
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(*((volatile uint32 *)(x)))
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#define HWREGH(x) \
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(*((volatile uint16 *)(x)))
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#define HWREGB(x) \
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(*((volatile uint8 *)(x)))
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#define HWREGBITW(x, b) \
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HWREG(((uint32)(x) & 0xF0000000U) | 0x02000000U | \
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(((uint32)(x) & 0x000FFFFFU) << 5U) | ((b) << 2U))
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#define HWREGBITH(x, b) \
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HWREGH(((uint32)(x) & 0xF0000000U) | 0x02000000U | \
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(((uint32)(x) & 0x000FFFFFU) << 5U) | ((b) << 2U))
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#define HWREGBITB(x, b) \
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HWREGB(((uint32)(x) & 0xF0000000U) | 0x02000000U | \
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(((uint32)(x) & 0x000FFFFFU) << 5U) | ((b) << 2U))
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#endif /* __HW_TYPES_H__ */
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