90 lines
3.5 KiB
C
90 lines
3.5 KiB
C
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/*****************************************************************************
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Copyright 2016 Broadcom Limited. All rights reserved.
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This program is the proprietary software of Broadcom Limited and/or its
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licensors, and may only be used, duplicated, modified or distributed pursuant
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to the terms and conditions of a separate, written license agreement executed
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between you and Broadcom (an "Authorized License").
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Except as set forth in an Authorized License, Broadcom grants no license
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(express or implied), right to use, or waiver of any kind with respect to the
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Software, and Broadcom expressly reserves all rights in and to the Software
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and all intellectual property rights therein. IF YOU HAVE NO AUTHORIZED
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LICENSE, THEN YOU HAVE NO RIGHT TO USE THIS SOFTWARE IN ANY WAY, AND SHOULD
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IMMEDIATELY NOTIFY BROADCOM AND DISCONTINUE ALL USE OF THE SOFTWARE.
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Except as expressly set forth in the Authorized License,
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1. This program, including its structure, sequence and organization,
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constitutes the valuable trade secrets of Broadcom, and you shall use all
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reasonable efforts to protect the confidentiality thereof, and to use this
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information only in connection with your use of Broadcom integrated
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circuit products.
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2. TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
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AND WITH ALL FAULTS AND BROADCOM MAKES NO PROMISES, REPRESENTATIONS OR
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WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT
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TO THE SOFTWARE. BROADCOM SPECIFICALLY DISCLAIMS ANY AND ALL IMPLIED
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WARRANTIES OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A
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PARTICULAR PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS,
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QUIET ENJOYMENT, QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION.
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YOU ASSUME THE ENTIRE RISK ARISING OUT OF USE OR PERFORMANCE OF THE
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SOFTWARE.
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3. TO THE MAXIMUM EXTENT PERMITTED BY LAW, IN NO EVENT SHALL BROADCOM OR ITS
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LICENSORS BE LIABLE FOR (i) CONSEQUENTIAL, INCIDENTAL, SPECIAL, INDIRECT,
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OR EXEMPLARY DAMAGES WHATSOEVER ARISING OUT OF OR IN ANY WAY RELATING TO
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YOUR USE OF OR INABILITY TO USE THE SOFTWARE EVEN IF BROADCOM HAS BEEN
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGES; OR (ii) ANY AMOUNT IN EXCESS
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OF THE AMOUNT ACTUALLY PAID FOR THE SOFTWARE ITSELF OR U.S. $1, WHICHEVER
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IS GREATER. THESE LIMITATIONS SHALL APPLY NOTWITHSTANDING ANY FAILURE OF
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ESSENTIAL PURPOSE OF ANY LIMITED REMEDY.
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******************************************************************************/
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#ifndef IO_H
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#define IO_H
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/* Includes */
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#include <stdint.h>
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/* macros */
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/* 64 bit */
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/*---------------TBD----------------------*/
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#define read64(addr) 0 /*--TBD--*/
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#define write64(addr, msw, lsw)
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/* 32 bit */
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#define readl(addr) \
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(*((const volatile uint32_t *) (addr)))
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#define writel(addr, val) \
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(*((volatile uint32_t *) (addr)) = (uint32_t)(val))
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/* 16 bit */
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#define readw(addr) \
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(*((const volatile uint16_t *) (addr)))
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#define writew(addr, val) \
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(*((volatile uint16_t *) (addr)) = (uint16_t)(val))
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/* 8-bit */
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#define readb(addr) \
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(*((const volatile uint8_t *) (addr)))
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#define writeb(addr, val) \
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(*((volatile uint8_t *) (addr)) = (uint8_t)(val))
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/* Wrappers */
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#define reg_read64(addr) read64(addr)
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#define reg_write64(addr, msw, lsw) write64(addr, msw, lsw)
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#define reg_read32(addr) readl(addr)
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#define reg_write32(addr, val) writel(addr, val)
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#define reg_read16(addr) readw(addr)
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#define reg_write16(addr, val) writew(addr, val)
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#define reg_read8(addr) readb(addr)
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#define reg_write8(addr, val) writeb(addr, val)
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#endif /* IO_H */
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