forked from Imagelibrary/rtems
78 lines
1.5 KiB
C
78 lines
1.5 KiB
C
/**
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* @file
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* @ingroup uart
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*/
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/*
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* COPYRIGHT (c) 2007.
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* Gaisler Research
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*
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*/
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#ifndef __APBUART_H__
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#define __APBUART_H__
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/**
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* @defgroup uart UART
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*
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* @ingroup RTEMSBSPsSharedGRLIB
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*
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* @brief Driver interface for APBUART
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*
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* @{
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*/
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#include "ambapp.h"
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#include "grlib.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define APBUART_CTRL_RE 0x1
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#define APBUART_CTRL_TE 0x2
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#define APBUART_CTRL_RI 0x4
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#define APBUART_CTRL_TI 0x8
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#define APBUART_CTRL_PS 0x10
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#define APBUART_CTRL_PE 0x20
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#define APBUART_CTRL_FL 0x40
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#define APBUART_CTRL_LB 0x80
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#define APBUART_CTRL_EC 0x100
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#define APBUART_CTRL_TF 0x200
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#define APBUART_CTRL_RF 0x400
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#define APBUART_CTRL_DB 0x800
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#define APBUART_CTRL_BI 0x1000
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#define APBUART_CTRL_DI 0x2000
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#define APBUART_CTRL_FA 0x80000000
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#define APBUART_STATUS_DR 0x1
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#define APBUART_STATUS_TS 0x2
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#define APBUART_STATUS_TE 0x4
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#define APBUART_STATUS_BR 0x8
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#define APBUART_STATUS_OV 0x10
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#define APBUART_STATUS_PE 0x20
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#define APBUART_STATUS_FE 0x40
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#define APBUART_STATUS_ERR 0x78
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#define APBUART_STATUS_TH 0x80
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#define APBUART_STATUS_RH 0x100
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#define APBUART_STATUS_TF 0x200
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#define APBUART_STATUS_RF 0x400
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void apbuart_outbyte_wait(const struct apbuart_regs *regs);
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void apbuart_outbyte_polled(struct apbuart_regs *regs, char ch);
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int apbuart_inbyte_nonblocking(struct apbuart_regs *regs);
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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#endif /* __APBUART_H__ */
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