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Diffstat (limited to 'bsps/include/grlib/apbuart.h')
| -rw-r--r-- | bsps/include/grlib/apbuart.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/bsps/include/grlib/apbuart.h b/bsps/include/grlib/apbuart.h new file mode 100644 index 0000000000..d30ad0bcef --- /dev/null +++ b/bsps/include/grlib/apbuart.h @@ -0,0 +1,70 @@ +/** + * @file + * @ingroup sparc_bsp + * @defgroup uart UART + * @ingroup uart + * @brief Driver interface for APBUART + */ + +/* + * COPYRIGHT (c) 2007. + * Gaisler Research + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + * + */ + +#ifndef __APBUART_H__ +#define __APBUART_H__ + +#include "ambapp.h" +#include "grlib.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define APBUART_CTRL_RE 0x1 +#define APBUART_CTRL_TE 0x2 +#define APBUART_CTRL_RI 0x4 +#define APBUART_CTRL_TI 0x8 +#define APBUART_CTRL_PS 0x10 +#define APBUART_CTRL_PE 0x20 +#define APBUART_CTRL_FL 0x40 +#define APBUART_CTRL_LB 0x80 +#define APBUART_CTRL_EC 0x100 +#define APBUART_CTRL_TF 0x200 +#define APBUART_CTRL_RF 0x400 +#define APBUART_CTRL_BI 0x1000 +#define APBUART_CTRL_DI 0x2000 +#define APBUART_CTRL_FA 0x80000000 + +#define APBUART_STATUS_DR 0x1 +#define APBUART_STATUS_TS 0x2 +#define APBUART_STATUS_TE 0x4 +#define APBUART_STATUS_BR 0x8 +#define APBUART_STATUS_OV 0x10 +#define APBUART_STATUS_PE 0x20 +#define APBUART_STATUS_FE 0x40 +#define APBUART_STATUS_ERR 0x78 +#define APBUART_STATUS_TH 0x80 +#define APBUART_STATUS_RH 0x100 +#define APBUART_STATUS_TF 0x200 +#define APBUART_STATUS_RF 0x400 + +void apbuart_outbyte_polled( + struct apbuart_regs *regs, + unsigned char ch, + int do_cr_on_newline, + int wait_sent +); + +int apbuart_inbyte_nonblocking(struct apbuart_regs *regs); + +#ifdef __cplusplus +} +#endif + +#endif /* __APBUART_H__ */ |