diff options
author | Daniel Hellstrom <daniel@gaisler.com> | 2010-01-21 16:09:37 +0100 |
---|---|---|
committer | Francois Retief <fgretief@spaceteq.co.za> | 2015-11-13 10:23:33 +0200 |
commit | f2879f5952b35009c76de92ca57d67ab628bac0c (patch) | |
tree | cd79e349a44c8ed6dfc3cead9cf69b7e37fafb52 /include/grlib/apbuart.h | |
parent | cff009ed6ff7da2e87f8213d34ed869be4373604 (diff) |
sparc: leon3: Moved GRLIB core header files to common include/grlib directory
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Diffstat (limited to 'include/grlib/apbuart.h')
-rw-r--r-- | include/grlib/apbuart.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/grlib/apbuart.h b/include/grlib/apbuart.h new file mode 100644 index 0000000000..1e1eb9a77c --- /dev/null +++ b/include/grlib/apbuart.h @@ -0,0 +1,47 @@ +/* GRLIB APBUART definitions + * + * (C) Copyright 2010, 2015 + * Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __GRLIB_APBUART_H__ +#define __GRLIB_APBUART_H__ + +/* APBUART Register map */ +typedef struct { + volatile unsigned int data; + volatile unsigned int status; + volatile unsigned int ctrl; + volatile unsigned int scaler; +} ambapp_dev_apbuart; + +/* + * The following defines the bits in the LEON UART Status Registers. + */ + +#define APBUART_STATUS_DR 0x00000001 /* Data Ready */ +#define APBUART_STATUS_TSE 0x00000002 /* TX Send Register Empty */ +#define APBUART_STATUS_THE 0x00000004 /* TX Hold Register Empty */ +#define APBUART_STATUS_BR 0x00000008 /* Break Error */ +#define APBUART_STATUS_OE 0x00000010 /* RX Overrun Error */ +#define APBUART_STATUS_PE 0x00000020 /* RX Parity Error */ +#define APBUART_STATUS_FE 0x00000040 /* RX Framing Error */ +#define APBUART_STATUS_ERR 0x00000078 /* Error Mask */ + +/* + * The following defines the bits in the LEON UART Ctrl Registers. + */ + +#define APBUART_CTRL_RE 0x00000001 /* Receiver enable */ +#define APBUART_CTRL_TE 0x00000002 /* Transmitter enable */ +#define APBUART_CTRL_RI 0x00000004 /* Receiver interrupt enable */ +#define APBUART_CTRL_TI 0x00000008 /* Transmitter interrupt enable */ +#define APBUART_CTRL_PS 0x00000010 /* Parity select */ +#define APBUART_CTRL_PE 0x00000020 /* Parity enable */ +#define APBUART_CTRL_FL 0x00000040 /* Flow control enable */ +#define APBUART_CTRL_LB 0x00000080 /* Loop Back enable */ +#define APBUART_CTRL_DBG (1<<11) /* Debug Bit used by GRMON */ + +#endif |