diff options
Diffstat (limited to 'board/bmw/ns16550.h')
| -rw-r--r-- | board/bmw/ns16550.h | 85 |
1 files changed, 42 insertions, 43 deletions
diff --git a/board/bmw/ns16550.h b/board/bmw/ns16550.h index 0b7b3896f9c..104f45bfb03 100644 --- a/board/bmw/ns16550.h +++ b/board/bmw/ns16550.h @@ -12,20 +12,19 @@ */ -struct NS16550 - { - unsigned char rbrthrdlb; /* 0 */ - unsigned char ierdmb; /* 1 */ - unsigned char iirfcrafr; /* 2 */ - unsigned char lcr; /* 3 */ - unsigned char mcr; /* 4 */ - unsigned char lsr; /* 5 */ - unsigned char msr; /* 6 */ - unsigned char scr; /* 7 */ - unsigned char reserved[2]; /* 8 & 9 */ - unsigned char dsr; /* 10 */ - unsigned char dcr; /* 11 */ - }; +struct NS16550 { + unsigned char rbrthrdlb; /* 0 */ + unsigned char ierdmb; /* 1 */ + unsigned char iirfcrafr; /* 2 */ + unsigned char lcr; /* 3 */ + unsigned char mcr; /* 4 */ + unsigned char lsr; /* 5 */ + unsigned char msr; /* 6 */ + unsigned char scr; /* 7 */ + unsigned char reserved[2]; /* 8 & 9 */ + unsigned char dsr; /* 10 */ + unsigned char dcr; /* 11 */ +}; #define rbr rbrthrdlb @@ -37,44 +36,44 @@ struct NS16550 #define fcr iirfcrafr #define afr iirfcrafr -#define FCR_FIFO_EN 0x01 /*fifo enable*/ -#define FCR_RXSR 0x02 /*reciever soft reset*/ -#define FCR_TXSR 0x04 /*transmitter soft reset*/ -#define FCR_DMS 0x08 /* DMA Mode Select */ +#define FCR_FIFO_EN 0x01 /*fifo enable */ +#define FCR_RXSR 0x02 /*reciever soft reset */ +#define FCR_TXSR 0x04 /*transmitter soft reset */ +#define FCR_DMS 0x08 /* DMA Mode Select */ -#define MCR_RTS 0x02 /* Readyu to Send */ +#define MCR_RTS 0x02 /* Readyu to Send */ #define MCR_LOOP 0x10 /* Local loopback mode enable */ /* #define MCR_DTR 0x01 noton 8245 duart */ /* #define MCR_DMA_EN 0x04 noton 8245 duart */ /* #define MCR_TX_DFR 0x08 noton 8245 duart */ -#define LCR_WLS_MSK 0x03 /* character length slect mask*/ -#define LCR_WLS_5 0x00 /* 5 bit character length */ -#define LCR_WLS_6 0x01 /* 6 bit character length */ -#define LCR_WLS_7 0x02 /* 7 bit character length */ -#define LCR_WLS_8 0x03 /* 8 bit character length */ -#define LCR_STB 0x04 /* Number of stop Bits, off = 1, on = 1.5 or 2) */ -#define LCR_PEN 0x08 /* Parity eneble*/ -#define LCR_EPS 0x10 /* Even Parity Select*/ -#define LCR_STKP 0x20 /* Stick Parity*/ -#define LCR_SBRK 0x40 /* Set Break*/ -#define LCR_BKSE 0x80 /* Bank select enable - aka DLAB on 8245 */ +#define LCR_WLS_MSK 0x03 /* character length slect mask */ +#define LCR_WLS_5 0x00 /* 5 bit character length */ +#define LCR_WLS_6 0x01 /* 6 bit character length */ +#define LCR_WLS_7 0x02 /* 7 bit character length */ +#define LCR_WLS_8 0x03 /* 8 bit character length */ +#define LCR_STB 0x04 /* Number of stop Bits, off = 1, on = 1.5 or 2) */ +#define LCR_PEN 0x08 /* Parity eneble */ +#define LCR_EPS 0x10 /* Even Parity Select */ +#define LCR_STKP 0x20 /* Stick Parity */ +#define LCR_SBRK 0x40 /* Set Break */ +#define LCR_BKSE 0x80 /* Bank select enable - aka DLAB on 8245 */ -#define LSR_DR 0x01 /* Data ready */ -#define LSR_OE 0x02 /* Overrun */ -#define LSR_PE 0x04 /* Parity error */ -#define LSR_FE 0x08 /* Framing error */ -#define LSR_BI 0x10 /* Break */ -#define LSR_THRE 0x20 /* Xmit holding register empty */ -#define LSR_TEMT 0x40 /* Xmitter empty */ -#define LSR_ERR 0x80 /* Error */ +#define LSR_DR 0x01 /* Data ready */ +#define LSR_OE 0x02 /* Overrun */ +#define LSR_PE 0x04 /* Parity error */ +#define LSR_FE 0x08 /* Framing error */ +#define LSR_BI 0x10 /* Break */ +#define LSR_THRE 0x20 /* Xmit holding register empty */ +#define LSR_TEMT 0x40 /* Xmitter empty */ +#define LSR_ERR 0x80 /* Error */ /* useful defaults for LCR*/ #define LCR_8N1 0x03 -volatile struct NS16550 * NS16550_init(int chan, int baud_divisor); -void NS16550_putc(volatile struct NS16550 *com_port, unsigned char c); -unsigned char NS16550_getc(volatile struct NS16550 *com_port); -int NS16550_tstc(volatile struct NS16550 *com_port); -void NS16550_reinit(volatile struct NS16550 *com_port, int baud_divisor); +volatile struct NS16550 *NS16550_init (int chan, int baud_divisor); +void NS16550_putc (volatile struct NS16550 *com_port, unsigned char c); +unsigned char NS16550_getc (volatile struct NS16550 *com_port); +int NS16550_tstc (volatile struct NS16550 *com_port); +void NS16550_reinit (volatile struct NS16550 *com_port, int baud_divisor); |