projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| c6e3fd22 WH |
1 | #ifndef _SPEAKUP_SERIAL_H |
| 2 | #define _SPEAKUP_SERIAL_H | |
| 3 | ||
| 4b71598b | 4 | #include <linux/serial.h> /* for rs_table, serial constants */ |
| c6e3fd22 | 5 | #include <linux/serial_reg.h> /* for more serial constants */ |
| c6e3fd22 WH |
6 | #ifndef __sparc__ |
| 7 | #include <asm/serial.h> | |
| 8 | #endif | |
| 9 | ||
| 3ee0017e JS |
10 | /* |
| 11 | * this is cut&paste from 8250.h. Get rid of the structure, the definitions | |
| 12 | * and this whole broken driver. | |
| 13 | */ | |
| 14 | struct old_serial_port { | |
| 15 | unsigned int uart; /* unused */ | |
| 16 | unsigned int baud_base; | |
| 17 | unsigned int port; | |
| 18 | unsigned int irq; | |
| 19 | unsigned int flags; /* unused */ | |
| 20 | }; | |
| 21 | ||
| c6e3fd22 WH |
22 | /* countdown values for serial timeouts in us */ |
| 23 | #define SPK_SERIAL_TIMEOUT 100000 | |
| 24 | /* countdown values transmitter/dsr timeouts in us */ | |
| 25 | #define SPK_XMITR_TIMEOUT 100000 | |
| 26 | /* countdown values cts timeouts in us */ | |
| 27 | #define SPK_CTS_TIMEOUT 100000 | |
| 28 | /* check ttyS0 ... ttyS3 */ | |
| 29 | #define SPK_LO_TTY 0 | |
| 30 | #define SPK_HI_TTY 3 | |
| 31 | /* # of timeouts permitted before disable */ | |
| 32 | #define NUM_DISABLE_TIMEOUTS 3 | |
| 33 | /* buffer timeout in ms */ | |
| 34 | #define SPK_TIMEOUT 100 | |
| 35 | #define BOTH_EMPTY (UART_LSR_TEMT | UART_LSR_THRE) | |
| 36 | ||
| 37 | #define spk_serial_tx_busy() ((inb(speakup_info.port_tts + UART_LSR) & BOTH_EMPTY) != BOTH_EMPTY) | |
| 38 | ||
| c6e3fd22 | 39 | #endif |