projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1965aae3 PA |
1 | #ifndef _ASM_X86_SERIAL_H |
| 2 | #define _ASM_X86_SERIAL_H | |
| 217d115c RD |
3 | |
| 4 | /* | |
| 5 | * This assumes you have a 1.8432 MHz clock for your UART. | |
| 6 | * | |
| 7 | * It'd be nice if someone built a serial card with a 24.576 MHz | |
| 8 | * clock, since the 16550A is capable of handling a top speed of 1.5 | |
| 196cf358 | 9 | * megabits/second; but this requires a faster clock. |
| 217d115c | 10 | */ |
| 196cf358 | 11 | #define BASE_BAUD (1843200/16) |
| 217d115c RD |
12 | |
| 13 | /* Standard COM flags (except for COM4, because of the 8514 problem) */ | |
| 507224aa | 14 | #ifdef CONFIG_SERIAL_8250_DETECT_IRQ |
| 079119a2 AS |
15 | # define STD_COMX_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ) |
| 16 | # define STD_COM4_FLAGS (UPF_BOOT_AUTOCONF | 0 | UPF_AUTO_IRQ) | |
| 96a388de | 17 | #else |
| 079119a2 AS |
18 | # define STD_COMX_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | 0 ) |
| 19 | # define STD_COM4_FLAGS (UPF_BOOT_AUTOCONF | 0 | 0 ) | |
| 96a388de | 20 | #endif |
| 217d115c | 21 | |
| 196cf358 IM |
22 | #define SERIAL_PORT_DFNS \ |
| 23 | /* UART CLK PORT IRQ FLAGS */ \ | |
| 24 | { .uart = 0, BASE_BAUD, 0x3F8, 4, STD_COMX_FLAGS }, /* ttyS0 */ \ | |
| 25 | { .uart = 0, BASE_BAUD, 0x2F8, 3, STD_COMX_FLAGS }, /* ttyS1 */ \ | |
| 26 | { .uart = 0, BASE_BAUD, 0x3E8, 4, STD_COMX_FLAGS }, /* ttyS2 */ \ | |
| 27 | { .uart = 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */ | |
| 217d115c | 28 | |
| 1965aae3 | 29 | #endif /* _ASM_X86_SERIAL_H */ |