diff options
Diffstat (limited to 'arch/mips/cobalt/promcon.c')
| -rw-r--r-- | arch/mips/cobalt/promcon.c | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/arch/mips/cobalt/promcon.c b/arch/mips/cobalt/promcon.c deleted file mode 100644 index f03df761e9f1..000000000000 --- a/arch/mips/cobalt/promcon.c +++ /dev/null | |||
| @@ -1,87 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * PROM console for Cobalt Raq2 | ||
| 3 | * | ||
| 4 | * This file is subject to the terms and conditions of the GNU General Public | ||
| 5 | * License. See the file "COPYING" in the main directory of this archive | ||
| 6 | * for more details. | ||
| 7 | * | ||
| 8 | * Copyright (C) 1995, 1996, 1997 by Ralf Baechle | ||
| 9 | * Copyright (C) 2001 by Liam Davies (ldavies@agile.tv) | ||
| 10 | * | ||
| 11 | */ | ||
| 12 | |||
| 13 | #include <linux/init.h> | ||
| 14 | #include <linux/console.h> | ||
| 15 | #include <linux/kdev_t.h> | ||
| 16 | #include <linux/serial_reg.h> | ||
| 17 | |||
| 18 | #include <asm/delay.h> | ||
| 19 | #include <asm/serial.h> | ||
| 20 | #include <asm/io.h> | ||
| 21 | |||
| 22 | static unsigned long port = 0xc800000; | ||
| 23 | |||
| 24 | static __inline__ void ns16550_cons_put_char(char ch, unsigned long ioaddr) | ||
| 25 | { | ||
| 26 | char lsr; | ||
| 27 | |||
| 28 | do { | ||
| 29 | lsr = inb(ioaddr + UART_LSR); | ||
| 30 | } while ((lsr & (UART_LSR_TEMT | UART_LSR_THRE)) != (UART_LSR_TEMT | UART_LSR_THRE)); | ||
| 31 | outb(ch, ioaddr + UART_TX); | ||
| 32 | } | ||
| 33 | |||
| 34 | static __inline__ char ns16550_cons_get_char(unsigned long ioaddr) | ||
| 35 | { | ||
| 36 | while ((inb(ioaddr + UART_LSR) & UART_LSR_DR) == 0) | ||
| 37 | udelay(1); | ||
| 38 | return inb(ioaddr + UART_RX); | ||
| 39 | } | ||
| 40 | |||
| 41 | void ns16550_console_write(struct console *co, const char *s, unsigned count) | ||
| 42 | { | ||
| 43 | char lsr, ier; | ||
| 44 | unsigned i; | ||
| 45 | |||
| 46 | ier = inb(port + UART_IER); | ||
| 47 | outb(0x00, port + UART_IER); | ||
| 48 | for (i=0; i < count; i++, s++) { | ||
| 49 | |||
| 50 | if(*s == '\n') | ||
| 51 | ns16550_cons_put_char('\r', port); | ||
| 52 | ns16550_cons_put_char(*s, port); | ||
| 53 | } | ||
| 54 | |||
| 55 | do { | ||
| 56 | lsr = inb(port + UART_LSR); | ||
| 57 | } while ((lsr & (UART_LSR_TEMT | UART_LSR_THRE)) != (UART_LSR_TEMT | UART_LSR_THRE)); | ||
| 58 | |||
| 59 | outb(ier, port + UART_IER); | ||
| 60 | } | ||
| 61 | |||
| 62 | char getDebugChar(void) | ||
| 63 | { | ||
| 64 | return ns16550_cons_get_char(port); | ||
| 65 | } | ||
| 66 | |||
| 67 | void putDebugChar(char kgdb_char) | ||
| 68 | { | ||
| 69 | ns16550_cons_put_char(kgdb_char, port); | ||
| 70 | } | ||
| 71 | |||
| 72 | static struct console ns16550_console = { | ||
| 73 | .name = "prom", | ||
| 74 | .setup = NULL, | ||
| 75 | .write = ns16550_console_write, | ||
| 76 | .flags = CON_PRINTBUFFER, | ||
| 77 | .index = -1, | ||
| 78 | }; | ||
| 79 | |||
| 80 | static int __init ns16550_setup_console(void) | ||
| 81 | { | ||
| 82 | register_console(&ns16550_console); | ||
| 83 | |||
| 84 | return 0; | ||
| 85 | } | ||
| 86 | |||
| 87 | console_initcall(ns16550_setup_console); | ||
