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author | Thomas Chou <thomas@wytron.com.tw> | 2010-05-28 02:56:50 (GMT) |
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committer | Scott McNutt <smcnutt@psyent.com> | 2010-05-28 14:56:04 (GMT) |
commit | 1117cbf2adac59050af1751af6c6a524afa5c3ef (patch) | |
tree | a53832c1bcea3180e6830e8b3f9cb41adeed2d44 /arch/nios/cpu/serial.c | |
parent | 6803336c9f21ba428f5c1b1cf825bbbac0a762e5 (diff) | |
download | u-boot-1117cbf2adac59050af1751af6c6a524afa5c3ef.tar.xz |
nios: remove nios-32 arch
The nios-32 arch is obsolete and broken. So it is removed.
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Diffstat (limited to 'arch/nios/cpu/serial.c')
-rw-r--r-- | arch/nios/cpu/serial.c | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/arch/nios/cpu/serial.c b/arch/nios/cpu/serial.c deleted file mode 100644 index 44aa600..0000000 --- a/arch/nios/cpu/serial.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * (C) Copyright 2003, Psyent Corporation <www.psyent.com> - * Scott McNutt <smcnutt@psyent.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - - -#include <common.h> -#include <watchdog.h> -#include <nios-io.h> - -DECLARE_GLOBAL_DATA_PTR; - -/*------------------------------------------------------------------ - * JTAG acts as the serial port - *-----------------------------------------------------------------*/ -#if defined(CONFIG_CONSOLE_JTAG) - -static nios_jtag_t *jtag = (nios_jtag_t *)CONFIG_SYS_NIOS_CONSOLE; - -void serial_setbrg( void ){ return; } -int serial_init( void ) { return(0);} - -void serial_putc (char c) -{ - while ((jtag->txcntl & NIOS_JTAG_TRDY) != 0) - WATCHDOG_RESET (); - jtag->txcntl = NIOS_JTAG_TRDY | (unsigned char)c; -} - -void serial_puts (const char *s) -{ - while (*s != 0) - serial_putc (*s++); -} - -int serial_tstc (void) -{ - return (jtag->rxcntl & NIOS_JTAG_RRDY); -} - -int serial_getc (void) -{ - int c; - while (serial_tstc() == 0) - WATCHDOG_RESET (); - c = jtag->rxcntl & 0x0ff; - jtag->rxcntl = 0; - return (c); -} - -/*------------------------------------------------------------------ - * UART the serial port - *-----------------------------------------------------------------*/ -#else - -static nios_uart_t *uart = (nios_uart_t *)CONFIG_SYS_NIOS_CONSOLE; - -#if defined(CONFIG_SYS_NIOS_FIXEDBAUD) - -/* Everything's already setup for fixed-baud PTF - * assignment - */ -void serial_setbrg (void){ return; } -int serial_init (void) { return (0);} - -#else - -void serial_setbrg (void) -{ - unsigned div; - - div = (CONFIG_SYS_CLK_FREQ/gd->baudrate)-1; - uart->divisor = div; - return; -} - -int serial_init (void) -{ - serial_setbrg (); - return (0); -} - -#endif /* CONFIG_SYS_NIOS_FIXEDBAUD */ - - -/*----------------------------------------------------------------------- - * UART CONSOLE - *---------------------------------------------------------------------*/ -void serial_putc (char c) -{ - if (c == '\n') - serial_putc ('\r'); - while ((uart->status & NIOS_UART_TRDY) == 0) - WATCHDOG_RESET (); - uart->txdata = (unsigned char)c; -} - -void serial_puts (const char *s) -{ - while (*s != 0) { - serial_putc (*s++); - } -} - -int serial_tstc (void) -{ - return (uart->status & NIOS_UART_RRDY); -} - -int serial_getc (void) -{ - while (serial_tstc () == 0) - WATCHDOG_RESET (); - return( uart->rxdata & 0x00ff ); -} - -#endif /* CONFIG_JTAG_CONSOLE */ |