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Diffstat (limited to 'arch/mn10300/kernel/mn10300-serial.h')
| -rw-r--r-- | arch/mn10300/kernel/mn10300-serial.h | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/arch/mn10300/kernel/mn10300-serial.h b/arch/mn10300/kernel/mn10300-serial.h deleted file mode 100644 index 01791c68ea1f..000000000000 --- a/arch/mn10300/kernel/mn10300-serial.h +++ /dev/null @@ -1,130 +0,0 @@ -/* MN10300 On-chip serial port driver definitions - * - * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public Licence - * as published by the Free Software Foundation; either version - * 2 of the Licence, or (at your option) any later version. - */ -#ifndef _MN10300_SERIAL_H -#define _MN10300_SERIAL_H - -#ifndef __ASSEMBLY__ -#include <linux/serial_core.h> -#include <linux/termios.h> -#endif - -#include <asm/page.h> -#include <asm/serial-regs.h> - -#define NR_PORTS 3 /* should be set 3 or 9 or 16 */ - -#define MNSC_BUFFER_SIZE +(PAGE_SIZE / 2) - -/* intr_flags bits */ -#define MNSCx_RX_AVAIL 0x01 -#define MNSCx_RX_OVERF 0x02 -#define MNSCx_TX_SPACE 0x04 -#define MNSCx_TX_EMPTY 0x08 - -/* tx_flags bits */ -#define MNSCx_TX_BREAK 0x01 -#define MNSCx_TX_STOP 0x02 - -#ifndef __ASSEMBLY__ - -struct mn10300_serial_port { - char *rx_buffer; /* reception buffer base */ - unsigned rx_inp; /* pointer to rx input offset */ - unsigned rx_outp; /* pointer to rx output offset */ - u8 tx_xchar; /* high-priority XON/XOFF buffer */ - u8 tx_flags; /* transmit break/stop request */ - u8 intr_flags; /* interrupt flags */ - volatile u16 *rx_icr; /* Rx interrupt control register */ - volatile u16 *tx_icr; /* Tx interrupt control register */ - int rx_irq; /* reception IRQ */ - int tx_irq; /* transmission IRQ */ - int tm_irq; /* timer IRQ */ - - const char *name; /* name of serial port */ - const char *rx_name; /* Rx interrupt handler name of serial port */ - const char *tx_name; /* Tx interrupt handler name of serial port */ - const char *tm_name; /* Timer interrupt handler name */ - unsigned short type; /* type of serial port */ - unsigned char isconsole; /* T if it's a console */ - volatile void *_iobase; /* pointer to base of I/O control regs */ - volatile u16 *_control; /* control register pointer */ - volatile u8 *_status; /* status register pointer */ - volatile u8 *_intr; /* interrupt register pointer */ - volatile u8 *_rxb; /* receive buffer register pointer */ - volatile u8 *_txb; /* transmit buffer register pointer */ - volatile u16 *_tmicr; /* timer interrupt control register */ - volatile u8 *_tmxmd; /* baud rate timer mode register */ - volatile u16 *_tmxbr; /* baud rate timer base register */ - - /* this must come down here so that assembly can use BSET to access the - * above fields */ - struct uart_port uart; - - unsigned short rx_brk; /* current break reception status */ - u16 tx_cts; /* current CTS status */ - int gdbstub; /* preemptively stolen by GDB stub */ - - u8 clock_src; /* clock source */ -#define MNSCx_CLOCK_SRC_IOCLK 0 -#define MNSCx_CLOCK_SRC_IOBCLK 1 - - u8 div_timer; /* timer used as divisor */ -#define MNSCx_DIV_TIMER_16BIT 0 -#define MNSCx_DIV_TIMER_8BIT 1 - - u16 options; /* options */ -#define MNSCx_OPT_CTS 0x0001 - - unsigned long ioclk; /* base clock rate */ -}; - -#ifdef CONFIG_MN10300_TTYSM0 -extern struct mn10300_serial_port mn10300_serial_port_sif0; -#endif - -#ifdef CONFIG_MN10300_TTYSM1 -extern struct mn10300_serial_port mn10300_serial_port_sif1; -#endif - -#ifdef CONFIG_MN10300_TTYSM2 -extern struct mn10300_serial_port mn10300_serial_port_sif2; -#endif - -extern struct mn10300_serial_port *mn10300_serial_ports[]; - -struct mn10300_serial_int { - struct mn10300_serial_port *port; - asmlinkage void (*vdma)(void); -}; - -extern struct mn10300_serial_int mn10300_serial_int_tbl[]; - -extern asmlinkage void mn10300_serial_vdma_interrupt(void); -extern asmlinkage void mn10300_serial_vdma_rx_handler(void); -extern asmlinkage void mn10300_serial_vdma_tx_handler(void); - -#endif /* __ASSEMBLY__ */ - -#if defined(CONFIG_GDBSTUB_ON_TTYSM0) -#define SCgSTR SC0STR -#define SCgRXB SC0RXB -#define SCgRXIRQ SC0RXIRQ -#elif defined(CONFIG_GDBSTUB_ON_TTYSM1) -#define SCgSTR SC1STR -#define SCgRXB SC1RXB -#define SCgRXIRQ SC1RXIRQ -#elif defined(CONFIG_GDBSTUB_ON_TTYSM2) -#define SCgSTR SC2STR -#define SCgRXB SC2RXB -#define SCgRXIRQ SC2RXIRQ -#endif - -#endif /* _MN10300_SERIAL_H */ |