From 12ae6d9e06e204ffec3669b22b91d4932b3c90e5 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Mon, 15 Oct 2001 18:01:12 +0000 Subject: 2001-10-15 Ralf Corsepius * include/sh4uart.h: move to include/sh/sh4uart.h. * include/ispsh7750.h: move to include/rtems/score/ispsh7750.h. * include/iosh7750.h: move include/rtems/score/iosh7750.h. * include/sh7750_regs.h: move to include/rtems/score/sh7750_regs.h. * include/rtems/score/ipl.h: move to include/rtems/score/ipl.h. * include/rtems/score/sh4_regs.h: Reintroduce from Alexandra Kossovsky's original sources. * include/Makefile.am: reflect changes above, remove EXTRA_DIST, require automake 1.5. * sci/Makefile.am: Disable compilation of console.c. * sci/sh4uart.c: include , add SH7750_SCSMR_CHK_S, remove SH4_CPU_HZ_Frequency; * score/isph7750.c: Remove #if !defined(sh7750), include sh4_regs.h. --- c/src/lib/libcpu/sh/sh7750/include/sh4uart.h | 178 --------------------------- 1 file changed, 178 deletions(-) delete mode 100644 c/src/lib/libcpu/sh/sh7750/include/sh4uart.h (limited to 'c/src/lib/libcpu/sh/sh7750/include/sh4uart.h') diff --git a/c/src/lib/libcpu/sh/sh7750/include/sh4uart.h b/c/src/lib/libcpu/sh/sh7750/include/sh4uart.h deleted file mode 100644 index 7aa59fbb48..0000000000 --- a/c/src/lib/libcpu/sh/sh7750/include/sh4uart.h +++ /dev/null @@ -1,178 +0,0 @@ -/* - * Generic UART Serial driver for SH-4 processors definitions - * - * Copyright (C) 2000 OKTET Ltd., St.-Petersburg, Russian Fed. - * Author: Alexandra Kossovsky - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * - * http://www.OARcorp.com/rtems/license.html. - * - * @(#) $Id$ - * - */ - -#ifndef __SH4UART_H__ -#define __SH4UART_H__ - -#include "bsp.h" -#include "rtems/score/sh7750_regs.h" - - -/* - * Define this to work from gdb stub - */ -#define SH4_WITH_IPL - -#define SH4_SCI 1 /* Serial Communication Interface - SCI */ -#define SH4_SCIF 2 /* Serial Communication Interface with FIFO - SCIF */ -#define TRANSMIT_TRIGGER_VALUE(ttrg) ((ttrg) == SH7750_SCFCR2_RTRG_1 ? 1 : \ - (ttrg) == SH7750_SCFCR2_RTRG_4 ? 4 : \ - (ttrg) == SH7750_SCFCR2_RTRG_8 ? 8 : 14) - -/* - * Macros to call UART registers - */ -#define SCRDR(n) (*(volatile rtems_unsigned8 *)SH7750_SCRDR(n)) -#define SCRDR1 SCRDR(1) -#define SCRDR2 SCRDR(2) -#define SCTDR(n) (*(volatile rtems_unsigned8 *)SH7750_SCTDR(n)) -#define SCTDR1 SCTDR(1) -#define SCTDR2 SCTDR(2) -#define SCSMR(n) ((n) == 1 ? *(volatile rtems_unsigned8 *)SH7750_SCSMR1 : \ - *(volatile rtems_unsigned16 *)SH7750_SCSMR2) -#define SCSMR1 SCSMR(1) -#define SCSMR2 SCSMR(2) -#define SCSCR(n) ((n) == 1 ? *(volatile rtems_unsigned8 *)SH7750_SCSCR1 : \ - *(volatile rtems_unsigned16 *)SH7750_SCSCR2) -#define SCSCR1 SCSCR(1) -#define SCSCR2 SCSCR(2) -#define SCSSR(n) ((n) == 1 ? *(volatile rtems_unsigned8 *)SH7750_SCSSR1 : \ - *(volatile rtems_unsigned16 *)SH7750_SCSSR2) -#define SCSSR1 SCSSR(1) -#define SCSSR2 SCSSR(2) -#define SCSPTR1 (*(volatile rtems_unsigned8 *)SH7750_SCSPTR1) -#define SCSPTR2 (*(volatile rtems_unsigned16 *)SH7750_SCSPTR2) -#define SCBRR(n) (*(volatile rtems_unsigned8 *)SH7750_SCBRR(n)) -#define SCBRR1 SCBRR(1) -#define SCBRR2 SCBRR(2) -#define SCFCR2 (*(volatile rtems_unsigned16 *)SH7750_SCFCR2) -#define SCFDR2 (*(volatile rtems_unsigned16 *)SH7750_SCFDR2) -#define SCLSR2 (*(volatile rtems_unsigned16 *)SH7750_SCLSR2) - -#define IPRB (*(volatile rtems_unsigned16 *)SH7750_IPRB) -#define IPRC (*(volatile rtems_unsigned16 *)SH7750_IPRC) - -/* - * The following structure is a descriptor of single UART channel. - * It contains the initialization information about channel and - * current operating values - */ -typedef struct sh4uart { - rtems_unsigned8 chn; /* UART channel number */ - rtems_unsigned8 int_driven; /* UART interrupt vector number, or - 0 if polled I/O */ - void *tty; /* termios channel descriptor */ - - volatile const char *tx_buf; /* Transmit buffer from termios */ - volatile rtems_unsigned32 tx_buf_len; /* Transmit buffer length */ - volatile rtems_unsigned32 tx_ptr; /* Index of next char to transmit*/ - - rtems_isr_entry old_handler_transmit; /* Saved interrupt handlers */ - rtems_isr_entry old_handler_receive; - - tcflag_t c_iflag; /* termios input mode flags */ - rtems_boolean parerr_mark_flag; /* Parity error processing state */ -} sh4uart; - -/* - * Functions from sh4uart.c - */ - -/* sh4uart_init -- - * This function verifies the input parameters and perform initialization - * of the Motorola Coldfire on-chip UART descriptor structure. - * - */ -rtems_status_code -sh4uart_init(sh4uart *uart, void *tty, int chn, int int_driven); - -/* sh4uart_reset -- - * This function perform the hardware initialization of Motorola - * Coldfire processor on-chip UART controller using parameters - * filled by the sh4uart_init function. - */ -rtems_status_code -sh4uart_reset(sh4uart *uart); - -/* sh4uart_disable -- - * This function disable the operations on Motorola Coldfire UART - * controller - */ -rtems_status_code -sh4uart_disable(sh4uart *uart); - -/* sh4uart_set_attributes -- - * This function parse the termios attributes structure and perform - * the appropriate settings in hardware. - */ -rtems_status_code -sh4uart_set_attributes(sh4uart *mcf, const struct termios *t); - -/* sh4uart_poll_read -- - * This function tried to read character from MCF UART and perform - * error handling. - */ -int -sh4uart_poll_read(sh4uart *uart); - -#ifdef SH4_WITH_IPL -/* ipl_console_poll_read -- - * This function tried to read character from MCF UART over SH-IPL. - */ -int -ipl_console_poll_read(int minor); - -/* sh4uart_interrupt_write -- - * This function initiate transmitting of the buffer in interrupt mode. - */ -rtems_status_code -sh4uart_interrupt_write(sh4uart *uart, const char *buf, int len); - -/* sh4uart_poll_write -- - * This function transmit buffer byte-by-byte in polling mode. - */ -int -sh4uart_poll_write(sh4uart *uart, const char *buf, int len); - -/* ipl_console_poll_write -- - * This function transmit buffer byte-by-byte in polling mode over SH-IPL. - */ -int -ipl_console_poll_write(int minor, const char *buf, int len); - -/* - * ipl_finish -- - * Says gdb that program finished to get out from it. - */ -extern void ipl_finish(void); -#endif - -/* sh4uart_stop_remote_tx -- - * This function stop data flow from remote device. - */ -rtems_status_code -sh4uart_stop_remote_tx(sh4uart *uart); - -/* sh4uart_start_remote_tx -- - * This function resume data flow from remote device. - */ -rtems_status_code -sh4uart_start_remote_tx(sh4uart *uart); - -/* Descriptor structures for two on-chip UART channels */ -extern sh4uart sh4_uarts[2]; - -#endif - -- cgit v1.2.3