mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2026-09-22 01:04:26 +08:00
2002-10-28 Eugeny S. Mints <Eugeny.Mints@oktet.ru>
* New files: New directory ide/, ide/Makefile.am, ide/ide_ctrl_cfg.h, ide/ide_ctrl_io.h, ide/ide_ctrl.h: * configure.ac, Makefile.am: Modified to reflect changes above.
This commit is contained in:
Joel Sherrill
@@ -1,3 +1,9 @@
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2002-10-28 Eugeny S. Mints <Eugeny.Mints@oktet.ru>
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* New files: New directory ide/, ide/Makefile.am, ide/ide_ctrl_cfg.h,
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ide/ide_ctrl_io.h, ide/ide_ctrl.h:
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* configure.ac, Makefile.am: Modified to reflect changes above.
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2002-10-21 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
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* .cvsignore: Reformat.
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@@ -4,7 +4,7 @@
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ACLOCAL_AMFLAGS = -I ../../../aclocal
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SUBDIRS = rtc serial network
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SUBDIRS = rtc serial network ide
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include $(top_srcdir)/../../../automake/subdirs.am
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include $(top_srcdir)/../../../automake/local.am
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@@ -46,5 +46,6 @@ AC_CONFIG_FILES([Makefile
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network/Makefile
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rtc/Makefile
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serial/Makefile
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ide/Makefile
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])
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AC_OUTPUT
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@@ -0,0 +1,2 @@
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Makefile
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Makefile.in
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@@ -0,0 +1,23 @@
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##
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## $Id$
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##
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include_idedir = $(includedir)/libchip
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include_ide_HEADERS = ide_ctrl_cfg.h ide_ctrl.h ide_ctrl_io.h
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PREINSTALL_FILES = $(PROJECT_INCLUDE)/libchip \
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$(include_ide_HEADERS:%=$(PROJECT_INCLUDE)/libchip/%)
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$(PROJECT_INCLUDE)/libchip:
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@$(mkinstalldirs) $@
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$(PROJECT_INCLUDE)/libchip/%.h: %.h
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$(INSTALL_DATA) $< $@
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all-local: $(PREINSTALL_FILES)
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EXTRA_DIST =
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include $(top_srcdir)/../../../automake/subdirs.am
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include $(top_srcdir)/../../../automake/local.am
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@@ -0,0 +1,40 @@
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/*
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* ide_ctrl.h
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*
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* This file describes the IDE controller driver for all boards.
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*
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* Copyright (C) 2002 OKTET Ltd., St.-Petersburg, Russia
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* Author: Eugeny S. Mints <Eugeny.Mints@oktet.ru>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id$
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*/
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#ifndef __IDE_CTRL_H__
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#define __IDE_CTRL_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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rtems_device_driver ide_controller_initialize(
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rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *args);
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#define IDE_CONTROLLER_DRIVER_TABLE_ENTRY \
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{ide_controller_initialize, NULL, NULL, NULL, NULL, NULL}
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#ifdef __cplusplus
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}
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#endif
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#endif /* __IDE_CTRL_H__ */
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@@ -0,0 +1,106 @@
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/*
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* ide_ctrl_cfg.h
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*
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* LibChip library IDE controller header file - structuers used for
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* configuration and plugin interface definition.
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*
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* Copyright (C) 2002 OKTET Ltd., St.-Petersburg, Russia
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* Author: Eugeny S. Mints <Eugeny.Mints@oktet.ru>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id$
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*/
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#ifndef __IDE_CTRL_CFG_H__
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#define __IDE_CTRL_CFG_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <rtems/blkdev.h>
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/*
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* Avaible drivers for IDE controllers
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*/
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typedef enum {
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IDE_CUSTOM /* BSP specific driver */
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} ide_ctrl_devs_t;
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/*
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* Each driver for a particular controller have to provide following
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* functions in such a structure. The only field which should not be NULL
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* is contInit.
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*/
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typedef struct ide_ctrl_fns_s {
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boolean (*ctrl_probe)(int minor); /* probe routine */
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void (*ctrl_initialize)(int minor);
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int (*ctrl_control)(int minor, unsigned32 command,
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void *arg);
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/*
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* Functions which allow read/write registers of a particular controller.
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* (these functions may be used from ide_controller_read_register,
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* ide_controller_write_register)
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*/
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void (*ctrl_reg_read)(int minor, int regist, unsigned16 *value);
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void (*ctrl_reg_write)(int minor, int regist, unsigned16 value);
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/*
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* The function allows to escape overhead for read/write register
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* functions calls
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*/
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void (*ctrl_read_block)(int minor, unsigned16 block_size,
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blkdev_sg_buffer *bufs, rtems_unsigned32 *cbuf,
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rtems_unsigned32 *pos);
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void (*ctrl_write_block)(int minor, unsigned16 block_size,
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blkdev_sg_buffer *bufs, rtems_unsigned32 *cbuf,
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rtems_unsigned32 *pos);
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rtems_status_code (*ctrl_config_io_speed)(int minor,
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unsigned8 modes_available);
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} ide_ctrl_fns_t;
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/*
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* IDE Controller configuration. Table of such configurations is provided
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* by BSP
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*/
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typedef struct ide_controller_bsp_table_s {
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char *name; /* device name */
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ide_ctrl_devs_t type; /* chip type */
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ide_ctrl_fns_t *fns; /* pointer to the set of driver routines */
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boolean (*probe)(int minor); /* probe routine */
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unsigned8 status; /* initialized/non initialized. Should be set
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* to zero by static initialization
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*/
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unsigned32 port1; /* port number for the port of the device */
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rtems_boolean int_driven; /* interrupt/poll driven */
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rtems_vector_number int_vec; /* the interrupt vector of the device */
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void *params; /* contains either device specific data or a
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* pointer to s device specific information
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* table
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*/
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} ide_controller_bsp_table_t;
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/* IDE controllers Table */
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extern ide_controller_bsp_table_t IDE_Controller_Table[];
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/* Number of rows in IDE_Controller_Table */
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extern unsigned long IDE_Controller_Count;
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#define IDE_CTRL_MAX_MINOR_NUMBER 4
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#define IDE_CTRL_NON_INITIALIZED 0
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#define IDE_CTRL_INITIALIZED 1
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#ifdef __cplusplus
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}
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#endif
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#endif /* __IDE_CTRL_CFG_H__ */
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@@ -0,0 +1,185 @@
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/*
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* ide_ctrl_io.h
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*
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* LibChip library IDE controller header file - IO operations defined for
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* IDE controllers.
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*
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* Copyright (C) 2002 OKTET Ltd., St.-Petersburg, Russia
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* Author: Eugeny S. Mints <Eugeny.Mints@oktet.ru>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id$
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*/
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#ifndef __IDE_CTRL_IO_H__
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#define __IDE_CTRL_IO_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <rtems/blkdev.h>
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/* Command Block Registers */
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#define IDE_REGISTER_DATA 0
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#define IDE_REGISTER_ERROR 1
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#define IDE_REGISTER_FEATURES IDE_REGISTER_ERROR
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#define IDE_REGISTER_SECTOR_COUNT 2
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#define IDE_REGISTER_SECTOR_NUMBER 3
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#define IDE_REGISTER_LBA0 IDE_REGISTER_SECTOR_NUMBER
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#define IDE_REGISTER_CYLINDER_LOW 4
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#define IDE_REGISTER_LBA1 IDE_REGISTER_CYLINDER_LOW
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#define IDE_REGISTER_CYLINDER_HIGH 5
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#define IDE_REGISTER_LBA2 IDE_REGISTER_CYLINDER_HIGH
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#define IDE_REGISTER_DEVICE_HEAD 6
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#define IDE_REGISTER_LBA3 IDE_REGISTER_DEVICE_HEAD
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#define IDE_REGISTER_STATUS 7
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#define IDE_REGISTER_COMMAND IDE_REGISTER_STATUS
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/* Control Block Registers */
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#define IDE_REGISTER_ALTERNATE_STATUS 6
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#define IDE_REGISTER_DEVICE_CONTROL IDE_REGISTER_ALTERNATE_STATUS
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/* offsets used to access registers */
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#define IDE_REGISTER_DEVICE_CONTROL_OFFSET 8
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#define IDE_REGISTER_ALTERNATE_STATUS_OFFSET IDE_REGISTER_DEVICE_CONTROL_OFFSET
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#define IDE_REGISTER_DATA_BYTE 9
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#define IDE_REGISTER_DATA_WORD 10
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/*
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* Registers bits
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*/
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#define IDE_REGISTER_STATUS_BSY 0x80 /* Busy bit */
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#define IDE_REGISTER_STATUS_DRDY 0x40 /* Device ready */
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#define IDE_REGISTER_STATUS_DF 0x20 /* Device fault */
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#define IDE_REGISTER_STATUS_DSC 0x10 /* Device seek complete-- */
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/* obsolete */
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#define IDE_REGISTER_STATUS_DRQ 0x08 /* Data request */
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#define IDE_REGISTER_STATUS_CORR 0x04 /* Corrected data-- */
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/* vendor specific--obsolete */
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#define IDE_REGISTER_STATUS_IDX 0x02 /* Index-- */
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/* vendor specific--obsolete */
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#define IDE_REGISTER_STATUS_ERR 0x01 /* Error */
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#define IDE_REGISTER_DEVICE_CONTROL_SRST 0x04 /* Host software reset bit */
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#define IDE_REGISTER_DEVICE_CONTROL_nIEN 0x02 /* Negated interrupt enable */
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#define IDE_REGISTER_DEVICE_HEAD_L 0x40 /* LBA mode bit */
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#define IDE_REGISTER_DEVICE_HEAD_DEV 0x10 /* Device0/Device1 bit */
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#define IDE_REGISTER_DEVICE_HEAD_DEV_POS 4 /* Dev0/Dev1 bit position */
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#define IDE_REGISTER_DEVICE_HEAD_HS 0x0f /* Head/LBA24_27 bits */
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#define IDE_REGISTER_LBA3_L 0x40
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#define IDE_REGISTER_LBA3_DEV 0x10
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#define IDE_REGISTER_LBA3_LBA 0x0f
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#define IDE_REGISTER_ERROR_ICRC 0x80 /* Interface CRC error on */
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/* UDMA data transfer */
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#define IDE_REGISTER_ERROR_UNC 0x40 /* Uncorrectable data error */
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#define IDE_REGISTER_ERROR_WP 0x40 /* Write protect */
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#define IDE_REGISTER_ERROR_MC 0x20 /* Media changed */
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#define IDE_REGISTER_ERROR_IDNF 0x10 /* Sector ID not found */
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#define IDE_REGISTER_ERROR_MCR 0x08 /* Media change requested */
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#define IDE_REGISTER_ERROR_ABRT 0x04 /* Aborted command */
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#define IDE_REGISTER_ERROR_NM 0x02 /* No media */
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#define IDE_REGISTER_ERROR_AMNF 0x01 /* Address mark not found */
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/* --obsolette in ATA-4 */
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#define IDE_REGISTER_ERROR_MED 0x01 /* Media error is detected */
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/*
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* ide_controller_read_data_block --
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* Read data block via controller's data register
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*
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* PARAMETERS:
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* minor - minor number of controller
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* block_size - number of bytes to read
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* bufs - set of buffers to store data
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* cbuf - number of current buffer from the set
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* pos - position inside current buffer 'cbuf'
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*
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* RETURNS:
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* NONE
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*/
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void
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ide_controller_read_data_block(rtems_device_minor_number minor,
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unsigned16 block_size,
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blkdev_sg_buffer *bufs,
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rtems_unsigned32 *cbuf,
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rtems_unsigned32 *pos);
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/*
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* ide_controller_write_data_block --
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* Write data block via controller's data register
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*
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* PARAMETERS:
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* minor - minor number of controller
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* block_size - number of bytes to write
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* bufs - set of buffers which store data
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* cbuf - number of current buffer from the set
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* pos - position inside current buffer 'cbuf'
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*
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* RETURNS:
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* NONE
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*/
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void
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ide_controller_write_data_block(rtems_device_minor_number minor,
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unsigned16 block_size,
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blkdev_sg_buffer *bufs,
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rtems_unsigned32 *cbuf,
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rtems_unsigned32 *pos);
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/*
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* ide_controller_read_register --
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* Read controller's register
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*
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* PARAMETERS:
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* minor - minor number of controller
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* reg - register to read
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* value - placeholder for result
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*
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* RETURNS
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* NONE
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*/
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void
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ide_controller_read_register(rtems_device_minor_number minor,
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int reg,
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unsigned16 *value);
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/*
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* ide_controller_write_register --
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* Write controller's register
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*
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* PARAMETERS:
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* minor - minor number of controller
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* reg - register to write
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* value - value to write
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*
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* RETURNS:
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* NONE
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*/
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void
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ide_controller_write_register(rtems_device_minor_number minor,
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int reg, unsigned16 value);
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/*
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* ide_controller_config_io_speed --
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* Set controller's speed of IO operations
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*
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* PARAMETERS:
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* minor - minor number of controller
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* modes_avaible - speeds available
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*
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* RETURNS:
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* RTEMS_SUCCESSFUL on success, or error code if
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* error occured
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*/
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rtems_status_code
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ide_controller_config_io_speed(int minor, unsigned8 modes_avaible);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __IDE_CTRL_IO_H__ */
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