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Diffstat (limited to 'c/src/libchip/ide/ide_ctrl_io.h')
| -rw-r--r-- | c/src/libchip/ide/ide_ctrl_io.h | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/c/src/libchip/ide/ide_ctrl_io.h b/c/src/libchip/ide/ide_ctrl_io.h deleted file mode 100644 index 9534b0e88f..0000000000 --- a/c/src/libchip/ide/ide_ctrl_io.h +++ /dev/null @@ -1,186 +0,0 @@ -/* - * ide_ctrl_io.h - * - * LibChip library IDE controller header file - IO operations defined for - * IDE controllers. - * - * Copyright (C) 2002 OKTET Ltd., St.-Petersburg, Russia - * Author: Eugeny S. Mints <Eugeny.Mints@oktet.ru> - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ -#ifndef __IDE_CTRL_IO_H__ -#define __IDE_CTRL_IO_H__ - -#ifdef __cplusplus -extern "C" { -#endif - -#include <rtems/blkdev.h> - -/* Command Block Registers */ -#define IDE_REGISTER_DATA 0 -#define IDE_REGISTER_ERROR 1 -#define IDE_REGISTER_FEATURES IDE_REGISTER_ERROR -#define IDE_REGISTER_SECTOR_COUNT 2 -#define IDE_REGISTER_SECTOR_NUMBER 3 -#define IDE_REGISTER_LBA0 IDE_REGISTER_SECTOR_NUMBER -#define IDE_REGISTER_CYLINDER_LOW 4 -#define IDE_REGISTER_LBA1 IDE_REGISTER_CYLINDER_LOW -#define IDE_REGISTER_CYLINDER_HIGH 5 -#define IDE_REGISTER_LBA2 IDE_REGISTER_CYLINDER_HIGH -#define IDE_REGISTER_DEVICE_HEAD 6 -#define IDE_REGISTER_LBA3 IDE_REGISTER_DEVICE_HEAD -#define IDE_REGISTER_STATUS 7 -#define IDE_REGISTER_COMMAND IDE_REGISTER_STATUS - -/* Control Block Registers */ -#define IDE_REGISTER_ALTERNATE_STATUS 6 -#define IDE_REGISTER_DEVICE_CONTROL IDE_REGISTER_ALTERNATE_STATUS - -/* offsets used to access registers */ -#define IDE_REGISTER_DEVICE_CONTROL_OFFSET 8 -#define IDE_REGISTER_ALTERNATE_STATUS_OFFSET IDE_REGISTER_DEVICE_CONTROL_OFFSET -#define IDE_REGISTER_DATA_BYTE 9 -#define IDE_REGISTER_DATA_WORD 10 - -/* - * Registers bits - */ -#define IDE_REGISTER_STATUS_BSY 0x80 /* Busy bit */ -#define IDE_REGISTER_STATUS_DRDY 0x40 /* Device ready */ -#define IDE_REGISTER_STATUS_DF 0x20 /* Device fault */ -#define IDE_REGISTER_STATUS_DSC 0x10 /* Device seek complete-- */ - /* obsolete */ -#define IDE_REGISTER_STATUS_DRQ 0x08 /* Data request */ -#define IDE_REGISTER_STATUS_CORR 0x04 /* Corrected data-- */ - /* vendor specific--obsolete */ -#define IDE_REGISTER_STATUS_IDX 0x02 /* Index-- */ - /* vendor specific--obsolete */ -#define IDE_REGISTER_STATUS_ERR 0x01 /* Error */ - -#define IDE_REGISTER_DEVICE_CONTROL_SRST 0x04 /* Host software reset bit */ -#define IDE_REGISTER_DEVICE_CONTROL_nIEN 0x02 /* Negated interrupt enable */ - -#define IDE_REGISTER_DEVICE_HEAD_L 0x40 /* LBA mode bit */ -#define IDE_REGISTER_DEVICE_HEAD_DEV 0x10 /* Device0/Device1 bit */ -#define IDE_REGISTER_DEVICE_HEAD_DEV_POS 4 /* Dev0/Dev1 bit position */ -#define IDE_REGISTER_DEVICE_HEAD_HS 0x0f /* Head/LBA24_27 bits */ -#define IDE_REGISTER_LBA3_L 0x40 -#define IDE_REGISTER_LBA3_DEV 0x10 -#define IDE_REGISTER_LBA3_LBA 0x0f - -#define IDE_REGISTER_ERROR_ICRC (1 << 7) /* Interface CRC error on */ - /* UDMA data transfer */ -#define IDE_REGISTER_ERROR_UNC (1 << 6) /* Uncorrectable data error */ -#if CCJ_COULD_NOT_FIND_THIS_ERROR -#define IDE_REGISTER_ERROR_WP (1 << 6) /* Write protect */ -#endif -#define IDE_REGISTER_ERROR_MC (1 << 5) /* Media changed */ -#define IDE_REGISTER_ERROR_IDNF (1 << 4) /* Sector ID not found */ -#define IDE_REGISTER_ERROR_MCR (1 << 3) /* Media change requested */ - /* obsolette */ -#define IDE_REGISTER_ERROR_ABRT (1 << 2) /* Aborted command */ -#define IDE_REGISTER_ERROR_NM (1 << 1) /* No media, End of Media. */ -#define IDE_REGISTER_ERROR_AMNF (1 << 0) /* Address mark not found */ - /* --obsolette in ATA-4 */ -#define IDE_REGISTER_ERROR_MED (1 << 0) /* Media error is detected */ - -/* - * ide_controller_read_data_block -- - * Read data block via controller's data register - * - * PARAMETERS: - * minor - minor number of controller - * block_size - number of bytes to read - * bufs - set of buffers to store data - * cbuf - number of current buffer from the set - * pos - position inside current buffer 'cbuf' - * - * RETURNS: - * NONE - */ -void -ide_controller_read_data_block(rtems_device_minor_number minor, - uint32_t block_size, - rtems_blkdev_sg_buffer *bufs, - uint32_t *cbuf, - uint32_t *pos); - -/* - * ide_controller_write_data_block -- - * Write data block via controller's data register - * - * PARAMETERS: - * minor - minor number of controller - * block_size - number of bytes to write - * bufs - set of buffers which store data - * cbuf - number of current buffer from the set - * pos - position inside current buffer 'cbuf' - * - * RETURNS: - * NONE - */ -void -ide_controller_write_data_block(rtems_device_minor_number minor, - uint32_t block_size, - rtems_blkdev_sg_buffer *bufs, - uint32_t *cbuf, - uint32_t *pos); - -/* - * ide_controller_read_register -- - * Read controller's register - * - * PARAMETERS: - * minor - minor number of controller - * reg - register to read - * value - placeholder for result - * - * RETURNS - * NONE - */ -void -ide_controller_read_register(rtems_device_minor_number minor, - int reg, - uint16_t *value); - -/* - * ide_controller_write_register -- - * Write controller's register - * - * PARAMETERS: - * minor - minor number of controller - * reg - register to write - * value - value to write - * - * RETURNS: - * NONE - */ -void -ide_controller_write_register(rtems_device_minor_number minor, - int reg, uint16_t value); - -/* - * ide_controller_config_io_speed -- - * Set controller's speed of IO operations - * - * PARAMETERS: - * minor - minor number of controller - * modes_available - speeds available - * - * RETURNS: - * RTEMS_SUCCESSFUL on success, or error code if - * error occured - */ -rtems_status_code -ide_controller_config_io_speed(int minor, uint16_t modes_available); - -#ifdef __cplusplus -} -#endif - - -#endif /* __IDE_CTRL_IO_H__ */ |