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Diffstat (limited to 'src/include/pc80/ide.h')
| -rw-r--r-- | src/include/pc80/ide.h | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/src/include/pc80/ide.h b/src/include/pc80/ide.h deleted file mode 100644 index 3646f29513..0000000000 --- a/src/include/pc80/ide.h +++ /dev/null @@ -1,211 +0,0 @@ -/* - * UBL, The Universal Talkware Boot Loader - * Copyright (C) 2000 Universal Talkware Inc. - * Copyright (C) 2002 Eric Biederman - * - * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - * - */ - -typedef uint64_t sector_t; - -struct controller { - uint16_t cmd_base; - uint16_t ctrl_base; -}; - -struct harddisk_info { - struct controller *ctrl; - uint16_t heads; - uint16_t cylinders; - uint16_t sectors_per_track; - uint8_t model_number[41]; - uint8_t slave; - sector_t sectors; - int address_mode; /* am i lba (0x40) or chs (0x00) */ -#define ADDRESS_MODE_CHS 0 -#define ADDRESS_MODE_LBA 1 -#define ADDRESS_MODE_LBA48 2 -#define ADDRESS_MODE_PACKET 3 - uint32_t hw_sector_size; - unsigned drive_exists : 1; - unsigned slave_absent : 1; - unsigned removable : 1; -}; - - -#define IDE_SECTOR_SIZE 0x200 -#define CDROM_SECTOR_SIZE 0x800 - -#define IDE_BASE0 (0x1F0u) /* primary controller */ -#define IDE_BASE1 (0x170u) /* secondary */ -#define IDE_BASE2 (0x0F0u) /* third */ -#define IDE_BASE3 (0x070u) /* fourth */ - -#define IDE_REG_EXTENDED_OFFSET (0x204u) - -#define IDE_REG_DATA(ctrl) ((ctrl)->cmd_base + 0u) /* word register */ -#define IDE_REG_ERROR(ctrl) ((ctrl)->cmd_base + 1u) -#define IDE_REG_PRECOMP(ctrl) ((ctrl)->cmd_base + 1u) -#define IDE_REG_FEATURE(ctrl) ((ctrl)->cmd_base + 1u) -#define IDE_REG_SECTOR_COUNT(ctrl) ((ctrl)->cmd_base + 2u) -#define IDE_REG_SECTOR_NUMBER(ctrl) ((ctrl)->cmd_base + 3u) -#define IDE_REG_LBA_LOW(ctrl) ((ctrl)->cmd_base + 3u) -#define IDE_REG_CYLINDER_LSB(ctrl) ((ctrl)->cmd_base + 4u) -#define IDE_REG_LBA_MID(ctrl) ((ctrl)->cmd_base + 4u) -#define IDE_REG_CYLINDER_MSB(ctrl) ((ctrl)->cmd_base + 5u) -#define IDE_REG_LBA_HIGH(ctrl) ((ctrl)->cmd_base + 5u) -#define IDE_REG_DRIVEHEAD(ctrl) ((ctrl)->cmd_base + 6u) -#define IDE_REG_DEVICE(ctrl) ((ctrl)->cmd_base + 6u) -#define IDE_REG_STATUS(ctrl) ((ctrl)->cmd_base + 7u) -#define IDE_REG_COMMAND(ctrl) ((ctrl)->cmd_base + 7u) -#define IDE_REG_ALTSTATUS(ctrl) ((ctrl)->ctrl_base + 2u) -#define IDE_REG_DEVICE_CONTROL(ctrl) ((ctrl)->ctrl_base + 2u) - -struct ide_pio_command -{ - uint8_t feature; - uint8_t sector_count; - uint8_t lba_low; - uint8_t lba_mid; - uint8_t lba_high; - uint8_t device; -# define IDE_DH_DEFAULT (0xA0) -# define IDE_DH_HEAD(x) ((x) & 0x0F) -# define IDE_DH_MASTER (0x00) -# define IDE_DH_SLAVE (0x10) -# define IDE_DH_LBA (0x40) -# define IDE_DH_CHS (0x00) - uint8_t command; - uint8_t sector_count2; - uint8_t lba_low2; - uint8_t lba_mid2; - uint8_t lba_high2; -}; - -#define IDE_DEFAULT_COMMAND { 0xFFu, 0x01, 0x00, 0x0000, IDE_DH_DEFAULT } - -#define IDE_ERR_ICRC 0x80 /* ATA Ultra DMA bad CRC */ -#define IDE_ERR_BBK 0x80 /* ATA bad block */ -#define IDE_ERR_UNC 0x40 /* ATA uncorrected error */ -#define IDE_ERR_MC 0x20 /* ATA media change */ -#define IDE_ERR_IDNF 0x10 /* ATA id not found */ -#define IDE_ERR_MCR 0x08 /* ATA media change request */ -#define IDE_ERR_ABRT 0x04 /* ATA command aborted */ -#define IDE_ERR_NTK0 0x02 /* ATA track 0 not found */ -#define IDE_ERR_NDAM 0x01 /* ATA address mark not found */ - -#define IDE_STATUS_BSY 0x80 /* busy */ -#define IDE_STATUS_RDY 0x40 /* ready */ -#define IDE_STATUS_DF 0x20 /* device fault */ -#define IDE_STATUS_WFT 0x20 /* write fault (old name) */ -#define IDE_STATUS_SKC 0x10 /* seek complete */ -#define IDE_STATUS_DRQ 0x08 /* data request */ -#define IDE_STATUS_CORR 0x04 /* corrected */ -#define IDE_STATUS_IDX 0x02 /* index */ -#define IDE_STATUS_ERR 0x01 /* error (ATA) */ -#define IDE_STATUS_CHK 0x01 /* check (ATAPI) */ - -#define IDE_CTRL_HD15 0x08 /* bit should always be set to one */ -#define IDE_CTRL_SRST 0x04 /* soft reset */ -#define IDE_CTRL_NIEN 0x02 /* disable interrupts */ - - -/* Most mandtory and optional ATA commands (from ATA-3), */ - -#define IDE_CMD_CFA_ERASE_SECTORS 0xC0 -#define IDE_CMD_CFA_REQUEST_EXT_ERR_CODE 0x03 -#define IDE_CMD_CFA_TRANSLATE_SECTOR 0x87 -#define IDE_CMD_CFA_WRITE_MULTIPLE_WO_ERASE 0xCD -#define IDE_CMD_CFA_WRITE_SECTORS_WO_ERASE 0x38 -#define IDE_CMD_CHECK_POWER_MODE1 0xE5 -#define IDE_CMD_CHECK_POWER_MODE2 0x98 -#define IDE_CMD_DEVICE_RESET 0x08 -#define IDE_CMD_EXECUTE_DEVICE_DIAGNOSTIC 0x90 -#define IDE_CMD_FLUSH_CACHE 0xE7 -#define IDE_CMD_FORMAT_TRACK 0x50 -#define IDE_CMD_IDENTIFY_DEVICE 0xEC -#define IDE_CMD_IDENTIFY_DEVICE_PACKET 0xA1 -#define IDE_CMD_IDENTIFY_PACKET_DEVICE 0xA1 -#define IDE_CMD_IDLE1 0xE3 -#define IDE_CMD_IDLE2 0x97 -#define IDE_CMD_IDLE_IMMEDIATE1 0xE1 -#define IDE_CMD_IDLE_IMMEDIATE2 0x95 -#define IDE_CMD_INITIALIZE_DRIVE_PARAMETERS 0x91 -#define IDE_CMD_INITIALIZE_DEVICE_PARAMETERS 0x91 -#define IDE_CMD_NOP 0x00 -#define IDE_CMD_PACKET 0xA0 -#define IDE_CMD_READ_BUFFER 0xE4 -#define IDE_CMD_READ_DMA 0xC8 -#define IDE_CMD_READ_DMA_QUEUED 0xC7 -#define IDE_CMD_READ_MULTIPLE 0xC4 -#define IDE_CMD_READ_SECTORS 0x20 -#define IDE_CMD_READ_SECTORS_EXT 0x24 -#define IDE_CMD_READ_VERIFY_SECTORS 0x40 -#define IDE_CMD_RECALIBRATE 0x10 -#define IDE_CMD_SEEK 0x70 -#define IDE_CMD_SET_FEATURES 0xEF -#define IDE_CMD_SET_MAX_ADDR_EXT 0x24 -#define IDE_CMD_SET_MULTIPLE_MODE 0xC6 -#define IDE_CMD_SLEEP1 0xE6 -#define IDE_CMD_SLEEP2 0x99 -#define IDE_CMD_STANDBY1 0xE2 -#define IDE_CMD_STANDBY2 0x96 -#define IDE_CMD_STANDBY_IMMEDIATE1 0xE0 -#define IDE_CMD_STANDBY_IMMEDIATE2 0x94 -#define IDE_CMD_WRITE_BUFFER 0xE8 -#define IDE_CMD_WRITE_DMA 0xCA -#define IDE_CMD_WRITE_DMA_QUEUED 0xCC -#define IDE_CMD_WRITE_MULTIPLE 0xC5 -#define IDE_CMD_WRITE_SECTORS 0x30 -#define IDE_CMD_WRITE_VERIFY 0x3C - -/* IDE_CMD_SET_FEATURE sub commands */ -#define IDE_FEATURE_CFA_ENABLE_8BIT_PIO 0x01 -#define IDE_FEATURE_ENABLE_WRITE_CACHE 0x02 -#define IDE_FEATURE_SET_TRANSFER_MODE 0x03 -#define IDE_FEATURE_ENABLE_POWER_MANAGEMENT 0x05 -#define IDE_FEATURE_ENABLE_POWERUP_IN_STANDBY 0x06 -#define IDE_FEATURE_STANDBY_SPINUP_DRIVE 0x07 -#define IDE_FEATURE_CFA_ENABLE_POWER_MODE1 0x0A -#define IDE_FEATURE_DISABLE_MEDIA_STATUS_NOTIFICATION 0x31 -#define IDE_FEATURE_ENABLE_AUTOMATIC_ACOUSTIC_MANAGEMENT 0x42 -#define IDE_FEATURE_SET_MAXIMUM_HOST_INTERFACE_SECTOR_TIMES 0x43 -#define IDE_FEATURE_DISABLE_READ_LOOKAHEAD 0x55 -#define IDE_FEATURE_ENABLE_RELEASE_INTERRUPT 0x5D -#define IDE_FEATURE_ENABLE_SERVICE_INTERRUPT 0x5E -#define IDE_FEATURE_DISABLE_REVERTING_TO_POWERON_DEFAULTS 0x66 -#define IDE_FEATURE_CFA_DISABLE_8BIT_PIO 0x81 -#define IDE_FEATURE_DISABLE_WRITE_CACHE 0x82 -#define IDE_FEATURE_DISABLE_POWER_MANAGEMENT 0x85 -#define IDE_FEATURE_DISABLE_POWERUP_IN_STANDBY 0x86 -#define IDE_FEATURE_CFA_DISABLE_POWER_MODE1 0x8A -#define IDE_FEATURE_ENABLE_MEDIA_STATUS_NOTIFICATION 0x95 -#define IDE_FEATURE_ENABLE_READ_LOOKAHEAD 0xAA -#define IDE_FEATURE_DISABLE_AUTOMATIC_ACOUSTIC_MANAGEMENT 0xC2 -#define IDE_FEATURE_ENABLE_REVERTING_TO_POWERON_DEFAULTS 0xCC -#define IDE_FEATURE_DISABLE_SERVICE_INTERRUPT 0xDE - -#define IDE_MAX_CONTROLLERS 2 -#define IDE_MAX_DRIVES (IDE_MAX_CONTROLLERS*2) -#define SECTOR_SIZE 512 -#define SECTOR_SHIFT 9 - -/* Maximum block_size that may be set. */ -#define DISK_BUFFER_SIZE (18 * SECTOR_SIZE) - -extern int ide_probe(int drive); -extern int ide_read(int drive, sector_t sector, void *buffer); |