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authorAndreas Sandberg <andreas.sandberg@arm.com>2015-12-10 10:35:23 +0000
committerAndreas Sandberg <andreas.sandberg@arm.com>2015-12-10 10:35:23 +0000
commit8ec5fc66321549ebda555e7c16ddaf158b021d2b (patch)
tree7053dc6b5b74e51efba35e24efcb203499c066b9 /src/dev/storage/ide_atareg.h
parent23c961a0fd97251ee7c760bc2ff2a011a417ad9b (diff)
downloadgem5-8ec5fc66321549ebda555e7c16ddaf158b021d2b.tar.xz
dev: Move storage devices to src/dev/storage/
Move the IDE controller and the disk implementations to src/dev/storage. --HG-- rename : src/dev/DiskImage.py => src/dev/storage/DiskImage.py rename : src/dev/Ide.py => src/dev/storage/Ide.py rename : src/dev/SimpleDisk.py => src/dev/storage/SimpleDisk.py rename : src/dev/disk_image.cc => src/dev/storage/disk_image.cc rename : src/dev/disk_image.hh => src/dev/storage/disk_image.hh rename : src/dev/ide_atareg.h => src/dev/storage/ide_atareg.h rename : src/dev/ide_ctrl.cc => src/dev/storage/ide_ctrl.cc rename : src/dev/ide_ctrl.hh => src/dev/storage/ide_ctrl.hh rename : src/dev/ide_disk.cc => src/dev/storage/ide_disk.cc rename : src/dev/ide_disk.hh => src/dev/storage/ide_disk.hh rename : src/dev/ide_wdcreg.h => src/dev/storage/ide_wdcreg.h rename : src/dev/simple_disk.cc => src/dev/storage/simple_disk.cc rename : src/dev/simple_disk.hh => src/dev/storage/simple_disk.hh
Diffstat (limited to 'src/dev/storage/ide_atareg.h')
-rw-r--r--src/dev/storage/ide_atareg.h293
1 files changed, 293 insertions, 0 deletions
diff --git a/src/dev/storage/ide_atareg.h b/src/dev/storage/ide_atareg.h
new file mode 100644
index 000000000..51c8aeccf
--- /dev/null
+++ b/src/dev/storage/ide_atareg.h
@@ -0,0 +1,293 @@
+/* $OpenBSD: atareg.h,v 1.12 2004/09/24 07:15:22 grange Exp $ */
+/* $NetBSD: atareg.h,v 1.5 1999/01/18 20:06:24 bouyer Exp $ */
+
+/*
+ * Copyright (c) 1998, 2001 Manuel Bouyer.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Manuel Bouyer.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _DEV_ATA_ATAREG_H_
+#define _DEV_ATA_ATAREG_H_
+
+#if defined(__linux__)
+#include <endian.h>
+
+#elif defined(__sun)
+#include <sys/isa_defs.h>
+
+#else
+#include <machine/endian.h>
+
+#endif
+
+#ifdef LITTLE_ENDIAN
+#define ATA_BYTE_ORDER LITTLE_ENDIAN
+#elif defined(BIG_ENDIAN)
+#define ATA_BYTE_ORDER BIG_ENDIAN
+#elif defined(_LITTLE_ENDIAN)
+#define ATA_BYTE_ORDER 1
+#define LITTLE_ENDIAN 1
+#elif defined(_BIG_ENDIAN)
+#define ATA_BYTE_ORDER 0
+#define LITTLE_ENDIAN 1
+#else
+#error "No endianess defined"
+#endif
+
+/*
+ * Drive parameter structure for ATA/ATAPI.
+ * Bit fields: WDC_* : common to ATA/ATAPI
+ * ATA_* : ATA only
+ * ATAPI_* : ATAPI only.
+ */
+struct ataparams {
+ /* drive info */
+ uint16_t atap_config; /* 0: general configuration */
+#define WDC_CFG_ATAPI_MASK 0xc000
+#define WDC_CFG_ATAPI 0x8000
+#define ATA_CFG_REMOVABLE 0x0080
+#define ATA_CFG_FIXED 0x0040
+#define ATAPI_CFG_TYPE_MASK 0x1f00
+#define ATAPI_CFG_TYPE(x) (((x) & ATAPI_CFG_TYPE_MASK) >> 8)
+#define ATAPI_CFG_TYPE_DIRECT 0x00
+#define ATAPI_CFG_TYPE_SEQUENTIAL 0x01
+#define ATAPI_CFG_TYPE_CDROM 0x05
+#define ATAPI_CFG_TYPE_OPTICAL 0x07
+#define ATAPI_CFG_TYPE_NODEVICE 0x1F
+#define ATAPI_CFG_REMOV 0x0080
+#define ATAPI_CFG_DRQ_MASK 0x0060
+#define ATAPI_CFG_STD_DRQ 0x0000
+#define ATAPI_CFG_IRQ_DRQ 0x0020
+#define ATAPI_CFG_ACCEL_DRQ 0x0040
+#define ATAPI_CFG_CMD_MASK 0x0003
+#define ATAPI_CFG_CMD_12 0x0000
+#define ATAPI_CFG_CMD_16 0x0001
+/* words 1-9 are ATA only */
+ uint16_t atap_cylinders; /* 1: # of non-removable cylinders */
+ uint16_t __reserved1;
+ uint16_t atap_heads; /* 3: # of heads */
+ uint16_t __retired1[2]; /* 4-5: # of unform. bytes/track */
+ uint16_t atap_sectors; /* 6: # of sectors */
+ uint16_t __retired2[3];
+
+ uint8_t atap_serial[20]; /* 10-19: serial number */
+ uint16_t __retired3[2];
+ uint16_t __obsolete1;
+ uint8_t atap_revision[8]; /* 23-26: firmware revision */
+ uint8_t atap_model[40]; /* 27-46: model number */
+ uint16_t atap_multi; /* 47: maximum sectors per irq (ATA) */
+ uint16_t __reserved2;
+ uint8_t atap_vendor; /* 49: vendor */
+ uint8_t atap_capabilities1; /* 49: capability flags */
+#define WDC_CAP_IORDY 0x0800
+#define WDC_CAP_IORDY_DSBL 0x0400
+#define WDC_CAP_LBA 0x0200
+#define WDC_CAP_DMA 0x0100
+#define ATA_CAP_STBY 0x2000
+#define ATAPI_CAP_INTERL_DMA 0x8000
+#define ATAPI_CAP_CMD_QUEUE 0x4000
+#define ATAPI_CAP_OVERLP 0x2000
+#define ATAPI_CAP_ATA_RST 0x1000
+ uint16_t atap_capabilities2; /* 50: capability flags (ATA) */
+#if ATA_BYTE_ORDER == LITTLE_ENDIAN
+ uint8_t __junk2;
+ uint8_t atap_oldpiotiming; /* 51: old PIO timing mode */
+ uint8_t __junk3;
+ uint8_t atap_olddmatiming; /* 52: old DMA timing mode (ATA) */
+#else
+ uint8_t atap_oldpiotiming; /* 51: old PIO timing mode */
+ uint8_t __junk2;
+ uint8_t atap_olddmatiming; /* 52: old DMA timing mode (ATA) */
+ uint8_t __junk3;
+#endif
+ uint16_t atap_extensions; /* 53: extensions supported */
+#define WDC_EXT_UDMA_MODES 0x0004
+#define WDC_EXT_MODES 0x0002
+#define WDC_EXT_GEOM 0x0001
+/* words 54-62 are ATA only */
+ uint16_t atap_curcylinders; /* 54: current logical cylinders */
+ uint16_t atap_curheads; /* 55: current logical heads */
+ uint16_t atap_cursectors; /* 56: current logical sectors/tracks */
+ uint16_t atap_curcapacity[2]; /* 57-58: current capacity */
+ uint8_t atap_curmulti; /* 59: current multi-sector setting */
+ uint8_t atap_curmulti_valid; /* 59: current multi-sector setting */
+#define WDC_MULTI_VALID 0x0100
+#define WDC_MULTI_MASK 0x00ff
+ uint32_t atap_capacity; /* 60-61: total capacity (LBA only) */
+ uint16_t __retired4;
+#if ATA_BYTE_ORDER == LITTLE_ENDIAN
+ uint8_t atap_dmamode_supp; /* 63: multiword DMA mode supported */
+ uint8_t atap_dmamode_act; /* multiword DMA mode active */
+ uint8_t atap_piomode_supp; /* 64: PIO mode supported */
+ uint8_t __junk4;
+#else
+ uint8_t atap_dmamode_act; /* multiword DMA mode active */
+ uint8_t atap_dmamode_supp; /* 63: multiword DMA mode supported */
+ uint8_t __junk4;
+ uint8_t atap_piomode_supp; /* 64: PIO mode supported */
+#endif
+ uint16_t atap_dmatiming_mimi; /* 65: minimum DMA cycle time */
+ uint16_t atap_dmatiming_recom; /* 66: recommended DMA cycle time */
+ uint16_t atap_piotiming; /* 67: mini PIO cycle time without FC */
+ uint16_t atap_piotiming_iordy; /* 68: mini PIO cycle time with IORDY FC */
+ uint16_t __reserved3[2];
+/* words 71-72 are ATAPI only */
+ uint16_t atap_pkt_br; /* 71: time (ns) to bus release */
+ uint16_t atap_pkt_bsyclr; /* 72: tme to clear BSY after service */
+ uint16_t __reserved4[2];
+ uint16_t atap_queuedepth; /* 75: */
+#define WDC_QUEUE_DEPTH_MASK 0x1f
+ uint16_t atap_sata_caps; /* 76: SATA capabilities */
+#define SATA_SIGNAL_GEN1 0x0002 /* SATA Gen-1 signaling speed */
+#define SATA_SIGNAL_GEN2 0x0004 /* SATA Gen-2 signaling speed */
+#define SATA_NATIVE_CMDQ 0x0100 /* native command queuing */
+#define SATA_HOST_PWR_MGMT 0x0200 /* power management (host) */
+ uint16_t atap_sata_reserved; /* 77: reserved */
+ uint16_t atap_sata_features_supp;/* 78: SATA features supported */
+#define SATA_NONZERO_OFFSETS 0x0002 /* non-zero buffer offsets */
+#define SATA_DMA_SETUP_AUTO 0x0004 /* DMA setup auto-activate */
+#define SATA_DRIVE_PWR_MGMT 0x0008 /* power management (device) */
+ uint16_t atap_sata_features_en; /* 79: SATA features enabled */
+ uint16_t atap_ata_major; /* 80: Major version number */
+#define WDC_VER_ATA1 0x0002
+#define WDC_VER_ATA2 0x0004
+#define WDC_VER_ATA3 0x0008
+#define WDC_VER_ATA4 0x0010
+#define WDC_VER_ATA5 0x0020
+#define WDC_VER_ATA6 0x0040
+#define WDC_VER_ATA7 0x0080
+#define WDC_VER_ATA8 0x0100
+#define WDC_VER_ATA9 0x0200
+#define WDC_VER_ATA10 0x0400
+#define WDC_VER_ATA11 0x0800
+#define WDC_VER_ATA12 0x1000
+#define WDC_VER_ATA13 0x2000
+#define WDC_VER_ATA14 0x4000
+ uint16_t atap_ata_minor; /* 81: Minor version number */
+ uint16_t atap_cmd_set1; /* 82: command set supported */
+#define WDC_CMD1_NOP 0x4000
+#define WDC_CMD1_RB 0x2000
+#define WDC_CMD1_WB 0x1000
+#define WDC_CMD1_HPA 0x0400
+#define WDC_CMD1_DVRST 0x0200
+#define WDC_CMD1_SRV 0x0100
+#define WDC_CMD1_RLSE 0x0080
+#define WDC_CMD1_AHEAD 0x0040
+#define WDC_CMD1_CACHE 0x0020
+#define WDC_CMD1_PKT 0x0010
+#define WDC_CMD1_PM 0x0008
+#define WDC_CMD1_REMOV 0x0004
+#define WDC_CMD1_SEC 0x0002
+#define WDC_CMD1_SMART 0x0001
+ uint16_t atap_cmd_set2; /* 83: command set supported */
+#define ATAPI_CMD2_FCE 0x2000 /* Flush Cache Ext supported */
+#define ATAPI_CMD2_FC 0x1000 /* Flush Cache supported */
+#define ATAPI_CMD2_DCO 0x0800 /* Device Configuration Overlay supported */
+#define ATAPI_CMD2_48AD 0x0400 /* 48bit address supported */
+#define ATAPI_CMD2_AAM 0x0200 /* Automatic Acoustic Management supported */
+#define ATAPI_CMD2_SM 0x0100 /* Set Max security extension supported */
+#define ATAPI_CMD2_SF 0x0040 /* Set Features subcommand required */
+#define ATAPI_CMD2_PUIS 0x0020 /* Power up in standby supported */
+#define WDC_CMD2_RMSN 0x0010
+#define ATA_CMD2_APM 0x0008
+#define ATA_CMD2_CFA 0x0004
+#define ATA_CMD2_RWQ 0x0002
+#define WDC_CMD2_DM 0x0001 /* Download Microcode supported */
+ uint16_t atap_cmd_ext; /* 84: command/features supp. ext. */
+#define ATAPI_CMDE_MSER 0x0004 /* Media serial number supported */
+#define ATAPI_CMDE_TEST 0x0002 /* SMART self-test supported */
+#define ATAPI_CMDE_SLOG 0x0001 /* SMART error logging supported */
+ uint16_t atap_cmd1_en; /* 85: cmd/features enabled */
+/* bits are the same as atap_cmd_set1 */
+ uint16_t atap_cmd2_en; /* 86: cmd/features enabled */
+/* bits are the same as atap_cmd_set2 */
+ uint16_t atap_cmd_def; /* 87: cmd/features default */
+/* bits are NOT the same as atap_cmd_ext */
+#if ATA_BYTE_ORDER == LITTLE_ENDIAN
+ uint8_t atap_udmamode_supp; /* 88: Ultra-DMA mode supported */
+ uint8_t atap_udmamode_act; /* Ultra-DMA mode active */
+#else
+ uint8_t atap_udmamode_act; /* Ultra-DMA mode active */
+ uint8_t atap_udmamode_supp; /* 88: Ultra-DMA mode supported */
+#endif
+/* 89-92 are ATA-only */
+ uint16_t atap_seu_time; /* 89: Sec. Erase Unit compl. time */
+ uint16_t atap_eseu_time; /* 90: Enhanced SEU compl. time */
+ uint16_t atap_apm_val; /* 91: current APM value */
+ uint16_t atap_mpasswd_rev; /* 92: Master Password revision */
+ uint16_t atap_hwreset_res; /* 93: Hardware reset value */
+#define ATA_HWRES_CBLID 0x2000 /* CBLID above Vih */
+#define ATA_HWRES_D1_PDIAG 0x0800 /* Device 1 PDIAG detect OK */
+#define ATA_HWRES_D1_CSEL 0x0400 /* Device 1 used CSEL for address */
+#define ATA_HWRES_D1_JUMP 0x0200 /* Device 1 jumpered to address */
+#define ATA_HWRES_D0_SEL 0x0040 /* Device 0 responds when Dev 1 selected */
+#define ATA_HWRES_D0_DASP 0x0020 /* Device 0 DASP detect OK */
+#define ATA_HWRES_D0_PDIAG 0x0010 /* Device 0 PDIAG detect OK */
+#define ATA_HWRES_D0_DIAG 0x0008 /* Device 0 diag OK */
+#define ATA_HWRES_D0_CSEL 0x0004 /* Device 0 used CSEL for address */
+#define ATA_HWRES_D0_JUMP 0x0002 /* Device 0 jumpered to address */
+#if ATA_BYTE_ORDER == LITTLE_ENDIAN
+ uint8_t atap_acoustic_val; /* 94: Current acoustic level */
+ uint8_t atap_acoustic_def; /* recommended level */
+#else
+ uint8_t atap_acoustic_def; /* recommended level */
+ uint8_t atap_acoustic_val; /* 94: Current acoustic level */
+#endif
+ uint16_t __reserved6[5]; /* 95-99: reserved */
+ uint16_t atap_max_lba[4]; /* 100-103: Max. user LBA add */
+ uint16_t __reserved7[23]; /* 104-126: reserved */
+ uint16_t atap_rmsn_supp; /* 127: remov. media status notif. */
+#define WDC_RMSN_SUPP_MASK 0x0003
+#define WDC_RMSN_SUPP 0x0001
+ uint16_t atap_sec_st; /* 128: security status */
+#define WDC_SEC_LEV_MAX 0x0100
+#define WDC_SEC_ESE_SUPP 0x0020
+#define WDC_SEC_EXP 0x0010
+#define WDC_SEC_FROZEN 0x0008
+#define WDC_SEC_LOCKED 0x0004
+#define WDC_SEC_EN 0x0002
+#define WDC_SEC_SUPP 0x0001
+ uint16_t __reserved8[31]; /* 129-159: vendor specific */
+ uint16_t atap_cfa_power; /* 160: CFA powermode */
+#define ATAPI_CFA_MAX_MASK 0x0FFF
+#define ATAPI_CFA_MODE1_DIS 0x1000 /* CFA Mode 1 Disabled */
+#define ATAPI_CFA_MODE1_REQ 0x2000 /* CFA Mode 1 Required */
+#define ATAPI_CFA_WORD160 0x8000 /* Word 160 supported */
+ uint16_t __reserved9[15]; /* 161-175: reserved for CFA */
+ uint8_t atap_media_serial[60]; /* 176-205: media serial number */
+ uint16_t __reserved10[49]; /* 206-254: reserved */
+#if ATA_BYTE_ORDER == LITTLE_ENDIAN
+ uint8_t atap_signature; /* 255: Signature */
+ uint8_t atap_checksum; /* Checksum */
+#else
+ uint8_t atap_checksum; /* Checksum */
+ uint8_t atap_signature; /* 255: Signature */
+#endif
+};
+
+#undef ATA_BYTE_ORDER
+#endif /* !_DEV_ATA_ATAREG_H_ */