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[src/trunk]: src/sys/arch/dreamcast WIP "G1-ATA" IDE HDD support. Not enable...
details: https://anonhg.NetBSD.org/src/rev/9eb77ab74c3c
branches: trunk
changeset: 820086:9eb77ab74c3c
user: tsutsui <tsutsui%NetBSD.org@localhost>
date: Thu Dec 29 11:49:05 2016 +0000
description:
WIP "G1-ATA" IDE HDD support. Not enabled by default.
Demonstrated on NetBSD booth at Open Source Conference 2016 Tokyo Fall
and Kansai Open Source 2016:
http://mail-index.netbsd.org/netbsd-advocacy/2016/11/09/msg000721.html
http://mail-index.netbsd.org/netbsd-advocacy/2016/11/16/msg000722.html
See my port-dreamcast@ post for more details:
http://mail-index.netbsd.org/port-dreamcast/2016/12/18/msg000295.html
diffstat:
sys/arch/dreamcast/conf/G1IDE | 248 ++++++++++++
sys/arch/dreamcast/conf/files.dreamcast | 12 +-
sys/arch/dreamcast/dev/g1/g1bus.c | 96 ++++
sys/arch/dreamcast/dev/g1/g1bus_bus_mem.c | 328 ++++++++++++++++
sys/arch/dreamcast/dev/g1/g1busvar.h | 64 +++
sys/arch/dreamcast/dev/g1/gdrom.c | 605 ++++++++++++++++++++++++++++++
sys/arch/dreamcast/dev/g1/wdc_g1.c | 217 ++++++++++
7 files changed, 1569 insertions(+), 1 deletions(-)
diffs (truncated from 1611 to 300 lines):
diff -r ce65503c3745 -r 9eb77ab74c3c sys/arch/dreamcast/conf/G1IDE
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/dreamcast/conf/G1IDE Thu Dec 29 11:49:05 2016 +0000
@@ -0,0 +1,248 @@
+# $NetBSD: G1IDE,v 1.1 2016/12/29 11:49:05 tsutsui Exp $
+
+include "arch/dreamcast/conf/std.dreamcast"
+
+options INCLUDE_CONFIG_FILE # embed config file in kernel binary
+
+maxusers 16 # estimated number of users
+
+# Standard system options
+#options INSECURE # disable kernel security levels
+
+#options RTC_OFFSET=-540
+options HZ=100 # clock interrupt generates every 1/HZ sec
+options NTP # NTP phase/frequency locked loop
+
+options KTRACE # system call tracing via ktrace(1)
+
+options USERCONF # userconf(4) support
+#options PIPE_SOCKETPAIR # smaller, but slower pipe(2)
+options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel
+
+options SYSVMSG # System V-like message queues
+options SYSVSEM # System V-like semaphores
+options SYSVSHM # System V-like memory sharing
+
+#options MODULAR # new style module(7) framework
+#options MODULAR_DEFAULT_AUTOLOAD
+
+# Alternate buffer queue strategies for better responsiveness under high
+# disk I/O load.
+#options BUFQ_READPRIO
+options BUFQ_PRIOCSCAN
+
+# Diagnostic/debugging support options
+options DIAGNOSTIC # cheap kernel consistency checks
+#options DEBUG # expensive debugging checks/support
+options DDB # in-kernel debugger
+#options KGDB # remote debugger
+#options "KGDB_DEVNAME=\"scif\"",KGDB_DEVRATE=57600
+#makeoptions DEBUG="-g" # compile full symbol table
+makeoptions COPY_SYMTAB=1
+#options SYSCALL_DEBUG
+#options UVMHIST
+#options UVMHIST_PRINT
+
+# Compatibility options
+options COMPAT_16 # NetBSD 1.6,
+options COMPAT_20 # NetBSD 2.0,
+options COMPAT_30 # NetBSD 3.0,
+options COMPAT_40 # NetBSD 4.0,
+options COMPAT_50 # NetBSD 5.0,
+options COMPAT_60 # NetBSD 6.0, and
+options COMPAT_70 # NetBSD 7.0 binary compatibility.
+options COMPAT_43 # and 4.3BSD
+#options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended.
+options COMPAT_BSDPTY # /dev/[pt]ty?? ptys.
+
+# Executable format options
+options EXEC_COFF # COFF executables
+
+# File systems
+file-system FFS # UFS
+#file-system EXT2FS # second extended file system (linux)
+#file-system LFS # log-structured file system
+file-system MFS # memory file system
+file-system NFS # Network File System client
+file-system CD9660 # CD-ROM file system
+file-system MSDOSFS # MS-DOS file system
+file-system FDESC # /dev/fd
+file-system KERNFS # /kern
+file-system PROCFS # /proc
+file-system NULLFS # loopback file system
+#file-system OVERLAY # overlay file system
+#file-system UMAPFS # NULLFS + uid and gid remapping
+file-system UNION # union file system
+file-system PTYFS # /dev/pts/N support
+file-system TMPFS # Efficient memory file-system
+#file-system UDF # experimental - OSTA UDF CD/DVD file-system
+
+# File system options
+#options QUOTA # legacy UFS quotas
+#options QUOTA2 # new, in-filesystem UFS quotas
+#options FFS_EI # FFS Endian Independent supoprt
+options WAPBL # File system journaling support
+#options UFS_DIRHASH # UFS Large Directory Hashing - Experimental
+#options NFSSERVER # Network File System server
+options FFS_NO_SNAPSHOT # No FFS snapshot support
+#options UFS_EXTATTR # Extended attribute support for UFS1
+#options EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
+ # immutable) behave as system flags.
+
+# Networking options
+options INET # IP + ICMP + TCP + UDP
+options INET6 # IPV6
+#options IPSEC # IP security
+#options IPSEC_DEBUG # debug for IP security
+#options MROUTING # IP multicast routing
+#options PIM # Protocol Independent Multicast
+#options NETATALK # AppleTalk networking protocols
+#options PPP_BSDCOMP # BSD-Compress compression support for PPP
+#options PPP_DEFLATE # Deflrate compression support for PPP
+#options PPP_FILTER # Active filter support for PPP (requires bpf)
+#options IPFILTER_LOG # ipmon(8) log support
+#options IPFILTER_LOOKUP # ippool(8) support
+#options IPFILTER_DEFAULT_BLOCK # block all packets by default
+#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG
+
+#options ALTQ # Manipulate network interfaces' output queues
+#options ALTQ_BLUE # Stochastic Fair Blue
+#options ALTQ_CBQ # Class-Based Queueing
+#options ALTQ_CDNR # Diffserv Traffic Conditioner
+#options ALTQ_FIFOQ # First-In First-Out Queue
+#options ALTQ_FLOWVALVE # RED/flow-valve (red-penalty-box)
+#options ALTQ_HFSC # Hierarchical Fair Service Curve
+#options ALTQ_LOCALQ # Local queueing discipline
+#options ALTQ_PRIQ # Priority Queueing
+#options ALTQ_RED # Random Early Detection
+#options ALTQ_RIO # RED with IN/OUT
+#options ALTQ_WFQ # Weighted Fair Queueing
+
+#options PCIVERBOSE # verbose PCI device autoconfig messages
+#options MIIVERBOSE # verbose PHY autoconfig messages
+#options PCI_CONFIG_DUMP # verbosely dump PCI config space
+
+options NFS_BOOT_DHCP # Support DHCP NFS root
+
+options KLOADER # in-kernel bootloader
+#options KLOADER_DEBUG
+
+# wscons options
+options WSEMUL_VT100 # VT100 / VT220 emulation
+options WSDISPLAY_COMPAT_USL # wsconscfg VT handling
+options FONT_BOLD8x16
+#options FONT_SONY8x16
+
+# Kernel root file system and dump configuration.
+#config netbsd root on ? type nfs
+#config netbsd root on wd0a type ffs
+config netbsd root on ? type ?
+
+#
+# Device configuration
+#
+
+mainbus0 at root
+
+cpu* at mainbus?
+shb* at mainbus?
+
+# Serial Devices
+#options SCIFCONSOLE
+options SCIFCN_SPEED=57600
+scif0 at shb?
+
+pvr0 at shb?
+wsdisplay* at pvr? console ?
+
+maple0 at shb?
+
+mkbd* at maple? port ? subunit ?
+wskbd* at mkbd? mux 1 console ?
+
+mms* at maple? port ? subunit ?
+wsmouse* at mms? mux 0
+
+#mmem* at maple? port ? subunit ?
+#mlcd* at maple? port ? subunit ?
+
+#gdrom0 at shb?
+
+g1bus0 at shb?
+wdc0 at g1bus?
+atabus* at wdc? channel ?
+wd* at atabus? drive ? flags 0x0000
+#options ATADEBUG
+#options ATADEBUG_MASK=DEBUG_PROBE
+#options ATADEBUG_MASK="(DEBUG_PROBE|DEBUG_XFERS)"
+
+# To enable "gdrom0 at atapibus?" also edit gdrom lines in conf/files.dreamcast
+atapibus* at atabus?
+gdrom0 at atapibus?
+
+g2bus0 at shb?
+g2rtc0 at g2bus? # time-of-day clock
+gapspci* at g2bus? # GAPS PCI bridge
+pci* at gapspci?
+rtk* at pci? dev ? function ? # SEGA Broadband Adapter
+rlphy* at mii? phy ?
+
+mbe* at g2bus? # SEGA LAN Adapter
+
+#aica* at g2bus? # AICA Sound Processing Unit
+#audio* at aica?
+
+#spkr* at audio? # PC speaker (synthesized)
+
+#pseudo-device cgd # cryptographic disk devices
+pseudo-device md # memory disk device (ramdisk)
+pseudo-device vnd # disk-like interface to files
+#options VND_COMPRESSION # compressed vnd(4)
+
+# network pseudo-devices
+pseudo-device bpfilter # Berkeley packet filter
+#pseudo-device carp # Common Address Redundancy Protocol
+#pseudo-device ipfilter # IP filter (firewall) and NAT
+pseudo-device loop # network loopback
+#pseudo-device ppp # Point-to-Point Protocol
+#pseudo-device pppoe # PPP over Ethernet (RFC 2516)
+#pseudo-device sl # Serial Line IP
+#pseudo-device tun # network tunneling over tty
+#pseudo-device tap # virtual Ethernet
+#pseudo-device gre # generic L3 over IP tunnel
+#pseudo-device gif # IPv[46] over IPv[46] tunnel (RFC1933)
+#pseudo-device faith # IPv[46] tcp relay translation i/f
+#pseudo-device stf # 6to4 IPv6 over IPv4 encapsulation
+#pseudo-device vlan # IEEE 802.1q encapsulation
+#pseudo-device bridge # simple inter-network bridging
+#options BRIDGE_IPF # bridge uses IP/IPv6 pfil hooks too
+#pseudo-device agr # IEEE 802.3ad link aggregation
+
+#
+# accept filters
+pseudo-device accf_data # "dataready" accept filter
+pseudo-device accf_http # "httpready" accept filter
+
+# miscellaneous pseudo-devices
+pseudo-device pty # pseudo-terminals
+pseudo-device clockctl # user control of clock subsystem
+pseudo-device wsmux # mouse & keyboard multiplexor
+pseudo-device ksyms # /dev/ksyms
+#pseudo-device pf # PF packet filter
+#pseudo-device pflog # PF log if
+
+# Veriexec
+#
+# a pseudo device needed for veriexec
+#pseudo-device veriexec
+#
+# Uncomment the fingerprint methods below that are desired. Note that
+# removing fingerprint methods will have almost no impact on the kernel
+# code size.
+#
+#options VERIFIED_EXEC_FP_RMD160
+#options VERIFIED_EXEC_FP_SHA256
+#options VERIFIED_EXEC_FP_SHA384
+#options VERIFIED_EXEC_FP_SHA512
+#options VERIFIED_EXEC_FP_SHA1
+#options VERIFIED_EXEC_FP_MD5
diff -r ce65503c3745 -r 9eb77ab74c3c sys/arch/dreamcast/conf/files.dreamcast
--- a/sys/arch/dreamcast/conf/files.dreamcast Wed Dec 28 21:55:04 2016 +0000
+++ b/sys/arch/dreamcast/conf/files.dreamcast Thu Dec 29 11:49:05 2016 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files.dreamcast,v 1.30 2008/02/20 21:43:33 drochner Exp $
+# $NetBSD: files.dreamcast,v 1.31 2016/12/29 11:49:05 tsutsui Exp $
# maxpartitions must be first item in files.${MACHINE}
maxpartitions 16
@@ -77,9 +77,19 @@
attach pvr at shb
file arch/dreamcast/dev/pvr.c pvr needs-flag
+device g1bus { }
+attach g1bus at shb
+file arch/dreamcast/dev/g1/g1bus.c g1bus
+file arch/dreamcast/dev/g1/g1bus_bus_mem.c g1bus
+
+attach wdc at g1bus with wdc_g1bus
+file arch/dreamcast/dev/g1/wdc_g1.c wdc_g1bus
+
device gdrom: disk
attach gdrom at shb
file arch/dreamcast/dev/gdrom.c gdrom needs-flag
+#attach gdrom at atapibus
+#file arch/dreamcast/dev/g1/gdrom.c gdrom needs-flag
device g2bus { }
attach g2bus at shb
diff -r ce65503c3745 -r 9eb77ab74c3c sys/arch/dreamcast/dev/g1/g1bus.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/dreamcast/dev/g1/g1bus.c Thu Dec 29 11:49:05 2016 +0000
@@ -0,0 +1,96 @@
+/* $NetBSD: g1bus.c,v 1.1 2016/12/29 11:49:05 tsutsui Exp $ */
+
+/*-
+ * Copyright (c) 2001 Marcus Comstedt
+ * All rights reserved.
+ *
+ * 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
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