Module Name: src
Committed By: jmcneill
Date: Fri Jun 2 15:22:47 UTC 2017
Modified Files:
src/sys/arch/evbarm/conf: VEXPRESS_A15 files.vexpress mk.vexpress
std.vexpress
src/sys/arch/evbarm/vexpress: vexpress_start.S
Added Files:
src/sys/arch/arm/vexpress: files.vexpress vexpress_platform.c
Removed Files:
src/sys/arch/evbarm/vexpress: if_smsh_axi.c platform.h vexpress_axi.c
vexpress_intr.h vexpress_machdep.c vexpress_plcom.c
vexpress_plmmc.c vexpress_space.c vexpress_var.h
Log Message:
Switch VEXPRESS_A15 kernel to use FDT and GENERIC.common. The dtb for this
kernel can be found in the sysutils/dtb-arm-vexpress package as
vexpress-v2p-ca15-tc1.dtb
To generate a diff of this commit:
cvs rdiff -u -r0 -r1.1 src/sys/arch/arm/vexpress/files.vexpress \
src/sys/arch/arm/vexpress/vexpress_platform.c
cvs rdiff -u -r1.7 -r1.8 src/sys/arch/evbarm/conf/VEXPRESS_A15
cvs rdiff -u -r1.2 -r1.3 src/sys/arch/evbarm/conf/files.vexpress
cvs rdiff -u -r1.1 -r1.2 src/sys/arch/evbarm/conf/mk.vexpress
cvs rdiff -u -r1.3 -r1.4 src/sys/arch/evbarm/conf/std.vexpress
cvs rdiff -u -r1.3 -r0 src/sys/arch/evbarm/vexpress/if_smsh_axi.c \
src/sys/arch/evbarm/vexpress/vexpress_machdep.c
cvs rdiff -u -r1.2 -r0 src/sys/arch/evbarm/vexpress/platform.h \
src/sys/arch/evbarm/vexpress/vexpress_axi.c \
src/sys/arch/evbarm/vexpress/vexpress_intr.h \
src/sys/arch/evbarm/vexpress/vexpress_plcom.c \
src/sys/arch/evbarm/vexpress/vexpress_plmmc.c \
src/sys/arch/evbarm/vexpress/vexpress_space.c \
src/sys/arch/evbarm/vexpress/vexpress_var.h
cvs rdiff -u -r1.2 -r1.3 src/sys/arch/evbarm/vexpress/vexpress_start.S
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/evbarm/conf/VEXPRESS_A15
diff -u src/sys/arch/evbarm/conf/VEXPRESS_A15:1.7 src/sys/arch/evbarm/conf/VEXPRESS_A15:1.8
--- src/sys/arch/evbarm/conf/VEXPRESS_A15:1.7 Sun Feb 19 07:47:00 2017
+++ src/sys/arch/evbarm/conf/VEXPRESS_A15 Fri Jun 2 15:22:47 2017
@@ -1,215 +1,65 @@
#
-# $NetBSD: VEXPRESS_A15,v 1.7 2017/02/19 07:47:00 rin Exp $
+# $NetBSD: VEXPRESS_A15,v 1.8 2017/06/02 15:22:47 jmcneill Exp $
#
-# VEXPRESS_A15 -- Versatile Express A15 kernel
+# ARM Versatile Express A15
#
include "arch/evbarm/conf/std.vexpress"
+include "arch/evbarm/conf/GENERIC.common"
-# estimated number of users
-
-maxusers 32
-
-# Standard system options
-
-options RTC_OFFSET=0 # hardware clock is this many mins. west of GMT
-#options NTP # NTP phase/frequency locked loop
-
-# CPU options
-options CPU_CORTEX
options CPU_CORTEXA15
+options SOC_TEGRA124
#options MULTIPROCESSOR
-options PMAPCOUNTERS
-options BUSDMA_COUNTERS
-#options UVMHIST
-#options USB_DEBUG
-#options USBHIST_SIZE=100000
-#options UVMHIST_PRINT,KERNHIST_DELAY=0
-options __HAVE_MM_MD_DIRECT_MAPPED_PHYS
-options PMAP_NEED_ALLOC_POOLPAGE
-
-# Specify the memory size in megabytes (optional).
-#options MEMSIZE=512
-
-# File systems
-file-system FFS # UFS
-#file-system LFS # log-structured file system
-file-system MFS # memory file system
-file-system NFS # Network file system
-#file-system ADOSFS # AmigaDOS-compatible file system
-#file-system EXT2FS # second extended file system (linux)
-#file-system CD9660 # ISO 9660 + Rock Ridge file system
-file-system MSDOSFS # MS-DOS file system
-#file-system FDESC # /dev/fd
-file-system KERNFS # /kern
-#file-system NULLFS # loopback file system
-file-system PROCFS # /proc
-#file-system PUFFS # Userspace file systems (e.g. ntfs-3g & sshfs)
-#file-system UMAPFS # NULLFS + uid and gid remapping
-#file-system UNION # union file system
-file-system TMPFS # memory file system
-file-system PTYFS # /dev/pts/N support
-
-# File system options
-#options QUOTA # legacy UFS quotas
-#options QUOTA2 # new, in-filesystem UFS quotas
-#options DISKLABEL_EI # disklabel Endian Independent support
-#options FFS_EI # FFS Endian Independent support
-#options NFSSERVER
-options WAPBL # File system journaling support
-#options FFS_NO_SNAPSHOT # No FFS snapshot support
-
-# Networking options
-
-#options GATEWAY # packet forwarding
-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
-#options PPP_BSDCOMP # BSD-Compress compression support for PPP
-#options PPP_DEFLATE # Deflate compression support for PPP
-#options PPP_FILTER # Active filter support for PPP (requires bpf)
-#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG
-
-options NFS_BOOT_BOOTP
-options NFS_BOOT_DHCP
-#options NFS_BOOT_BOOTSTATIC
-#options NFS_BOOTSTATIC_MYIP="\"192.168.1.4\""
-#options NFS_BOOTSTATIC_GWIP="\"192.168.1.1\""
-#options NFS_BOOTSTATIC_MASK="\"255.255.255.0\""
-#options NFS_BOOTSTATIC_SERVADDR="\"192.168.1.1\""
-#options NFS_BOOTSTATIC_SERVER="\"192.168.1.1:/nfs/sdp2430\""
-
-options NFS_BOOT_RWSIZE=1024
-
-# Compatibility options
-
-options COMPAT_NETBSD32 # allow running arm (e.g. non-earm) binaries
-#options COMPAT_43 # 4.3BSD compatibility.
-#options COMPAT_09 # NetBSD 0.9,
-#options COMPAT_10 # NetBSD 1.0,
-#options COMPAT_11 # NetBSD 1.1,
-#options COMPAT_12 # NetBSD 1.2,
-#options COMPAT_13 # NetBSD 1.3,
-#options COMPAT_14 # NetBSD 1.4,
-#options COMPAT_15 # NetBSD 1.5,
-#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 TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended.
-#options COMPAT_BSDPTY # /dev/[pt]ty?? ptys.
-
-# Shared memory options
-
-options SYSVMSG # System V-like message queues
-options SYSVSEM # System V-like semaphores
-options SYSVSHM # System V-like memory sharing
-
-# Device options
-
-#options MEMORY_DISK_HOOKS # boottime setup of ramdisk
-#options MEMORY_DISK_ROOT_SIZE=8192 # Size in blocks
-#options MEMORY_DISK_DYNAMIC
-#options MINIROOTSIZE=1000 # Size in blocks
-#options MEMORY_DISK_IS_ROOT # use memory disk as root
-
-# Wedge support
-options DKWEDGE_AUTODISCOVER # Automatically add dk(4) instances
-options DKWEDGE_METHOD_GPT # Supports GPT partitions as wedges
-
-# Miscellaneous kernel options
-options KTRACE # system call tracing, a la ktrace(1)
-#options SCSIVERBOSE # Verbose SCSI errors
-options MIIVERBOSE # Verbose MII autoconfuration messages
-#options DDB_KEYCODE=0x40
-#options USERCONF # userconf(4) support
-#options PIPE_SOCKETPAIR # smaller, but slower pipe(2)
-
-# Development and Debugging options
-
-#options PERFCTRS # performance counters
-options DIAGNOSTIC # internal consistency checks
-options DEBUG
-options LOCKDEBUG
+pseudo-device openfirm # /dev/openfirm
+
+#options DIAGNOSTIC # internal consistency checks
+#options DEBUG
+#options LOCKDEBUG
#options PMAP_DEBUG # Enable pmap_debug_level code
#options IPKDB # remote kernel debugging
-options VERBOSE_INIT_ARM # verbose bootstraping messages
-options DDB # in-kernel debugger
-options DDB_ONPANIC=1
-options DDB_HISTORY_SIZE=100 # Enable history editing in DDB
-#options KGDB
+#options VERBOSE_INIT_ARM # verbose bootstrapping messages
+
makeoptions DEBUG="-g" # compile full symbol table
makeoptions COPY_SYMTAB=1
-options PLCONSOLE
-
-# Valid options for BOOT_ARGS:
-# single Boot to single user only
-# kdb Give control to kernel debugger
-# ask Ask for file name to reboot from
-# memorydisk=<n> Set memorydisk size to <n> KB
-# quiet Show aprint_naive output
-# verbose Show aprint_normal and aprint_verbose output
-#options BOOT_ARGS="\"\""
-options BOOT_ARGS="\"verbose\""
config netbsd root on ? type ?
-# The main bus device
-mainbus0 at root
+# Device tree support
+armfdt0 at root
+fdt* at fdtbus?
+
+# CPUs
+cpus* at fdt? pass 0
+cpu* at cpus?
+
+fclock* at fdt? pass 4
+fregulator* at fdt? pass 4
+gpiokeys* at fdt?
+
+# Timer
+gtmr* at fdt? pass 1 # ARM Generic Timer
+armgtmr0 at gtmr?
+
+# Interrupt controller
+gic* at fdt? pass 1 # GIC
+armgic0 at gic?
+
+
+# Ethernet
+smsh* at fdt? # SMSC LAN9118
+ukphy* at mii? phy ?
+
+# UART
+plcom* at fdt? # ARM PL011 UART
+
+# SDMMC
+plmmc* at fdt? # ARM PrimeCell MCI
+sdmmc* at sdmmcbus?
+ld0 at sdmmc0
+ld1 at sdmmc1
+ld2 at sdmmc2
+ld3 at sdmmc3
+ld* at sdmmc?
-# The boot cpu and secondary CPUs
-cpu0 at mainbus?
-#cpu? at mainbus? # Multiprocessor
-
-# A9 core devices
-armperiph0 at mainbus?
-armgic0 at armperiph? # Interrupt Controller
-armgtmr0 at armperiph? # Generic Timer
-
-# VEXPRESS AXI0
-axi0 at mainbus?
-
-# PL011 uart
-plcom0 at axi? addr 0x1c090000 irq 37
-
-# PL181 MMCI host controller
-plmmc0 at axi? addr 0x1c050000 irq 41
-sdmmc* at plmmc0
-ld* at sdmmc?
-#options SDMMC_DEBUG
-#options SDMMCCISDEBUG
-
-# LAN 9118
-smsh0 at axi? addr 0x1a000000 irq 47
-
-# MII/PHY support
-ukphy* at mii? phy ? # smsh(4) internal PHY
-
-# Pseudo-Devices
-
-# disk/mass storage pseudo-devices
-#pseudo-device md # memory disk device (ramdisk)
-#pseudo-device vnd # disk-like interface to files
-#pseudo-device fss # file system snapshot device
-#pseudo-device putter # for puffs and pud
-pseudo-device drvctl # driver control
-
-# network pseudo-devices
-pseudo-device bpfilter # Berkeley packet filter
-pseudo-device loop # network loopback
-#pseudo-device kttcp # network loopback
-
-# miscellaneous pseudo-devices
-pseudo-device pty # pseudo-terminals
-#options RND_COM
-#pseudo-device clockctl # user control of clock subsystem
-pseudo-device ksyms # /dev/ksyms
-#pseudo-device lockstat # lock profiling
+cinclude "arch/evbarm/conf/VEXPRESS_A15.local"
Index: src/sys/arch/evbarm/conf/files.vexpress
diff -u src/sys/arch/evbarm/conf/files.vexpress:1.2 src/sys/arch/evbarm/conf/files.vexpress:1.3
--- src/sys/arch/evbarm/conf/files.vexpress:1.2 Wed Feb 11 07:51:10 2015
+++ src/sys/arch/evbarm/conf/files.vexpress Fri Jun 2 15:22:47 2017
@@ -1,34 +1,8 @@
-# $NetBSD: files.vexpress,v 1.2 2015/02/11 07:51:10 ozaki-r Exp $
+# $NetBSD: files.vexpress,v 1.3 2017/06/02 15:22:47 jmcneill Exp $
#
# Versatile Express board configuration info
#
-file arch/evbarm/vexpress/vexpress_machdep.c
-
-include "arch/arm/pic/files.pic"
-include "arch/arm/cortex/files.cortex"
-
-file arch/arm/arm32/arm32_boot.c
-file arch/arm/arm32/arm32_kvminit.c
-file arch/arm/arm32/arm32_reboot.c
-file arch/arm/arm32/irq_dispatch.S
-
-file arch/evbarm/vexpress/vexpress_space.c
-
-# VEXPRESS AXI/AHB bus interface and SoC domains
-device axi { [addr=-1], [size=0], [irq=-1], [irqbase=-1]} : bus_space_generic
-attach axi at mainbus
-file arch/evbarm/vexpress/vexpress_axi.c axi
-
-# UART Interface
-attach plcom at axi with vexpressplcom
-file arch/evbarm/vexpress/vexpress_plcom.c vexpressplcom
-
-# MMCI host controller
-attach plmmc at axi with vexpressplmmc
-file arch/evbarm/vexpress/vexpress_plmmc.c vexpressplmmc
-
-# SMSC LAN9118
-attach smsh at axi with smsh_axi
-file arch/evbarm/vexpress/if_smsh_axi.c smsh_axi
+include "arch/evbarm/conf/files.fdt"
+include "arch/arm/vexpress/files.vexpress"
Index: src/sys/arch/evbarm/conf/mk.vexpress
diff -u src/sys/arch/evbarm/conf/mk.vexpress:1.1 src/sys/arch/evbarm/conf/mk.vexpress:1.2
--- src/sys/arch/evbarm/conf/mk.vexpress:1.1 Mon Feb 9 07:47:15 2015
+++ src/sys/arch/evbarm/conf/mk.vexpress Fri Jun 2 15:22:47 2017
@@ -1,4 +1,4 @@
-# $NetBSD: mk.vexpress,v 1.1 2015/02/09 07:47:15 slp Exp $
+# $NetBSD: mk.vexpress,v 1.2 2017/06/02 15:22:47 jmcneill Exp $
.if !empty(MACHINE_ARCH:M*eb)
EXTRA_LINKFLAGS+= --be8
@@ -12,42 +12,7 @@ _OSRELEASE!= ${HOST_SH} $S/conf/osrelea
KERNEL_BASE_PHYS?=$(LOADADDRESS)
KERNEL_BASE_VIRT?=$(LOADADDRESS)
-MKUBOOTIMAGEARGS= -A arm -T kernel
-MKUBOOTIMAGEARGS+= -a $(KERNEL_BASE_PHYS) -e $(KERNEL_BASE_PHYS)
-MKUBOOTIMAGEARGS+= -n "NetBSD/$(BOARDTYPE) ${_OSRELEASE}"
-MKUBOOTIMAGEARGS_NONE= ${MKUBOOTIMAGEARGS} -C none
-MKUBOOTIMAGEARGS_GZ= ${MKUBOOTIMAGEARGS} -C gz
-
-SYSTEM_LD_TAIL_EXTRA+=; \
- echo ${OBJCOPY} -S -O binary $@ [email protected]; \
- ${OBJCOPY} -S -O binary $@ [email protected]; \
- echo ${TOOL_GZIP} -9c [email protected] > [email protected]; \
- ${TOOL_GZIP} -9c [email protected] > [email protected]; \
- echo ${TOOL_MKUBOOTIMAGE} ${MKUBOOTIMAGEARGS_GZ} [email protected] [email protected]; \
- ${TOOL_MKUBOOTIMAGE} ${MKUBOOTIMAGEARGS_GZ} [email protected] [email protected]; \
- echo ${TOOL_MKUBOOTIMAGE} ${MKUBOOTIMAGEARGS_NONE} [email protected] [email protected]; \
- ${TOOL_MKUBOOTIMAGE} ${MKUBOOTIMAGEARGS_NONE} [email protected] [email protected]; \
- echo
-
-EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.bin@}
-EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.ub@}
-EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.bin.gz@}
-EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.gz.ub@}
-# $NetBSD: mk.vexpress,v 1.1 2015/02/09 07:47:15 slp Exp $
-
-.if !empty(MACHINE_ARCH:M*eb)
-EXTRA_LINKFLAGS+= --be8
-.endif
-
-SYSTEM_FIRST_OBJ= vexpress_start.o
-SYSTEM_FIRST_SFILE= ${THISARM}/vexpress/vexpress_start.S
-
-_OSRELEASE!= ${HOST_SH} $S/conf/osrelease.sh
-
-KERNEL_BASE_PHYS?=$(LOADADDRESS)
-KERNEL_BASE_VIRT?=$(LOADADDRESS)
-
-MKUBOOTIMAGEARGS= -A arm -T kernel
+MKUBOOTIMAGEARGS= -A arm -T kernel -O linux
MKUBOOTIMAGEARGS+= -a $(KERNEL_BASE_PHYS) -e $(KERNEL_BASE_PHYS)
MKUBOOTIMAGEARGS+= -n "NetBSD/$(BOARDTYPE) ${_OSRELEASE}"
MKUBOOTIMAGEARGS_NONE= ${MKUBOOTIMAGEARGS} -C none
Index: src/sys/arch/evbarm/conf/std.vexpress
diff -u src/sys/arch/evbarm/conf/std.vexpress:1.3 src/sys/arch/evbarm/conf/std.vexpress:1.4
--- src/sys/arch/evbarm/conf/std.vexpress:1.3 Sat Apr 2 08:48:35 2016
+++ src/sys/arch/evbarm/conf/std.vexpress Fri Jun 2 15:22:47 2017
@@ -1,4 +1,4 @@
-# $NetBSD: std.vexpress,v 1.3 2016/04/02 08:48:35 skrll Exp $
+# $NetBSD: std.vexpress,v 1.4 2017/06/02 15:22:47 jmcneill Exp $
#
# standard NetBSD/evbarm for VEXPRESS options
@@ -8,11 +8,10 @@ include "arch/evbarm/conf/std.evbarm"
# Pull in VEXPRESS config definitions
include "arch/evbarm/conf/files.vexpress"
-# To support easy transit to ../arch/arm/arm32
+options FDT # Flattened Device Tree support
options MODULAR
options MODULAR_DEFAULT_AUTOLOAD
options ARM_HAS_VBAR
-options CORTEX_PMC
options __HAVE_CPU_COUNTER
options __HAVE_FAST_SOFTINTS # should be in types.h
#options __HAVE_MM_MD_DIRECT_MAPPED_PHYS
@@ -20,12 +19,12 @@ options TPIDRPRW_IS_CURCPU
options KERNEL_BASE_EXT=0x80000000
options FPU_VFP
-makeoptions KERNEL_BASE_PHYS="0x80000000"
-makeoptions KERNEL_BASE_VIRT="0x80000000"
+makeoptions KERNEL_BASE_PHYS="0x81000000"
+makeoptions KERNEL_BASE_VIRT="0x81000000"
makeoptions BOARDTYPE="vexpress"
makeoptions BOARDMKFRAG="${THISARM}/conf/mk.vexpress"
makeoptions CPUFLAGS="-mcpu=cortex-a15 -mfpu=neon"
-options ARM_INTR_IMPL="<arch/evbarm/vexpress/vexpress_intr.h>"
+options ARM_INTR_IMPL="<arch/arm/fdt/fdt_intr.h>"
options ARM_GENERIC_TODR
Index: src/sys/arch/evbarm/vexpress/vexpress_start.S
diff -u src/sys/arch/evbarm/vexpress/vexpress_start.S:1.2 src/sys/arch/evbarm/vexpress/vexpress_start.S:1.3
--- src/sys/arch/evbarm/vexpress/vexpress_start.S:1.2 Wed Feb 11 07:51:10 2015
+++ src/sys/arch/evbarm/vexpress/vexpress_start.S Fri Jun 2 15:22:47 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: vexpress_start.S,v 1.2 2015/02/11 07:51:10 ozaki-r Exp $ */
+/* $NetBSD: vexpress_start.S,v 1.3 2017/06/02 15:22:47 jmcneill Exp $ */
/*-
* Copyright (c) 2015 The NetBSD Foundation, Inc.
@@ -37,18 +37,23 @@
#include <arm/asm.h>
#include <arm/armreg.h>
#include "assym.h"
-#include "platform.h"
-RCSID("$NetBSD: vexpress_start.S,v 1.2 2015/02/11 07:51:10 ozaki-r Exp $")
+#define VEXPRESS_CORE_VBASE 0xf0000000
+#define VEXPRESS_CORE_PBASE 0x10000000
+#define VEXPRESS_CORE_SIZE 0x10000000
+
+RCSID("$NetBSD: vexpress_start.S,v 1.3 2017/06/02 15:22:47 jmcneill Exp $")
#define XPUTC(n) mov r0, n; bl xputc
#define XPUTC2(n) mov r0, n; blx r11
#define INIT_MEMSIZE 128
-#define TEMP_L1_TABLE (KERNEL_BASE - KERNEL_BASE_VOFFSET + INIT_MEMSIZE * 0x100000 - L1_TABLE_SIZE)
+#define TEMP_L1_TABLE (KERNEL_BASE - KERNEL_BASE_VOFFSET + INIT_MEMSIZE * L1_S_SIZE - L1_TABLE_SIZE)
+
+#define MD_CPU_HATCH _C_LABEL(arm_fdt_cpu_hatch)
/*
- * Kernel start routine for ODROID boards running on uboot firmware
+ * Kernel start routine for Versatile Express boards running on uboot firmware
* At this point, this code has been loaded into SDRAM
* and the MMU is off
*/
@@ -62,6 +67,12 @@ _C_LABEL(vexpress_start):
/* Move into supervisor mode and disable IRQs/FIQs. */
cpsid if, #PSR_SVC32_MODE
+ /* Save any arguments passed to us. */
+ movw r4, #:lower16:uboot_args
+ movt r4, #:upper16:uboot_args
+ sub r4, r4, #KERNEL_BASE_VOFFSET
+ stmia r4, {r0-r3}
+
XPUTC('a')
bl cortex_init
Added files:
Index: src/sys/arch/arm/vexpress/files.vexpress
diff -u /dev/null src/sys/arch/arm/vexpress/files.vexpress:1.1
--- /dev/null Fri Jun 2 15:22:47 2017
+++ src/sys/arch/arm/vexpress/files.vexpress Fri Jun 2 15:22:47 2017
@@ -0,0 +1,18 @@
+# $NetBSD: files.vexpress,v 1.1 2017/06/02 15:22:47 jmcneill Exp $
+#
+# Configuration info for ARM Ltd. Versatile Express peripherals
+#
+#
+
+include "arch/arm/pic/files.pic"
+include "arch/arm/cortex/files.cortex"
+
+file arch/arm/arm32/arm32_boot.c
+file arch/arm/arm32/arm32_kvminit.c
+file arch/arm/arm32/arm32_reboot.c
+file arch/arm/arm32/irq_dispatch.S
+file arch/arm/arm32/armv7_generic_space.c
+file arch/arm/arm32/armv7_generic_dma.c
+file arch/arm/arm/bus_space_a4x.S
+
+file arch/arm/vexpress/vexpress_platform.c
Index: src/sys/arch/arm/vexpress/vexpress_platform.c
diff -u /dev/null src/sys/arch/arm/vexpress/vexpress_platform.c:1.1
--- /dev/null Fri Jun 2 15:22:47 2017
+++ src/sys/arch/arm/vexpress/vexpress_platform.c Fri Jun 2 15:22:47 2017
@@ -0,0 +1,170 @@
+/* $NetBSD: vexpress_platform.c,v 1.1 2017/06/02 15:22:47 jmcneill Exp $ */
+
+/*-
+ * Copyright (c) 2017 Jared McNeill <[email protected]>
+ * 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.
+ *
+ * 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.
+ */
+
+#include "opt_multiprocessor.h"
+#include "opt_fdt_arm.h"
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: vexpress_platform.c,v 1.1 2017/06/02 15:22:47 jmcneill Exp $");
+
+#include <sys/param.h>
+#include <sys/bus.h>
+#include <sys/cpu.h>
+#include <sys/device.h>
+#include <sys/termios.h>
+
+#include <dev/fdt/fdtvar.h>
+
+#include <uvm/uvm_extern.h>
+
+#include <machine/bootconfig.h>
+#include <arm/cpufunc.h>
+
+#include <arm/fdt/arm_fdtvar.h>
+
+#include <arm/cortex/gtmr_var.h>
+
+#include <evbarm/dev/plcomvar.h>
+
+#define VEXPRESS_REF_FREQ 24000000
+
+#define VEXPRESS_CORE_VBASE 0xf0000000
+#define VEXPRESS_CORE_PBASE 0x10000000
+#define VEXPRESS_CORE_SIZE 0x10000000
+
+#define DEVMAP_ALIGN(a) ((a) & ~L1_S_OFFSET)
+#define DEVMAP_SIZE(s) roundup2((s), L1_S_SIZE)
+#define DEVMAP_ENTRY(va, pa, sz) \
+ { \
+ .pd_va = DEVMAP_ALIGN(va), \
+ .pd_pa = DEVMAP_ALIGN(pa), \
+ .pd_size = DEVMAP_SIZE(sz), \
+ .pd_prot = VM_PROT_READ|VM_PROT_WRITE, \
+ .pd_cache = PTE_NOCACHE \
+ }
+#define DEVMAP_ENTRY_END { 0 }
+
+extern struct bus_space armv7_generic_bs_tag;
+extern struct bus_space armv7_generic_a4x_bs_tag;
+extern struct arm32_bus_dma_tag armv7_generic_dma_tag;
+
+#define SYSREG_BASE 0x1c010000
+#define SYSREG_SIZE 0x1000
+
+#define SYS_FLAGS 0x0030
+#define SYS_FLAGSCLR 0x0034
+#define SYS_CFGDATA 0x00a0
+#define SYS_CFGCTRL 0x00a4
+#define SYS_CFGCTRL_START __BIT(31)
+#define SYS_CFGCTRL_WRITE __BIT(30)
+#define SYS_CFGCTRL_DCC __BITS(29,26)
+#define SYS_CFGCTRL_FUNCTION __BITS(25,20)
+#define SYS_CFGCTRL_FUNCTION_SHUTDOWN 8
+#define SYS_CFGCTRL_FUNCTION_REBOOT 9
+#define SYS_CFGCTRL_SITE __BITS(17,16)
+#define SYS_CFGCTRL_POSITION __BITS(15,12)
+#define SYS_CFGCTRL_DEVICE __BITS(11,0)
+#define SYS_CFGSTAT 0x00a8
+#define SYS_CFGSTAT_ERROR __BIT(1)
+#define SYS_CFGSTAT_COMPLETE __BIT(0)
+
+static bus_space_tag_t sysreg_bst = &armv7_generic_bs_tag;
+static bus_space_handle_t sysreg_bsh;
+
+#define SYSREG_WRITE(o, v) \
+ bus_space_write_4(sysreg_bst, sysreg_bsh, (o), (v))
+
+
+static const struct pmap_devmap *
+vexpress_platform_devmap(void)
+{
+ static const struct pmap_devmap devmap[] = {
+ DEVMAP_ENTRY(VEXPRESS_CORE_VBASE,
+ VEXPRESS_CORE_PBASE,
+ VEXPRESS_CORE_SIZE),
+ DEVMAP_ENTRY_END
+ };
+
+ return devmap;
+}
+
+static void
+vexpress_platform_bootstrap(void)
+{
+ bus_space_map(sysreg_bst, SYSREG_BASE, SYSREG_SIZE, 0,
+ &sysreg_bsh);
+}
+
+static void
+vexpress_platform_init_attach_args(struct fdt_attach_args *faa)
+{
+ faa->faa_bst = &armv7_generic_bs_tag;
+ faa->faa_a4x_bst = &armv7_generic_a4x_bs_tag;
+ faa->faa_dmat = &armv7_generic_dma_tag;
+}
+
+static void
+vexpress_platform_early_putchar(char c)
+{
+}
+
+static void
+vexpress_platform_device_register(device_t self, void *aux)
+{
+}
+
+static void
+vexpress_platform_reset(void)
+{
+ SYSREG_WRITE(SYS_CFGSTAT, 0);
+ SYSREG_WRITE(SYS_CFGDATA, 0);
+ SYSREG_WRITE(SYS_CFGCTRL,
+ SYS_CFGCTRL_START |
+ SYS_CFGCTRL_WRITE |
+ __SHIFTIN(SYS_CFGCTRL_FUNCTION_REBOOT,
+ SYS_CFGCTRL_FUNCTION));
+}
+
+static u_int
+vexpress_platform_uart_freq(void)
+{
+ return VEXPRESS_REF_FREQ;
+}
+
+static const struct arm_platform vexpress_platform = {
+ .devmap = vexpress_platform_devmap,
+ .bootstrap = vexpress_platform_bootstrap,
+ .init_attach_args = vexpress_platform_init_attach_args,
+ .early_putchar = vexpress_platform_early_putchar,
+ .device_register = vexpress_platform_device_register,
+ .reset = vexpress_platform_reset,
+ .delay = gtmr_delay,
+ .uart_freq = vexpress_platform_uart_freq,
+};
+
+ARM_PLATFORM(vexpress, "arm,vexpress", &vexpress_platform);
