svn commit: r298397 - in head/sys/mips: conf mediatek
Stanislav Galabov
sgalabov at FreeBSD.org
Thu Apr 21 07:40:05 UTC 2016
Author: sgalabov
Date: Thu Apr 21 07:40:03 2016
New Revision: 298397
URL: https://svnweb.freebsd.org/changeset/base/298397
Log:
Rework Mediatek/Ralink configuration files
Only compile what each SoC needs and get rid of MEDIATEK generic config.
Approved by: adrian (mentor)
Sponsored by: Smartcom - Bulgaria AD
Differential Revision: https://reviews.freebsd.org/D5996
Added:
head/sys/mips/mediatek/files.mediatek (contents, props changed)
head/sys/mips/mediatek/std.mediatek (contents, props changed)
Deleted:
head/sys/mips/conf/MEDIATEK
head/sys/mips/conf/MEDIATEK_BASE
Modified:
head/sys/mips/conf/MT7620A_FDT
head/sys/mips/conf/MT7620N_FDT
head/sys/mips/conf/MT7621_FDT
head/sys/mips/conf/MT7628_FDT
head/sys/mips/conf/RT3050_FDT
head/sys/mips/conf/RT3352_FDT
head/sys/mips/conf/RT3883_FDT
head/sys/mips/conf/RT5350_FDT
Modified: head/sys/mips/conf/MT7620A_FDT
==============================================================================
--- head/sys/mips/conf/MT7620A_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/MT7620A_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,8 +1,7 @@
#
# MT7620A_FDT -- Kernel configuration file for FreeBSD/MIPS MT7620A SoC
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -14,17 +13,65 @@
#
#makeoptions FDT_DTS_FILE=MT7620a.dts
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
-
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident MT7620A
cpu CPU_MIPS24K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_v1
+
+# UART device support
+nodevice uart_ns8250
+device uart_dev_mtk
+
+# SPI and SPI flash support
+device mtk_spi_v1
+device spibus
+device mx25l
+
+# GPIO and gpioled support
+device mtk_gpio_v1
+device gpio
+device gpioled
+
+# PCI support
+device pci
+
+# USB (ehci, ohci) support
+device usb
+device mtk_usb_phy
+device ehci
+device ohci
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Modified: head/sys/mips/conf/MT7620N_FDT
==============================================================================
--- head/sys/mips/conf/MT7620N_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/MT7620N_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,8 +1,7 @@
#
# MT7620N_FDT -- Kernel configuration file for FreeBSD/MIPS MT7620N SoC
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -14,17 +13,62 @@
#
#makeoptions FDT_DTS_FILE=WRTNODE.dts
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
-
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident MT7620N
cpu CPU_MIPS24K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_v1
+
+# UART device support
+nodevice uart_ns8250
+device uart_dev_mtk
+
+# SPI and SPI flash support
+device mtk_spi_v1
+device spibus
+device mx25l
+
+# GPIO and gpioled support
+device mtk_gpio_v1
+device gpio
+device gpioled
+
+# USB (ehci, ohci) support
+device usb
+device mtk_usb_phy
+device ehci
+device ohci
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Modified: head/sys/mips/conf/MT7621_FDT
==============================================================================
--- head/sys/mips/conf/MT7621_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/MT7621_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,8 +1,7 @@
#
# MT7621_FDT -- Kernel configuration file for FreeBSD/MIPS MT7621 SoC
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -12,19 +11,63 @@
#
# FDT_DTS_FILE should be modified to suit the target board type.
#
-#makeoptions FDT_DTS_FILE=ZBT-WG2626.dts
-
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
+#makeoptions FDT_DTS_FILE=WITI.dts
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident MT7621
cpu CPU_MIPS1004K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_gic
+
+# UART device support is compiled in when uart_ns8250 is selected (default)
+
+# SPI and SPI flash support
+device mtk_spi_v2
+device spibus
+device mx25l
+
+# GPIO and gpioled support
+device mtk_gpio_v2
+device gpio
+device gpioled
+
+# PCI support
+device pci
+
+# USB (ehci, ohci) support
+device usb
+device xhci
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Modified: head/sys/mips/conf/MT7628_FDT
==============================================================================
--- head/sys/mips/conf/MT7628_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/MT7628_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,8 +1,8 @@
#
-# MT7628_FDT -- Kernel configuration file for FreeBSD/MIPS MT7628/MT7688 SoCs
+# MT7628_FDT -- Kernel configuration file for FreeBSD/MIPS MT7628 and MT7688
+# SoCs
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -12,19 +12,65 @@
#
# FDT_DTS_FILE should be modified to suit the target board type.
#
-#makeoptions FDT_DTS_FILE=MT7628.dts
-
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
+#makeoptions FDT_DTS_FILE=LINKIT7688.dts
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident MT7628
cpu CPU_MIPS24K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_v2
+
+# UART device support is compiled in when uart_ns8250 is selected (default)
+
+# SPI and SPI flash support
+device mtk_spi_v2
+device spibus
+device mx25l
+
+# GPIO and gpioled support
+device mtk_gpio_v2
+device gpio
+device gpioled
+
+# PCI support
+device pci
+
+# USB (ehci, ohci) support
+device usb
+device mtk_usb_phy
+device ehci
+device ohci
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Modified: head/sys/mips/conf/RT3050_FDT
==============================================================================
--- head/sys/mips/conf/RT3050_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/RT3050_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,9 +1,8 @@
#
-# RT3050_FDT -- Kernel configuration file for FreeBSD/MIPS RT3050/RT3052/RT3350
-# SoCs
+# RT3050_FDT -- Kernel configuration file for FreeBSD/MIPS RT3050, RT3052 and
+# RT3350 SoCs
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -15,17 +14,65 @@
#
#makeoptions FDT_DTS_FILE=DIR-600-B1.dts
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
-
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident RT3050
cpu CPU_MIPS24K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_v1
+
+# UART device support
+nodevice uart_ns8250
+device uart_dev_mtk
+
+# SPI and SPI flash support
+device mtk_spi_v1
+device spibus
+device mx25l
+
+# CFI support
+device cfi
+device cfid
+
+# GPIO and gpioled support
+device mtk_gpio_v1
+device gpio
+device gpioled
+
+# USB (dwcotg) support
+device usb
+device mtk_usb_phy
+device dwcotg
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Modified: head/sys/mips/conf/RT3352_FDT
==============================================================================
--- head/sys/mips/conf/RT3352_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/RT3352_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,8 +1,7 @@
#
# RT3352_FDT -- Kernel configuration file for FreeBSD/MIPS RT3352 SoC
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -14,17 +13,62 @@
#
#makeoptions FDT_DTS_FILE=DIR-615-H1.dts
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
-
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident RT3352
cpu CPU_MIPS24K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_v1
+
+# UART device support
+nodevice uart_ns8250
+device uart_dev_mtk
+
+# SPI and SPI flash support
+device mtk_spi_v1
+device spibus
+device mx25l
+
+# GPIO and gpioled support
+device mtk_gpio_v1
+device gpio
+device gpioled
+
+# USB (ehci, ohci) support
+device usb
+device mtk_usb_phy
+device ehci
+device ohci
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Modified: head/sys/mips/conf/RT3883_FDT
==============================================================================
--- head/sys/mips/conf/RT3883_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/RT3883_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,8 +1,8 @@
#
-# RT3883_FDT -- Kernel configuration file for FreeBSD/MIPS RT3662/RT3883 SoCs
+# RT3883_FDT -- Kernel configuration file for FreeBSD/MIPS RT3662 and RT3883
+# SoCs
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -14,17 +14,65 @@
#
#makeoptions FDT_DTS_FILE=DIR-645.dts
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
-
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident RT3883
cpu CPU_MIPS74K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_v1
+
+# UART device support
+nodevice uart_ns8250
+device uart_dev_mtk
+
+# SPI and SPI flash support
+device mtk_spi_v1
+device spibus
+device mx25l
+
+# CFI support
+#device cfi
+#device cfid
+
+# GPIO and gpioled support
+device mtk_gpio_v1
+device gpio
+device gpioled
+
+# USB (dwcotg) support
+device usb
+device mtk_usb_phy
+device dwcotg
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Modified: head/sys/mips/conf/RT5350_FDT
==============================================================================
--- head/sys/mips/conf/RT5350_FDT Thu Apr 21 07:36:11 2016 (r298396)
+++ head/sys/mips/conf/RT5350_FDT Thu Apr 21 07:40:03 2016 (r298397)
@@ -1,8 +1,7 @@
#
# RT5350_FDT -- Kernel configuration file for FreeBSD/MIPS RT5350 SoC
#
-# This includes all the configurable parts of the kernel. Please read through
-# MEDIATEK kernel config and customize the options to fit your board if needed.
+# This includes all the configurable parts of the kernel.
#
# $FreeBSD$
#
@@ -12,19 +11,64 @@
#
# FDT_DTS_FILE should be modified to suit the target board type.
#
-#makeoptions FDT_DTS_FILE=DIR-300-B7.dts
-
-#
-# The user should never have to edit what's below this line.
-# If customizations are needed, they should be done to the MEDIATEK kernel
-# configuration.
-#
+#makeoptions FDT_DTS_FILE=DIR-610-A1.dts
# Start with a base configuration
-include MEDIATEK_BASE
+include "../mediatek/std.mediatek"
ident RT5350
cpu CPU_MIPS24K
-# Include optional configuration (to be edited by the user if needed)
-include MEDIATEK
+# Don't build any modules by default
+makeoptions MODULES_OVERRIDE=""
+
+# Default rootfs device configuration, should be changed to suit target board
+options ROOTDEVNAME=\"ufs:md0.uzip\"
+
+# Support geom_uzip(4) compressed disk images
+device geom_uzip
+options GEOM_UZIP
+
+# Support md(4) and md-based rootfs
+device md
+options MD_ROOT
+
+# Interrupt controller support
+device mtk_intr_v1
+
+# UART device support
+nodevice uart_ns8250
+device uart_dev_mtk
+
+# SPI and SPI flash support
+device mtk_spi_v1
+device spibus
+device mx25l
+
+# GPIO and gpioled support
+device mtk_gpio_v1
+device gpio
+device gpioled
+
+# USB (ehci, ohci) support
+device usb
+device mtk_usb_phy
+device ehci
+device ohci
+
+# USB umass(4) storage and da(4) support
+device umass
+device da
+
+# CAM support, required if umass(4) is enabled above
+device pass
+device scbus
+
+# Ethernet, BPF and bridge support
+device rt
+device bpf
+device if_bridge
+
+# Extres
+device ext_resources
+device clk
Added: head/sys/mips/mediatek/files.mediatek
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/mips/mediatek/files.mediatek Thu Apr 21 07:40:03 2016 (r298397)
@@ -0,0 +1,42 @@
+# $FreeBSD$
+
+mips/mediatek/mtk_machdep.c standard
+mips/mediatek/mtk_sysctl.c standard
+mips/mediatek/mtk_soc.c standard
+mips/mediatek/mtk_reset.c standard
+mips/mediatek/mtk_clock.c standard
+mips/mediatek/mtk_pinctrl.c standard
+mips/mediatek/palmbus.c standard
+mips/mediatek/mtk_intr_v1.c optional mtk_intr_v1
+mips/mediatek/mtk_intr_v2.c optional mtk_intr_v2
+mips/mediatek/mtk_intr_gic.c optional mtk_intr_gic
+mips/mediatek/uart_dev_mtk.c optional uart uart_dev_mtk
+mips/mediatek/uart_dev_mtk_ns8250.c optional uart uart_ns8250
+mips/mediatek/mtk_spi_v1.c optional spibus mtk_spi_v1
+mips/mediatek/mtk_spi_v2.c optional spibus mtk_spi_v2
+mips/mediatek/mtk_usb_phy.c optional usb mtk_usb_phy
+mips/mediatek/mtk_xhci.c optional usb xhci
+mips/mediatek/mtk_ohci.c optional usb ohci
+mips/mediatek/mtk_ehci.c optional usb ehci
+mips/mediatek/mtk_dotg.c optional usb dwcotg
+mips/mediatek/mtk_pcie.c optional pci
+mips/mediatek/mtk_gpio_v1.c optional gpio mtk_gpio_v1
+mips/mediatek/mtk_gpio_v2.c optional gpio mtk_gpio_v2
+#mips/mediatek/mtk_mmc.c optional mmc
+
+# Ralink/Mediatek Ethernet driver
+dev/rt/if_rt.c optional rt
+
+# Hack to reuse ARM intrng code
+kern/subr_intr.c standard
+kern/pic_if.m standard
+
+# Intrng compatible MIPS32 interrupt controller
+mips/mips/mips_pic.c standard
+
+# Standard MIPS ticker
+mips/mips/tick.c standard
+
+# Temporary Reset if
+mips/mediatek/fdt_reset.c standard
+mips/mediatek/fdt_reset_if.m standard
Added: head/sys/mips/mediatek/std.mediatek
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/mips/mediatek/std.mediatek Thu Apr 21 07:40:03 2016 (r298397)
@@ -0,0 +1,84 @@
+#
+# std.mtk -- Base kernel configuration file for FreeBSD/MIPS Mediatek/Ralink
+# SoCs.
+#
+# This includes all the required drivers for the SoCs.
+#
+# $FreeBSD$
+#
+
+# Include the standard file list for Mediatek SoCs.
+files "../mediatek/files.mediatek"
+
+# Building a mips/mipsel kernel
+machine mips mipsel
+
+# Little-endian machine
+makeoptions MIPS_LITTLE_ENDIAN=defined
+
+# Default kernel load address
+makeoptions KERNLOADADDR=0x80001000
+
+# Mediatek/Ralink SoC support depends on FDT (with static DTB for the moment)
+options FDT
+options FDT_DTB_STATIC
+
+# We rely on INTRNG code
+options INTRNG
+options MIPS_NIRQ=256
+
+# We rely on NEW_PCIB code
+options NEW_PCIB
+
+# Build kernel with gdb(1) debug symbols
+makeoptions DEBUG=-g
+
+# Support for DDB and KDB
+options DDB
+options KDB
+
+# Debugging for use in -current
+options INVARIANTS
+options INVARIANT_SUPPORT
+options WITNESS
+options WITNESS_SKIPSPIN
+options DEBUG_REDZONE
+options DEBUG_MEMGUARD
+
+# For small memory footprints
+options VM_KMEM_SIZE_SCALE=1
+
+# General options, including scheduler, etc.
+options SCHED_ULE # ULE scheduler
+options INET # InterNETworking
+#options INET6 # IPv6
+options PSEUDOFS # Pseude-filesystem framework
+options FFS # Berkeley Fast Filesystem
+#options SOFTUPDATES # Enable FFS soft updates support
+#options UFS_ACL # Support for access control lists
+#options UFS_DIRHASH # Improve big directory performance
+#options MSDOSFS # Enable support for MSDOS filesystems
+options _KPOSIX_PRIORITY_SCHEDULING # Posix P1003_1B real-time ext.
+
+#
+# Standard drivers section
+#
+# The drivers in the following section are required in order to successfully
+# compile the kernel.
+#
+
+# FDT clock and pinctrl framework
+device fdt_clock
+device fdt_pinctrl
+
+# UART support
+device uart
+
+# random support
+device random
+
+# loop device support
+device loop
+
+# ether device support
+device ether
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