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x86: enable 4G high memory support for generic (32bit) subtarget

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This is required to fully support a number of 32bit x86 systems equipped
with more than one GB ram, e.g. certain Atom CPU machines.

Ref: https://forum.lede-project.org/t/17-01-1-x86-doesnt-detect-all-of-the-ram/3295

Signed-off-by: Jo-Philipp Wich <jo@mein.io>
This commit is contained in:
Jo-Philipp Wich 2017-04-27 15:15:29 +02:00
parent a45cde9118
commit 4b4f739373
2 changed files with 8 additions and 4 deletions
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9
target/linux/x86/config-4.9
View file

@ -9,6 +9,7 @@ CONFIG_AMD_NB=y
CONFIG_ARCH_CLOCKSOURCE_DATA=y
CONFIG_ARCH_DEFCONFIG="arch/x86/configs/i386_defconfig"
CONFIG_ARCH_DISCARD_MEMBLOCK=y
CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
CONFIG_ARCH_HAS_CPU_RELAX=y
CONFIG_ARCH_HAS_ELF_RANDOMIZE=y
@ -210,7 +211,9 @@ CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
CONFIG_HAVE_UID16=y
CONFIG_HAVE_UNSTABLE_SCHED_CLOCK=y
CONFIG_HAVE_USER_RETURN_NOTIFIER=y
# CONFIG_HIGHMEM4G is not set
CONFIG_HIGHMEM=y
CONFIG_HIGHMEM4G=y
# CONFIG_HIGHPTE is not set
CONFIG_HPET_EMULATE_RTC=y
CONFIG_HPET_TIMER=y
# CONFIG_HP_WATCHDOG is not set
@ -302,7 +305,7 @@ CONFIG_NEED_SG_DMA_LENGTH=y
# CONFIG_NET5501 is not set
# CONFIG_NET_NS is not set
CONFIG_NLS=y
CONFIG_NOHIGHMEM=y
# CONFIG_NOHIGHMEM is not set
CONFIG_NO_BOOTMEM=y
CONFIG_NR_CPUS=1
# CONFIG_NSC_GPIO is not set
@ -345,7 +348,6 @@ CONFIG_PROC_PAGE_MONITOR=y
# CONFIG_RCU_STALL_COMMON is not set
CONFIG_RD_BZIP2=y
CONFIG_RD_GZIP=y
# CONFIG_RELOCATABLE is not set
CONFIG_RTC_CLASS=y
CONFIG_RTC_MC146818_LIB=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
@ -432,7 +434,6 @@ CONFIG_X86_MINIMUM_CPU_FAMILY=4
CONFIG_X86_MPPARSE=y
CONFIG_X86_MSR=y
# CONFIG_X86_P4_CLOCKMOD is not set
# CONFIG_X86_PAE is not set
CONFIG_X86_PAT=y
CONFIG_X86_PLATFORM_DEVICES=y
# CONFIG_X86_POWERNOW_K6 is not set

3
target/linux/x86/legacy/config-default
View file

@ -120,6 +120,7 @@ CONFIG_HAVE_CLK_PREPARE=y
CONFIG_HDMI=y
CONFIG_HID=y
CONFIG_HID_BATTERY_STRENGTH=y
# CONFIG_HIGHMEM4G is not set
CONFIG_HPET=y
CONFIG_HPET_MMAP=y
# CONFIG_HP_ACCEL is not set
@ -169,6 +170,7 @@ CONFIG_MOUSE_PS2_SYNAPTICS=y
CONFIG_MOUSE_PS2_TRACKPOINT=y
# CONFIG_MOUSE_SERIAL is not set
# CONFIG_MOUSE_VSXXXAA is not set
CONFIG_NOHIGHMEM=y
CONFIG_NO_HZ=y
CONFIG_PATA_AMD=y
CONFIG_PATA_ATIIXP=y
@ -217,6 +219,7 @@ CONFIG_X86_ACPI_CPUFREQ=y
# CONFIG_X86_E_POWERSAVER is not set
# CONFIG_X86_INTEL_LPSS is not set
# CONFIG_X86_LONGHAUL is not set
# CONFIG_X86_PAE is not set
# CONFIG_X86_PCC_CPUFREQ is not set
CONFIG_X86_PM_TIMER=y
# CONFIG_X86_POWERNOW_K8 is not set