Re: x86/boot: add ramoops.mem_size=1048576 boot parameter cause can't boot

[youling 257]

Ram map

[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000008efff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000008f000-0x000000000008ffff] ACPI NVS
[ 0.000000] BIOS-e820: [mem 0x0000000000090000-0x000000000009ffff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001effffff] usable
[ 0.000000] BIOS-e820: [mem 0x000000001f000000-0x00000000201fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000020200000-0x00000000b6de7fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000b6de8000-0x00000000b6e08fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000b6e09000-0x00000000ba608fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000ba609000-0x00000000ba698fff] type 20
[ 0.000000] BIOS-e820: [mem 0x00000000ba699000-0x00000000baf18fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000baf19000-0x00000000bb018fff] ACPI NVS
[ 0.000000] BIOS-e820: [mem 0x00000000bb019000-0x00000000bb058fff] ACPI data
[ 0.000000] BIOS-e820: [mem 0x00000000bb059000-0x00000000bbffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fea00000-0x00000000feafffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed01000-0x00000000fed01fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed03000-0x00000000fed03fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed06000-0x00000000fed06fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed08000-0x00000000fed09fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1cfff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fedbffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffc00000-0x00000000ffffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000013fffffff] usable
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] efi: EFI v2.40 by INSYDE Corp.
[ 0.000000] efi: ACPI 2.0=0xbb058014 SMBIOS=0xba6a9000 ESRT=0xba6ac918
[ 0.000000] SMBIOS 2.8 present.
[ 0.000000] DMI: jumper EZpad/EZpad, BIOS Jumper8.S106x.A00C.1066 12/22/2015
[ 0.000000] tsc: Detected 1440.000 MHz processor
[ 0.000298] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[ 0.000302] e820: remove [mem 0x000a0000-0x000fffff] usable

youling 257 <youling257@xxxxxxxxx> ä2019å11æ2æåå äå10:23åéï
>
> only add ramoops.mem_size=1048576 boot parameter cause can't boot on
> my device, stop at booting command list, no anyting happen, no dmesg.
>
>