Part Number: BEAGLEBK
Tool/software: Linux
I'm using beaglebone balck,running debian 9.1. When I start beaglebone, it will shows a serias errors as bellow:
Starting kernel ... [ 0.000797] clocksource_probe: no matching clocksources found [ 2.081576] wkup_m3_ipc 44e11324.wkup_m3_ipc: could not get rproc handle [ 2.262704] ti_emif_sram 4c000000.emif: Unable to get sram pool for ocmcram [ 2.280958] omap_voltage_late_init: Voltage driver support not added [ 2.292324] PM: Cannot get wkup_m3_ipc handle [ 2.355945] cpu cpu0: _of_add_opp_table_v2: Failed to add OPP, -17 [ 2.362741] cpu: dev_pm_opp_of_cpumask_add_table: couldn't find opp table for cpu:0, -17 [ 2.371336] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 2.683575] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 18.556861] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed Debian GNU/Linux 9 beaglebone ttyS0 BeagleBoard.org Debian Image 2017-09-21 Support/FAQ: elinux.org/Beagleboard:BeagleBoneBlack_Debian default username:password is [debian:temppwd] beaglebone login: [ 22.036636] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 22.118824] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 22.485769] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 22.516665] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 23.074407] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 23.110488] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 24.788364] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 24.861187] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 27.947970] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed [ 27.976843] PM: am33xx_prepare_push_sram_idle: EMIF function copy failed
Why shows "PM: am33xx_prepare_push_sram_idle: EMIF function copy failed" and how to resolve this problem?
Thanks.