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;============================================================================
;##
;## This file is part of the coreboot project.
;##
;## Copyright (C) 2018, The Linux Foundation. All rights reserved.
;##
;## This program is free software; you can redistribute it and/or modify
;## it under the terms of the GNU General Public License version 2 and
;## only version 2 as published by the Free Software Foundation.
;##
;## This program is distributed in the hope that it will be useful,
;## but WITHOUT ANY WARRANTY; without even the implied warranty of
;## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;## GNU General Public License for more details.
;##
;============================================================================
; Name:
; debug_cb_common.cmm
;
; Description:
; Debug coreboot Environment
;============================================================================
;============================================================================
; CMM script variables
;============================================================================
LOCAL &BBStage // Bootblock Stage stop?
LOCAL &VERStage // Verify Stage stop?
LOCAL &ROMStage // Rom Stage stop?
LOCAL &QCLStage // QCL Stage stop?
LOCAL &RAMStage // Ram Stage stop?
LOCAL &BL31Stage // BL31 Stage stop?
LOCAL &DCStage // Depthcharge Stage stop?
LOCAL &KernelSyms // Load Kernel Symbols?
LOCAL &RAMLoad // T32 Load Code?
;============================================================================
;---------------------------------------------------
; Entry point
;---------------------------------------------------
ENTRY &TargetPkg &srcpath &xblsrcpath &ImageName
// Parse for RAMLoad first
if (STR.CP("&ImageName","RAM,*"))
(
&RAMLoad=TRUE()
&ImageName=STR.CUT("&ImageName",4)
)
else
&RAMLoad=FALSE()
// Parse &ImageName the easy way
if (STR.CP("&ImageName","*ALL*"))
(
&BBStage=TRUE()
&VERStage=TRUE()
&ROMStage=TRUE()
&QCLStage=TRUE()
&RAMStage=TRUE()
;&BL31Stage=TRUE()
&DCStage=TRUE()
&KernelSyms=STRING.CP("&ImageName", "*KERNEL*")
)
else
(
&BBStage=STRING.CP("&ImageName","*BB*")
&VERStage=STRING.CP("&ImageName","*VER*")
&ROMStage=STRING.CP("&ImageName","*ROM*")
&QCLStage=STRING.CP("&ImageName","*QCL*")
&RAMStage=STRING.CP("&ImageName","*RAM*")
&BL31Stage=STRING.CP("&ImageName","*BL31*")
&DCStage=STRING.CP("&ImageName","*DC*")
&KernelSyms=STRING.CP("&ImageName", "*KERNEL*")
)
PRINT %String "Debug Script: debug_cb_common.cmm"
PRINT %String "Images to debug: &ImageName"
PRINT %String "Loading Kernel Symbols: &KernelSyms"
PRINT %String "RAMLoad Requested: &RAMLoad"
PRINT %String "BootBlock Entry Addr: &BBEntryAddr"
PRINT %String "VerStage Entry Addr: &VEREntryAddr"
PRINT %String "RomStage Entry Addr: &ROMEntryAddr"
PRINT %String "QCLStage Entry Addr: &QCLEntryAddr"
PRINT %String "RamStage Entry Addr: &RAMEntryAddr"
PRINT %String "BL31 Entry Addr: &BL31EntryAddr"
PRINT %String "DepthCharge Entry Addr: &DCEntryAddr"
PRINT %String "Kernel Entry Addr: &KernelEntryAddr"
PRINT %String "PreRamCbfsCache: &PreRamCbfsCache"
PRINT %String "PreRamConsoleAddr: &PreRamConsoleAddr"
PRINT %String "VBoot2Work: &VBoot2Work"
PRINT %String "Stack: &Stack"
PRINT %String "Ttb: &Ttb"
PRINT %String "Timestamp &Timestamp"
PRINT %String "RamConsoleAddr &RamConsoleAddr"
PRINT %String "CbmemTop &CbmemTop"
PRINT %String "PostRamCbfsCache &PostRamCbfsCache"
// HW at BB entry, first stop: bootblock
////////////////////////////////////////
if &BBStage
(
IF "&debug"==""
(
d.load.binary build/coreboot.rom 0xA0000000
)
&imgpath="build\cbfs\fallback\bootblock.elf"
if (&RAMLoad)
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath
else
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /nocode
;uncomment b.s if not simulating (CONFIG_SOC_SIMULATE)
;b.s run_romstage /o
;d.set &PreRamConsoleAddr++0x8000 0
d.dump &PreRamConsoleAddr /spotlight
IF (STR.CP("&debug","DEBUG"))
(
print %String "Now the control is in BootBlock, press enter after debugging to go to next stage"
print %String "Press enter to go to next stage"
enter
)
ELSE
(
go
enddo
)
)
go &VEREntryAddr
wait !run()
if &VERStage
(
&imgpath="build\cbfs\fallback\verstage.elf"
if (&RAMLoad)
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /noclear
else
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /nocode /noclear
print %String "Now the control is in VERStage, press enter after debugging to go to next stage"
print %String "Press enter to go to next stage"
enter
)
go &ROMEntryAddr
wait !run()
if &ROMStage
(
&imgpath="build\cbfs\fallback\romstage.elf"
if (&RAMLoad)
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath
else
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /nocode
print %String "Now the control is in ROMStage, press enter after debugging to go to next stage"
print %String "Press enter to go to next stage"
enter
)
; go &QCLEntryAddr
; wait !run()
;
; if &QCLStage
; (
; &imgpath="3rdparty\blobs\soc\qualcomm\sdm845\QcLib.elf"
; if (&RAMLoad)
; d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /noclear
; else
; d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /nocode /noclear
;
; print %String "Now the control is in QCLStage, press enter after debugging to go to next stage"
; print %String "Press enter to go to next stage"
; enter
; )
go &RAMEntryAddr
wait !run()
if &RAMStage
(
&imgpath="build\cbfs\fallback\ramstage.elf"
if (&RAMLoad)
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath
else
d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /nocode
print %String "Now the control is in RAMStage, press enter after debugging to go to next stage"
print %String "Press enter to go to next stage"
enter
)
; BL31 disabled for now
; Next block of code commented out
; go &BL31EntryAddr
; wait !run()
;
; if &BL31Stage
; (
; &imgpath="build\bl31.elf"
; if (&RAMLoad)
; d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath
; else
; d.load.elf &imgpath /strippart "coreboot" /sourcepath &srcpath /nocode
; y.spath.srd 3rdparty/arm-trusted-firmware
; print %String "Now the control is in BL31, press enter after debugging to go to next stage"
; print %String "Press enter to go to next stage"
; enter
; )
; End of commented out code block: bl31
go &DCEntryAddr
wait !run()
if &DCStage
(
&imgpath="payloads\external\depthcharge\depthcharge\build\depthcharge.elf"
symbol.sourcepath.setbasedir &srcpath\payloads
if (&RAMLoad)
d.load.elf &imgpath /strippart "payloads" /sourcepath &srcpath
else
d.load.elf &imgpath /strippart "payloads" /sourcepath &srcpath /nocode
b.d /all
b.set main
b.set halt
b.set &KernelEntryAddr ; kernel entry point
y.spath.srd + payloads/external/depthcharge/depthcharge
y.spath.srd + 3rdparty\vboot_reference
d.dump &RamConsoleAddr /spotlight
&CBTablePtr=Register(X0)
Data.SAVE.Binary CBTablePtr.bin &CBTablePtr++0x400
print %String "Now the control is in Depthcharge, press enter after debugging to run free"
;print %String "Use this command to load kernel symbols: d.load.elf vmlinux /nocode /strippart kernel"
print %String "Press enter when done debugging Depthcharge"
enter
)
; go &KernelEntryAddr
; wait !run()
;
; if &KernelSyms
; (
; print %String "Kernel Symbols are being loaded, this requires two files in coreboot root tree:"
; print %String "vmlinux needs to be copied from ChromiumOS build tree"
; print %String "msm-4.4 needs to be symbolic link to kernel source tree"
; d.load.elf vmlinux /strippart "msm-4.4" /nocode
; y.spath.srd msm-4.4
; print %String "This script now concludes at kernel entry point"
; )
enddo
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