build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/35403 )
Change subject: soc/intel/common/basecode: Implement CSE update flow
......................................................................
Patch Set 19:
(5 comments)
https://review.coreboot.org/c/coreboot/+/35403/19/src/soc/intel/common/base…
File src/soc/intel/common/basecode/fw_update/cse_update.c:
https://review.coreboot.org/c/coreboot/+/35403/19/src/soc/intel/common/base…
PS19, Line 120: /* If CSE boots from BP1, then CSE ready for HMRFPO mode, but not in HMRFPO mode */
code indent should use tabs where possible
https://review.coreboot.org/c/coreboot/+/35403/19/src/soc/intel/common/base…
PS19, Line 121: if(current_bp != BP1) {
space required before the open parenthesis '('
https://review.coreboot.org/c/coreboot/+/35403/19/src/soc/intel/common/base…
PS19, Line 251: if(!cse_check_rw_state(me_rw_bp_status)) {
suspect code indent for conditional statements (8, 17)
https://review.coreboot.org/c/coreboot/+/35403/19/src/soc/intel/common/base…
PS19, Line 251: if(!cse_check_rw_state(me_rw_bp_status)) {
space required before the open parenthesis '('
https://review.coreboot.org/c/coreboot/+/35403/19/src/soc/intel/common/base…
PS19, Line 253: return -1;
Statements should start on a tabstop
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Hello Patrick Rudolph, Subrata Banik, Balaji Manigandan, Aamir Bohra, Rizwan Qureshi, V Sowmya, build bot (Jenkins), Andrey Petrov, Patrick Georgi, Martin Roth, Furquan Shaikh,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/coreboot/+/35403
to look at the new patch set (#19).
Change subject: soc/intel/common/basecode: Implement CSE update flow
......................................................................
soc/intel/common/basecode: Implement CSE update flow
This is the core patch that implement CSE FW update flow.
To enable the FW update flow the following are required:
* Descriptor change to accommodate a larger CSME region
The CSME size is 6MB for the POC.
* FMAP changes to accommodate ME update binary in RW CBFSes.
Due to the increased CSME binary size and to accommodate the extra
CSME RW binaries (which are ~2.5 MB) in RW CBFSes, the board FMAP has
to be modified.
* The new CSE binary with new partitions and respective RW area binaries.
The following changes have been done in this patch:
* Implement Update flow
Get the partition info containing version of ME RW using GET_BOOT_PARTITION_INFO HECI command
Get the me_rw.version from the currently selected RW slot.
If the version from the above 2 locations don't match start the update
Set the CSE's next boot partition to RO using SET_BOOT_PARTITION HECI command.
Send global reset command to reset only the CSME
Wait for CSME to enter SOFT_TEMP_DISABLE operation mode (indicated by HFSTS1 register bit 19:16)
Enable HMRFPO (Host ME Region Flash Protection Override) using the HMRFPO_ENABLE HECI command
Erase and Copy the CBFS ME RW to ME RW partition
Set the CSE's next boot partition to RW using SET_BOOT_PARTITION HECI command
Trigger global reset
The system should boot with the Updated ME
Verified that the basic update flows are working on Cometlake RVP and hatch.
Change-Id: I12f6bba3324069d65edabaccd234006b0840e700
Signed-off-by: Rizwan Qureshi <rizwan.qureshi(a)intel.com>
Signed-off-by: V Sowmya <v.sowmya(a)intel.com>
Signed-off-by: Sridhar Siricilla <sridhar.siricilla(a)intel.com>
---
A src/soc/intel/common/basecode/fw_update/Kconfig
A src/soc/intel/common/basecode/fw_update/Makefile.inc
A src/soc/intel/common/basecode/fw_update/cse_update.c
A src/soc/intel/common/basecode/include/intelbasecode/cse_update.h
4 files changed, 439 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/03/35403/19
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Gerrit-MessageType: newpatchset
Hello Patrick Rudolph, Subrata Banik, Balaji Manigandan, Aamir Bohra, Rizwan Qureshi, V Sowmya, build bot (Jenkins), Nico Huber, Patrick Georgi, Martin Roth, Furquan Shaikh,
I'd like you to reexamine a change. Please visit
https://review.coreboot.org/c/coreboot/+/35402
to look at the new patch set (#29).
Change subject: soc/intel/common/block/cse: Add boot partition related APIs
......................................................................
soc/intel/common/block/cse: Add boot partition related APIs
The CSE region is logically divided into 3 boot partitions when
redundancy is enabled. These boot partitions are represented by BP1,
BP2 and BP3. In chrome, CSE can boot from either BP1 or BP2.
The CSE image layout appears as below..
------------- ------------------ --------------------------
|CSE REGION | => | RO | RW | DATA | => | BP1 | BP2 + BP3 | DATA |
------------- ------------------ --------------------------
In order to support CSE FW update to RW region, below APIs help coreboot
to get info about the boot partitions, and allows the coreboot to set CSE
to boot from required boot partition(either BP1(RO) or BP2).
GET_BOOT_PARTITION_INFO - provides info on available partitions in the CSE
region. The API provides info on boot partitions like start/end offsets
of a partition within CSE region, and their version and partition status.
SET_BOOT_PARTITION_INFO - Sets the next boot partition to boot for CSE.
With the HECI API, firmware can notify CSE to boot from BP1 or BP2 on next
boot.
Change-Id: Iaa62409c0616d5913d21374a8a6804f82258eb4f
Signed-off-by: Rizwan Qureshi <rizwan.qureshi(a)intel.com>
Signed-off-by: Sridhar Siricilla <sridhar.siricilla(a)intel.com>
---
M src/soc/intel/common/block/cse/Makefile.inc
A src/soc/intel/common/block/cse/cse_bp.c
M src/soc/intel/common/block/include/intelblocks/cse.h
3 files changed, 491 insertions(+), 3 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/02/35402/29
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Stefan Reinauer has uploaded this change for review. ( https://review.coreboot.org/c/em100/+/37081 )
Change subject: Makefile: Move libs to the end
......................................................................
Makefile: Move libs to the end
Move LDFLAGS to the end of the linker call. This fixes a linking issue
on Ubuntu 19.10
Signed-off-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org>
Change-Id: If15ca42b8f046e68a232d282bec5fa130340b2f4
---
M Makefile
1 file changed, 1 insertion(+), 1 deletion(-)
git pull ssh://review.coreboot.org:29418/em100 refs/changes/81/37081/1
diff --git a/Makefile b/Makefile
index 515db64..efba410 100644
--- a/Makefile
+++ b/Makefile
@@ -45,7 +45,7 @@
em100: $(OBJECTS)
printf " LD em100\n"
- $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $(OBJECTS)
+ $(CC) $(CFLAGS) -o $@ $(OBJECTS) $(LDFLAGS)
em100pro_chips.h: makechips.sh
printf " CREATE em100pro_chips.sh & firmware images\n"
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HAOUAS Elyes has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/18548 )
Change subject: nb/intel/i945: Programm CxODT value for each channel
......................................................................
Patch Set 26:
> Patch Set 26:
>
> Does this improve things in any visible way?
I don't know.
Actually, the main problem for current board, is 'sdram_rcomp_buffer_strength_and_slew()' function (i945/raminit.c)
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