Commit Graph

7 Commits

Author SHA1 Message Date
Tim Wawrzynczak 0115ba8835 Documentation: Add documentation for drivers/intel/dptf chip driver
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: I8915ead08a89dcf95fd92983eca5f85b82916dfd
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43533
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Caveh Jalali <caveh@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
2020-07-18 16:05:43 +00:00
Patrick Rudolph 2fdabd9038 smmstore: Verify userspace-provided pointer to protect SMM
Use the introduced functions and verify pointers in the SMMSTORE.
Make sure to not overwrite or leak data from SMM and update the
documentation as well.

Change-Id: I70df08657c3fa0f98917742d8e1a6cb1077e3758
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41085
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2020-06-17 09:18:05 +00:00
Duncan Laurie ba56da85e8 Documentation: Add info about SoundWire coreboot implementation
This change adds a document about the SoundWire implementation in
coreboot with details adding new controllers and codecs and
connecting them in the mainboard devicetree.

BUG=b:146482091

Signed-off-by: Duncan Laurie <dlaurie@google.com>
Change-Id: Ibc04442e22acfc03ff86c49c8a7a215ceefc24c7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40892
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2020-05-22 01:49:11 +00:00
Patrick Rudolph 8c82010c97 Documentation: Spell vboot all lowercase
Update all occurrences of vboot and spell it lowercase.

Change-Id: I432b0db8a3dda43b71844e557a3d89180f25f1c3
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Signed-off-by: Marcello Sylvester Bauer <sylv@sylv.io>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39799
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2020-04-28 06:14:25 +00:00
Arthur Heymans b52cc0e094 Documentation: Add SMMSTORE documentation
This documents the smmstore API.

Change-Id: I992c04c0cf9b3f03755cf3fede2c82c6471a5ef4
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37243
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2019-11-29 08:58:01 +00:00
Tim Wawrzynczak 25f9dcb685 Documentation/drivers: Fix typo in index.md
Change-Id: Ibf8f37d1e1223c5481cf1a40f08d4113bd80ed41
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34631
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
2019-08-02 10:00:44 +00:00
Patrick Rudolph ffbc3b5f5f drivers/ipmi: Add chip ops
* Add chips ops for IPMI KCS.
* Get IPMI version over KCS.
* Generates ACPI SPMI table for IPMI KCS.
* Generates SMBIOS type 38 for IPMI KCS.
* Generates ACPI SPMI device for IPMI KCS on LPC device.
* Add documentation

To use this driver on BMC that support KCS on I/O:

1. Add an entry to the devicetree.cb:

 chip drivers/ipmi
    device pnp ca2.0 on end         # IPMI KCS
 end

2. Select IPMI_KCS in Kconfig.
3. (Optional) enable LPC I/O decode for the given address.

Tested on Wedge100s.

Change-Id: I73cbd2058ccdc5395baf244f31345a85eb0047d7
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33255
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
2019-06-21 12:53:44 +00:00