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path: root/src/northbridge/amd/agesa/state_machine.h
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2018-01-23AGESA_LEGACY: Apply final cleanup and file removalsKyösti Mälkki
With no boards left using AGESA_LEGACY, wipe out remains of that everywhere in the tree. Change-Id: I0ddc1f400e56e42fe8a43b4766195e3a187dcea6 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/18633 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2017-09-06AGESA f15tn f16kb: Fix ACPI S3 resume for FCHKyösti Mälkki
This recovers FCH configuration on S3 resume path. Appearst to work, but other defects of HAVE_ACPI_RESUME must be fixed also before S3 support is re-enabled. Change-Id: I8d07d2e9dc161b67d854fcc8ec1da1f36900f989 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/21376 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2017-08-16AGESA: Cleanup ACPI S3 supportKyösti Mälkki
Due to low-memory corruptions S3 support has now been (at least temporarily) removed from AGESA platfroms. Should we bring it back one day, CAR teardown on S3 path will happen with an empty stack so ugly backup/recovery of the stack will no longer be used. If S3 feature is brought back, resume path code for FCH will also see partial rewrite and agesawrapper.c file will not be part of that. Change-Id: Ib38c04d0e74f600e0b719940d5e2530f4c726cfd Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/20899 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Martin Roth <martinroth@google.com>
2017-08-02binaryPI: Introduce BINARYPI_LEGACY_WRAPPER and its counterpartKyösti Mälkki
We define BINARYPI_LEGACY_WRAPPER a method of calling AGESA via functions in agesawrapper.c file. The approach implemented there makes it very inconvenient to do board-specific customisation or present common platform-specific features. Seems like it also causes assertion errors on AGESA side. The flag is applied here to all boards and then individually removed one at a time, as things get tested. New method is not to call AGESA internal functions directly, but via the dispatcher. AGESA call parameters are routed to hooks in both platform and board -directories, to allow for easy capture or modification as needed. For each AGESA dispatcher call made, eventlog entries are replayed to the console log. Also relocations of AGESA heap that took place are recorded. New method is expected to be compatible with binaryPI. Change-Id: I2900249e60f21a13dc231f4a8a04835e090109d5 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/19272 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-08-02AGESA f15tn f16kb: Implement common FCH calloutKyösti Mälkki
This FCH_OEM_CALLOUT bypasses API and uses structures that are private to AGESA. Attempt to clean it up by first clarifying when it is used. Change-Id: I63aa0f586f73e97d615b8596d73728edbaeb0a2d Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/19179 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-08-02AGESA: Introduce AGESA_LEGACY_WRAPPER and its counterpartKyösti Mälkki
We define AGESA_LEGACY_WRAPPER a method of calling AGESA via functions in agesawrapper.c file. The approach implemented there makes it very inconvenient to do board-specific customisation or present common platform-specific features. Seems like it also causes assertion errors on AGESA side. The flag is applied here to all boards and then individually removed one at a time, as things get tested. New method is not to call AGESA internal functions directly, but via the dispatcher. AGESA call parameters are routed to hooks in both platform and board -directories, to allow for easy capture or modification as needed. For each AGESA dispatcher call made, eventlog entries are replayed to the console log. Also relocations of AGESA heap that took place are recorded. New method is expected to be compatible with binaryPI. Change-Id: Iac3d7f8b0354e9f02c2625576f36fe06b05eb4ce Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/18628 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-08-02AGESA: Refactor eventlog read loopKyösti Mälkki
Also avoid infinite loop. Change-Id: I7571f9efdc2bf0335788136b8c56e9290581d748 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/20695 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-04-08AGESA: Add helpers to track heap relocationKyösti Mälkki
Change-Id: Ib43e59e4d4ee5e48abf7177b36cb06fdae40bde9 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/18627 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
2017-04-05AGESA: Disable CAR with empty stackKyösti Mälkki
Calling disable_cache_as_ram() with valuables in stack is not a stable solution, as per documentation AMD_DISABLE_STACK should destroy stack in cache. Change-Id: I986bb7a88f53f7f7a0b05d4edcd5020f5dbeb4b7 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/18626 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-04-05AGESA: Move romstage main entry under cpuKyösti Mälkki
As we now apply asmlinkage attributes to romstage_main() entry, also x86_64 passes parameters on the stack. Change-Id: If9938dbbe9a164c9c1029431499b51ffccb459c1 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/18624 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2017-03-28AGESA: Introduce AGESA_LEGACY and its counterpartKyösti Mälkki
We define AGESA_LEGACY as an implementation of mainboard that has its romstage main completely under mainboard/ directory. We have learnt from other platforms this approach has several downsides when it comes to making platform-wide improvements. We start by creating per-family romstage.c file, which boards will gradually take into use by removing the AGESA_LEGACY Kconfig option we here apply to all of them. Change-Id: Id01931e185a023039a60af16a678de9966db8d65 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/18619 Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marc@marcjonesconsulting.com> Reviewed-by: Martin Roth <martinroth@google.com>