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path: root/src/include/program_loading.h
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2015-05-21Remove address from GPLv2 headersPatrick Georgi
As per discussion with lawyers[tm], it's not a good idea to shorten the license header too much - not for legal reasons but because there are tools that look for them, and giving them a standard pattern simplifies things. However, we got confirmation that we don't have to update every file ever added to coreboot whenever the FSF gets a new lease, but can drop the address instead. util/kconfig is excluded because that's imported code that we may want to synchronize every now and then. $ find * -type f -exec sed -i "s:Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, *MA[, ]*02110-1301[, ]*USA:Foundation, Inc.:" {} + $ find * -type f -exec sed -i "s:Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA:Foundation, Inc.:" {} + $ find * -type f -exec sed -i "s:Foundation, Inc., 59 Temple Place[-, ]*Suite 330, Boston, MA *02111-1307[, ]*USA:Foundation, Inc.:" {} + $ find * -type f -exec sed -i "s:Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.:Foundation, Inc.:" {} + $ find * -type f -a \! -name \*.patch \ -a \! -name \*_shipped \ -a \! -name LICENSE_GPL \ -a \! -name LGPL.txt \ -a \! -name COPYING \ -a \! -name DISCLAIMER \ -exec sed -i "/Foundation, Inc./ N;s:Foundation, Inc.* USA\.* *:Foundation, Inc. :;s:Foundation, Inc. $:Foundation, Inc.:" {} + Change-Id: Icc968a5a5f3a5df8d32b940f9cdb35350654bef9 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: http://review.coreboot.org/9233 Tested-by: build bot (Jenkins) Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
2015-05-11vboot: inject vboot loader for stage loadingAaron Durbin
As previously done the vboot loader can be optionally inserted in the stage loading logic in order to decide the source of each stage. This current patch allows for verstage to be loaded and interrogated for the source of all subsequent stages. Additionally, it's also possible to build this logic directly into one of the additional stages. Note that this patch does not allow x86 to work. Change-Id: Iece018f01b220720c2803dc73c60b2c080d637d0 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/10154 Reviewed-by: Patrick Georgi <pgeorgi@google.com> Tested-by: build bot (Jenkins)
2015-04-30program loading: add optional is_loader_active() callbackAaron Durbin
Add a way for a loader to indicate if it is active. Such users of this callback would be vboot which can indicate to the rest of the system that it isn't active. is_loader_active() also gives vboot a chance to perform the necessary work to make said decision. Change-Id: I6679ac75b19bb1bfff9c2b709da5591986f752ff Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/10022 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2015-04-22coreboot: common stage cacheAaron Durbin
Many chipsets were using a stage cache for reference code or when using a relocatable ramstage. Provide a common API for the chipsets to use while reducing code duplication. Change-Id: Ia36efa169fe6bd8a3dbe07bf57a9729c7edbdd46 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8625 Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marc.jones@se-eng.com>
2015-04-03program loading: unify on struct progAaron Durbin
Instead of having different structures for loading ramstage and payload align to using struct prog. This also removes arch_payload_run() in favor of the prog_run() interface. Change-Id: I31483096094eacc713a7433811cd69cc5621c43e Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8849 Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com> Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marc.jones@se-eng.com>
2015-04-03program loading: add prog_run() functionAaron Durbin
The prog_run() function abstracts away what is required for running a given program. Within it, there are 2 calls: 1. platform_prog_run() and 2. arch_prog_run(). The platform_prog_run() allows for a chipset to intercept a program that will be run. This allows for CPU switching as currently needed in t124 and t132. Change-Id: I22a5dd5bfb1018e7e46475e47ac993a0941e2a8c Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8846 Tested-by: build bot (Jenkins) Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com> Reviewed-by: Marc Jones <marc.jones@se-eng.com>
2015-04-03program loading: introduce struct progAaron Durbin
The struct prog serves as way to consolidate program loading. This abstraction can be used to perform more complicated execution paths such as running a program on a separate CPU after it has been loaded. Currently t124 and t132 need to do that in the boot path. Follow on patches will allow the platform to decide how to execute a particular program. Note: the vboot path is largely untouched because it's already broken in the coreboot.org tree. After getting all the necessary patches pushed then vboot will be fixed. Change-Id: Ic6e6fe28c5660fb41edee5fd8661eaf58222f883 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8839 Tested-by: build bot (Jenkins) Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com> Reviewed-by: Marc Jones <marc.jones@se-eng.com>
2015-03-31program loading: provide one cache maintenance callbackAaron Durbin
Instead of having 2 different functions to call when a program is loaded provide a single callback with flags parameter. The previous callbacks for cache management routines did this: for_each_program_segment: arch_program_segment_loaded(start, size); arch_program_loaded(); Now, use one callback instead: for_each_program_segment: arch_segment_loaded(start, size, SEG_FINAL?); Change-Id: I3811cba92e3355d172f605e4444f053321b07a2a Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8838 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-03-31payload loading: remove passing of struct payloadAaron Durbin
There's no need to keep track of struct payload within the boot state machine. It is completely contained within the payload loader module. Change-Id: I16fcecf43d7fb41fc311955fdb82eabbd5c96b11 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8836 Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-03-31loading: move ramstage cache function declarationsAaron Durbin
The functions related to caching ramstage were in cbfs.h. Now that the loading code is separate move those declarations to the common program_loading.h. Change-Id: Ib22ef8a9c66e1d2b53388bceb8386baa6302d28b Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8835 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-03-27cbfs/rmodule: add architecture specific operations at stage loadIonela Voinescu
Two weak functions were added so that architecture specific operations on each segment of payload or stage can be performed. Each architecture must define its own operations, otherwise the behavior will default to do-nothing functions. This patch has been updated by to fit more in line with how program loading is currently being done. The API is the same as the original, but all call sites to stages/payloads have been updated. This is known to break any archs that use rmodule loading that needs cache maintenance. That will be fixed in a forthcoming patch. Also, the vboot paths are left as is for easier upstreaming of the rest of the vboot patches. Original-Change-Id: Ie29e7f9027dd430c8b4dde9848fa3413c5dbfbfa Original-Signed-off-by: Ionela Voinescu <ionela.voinescu@imgtec.com> Original-Reviewed-on: https://chromium-review.googlesource.com/239881 Original-Reviewed-by: Vadim Bendebury <vbendeb@chromium.org> (cherry picked from commit c82c21ce87a4c02bd9219548a4226a58e77beef0) Signed-off-by: Aaron Durbin <adurbin@chromium.org> Change-Id: Ifcee5cd9ac5dbca991556296eb5e170b47b77af7 Reviewed-on: http://review.coreboot.org/8837 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2015-03-20loaders: add run_romstage() function to bootblockAaron Durbin
Provide a common run_romstage() function to be used by bootblocks to load and run romstage. This is similar to run_ramstage() in that it provides a single entry point for doing the necessary work of loading and running romstage. Change-Id: Ia9643cc091f97a836cf5caefdff8df4a3443df4c Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8709 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-03-20loaders: add program_loading.h header fileAaron Durbin
Instead of two headers for payload and ramstage loading combine the 2 files into one. This also allows for easier refactoring by keeping header files consistent. Change-Id: I4a6dffb78ad84c78e6e96c886d361413f9b4a17d Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8708 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>