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| author | Alistair Delva <adelva@google.com> | 2021-02-16 21:01:22 +0000 |
|---|---|---|
| committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | 2021-02-16 21:01:22 +0000 |
| commit | efb2826bb8160e2d8e0fcec85133a7468484f9fd (patch) | |
| tree | 37a21c69306801ee7cdda5167a30896c8740155b /docs/plat/qti.rst | |
| parent | b00a71fc312c9781fa6f404dccfb55b062b2ccac (diff) | |
| parent | faa476c0caaa598afa5a6109d17102db5fe35ec6 (diff) | |
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Merge branch 'aosp/upstream-master' into HEAD am: faa476c0caHEADandroid-s-beta-5android-s-beta-4android-s-beta-3android-s-beta-2android-s-beta-1mastermain-cg-testing-releaseandroid-s-beta-5android-s-beta-4
Original change: https://android-review.googlesource.com/c/platform/external/arm-trusted-firmware/+/1589611
MUST ONLY BE SUBMITTED BY AUTOMERGER
Change-Id: I3a25534ceed4f8e188510641080d8b8ed49b8f62
Diffstat (limited to 'docs/plat/qti.rst')
| -rw-r--r-- | docs/plat/qti.rst | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/docs/plat/qti.rst b/docs/plat/qti.rst new file mode 100644 index 000000000..814e6726a --- /dev/null +++ b/docs/plat/qti.rst @@ -0,0 +1,41 @@ +Qualcomm Technologies, Inc. +=========================== + +Trusted Firmware-A (TF-A) implements the EL3 firmware layer for QTI SC7180. + + +Boot Trace +------------- + +Bootrom --> BL1/BL2 --> BL31 --> BL33 --> Linux kernel + +BL1/2 and BL33 can currently be supplied from Coreboot + Depthcharge + +How to build +------------ + +Code Locations +~~~~~~~~~~~~~~ + +- Trusted Firmware-A: + `link <https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git>`__ + +Build Procedure +~~~~~~~~~~~~~~~ + +QTI SoC expects TF-A's BL31 to get integrated with other boot software +Coreboot, so only bl31.elf need to get build from the TF-A repository. + +The build command looks like + + make CROSS_COMPILE=aarch64-linux-gnu- PLAT=sc7180 COREBOOT=1 + +update value of CROSS_COMPILE argument with your cross-compilation toolchain. + +Additional QTISECLIB_PATH=<path to qtiseclib> can be added in build command. +if QTISECLIB_PATH is not added in build command stub implementation of qtiseclib +is picked. qtiseclib with stub implementation doesn't boot device. This was +added to satisfy compilation. + +QTISELIB for SC7180 is available at +`link <https://review.coreboot.org/cgit/qc_blobs.git/plain/sc7180/qtiseclib/libqtisec.a>`__ |