diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2014-08-27 10:44:32 -0500 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-03-27 08:04:04 +0100 |
| commit | 8811904439f2b431f823800f3a94ca548be0a585 (patch) | |
| tree | 6cdf5cd2093c6a9762637e8125683a2cfdab43ac /src | |
| parent | 1b315d0cdedede33cc2ac2892ae4fd36fef19b4e (diff) | |
arm64: add config options for exception level startup
Depending on the armv8 implementation the cpus could start in
EL1, EL2, or EL3. Therefore allow the SoC to select the appropriate
mode.
BUG=chrome-os-partner:31545
BRANCH=None
TEST=Built.
Change-Id: I8787fd1bc4e14f03d829e6a5e5af915e29314770
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: bb6b092a43e34fbc64d941bb62f19a6b8ac2c5de
Original-Change-Id: Id063681ef7691097e528c105fffac5d467585e4e
Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/214666
Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/9010
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/arm64/armv8/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/arch/arm64/armv8/Kconfig b/src/arch/arm64/armv8/Kconfig index 02a8dba93b..88cd8cd9dd 100644 --- a/src/arch/arm64/armv8/Kconfig +++ b/src/arch/arm64/armv8/Kconfig @@ -13,3 +13,15 @@ config ARCH_ROMSTAGE_ARMV8_64 config ARCH_RAMSTAGE_ARMV8_64 def_bool n select ARCH_RAMSTAGE_ARM64 + +config ARM64_CPUS_START_IN_EL3 + def_bool n + depends on ARCH_BOOTBLOCK_ARM_V8_64 || ARCH_ROMSTAGE_ARM_V8_64 || ARCH_RAMSTAGE_ARM_V8_64 + +config ARM64_CPUS_START_IN_EL2 + def_bool n + depends on ARCH_BOOTBLOCK_ARM_V8_64 || ARCH_ROMSTAGE_ARM_V8_64 || ARCH_RAMSTAGE_ARM_V8_64 + +config ARM64_CPUS_START_IN_EL1 + def_bool n + depends on ARCH_BOOTBLOCK_ARM_V8_64 || ARCH_ROMSTAGE_ARM_V8_64 || ARCH_RAMSTAGE_ARM_V8_64 |