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| author | Furquan Shaikh <furquan@google.com> | 2015-04-13 19:57:54 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-04-22 09:03:01 +0200 |
| commit | 1e2abe05a89cb8ff073837f733185fba2f112610 (patch) | |
| tree | 2cf86375b60da40af115571039506337641c7f88 /src/arch/arm64 | |
| parent | 54594d0e94664a9e06a9d9b2f915bb7573dfbf02 (diff) | |
| download | coreboot-1e2abe05a89cb8ff073837f733185fba2f112610.tar.xz | |
armv8/secmon: Disable and Enable GIC in PSCI path
Disable and enable GIC before switching off a CPU and after bringing
it up back respectively.
BUG=None
BRANCH=None
TEST=Compiles successfully and psci commands work for ryu.
Change-Id: Ib43af60e994e3d072e897a59595775d0b2dcef83
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: d5271d731f0a569583c2b32ef6726dadbfa846d3
Original-Change-Id: I672945fcb0ff416008a1aad5ed625cfa91bb9cbd
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/265623
Original-Trybot-Ready: Furquan Shaikh <furquan@chromium.org>
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/9926
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/arch/arm64')
| -rw-r--r-- | src/arch/arm64/armv8/secmon/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/arch/arm64/armv8/secmon/psci.c | 4 |
2 files changed, 5 insertions, 0 deletions
diff --git a/src/arch/arm64/armv8/secmon/Makefile.inc b/src/arch/arm64/armv8/secmon/Makefile.inc index 5284d39f39..ace00b441e 100644 --- a/src/arch/arm64/armv8/secmon/Makefile.inc +++ b/src/arch/arm64/armv8/secmon/Makefile.inc @@ -39,6 +39,7 @@ secmon-y += ../cpu.S secmon-y += ../exception.c secmon-y += ../../cpu.c secmon-y += ../../transition_asm.S ../../transition.c +secmon-y += ../../../../drivers/gic/gic.c ramstage-srcs += $(SECMON_RAMSTAGE) diff --git a/src/arch/arm64/armv8/secmon/psci.c b/src/arch/arm64/armv8/secmon/psci.c index a651b6e152..70251b2b06 100644 --- a/src/arch/arm64/armv8/secmon/psci.c +++ b/src/arch/arm64/armv8/secmon/psci.c @@ -17,6 +17,7 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA */ +#include <gic.h> #include <string.h> #include <stdlib.h> #include <smp/spinlock.h> @@ -231,6 +232,7 @@ void psci_turn_on_self(const struct cpu_action *action) void psci_cpu_entry(void) { + gic_enable(); /* * Just wait for an action to be performed. Only CPU_ON is supported * initially. i.e. no power down then wake. @@ -327,6 +329,8 @@ static int psci_turn_off_node(struct psci_node *e, int level, if (ret != PSCI_RET_SUCCESS) return ret; + gic_disable(); + /* Should never return. */ ret = soc_psci_ops.cmd_commit(&cmd); |