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PSCI: Publish CPU ON event

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This allows other EL3 components to subscribe to CPU on events.

Update Firmware Design guide to list psci_cpu_on_finish as an available
event.

Change-Id: Ida774afe0f9cdce4021933fcc33a9527ba7aaae2
Signed-off-by: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
This commit is contained in:
Jeenu Viswambharan 2017-09-22 08:32:10 +01:00
parent 8e743bcd6a
commit bd0c347781
3 changed files with 25 additions and 0 deletions
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3
lib/psci/psci_on.c
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@ -11,6 +11,7 @@
#include <context_mgmt.h>
#include <debug.h>
#include <platform.h>
#include <pubsub_events.h>
#include <stddef.h>
#include "psci_private.h"
@ -188,6 +189,8 @@ void psci_cpu_on_finish(unsigned int cpu_idx,
if (psci_spd_pm && psci_spd_pm->svc_on_finish)
psci_spd_pm->svc_on_finish(0);
PUBLISH_EVENT(psci_cpu_on_finish);
/* Populate the mpidr field within the cpu node array */
/* This needs to be done only once */
psci_cpu_pd_nodes[cpu_idx].mpidr = read_mpidr() & MPIDR_AFFINITY_MASK;