/*
- * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
-#include <arch_helpers.h>
#include <assert.h>
-#include <cassert.h>
-#include <css_pm.h>
-#include <debug.h>
#include <errno.h>
-#include <plat_arm.h>
-#include <platform.h>
+
#include <platform_def.h>
-#include "../drivers/scp/css_scp.h"
+
+#include <arch_helpers.h>
+#include <common/debug.h>
+#include <drivers/arm/css/css_scp.h>
+#include <lib/cassert.h>
+#include <plat/arm/common/plat_arm.h>
+#include <plat/arm/css/common/css_pm.h>
+#include <plat/common/platform.h>
/* Allow CSS platforms to override `plat_arm_psci_pm_ops` */
#pragma weak plat_arm_psci_pm_ops
{
assert(CSS_CORE_PWR_STATE(target_state) == ARM_LOCAL_STATE_OFF);
- /* Enable the gic cpu interface */
- plat_arm_gic_cpuif_enable();
-
/*
* Perform the common cluster specific operations i.e enable coherency
* if this cluster was off.
void css_pwr_domain_on_finish(const psci_power_state_t *target_state)
{
/* Assert that the system power domain need not be initialized */
- assert(CSS_SYSTEM_PWR_STATE(target_state) == ARM_LOCAL_STATE_RUN);
+ assert(css_system_pwr_state(target_state) == ARM_LOCAL_STATE_RUN);
+ css_pwr_domain_on_finisher_common(target_state);
+}
+
+/*******************************************************************************
+ * Handler called when a power domain has just been powered on and the cpu
+ * and its cluster are fully participating in coherent transaction on the
+ * interconnect. Data cache must be enabled for CPU at this point.
+ ******************************************************************************/
+void css_pwr_domain_on_finish_late(const psci_power_state_t *target_state)
+{
/* Program the gic per-cpu distributor or re-distributor interface */
plat_arm_gic_pcpu_init();
- css_pwr_domain_on_finisher_common(target_state);
+ /* Enable the gic cpu interface */
+ plat_arm_gic_cpuif_enable();
}
/*******************************************************************************
css_power_down_common(target_state);
/* Perform system domain state saving if issuing system suspend */
- if (CSS_SYSTEM_PWR_STATE(target_state) == ARM_LOCAL_STATE_OFF) {
+ if (css_system_pwr_state(target_state) == ARM_LOCAL_STATE_OFF) {
arm_system_pwr_domain_save();
/* Power off the Redistributor after having saved its context */
return;
/* Perform system domain restore if woken up from system suspend */
- if (CSS_SYSTEM_PWR_STATE(target_state) == ARM_LOCAL_STATE_OFF)
+ if (css_system_pwr_state(target_state) == ARM_LOCAL_STATE_OFF)
/*
* At this point, the Distributor must be powered on to be ready
* to have its state restored. The Redistributor will be powered
arm_system_pwr_domain_resume();
css_pwr_domain_on_finisher_common(target_state);
+
+ /* Enable the gic cpu interface */
+ plat_arm_gic_cpuif_enable();
}
/*******************************************************************************
int rc;
rc = arm_validate_power_state(power_state, req_state);
+ /*
+ * Ensure that we don't overrun the pwr_domain_state array in the case
+ * where the platform supported max power level is less than the system
+ * power level
+ */
+
+#if (PLAT_MAX_PWR_LVL == CSS_SYSTEM_PWR_DMN_LVL)
+
/*
* Ensure that the system power domain level is never suspended
* via PSCI CPU SUSPEND API. Currently system suspend is only
* supported via PSCI SYSTEM SUSPEND API.
*/
- req_state->pwr_domain_state[CSS_SYSTEM_PWR_DMN_LVL] = ARM_LOCAL_STATE_RUN;
+
+ req_state->pwr_domain_state[CSS_SYSTEM_PWR_DMN_LVL] =
+ ARM_LOCAL_STATE_RUN;
+#endif
+
return rc;
}
plat_psci_ops_t plat_arm_psci_pm_ops = {
.pwr_domain_on = css_pwr_domain_on,
.pwr_domain_on_finish = css_pwr_domain_on_finish,
+ .pwr_domain_on_finish_late = css_pwr_domain_on_finish_late,
.pwr_domain_off = css_pwr_domain_off,
.cpu_standby = css_cpu_standby,
.pwr_domain_suspend = css_pwr_domain_suspend,
.system_off = css_system_off,
.system_reset = css_system_reset,
.validate_power_state = css_validate_power_state,
- .validate_ns_entrypoint = arm_validate_ns_entrypoint,
+ .validate_ns_entrypoint = arm_validate_psci_entrypoint,
.translate_power_state_by_mpidr = css_translate_power_state_by_mpidr,
.get_node_hw_state = css_node_hw_state,
.get_sys_suspend_power_state = css_get_sys_suspend_power_state,
-/*
- * mem_protect is not supported in RESET_TO_BL31 and RESET_TO_SP_MIN,
- * as that would require mapping in all of NS DRAM into BL31 or BL32.
- */
-#if defined(PLAT_ARM_MEM_PROT_ADDR) && !RESET_TO_BL31 && !RESET_TO_SP_MIN
+
+#if defined(PLAT_ARM_MEM_PROT_ADDR)
.mem_protect_chk = arm_psci_mem_protect_chk,
.read_mem_protect = arm_psci_read_mem_protect,
.write_mem_protect = arm_nor_psci_write_mem_protect,