From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- plat/ti/k3/common/k3_topology.c | 46 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 plat/ti/k3/common/k3_topology.c (limited to 'plat/ti/k3/common/k3_topology.c') diff --git a/plat/ti/k3/common/k3_topology.c b/plat/ti/k3/common/k3_topology.c new file mode 100644 index 0000000..139f1fd --- /dev/null +++ b/plat/ti/k3/common/k3_topology.c @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include + +#include + +/* The power domain tree descriptor */ +static unsigned char power_domain_tree_desc[] = { + PLATFORM_SYSTEM_COUNT, + PLATFORM_CLUSTER_COUNT, + K3_CLUSTER0_CORE_COUNT, + K3_CLUSTER1_CORE_COUNT, + K3_CLUSTER2_CORE_COUNT, + K3_CLUSTER3_CORE_COUNT, +}; + +const unsigned char *plat_get_power_domain_tree_desc(void) +{ + return power_domain_tree_desc; +} + +int plat_core_pos_by_mpidr(u_register_t mpidr) +{ + unsigned int cluster = MPIDR_AFFLVL1_VAL(mpidr); + unsigned int core = MPIDR_AFFLVL0_VAL(mpidr); + + if (MPIDR_AFFLVL3_VAL(mpidr) > 0 || + MPIDR_AFFLVL2_VAL(mpidr) > 0) { + return -1; + } + + if (cluster > 0) + core += K3_CLUSTER0_CORE_COUNT; + if (cluster > 1) + core += K3_CLUSTER1_CORE_COUNT; + if (cluster > 2) + core += K3_CLUSTER2_CORE_COUNT; + if (cluster > 3) + return -1; + + return core; +} -- cgit v1.2.3