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| author | Alistair Delva <adelva@google.com> | 2021-02-16 21:01:22 +0000 |
|---|---|---|
| committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | 2021-02-16 21:01:22 +0000 |
| commit | efb2826bb8160e2d8e0fcec85133a7468484f9fd (patch) | |
| tree | 37a21c69306801ee7cdda5167a30896c8740155b /plat/brcm/common/brcm_ccn.c | |
| parent | b00a71fc312c9781fa6f404dccfb55b062b2ccac (diff) | |
| parent | faa476c0caaa598afa5a6109d17102db5fe35ec6 (diff) | |
| download | platform_external_arm-trusted-firmware-master.tar.gz platform_external_arm-trusted-firmware-master.tar.bz2 platform_external_arm-trusted-firmware-master.zip | |
Merge branch 'aosp/upstream-master' into HEAD am: faa476c0caHEADandroid-s-beta-5android-s-beta-4android-s-beta-3android-s-beta-2android-s-beta-1mastermain-cg-testing-releaseandroid-s-beta-5android-s-beta-4
Original change: https://android-review.googlesource.com/c/platform/external/arm-trusted-firmware/+/1589611
MUST ONLY BE SUBMITTED BY AUTOMERGER
Change-Id: I3a25534ceed4f8e188510641080d8b8ed49b8f62
Diffstat (limited to 'plat/brcm/common/brcm_ccn.c')
| -rw-r--r-- | plat/brcm/common/brcm_ccn.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/plat/brcm/common/brcm_ccn.c b/plat/brcm/common/brcm_ccn.c new file mode 100644 index 000000000..9396aaad2 --- /dev/null +++ b/plat/brcm/common/brcm_ccn.c @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <arch.h> +#include <arch_helpers.h> +#include <drivers/arm/ccn.h> + +#include <platform_def.h> + +static const unsigned char master_to_rn_id_map[] = { + PLAT_BRCM_CLUSTER_TO_CCN_ID_MAP +}; + +static const ccn_desc_t bcm_ccn_desc = { + .periphbase = PLAT_BRCM_CCN_BASE, + .num_masters = ARRAY_SIZE(master_to_rn_id_map), + .master_to_rn_id_map = master_to_rn_id_map +}; + +void plat_brcm_interconnect_init(void) +{ + ccn_init(&bcm_ccn_desc); +} + +void plat_brcm_interconnect_enter_coherency(void) +{ + ccn_enter_snoop_dvm_domain(1 << MPIDR_AFFLVL1_VAL(read_mpidr_el1())); +} + +void plat_brcm_interconnect_exit_coherency(void) +{ + ccn_exit_snoop_dvm_domain(1 << MPIDR_AFFLVL1_VAL(read_mpidr_el1())); +} |