diff options
Diffstat (limited to 'src/soc/cavium/cn81xx/cpu.c')
-rw-r--r-- | src/soc/cavium/cn81xx/cpu.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/soc/cavium/cn81xx/cpu.c b/src/soc/cavium/cn81xx/cpu.c new file mode 100644 index 0000000000..c054aa8987 --- /dev/null +++ b/src/soc/cavium/cn81xx/cpu.c @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2018-present Facebook, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <types.h> +#include <arch/io.h> +#include <soc/cpu.h> +#include <bdk-coreboot.h> + +/* Return the number of cores available in the chip */ +size_t cpu_get_num_cores(void) +{ + uint64_t available = read64((void *)0x87e006001738ll); + return bdk_dpop(available); +} |