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author | Tom Rini <trini@konsulko.com> | 2016-01-14 21:51:32 -0500 |
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committer | Tom Rini <trini@konsulko.com> | 2016-01-14 21:51:32 -0500 |
commit | 4edde96111aefac63d6aaca6ba87a90d149e973e (patch) | |
tree | 83996996fc15554644c114e4f4d534d78cef15fd /arch/x86/cpu/qemu/cpu.c | |
parent | a737028e80603f49a4757adec10b5842d0689dbb (diff) | |
parent | 5c2ed61ce235fd835a3f594bc983dfc20959568c (diff) |
Merge branch 'master' of git://git.denx.de/u-boot-x86
Diffstat (limited to 'arch/x86/cpu/qemu/cpu.c')
-rw-r--r-- | arch/x86/cpu/qemu/cpu.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/x86/cpu/qemu/cpu.c b/arch/x86/cpu/qemu/cpu.c new file mode 100644 index 0000000000..a1b70c6bde --- /dev/null +++ b/arch/x86/cpu/qemu/cpu.c @@ -0,0 +1,46 @@ +/* + * Copyright (C) 2015, Miao Yan <yanmiaobest@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <cpu.h> +#include <dm.h> +#include <errno.h> +#include <asm/cpu.h> +#include <asm/fw_cfg.h> + +DECLARE_GLOBAL_DATA_PTR; + +int cpu_qemu_get_desc(struct udevice *dev, char *buf, int size) +{ + if (size < CPU_MAX_NAME_LEN) + return -ENOSPC; + + cpu_get_name(buf); + + return 0; +} + +static int cpu_qemu_get_count(struct udevice *dev) +{ + return qemu_fwcfg_online_cpus(); +} + +static const struct cpu_ops cpu_qemu_ops = { + .get_desc = cpu_qemu_get_desc, + .get_count = cpu_qemu_get_count, +}; + +static const struct udevice_id cpu_qemu_ids[] = { + { .compatible = "cpu-qemu" }, + { } +}; + +U_BOOT_DRIVER(cpu_qemu_drv) = { + .name = "cpu_qemu", + .id = UCLASS_CPU, + .of_match = cpu_qemu_ids, + .ops = &cpu_qemu_ops, +}; |