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Diffstat (limited to 'sys/compat/linuxkpi/common/include/asm/processor.h')
| -rw-r--r-- | sys/compat/linuxkpi/common/include/asm/processor.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/asm/processor.h b/sys/compat/linuxkpi/common/include/asm/processor.h new file mode 100644 index 000000000000..2bc4b6532544 --- /dev/null +++ b/sys/compat/linuxkpi/common/include/asm/processor.h @@ -0,0 +1,63 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2021 Vladimir Kondratyev <wulf@FreeBSD.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _LINUXKPI_ASM_PROCESSOR_H_ +#define _LINUXKPI_ASM_PROCESSOR_H_ + +#include <sys/types.h> +#include <machine/cpufunc.h> +#include <machine/cpu.h> + +#if defined(__i386__) || defined(__amd64__) +#define X86_VENDOR_INTEL 0 +#define X86_VENDOR_CYRIX 1 +#define X86_VENDOR_AMD 2 +#define X86_VENDOR_UMC 3 +#define X86_VENDOR_CENTAUR 5 +#define X86_VENDOR_TRANSMETA 7 +#define X86_VENDOR_NSC 8 +#define X86_VENDOR_HYGON 9 +#define X86_VENDOR_NUM 12 + +#define X86_VENDOR_UNKNOWN 0xff + +struct cpuinfo_x86 { + uint8_t x86; + uint8_t x86_model; + uint16_t x86_clflush_size; + uint16_t x86_max_cores; + uint8_t x86_vendor; +}; + +extern struct cpuinfo_x86 boot_cpu_data; +extern struct cpuinfo_x86 *__cpu_data; +#define cpu_data(cpu) __cpu_data[cpu] +#endif + +#define cpu_relax() cpu_spinwait() + +#endif /* _LINUXKPI_ASM_PROCESSOR_H_ */ |