6b5bc77c9b
Stefan thinks they don't add value. Command used: sed -i -e '/file is part of /d' $(git grep "file is part of " |egrep ":( */\*.*\*/\$|#|;#|-- | *\* )" | cut -d: -f1 |grep -v crossgcc |grep -v gcov | grep -v /elf.h |grep -v nvramtool) The exceptions are for: - crossgcc (patch file) - gcov (imported from gcc) - elf.h (imported from GNU's libc) - nvramtool (more complicated header) The removed lines are: - fmt.Fprintln(f, "/* This file is part of the coreboot project. */") -# This file is part of a set of unofficial pre-commit hooks available -/* This file is part of coreboot */ -# This file is part of msrtool. -/* This file is part of msrtool. */ - * This file is part of ncurses, designed to be appended after curses.h.in -/* This file is part of pgtblgen. */ - * This file is part of the coreboot project. - /* This file is part of the coreboot project. */ -# This file is part of the coreboot project. -# This file is part of the coreboot project. -## This file is part of the coreboot project. --- This file is part of the coreboot project. -/* This file is part of the coreboot project */ -/* This file is part of the coreboot project. */ -;## This file is part of the coreboot project. -# This file is part of the coreboot project. It originated in the - * This file is part of the coreinfo project. -## This file is part of the coreinfo project. - * This file is part of the depthcharge project. -/* This file is part of the depthcharge project. */ -/* This file is part of the ectool project. */ - * This file is part of the GNU C Library. - * This file is part of the libpayload project. -## This file is part of the libpayload project. -/* This file is part of the Linux kernel. */ -## This file is part of the superiotool project. -/* This file is part of the superiotool project */ -/* This file is part of uio_usbdebug */ Change-Id: I82d872b3b337388c93d5f5bf704e9ee9e53ab3a9 Signed-off-by: Patrick Georgi <pgeorgi@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41194 Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
88 lines
1.4 KiB
C
88 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include "msrtool.h"
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static int msr_fd[MAX_CORES] = {-1, -1, -1, -1, -1, -1, -1, -1};
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int freebsd_probe(const struct sysdef *system)
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{
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#ifdef __FreeBSD__
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struct stat st;
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return stat("/dev/cpuctl0", &st) == 0;
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#else
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return 0;
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#endif
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}
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int freebsd_open(uint8_t cpu, enum SysModes mode)
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{
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#ifdef __FreeBSD__
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int flags;
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char devname[32];
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if (cpu >= MAX_CORES)
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return 0;
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if (SYS_RDWR == mode)
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flags = O_RDWR;
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else if (SYS_WRONLY == mode)
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flags = O_WRONLY;
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else
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flags = O_RDONLY;
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snprintf(devname, sizeof(devname), "/dev/cpuctl%u", cpu);
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msr_fd[cpu] = open(devname, flags);
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if (msr_fd[cpu] < 0) {
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perror(devname);
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return 0;
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}
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return 1;
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#else
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return 0;
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#endif
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}
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int freebsd_close(uint8_t cpu)
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{
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if (cpu >= MAX_CORES)
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return 0;
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if (msr_fd[cpu] != -1)
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close(msr_fd[cpu]);
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msr_fd[cpu] = -1;
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return 1;
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}
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int freebsd_rdmsr(uint8_t cpu, uint32_t addr, struct msr *val)
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{
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#ifdef __FreeBSD__
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cpuctl_msr_args_t args;
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if (cpu >= MAX_CORES)
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return 0;
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if (msr_fd[cpu] < 0)
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return 0;
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args.msr = addr;
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if (ioctl(msr_fd[cpu], CPUCTL_RDMSR, &args) < 0) {
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perror("ioctl(CPUCTL_RDMSR)");
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return 0;
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}
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val->hi = args.data >> 32;
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val->lo = args.data & 0xffffffff;
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return 1;
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#else
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return 0;
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#endif
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}
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