add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/mips/generic/init.c
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@@ -1,18 +1,14 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Copyright (C) 2016 Imagination Technologies
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  * Author: Paul Burton <paul.burton@mips.com>
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License as published by the
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- * Free Software Foundation;  either version 2 of the  License, or (at your
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- * option) any later version.
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  */
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 #include <linux/clk.h>
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-#include <linux/clk-provider.h>
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 #include <linux/clocksource.h>
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 #include <linux/init.h>
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 #include <linux/irqchip.h>
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+#include <linux/of_clk.h>
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 #include <linux/of_fdt.h>
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 #include <asm/bootinfo.h>
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@@ -24,9 +20,9 @@
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 #include <asm/smp-ops.h>
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 #include <asm/time.h>
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-static __initdata const void *fdt;
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-static __initdata const struct mips_machine *mach;
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-static __initdata const void *mach_match_data;
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+static __initconst const void *fdt;
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+static __initconst const struct mips_machine *mach;
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+static __initconst const void *mach_match_data;
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 void __init prom_init(void)
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 {
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@@ -43,14 +39,13 @@
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 		/* Already set up */
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 		return (void *)fdt;
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-	if ((fw_arg0 == -2) && !fdt_check_header((void *)fw_arg1)) {
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+	if (fw_passed_dtb && !fdt_check_header((void *)fw_passed_dtb)) {
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 		/*
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-		 * We booted using the UHI boot protocol, so we have been
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-		 * provided with the appropriate device tree for the board.
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-		 * Make use of it & search for any machine struct based upon
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-		 * the root compatible string.
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+		 * We have been provided with the appropriate device tree for
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+		 * the board. Make use of it & search for any machine struct
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+		 * based upon the root compatible string.
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 		 */
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-		fdt = (void *)fw_arg1;
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+		fdt = (void *)fw_passed_dtb;
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 		for_each_mips_machine(check_mach) {
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 			match = mips_machine_is_compatible(check_mach, fdt);
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@@ -110,7 +105,7 @@
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 	if (mach && mach->fixup_fdt)
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 		fdt = mach->fixup_fdt(fdt, mach_match_data);
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-	strlcpy(arcs_cmdline, boot_command_line, COMMAND_LINE_SIZE);
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+	fw_init_cmdline();
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 	__dt_setup_arch((void *)fdt);
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 }
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