Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* init.c: Initialize internal variables used by the PROM
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* library functions.
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*
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* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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* Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/string.h>
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#include <linux/ctype.h>
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#include <asm/openprom.h>
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#include <asm/oplib.h>
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/* OBP version string. */
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char prom_version[80];
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/* The root node of the prom device tree. */
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int prom_stdout;
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phandle prom_chosen_node;
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/* You must call prom_init() before you attempt to use any of the
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* routines in the prom library.
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* It gets passed the pointer to the PROM vector.
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*/
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void __init prom_init(void *cif_handler)
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{
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phandle node;
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prom_cif_init(cif_handler);
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prom_chosen_node = prom_finddevice(prom_chosen_path);
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if (!prom_chosen_node || (s32)prom_chosen_node == -1)
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prom_halt();
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prom_stdout = prom_getint(prom_chosen_node, "stdout");
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node = prom_finddevice("/openprom");
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if (!node || (s32)node == -1)
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prom_halt();
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prom_getstring(node, "version", prom_version, sizeof(prom_version));
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prom_printf("\n");
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}
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void __init prom_init_report(void)
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{
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printk("PROMLIB: Sun IEEE Boot Prom '%s'\n", prom_version);
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printk("PROMLIB: Root node compatible: %s\n", prom_root_compatible);
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}
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