2f56cfdd81
Move the ARC code to arch/mips/fw/arc from arch/mips/arc. Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
127 lines
3.1 KiB
C
127 lines
3.1 KiB
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* PROM component device tree code.
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*
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* Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
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* Copyright (C) 1999 Ralf Baechle (ralf@gnu.org)
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* Copyright (C) 1999 Silicon Graphics, Inc.
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*/
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#include <linux/init.h>
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#include <asm/fw/arc/types.h>
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#include <asm/sgialib.h>
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#undef DEBUG_PROM_TREE
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pcomponent * __init
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ArcGetPeer(pcomponent *Current)
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{
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if (Current == PROM_NULL_COMPONENT)
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return PROM_NULL_COMPONENT;
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return (pcomponent *) ARC_CALL1(next_component, Current);
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}
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pcomponent * __init
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ArcGetChild(pcomponent *Current)
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{
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return (pcomponent *) ARC_CALL1(child_component, Current);
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}
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pcomponent * __init
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ArcGetParent(pcomponent *Current)
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{
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if (Current == PROM_NULL_COMPONENT)
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return PROM_NULL_COMPONENT;
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return (pcomponent *) ARC_CALL1(parent_component, Current);
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}
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LONG __init
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ArcGetConfigurationData(VOID *Buffer, pcomponent *Current)
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{
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return ARC_CALL2(component_data, Buffer, Current);
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}
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pcomponent * __init
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ArcAddChild(pcomponent *Current, pcomponent *Template, VOID *ConfigurationData)
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{
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return (pcomponent *)
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ARC_CALL3(child_add, Current, Template, ConfigurationData);
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}
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LONG __init
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ArcDeleteComponent(pcomponent *ComponentToDelete)
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{
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return ARC_CALL1(comp_del, ComponentToDelete);
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}
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pcomponent * __init
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ArcGetComponent(CHAR *Path)
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{
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return (pcomponent *)ARC_CALL1(component_by_path, Path);
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}
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#ifdef DEBUG_PROM_TREE
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static char *classes[] = {
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"system", "processor", "cache", "adapter", "controller", "peripheral",
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"memory"
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};
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static char *types[] = {
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"arc", "cpu", "fpu", "picache", "pdcache", "sicache", "sdcache",
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"sccache", "memdev", "eisa adapter", "tc adapter", "scsi adapter",
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"dti adapter", "multi-func adapter", "disk controller",
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"tp controller", "cdrom controller", "worm controller",
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"serial controller", "net controller", "display controller",
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"parallel controller", "pointer controller", "keyboard controller",
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"audio controller", "misc controller", "disk peripheral",
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"floppy peripheral", "tp peripheral", "modem peripheral",
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"monitor peripheral", "printer peripheral", "pointer peripheral",
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"keyboard peripheral", "terminal peripheral", "line peripheral",
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"net peripheral", "misc peripheral", "anonymous"
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};
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static char *iflags[] = {
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"bogus", "read only", "removable", "console in", "console out",
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"input", "output"
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};
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static void __init
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dump_component(pcomponent *p)
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{
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printk("[%p]:class<%s>type<%s>flags<%s>ver<%d>rev<%d>",
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p, classes[p->class], types[p->type],
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iflags[p->iflags], p->vers, p->rev);
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printk("key<%08lx>\n\tamask<%08lx>cdsize<%d>ilen<%d>iname<%s>\n",
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p->key, p->amask, (int)p->cdsize, (int)p->ilen, p->iname);
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}
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static void __init
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traverse(pcomponent *p, int op)
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{
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dump_component(p);
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if(ArcGetChild(p))
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traverse(ArcGetChild(p), 1);
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if(ArcGetPeer(p) && op)
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traverse(ArcGetPeer(p), 1);
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}
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void __init
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prom_testtree(void)
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{
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pcomponent *p;
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p = ArcGetChild(PROM_NULL_COMPONENT);
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dump_component(p);
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p = ArcGetChild(p);
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while(p) {
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dump_component(p);
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p = ArcGetPeer(p);
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}
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}
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#endif /* DEBUG_PROM_TREE */
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