xref: /openbmc/linux/arch/mips/fw/arc/misc.c (revision 95e9fd10)
1 /*
2  * This file is subject to the terms and conditions of the GNU General Public
3  * License.  See the file "COPYING" in the main directory of this archive
4  * for more details.
5  *
6  * Miscellaneous ARCS PROM routines.
7  *
8  * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
9  * Copyright (C) 1999 Ralf Baechle (ralf@gnu.org)
10  * Copyright (C) 1999 Silicon Graphics, Inc.
11  */
12 #include <linux/init.h>
13 #include <linux/kernel.h>
14 
15 #include <asm/bcache.h>
16 
17 #include <asm/fw/arc/types.h>
18 #include <asm/sgialib.h>
19 #include <asm/bootinfo.h>
20 
21 VOID
22 ArcHalt(VOID)
23 {
24 	bc_disable();
25 	local_irq_disable();
26 	ARC_CALL0(halt);
27 never:	goto never;
28 }
29 
30 VOID
31 ArcPowerDown(VOID)
32 {
33 	bc_disable();
34 	local_irq_disable();
35 	ARC_CALL0(pdown);
36 never:	goto never;
37 }
38 
39 /* XXX is this a soft reset basically? XXX */
40 VOID
41 ArcRestart(VOID)
42 {
43 	bc_disable();
44 	local_irq_disable();
45 	ARC_CALL0(restart);
46 never:	goto never;
47 }
48 
49 VOID
50 ArcReboot(VOID)
51 {
52 	bc_disable();
53 	local_irq_disable();
54 	ARC_CALL0(reboot);
55 never:	goto never;
56 }
57 
58 VOID
59 ArcEnterInteractiveMode(VOID)
60 {
61 	bc_disable();
62 	local_irq_disable();
63 	ARC_CALL0(imode);
64 never:	goto never;
65 }
66 
67 LONG
68 ArcSaveConfiguration(VOID)
69 {
70 	return ARC_CALL0(cfg_save);
71 }
72 
73 struct linux_sysid *
74 ArcGetSystemId(VOID)
75 {
76 	return (struct linux_sysid *) ARC_CALL0(get_sysid);
77 }
78 
79 VOID __init
80 ArcFlushAllCaches(VOID)
81 {
82 	ARC_CALL0(cache_flush);
83 }
84 
85 DISPLAY_STATUS * __init ArcGetDisplayStatus(ULONG FileID)
86 {
87 	return (DISPLAY_STATUS *) ARC_CALL1(GetDisplayStatus, FileID);
88 }
89