xref: /OK3568_Linux_fs/kernel/arch/m68k/sun3x/config.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Setup kernel for a Sun3x machine
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * (C) 1999 Thomas Bogendoerfer (tsbogend@alpha.franken.de)
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * based on code from Oliver Jowett <oliver@jowett.manawatu.gen.nz>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <linux/types.h>
11*4882a593Smuzhiyun #include <linux/mm.h>
12*4882a593Smuzhiyun #include <linux/seq_file.h>
13*4882a593Smuzhiyun #include <linux/console.h>
14*4882a593Smuzhiyun #include <linux/init.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #include <asm/machdep.h>
17*4882a593Smuzhiyun #include <asm/irq.h>
18*4882a593Smuzhiyun #include <asm/sun3xprom.h>
19*4882a593Smuzhiyun #include <asm/sun3ints.h>
20*4882a593Smuzhiyun #include <asm/setup.h>
21*4882a593Smuzhiyun #include <asm/oplib.h>
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #include "time.h"
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun volatile char *clock_va;
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun extern void sun3_get_model(char *model);
28*4882a593Smuzhiyun 
sun3_leds(unsigned int i)29*4882a593Smuzhiyun void sun3_leds(unsigned int i)
30*4882a593Smuzhiyun {
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun }
33*4882a593Smuzhiyun 
sun3x_get_hardware_list(struct seq_file * m)34*4882a593Smuzhiyun static void sun3x_get_hardware_list(struct seq_file *m)
35*4882a593Smuzhiyun {
36*4882a593Smuzhiyun 	seq_printf(m, "PROM Revision:\t%s\n", romvec->pv_monid);
37*4882a593Smuzhiyun }
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun /*
40*4882a593Smuzhiyun  *  Setup the sun3x configuration info
41*4882a593Smuzhiyun  */
config_sun3x(void)42*4882a593Smuzhiyun void __init config_sun3x(void)
43*4882a593Smuzhiyun {
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun 	sun3x_prom_init();
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun 	mach_max_dma_address = 0xffffffff; /* we can DMA anywhere, whee */
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun 	mach_sched_init      = sun3x_sched_init;
50*4882a593Smuzhiyun 	mach_init_IRQ        = sun3_init_IRQ;
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun 	mach_reset           = sun3x_reboot;
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun 	mach_hwclk           = sun3x_hwclk;
55*4882a593Smuzhiyun 	mach_get_model       = sun3_get_model;
56*4882a593Smuzhiyun 	mach_get_hardware_list = sun3x_get_hardware_list;
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun 	sun3_intreg = (unsigned char *)SUN3X_INTREG;
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun 	/* only the serial console is known to work anyway... */
61*4882a593Smuzhiyun #if 0
62*4882a593Smuzhiyun 	switch (*(unsigned char *)SUN3X_EEPROM_CONS) {
63*4882a593Smuzhiyun 	case 0x10:
64*4882a593Smuzhiyun 		serial_console = 1;
65*4882a593Smuzhiyun 		conswitchp = NULL;
66*4882a593Smuzhiyun 		break;
67*4882a593Smuzhiyun 	case 0x11:
68*4882a593Smuzhiyun 		serial_console = 2;
69*4882a593Smuzhiyun 		conswitchp = NULL;
70*4882a593Smuzhiyun 		break;
71*4882a593Smuzhiyun 	default:
72*4882a593Smuzhiyun 		serial_console = 0;
73*4882a593Smuzhiyun 		break;
74*4882a593Smuzhiyun 	}
75*4882a593Smuzhiyun #endif
76*4882a593Smuzhiyun 
77*4882a593Smuzhiyun }
78*4882a593Smuzhiyun 
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