xref: /linux/arch/m68k/include/asm/sun3xprom.h (revision c0c914eca7f251c70facc37dfebeaf176601918d)
1 /* Useful PROM locations */
2 
3 #ifndef SUN3X_PROM_H
4 #define SUN3X_PROM_H
5 
6 extern void (*sun3x_putchar)(int);
7 extern int (*sun3x_getchar)(void);
8 extern int (*sun3x_mayget)(void);
9 extern int (*sun3x_mayput)(int);
10 
11 void sun3x_reboot(void);
12 void sun3x_abort(void);
13 void sun3x_prom_init(void);
14 unsigned long sun3x_prom_ptov(unsigned long pa, unsigned long size);
15 
16 /* interesting hardware locations */
17 #define SUN3X_IOMMU       0x60000000
18 #define SUN3X_ENAREG      0x61000000
19 #define SUN3X_INTREG      0x61001400
20 #define SUN3X_DIAGREG     0x61001800
21 #define SUN3X_ZS1         0x62000000
22 #define SUN3X_ZS2         0x62002000
23 #define SUN3X_LANCE       0x65002000
24 #define SUN3X_EEPROM      0x64000000
25 #define SUN3X_IDPROM      0x640007d8
26 #define SUN3X_VIDEO_BASE  0x50400000
27 #define SUN3X_VIDEO_REGS  0x50300000
28 
29 /* vector table */
30 #define SUN3X_PROM_BASE   0xfefe0000
31 #define SUN3X_P_GETCHAR   (SUN3X_PROM_BASE + 20)
32 #define SUN3X_P_PUTCHAR   (SUN3X_PROM_BASE + 24)
33 #define SUN3X_P_MAYGET    (SUN3X_PROM_BASE + 28)
34 #define SUN3X_P_MAYPUT    (SUN3X_PROM_BASE + 32)
35 #define SUN3X_P_REBOOT    (SUN3X_PROM_BASE + 96)
36 #define SUN3X_P_SETLEDS   (SUN3X_PROM_BASE + 144)
37 #define SUN3X_P_ABORT     (SUN3X_PROM_BASE + 152)
38 
39 /* mapped area */
40 #define SUN3X_MAP_START   0xfee00000
41 #define SUN3X_MAP_END     0xff000000
42 
43 #endif
44