xref: /OK3568_Linux_fs/kernel/arch/m68k/include/asm/sun3xprom.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /* Useful PROM locations */
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun #ifndef SUN3X_PROM_H
5*4882a593Smuzhiyun #define SUN3X_PROM_H
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun extern void (*sun3x_putchar)(int);
8*4882a593Smuzhiyun extern int (*sun3x_getchar)(void);
9*4882a593Smuzhiyun extern int (*sun3x_mayget)(void);
10*4882a593Smuzhiyun extern int (*sun3x_mayput)(int);
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun void sun3x_reboot(void);
13*4882a593Smuzhiyun void sun3x_abort(void);
14*4882a593Smuzhiyun void sun3x_prom_init(void);
15*4882a593Smuzhiyun unsigned long sun3x_prom_ptov(unsigned long pa, unsigned long size);
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun /* interesting hardware locations */
18*4882a593Smuzhiyun #define SUN3X_IOMMU       0x60000000
19*4882a593Smuzhiyun #define SUN3X_ENAREG      0x61000000
20*4882a593Smuzhiyun #define SUN3X_INTREG      0x61001400
21*4882a593Smuzhiyun #define SUN3X_DIAGREG     0x61001800
22*4882a593Smuzhiyun #define SUN3X_ZS1         0x62000000
23*4882a593Smuzhiyun #define SUN3X_ZS2         0x62002000
24*4882a593Smuzhiyun #define SUN3X_LANCE       0x65002000
25*4882a593Smuzhiyun #define SUN3X_EEPROM      0x64000000
26*4882a593Smuzhiyun #define SUN3X_IDPROM      0x640007d8
27*4882a593Smuzhiyun #define SUN3X_VIDEO_BASE  0x50400000
28*4882a593Smuzhiyun #define SUN3X_VIDEO_REGS  0x50300000
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun /* vector table */
31*4882a593Smuzhiyun #define SUN3X_PROM_BASE   0xfefe0000
32*4882a593Smuzhiyun #define SUN3X_P_GETCHAR   (SUN3X_PROM_BASE + 20)
33*4882a593Smuzhiyun #define SUN3X_P_PUTCHAR   (SUN3X_PROM_BASE + 24)
34*4882a593Smuzhiyun #define SUN3X_P_MAYGET    (SUN3X_PROM_BASE + 28)
35*4882a593Smuzhiyun #define SUN3X_P_MAYPUT    (SUN3X_PROM_BASE + 32)
36*4882a593Smuzhiyun #define SUN3X_P_REBOOT    (SUN3X_PROM_BASE + 96)
37*4882a593Smuzhiyun #define SUN3X_P_SETLEDS   (SUN3X_PROM_BASE + 144)
38*4882a593Smuzhiyun #define SUN3X_P_ABORT     (SUN3X_PROM_BASE + 152)
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun /* mapped area */
41*4882a593Smuzhiyun #define SUN3X_MAP_START   0xfee00000
42*4882a593Smuzhiyun #define SUN3X_MAP_END     0xff000000
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #endif
45