arch/m68k/include/asm/sun3xprom.h

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