|  | /* Useful PROM locations */ | 
|  |  | 
|  | #ifndef SUN3X_PROM_H | 
|  | #define SUN3X_PROM_H | 
|  |  | 
|  | extern void (*sun3x_putchar)(int); | 
|  | extern int (*sun3x_getchar)(void); | 
|  | extern int (*sun3x_mayget)(void); | 
|  | extern int (*sun3x_mayput)(int); | 
|  |  | 
|  | void sun3x_reboot(void); | 
|  | void sun3x_abort(void); | 
|  | void sun3x_prom_init(void); | 
|  | unsigned long sun3x_prom_ptov(unsigned long pa, unsigned long size); | 
|  |  | 
|  | /* interesting hardware locations */ | 
|  | #define SUN3X_IOMMU       0x60000000 | 
|  | #define SUN3X_ENAREG      0x61000000 | 
|  | #define SUN3X_INTREG      0x61001400 | 
|  | #define SUN3X_DIAGREG     0x61001800 | 
|  | #define SUN3X_ZS1         0x62000000 | 
|  | #define SUN3X_ZS2         0x62002000 | 
|  | #define SUN3X_LANCE       0x65002000 | 
|  | #define SUN3X_EEPROM      0x64000000 | 
|  | #define SUN3X_IDPROM      0x640007d8 | 
|  | #define SUN3X_VIDEO_BASE  0x50400000 | 
|  | #define SUN3X_VIDEO_REGS  0x50300000 | 
|  |  | 
|  | /* vector table */ | 
|  | #define SUN3X_PROM_BASE   0xfefe0000 | 
|  | #define SUN3X_P_GETCHAR   (SUN3X_PROM_BASE + 20) | 
|  | #define SUN3X_P_PUTCHAR   (SUN3X_PROM_BASE + 24) | 
|  | #define SUN3X_P_MAYGET    (SUN3X_PROM_BASE + 28) | 
|  | #define SUN3X_P_MAYPUT    (SUN3X_PROM_BASE + 32) | 
|  | #define SUN3X_P_REBOOT    (SUN3X_PROM_BASE + 96) | 
|  | #define SUN3X_P_SETLEDS   (SUN3X_PROM_BASE + 144) | 
|  | #define SUN3X_P_ABORT     (SUN3X_PROM_BASE + 152) | 
|  |  | 
|  | /* mapped area */ | 
|  | #define SUN3X_MAP_START   0xfee00000 | 
|  | #define SUN3X_MAP_END     0xff000000 | 
|  |  | 
|  | #endif |