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kernel add
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/* 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
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