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Diffstat (limited to 'kernel/drivers/atm/tonga.h')
-rw-r--r-- | kernel/drivers/atm/tonga.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/kernel/drivers/atm/tonga.h b/kernel/drivers/atm/tonga.h new file mode 100644 index 000000000..672da9624 --- /dev/null +++ b/kernel/drivers/atm/tonga.h @@ -0,0 +1,20 @@ +/* drivers/atm/tonga.h - Efficient Networks Tonga (PCI bridge) declarations */ + +/* Written 1995 by Werner Almesberger, EPFL LRC */ + + +#ifndef DRIVER_ATM_TONGA_H +#define DRIVER_ATM_TONGA_H + +#define PCI_TONGA_CTRL 0x60 /* control register */ + +#define END_SWAP_DMA 0x80 /* endian swap on DMA */ +#define END_SWAP_BYTE 0x40 /* endian swap on slave byte accesses */ +#define END_SWAP_WORD 0x20 /* endian swap on slave word accesses */ +#define SEPROM_MAGIC 0x0c /* obscure required pattern (ASIC only) */ +#define SEPROM_DATA 0x02 /* serial EEPROM data (ASIC only) */ +#define SEPROM_CLK 0x01 /* serial EEPROM clock (ASIC only) */ + +#define SEPROM_ESI_BASE 64 /* start of ESI in serial EEPROM */ + +#endif |