drm: add better explanation for i830/i915
[linux/fpc-iii.git] / drivers / atm / tonga.h
blob672da96243ca67fb226c9e8370f5afe0024333ed
1 /* drivers/atm/tonga.h - Efficient Networks Tonga (PCI bridge) declarations */
3 /* Written 1995 by Werner Almesberger, EPFL LRC */
6 #ifndef DRIVER_ATM_TONGA_H
7 #define DRIVER_ATM_TONGA_H
9 #define PCI_TONGA_CTRL 0x60 /* control register */
11 #define END_SWAP_DMA 0x80 /* endian swap on DMA */
12 #define END_SWAP_BYTE 0x40 /* endian swap on slave byte accesses */
13 #define END_SWAP_WORD 0x20 /* endian swap on slave word accesses */
14 #define SEPROM_MAGIC 0x0c /* obscure required pattern (ASIC only) */
15 #define SEPROM_DATA 0x02 /* serial EEPROM data (ASIC only) */
16 #define SEPROM_CLK 0x01 /* serial EEPROM clock (ASIC only) */
18 #define SEPROM_ESI_BASE 64 /* start of ESI in serial EEPROM */
20 #endif