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21 lines
694 B
21 lines
694 B
20 years ago
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/* drivers/atm/tonga.h - Efficient Networks Tonga (PCI bridge) declarations */
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/* Written 1995 by Werner Almesberger, EPFL LRC */
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#ifndef DRIVER_ATM_TONGA_H
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#define DRIVER_ATM_TONGA_H
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#define PCI_TONGA_CTRL 0x60 /* control register */
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#define END_SWAP_DMA 0x80 /* endian swap on DMA */
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#define END_SWAP_BYTE 0x40 /* endian swap on slave byte accesses */
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#define END_SWAP_WORD 0x20 /* endian swap on slave word accesses */
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#define SEPROM_MAGIC 0x0c /* obscure required pattern (ASIC only) */
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#define SEPROM_DATA 0x02 /* serial EEPROM data (ASIC only) */
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#define SEPROM_CLK 0x01 /* serial EEPROM clock (ASIC only) */
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#define SEPROM_ESI_BASE 64 /* start of ESI in serial EEPROM */
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#endif
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