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44 lines
1.2 KiB
44 lines
1.2 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* NETjet common header file |
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* |
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* Author Karsten Keil |
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* based on work of Matt Henderson and Daniel Potts, |
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* Traverse Technologies P/L www.traverse.com.au |
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* |
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* Copyright 2009 by Karsten Keil <[email protected]> |
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*/ |
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#define NJ_CTRL 0x00 |
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#define NJ_DMACTRL 0x01 |
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#define NJ_AUXCTRL 0x02 |
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#define NJ_AUXDATA 0x03 |
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#define NJ_IRQMASK0 0x04 |
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#define NJ_IRQMASK1 0x05 |
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#define NJ_IRQSTAT0 0x06 |
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#define NJ_IRQSTAT1 0x07 |
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#define NJ_DMA_READ_START 0x08 |
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#define NJ_DMA_READ_IRQ 0x0c |
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#define NJ_DMA_READ_END 0x10 |
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#define NJ_DMA_READ_ADR 0x14 |
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#define NJ_DMA_WRITE_START 0x18 |
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#define NJ_DMA_WRITE_IRQ 0x1c |
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#define NJ_DMA_WRITE_END 0x20 |
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#define NJ_DMA_WRITE_ADR 0x24 |
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#define NJ_PULSE_CNT 0x28 |
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#define NJ_ISAC_OFF 0xc0 |
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#define NJ_ISACIRQ 0x10 |
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#define NJ_IRQM0_RD_MASK 0x03 |
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#define NJ_IRQM0_RD_IRQ 0x01 |
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#define NJ_IRQM0_RD_END 0x02 |
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#define NJ_IRQM0_WR_MASK 0x0c |
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#define NJ_IRQM0_WR_IRQ 0x04 |
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#define NJ_IRQM0_WR_END 0x08 |
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/* one page here is no need to be smaller */ |
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#define NJ_DMA_SIZE 4096 |
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/* 2 * 64 byte is a compromise between IRQ count and latency */ |
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#define NJ_DMA_RXSIZE 128 /* 2 * 64 */ |
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#define NJ_DMA_TXSIZE 128 /* 2 * 64 */
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