1 /* 2 * NETjet common header file 3 * 4 * Author Karsten Keil 5 * based on work of Matt Henderson and Daniel Potts, 6 * Traverse Technologies P/L www.traverse.com.au 7 * 8 * Copyright 2009 by Karsten Keil <keil@isdn4linux.de> 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as 12 * published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * 23 */ 24 25 #define NJ_CTRL 0x00 26 #define NJ_DMACTRL 0x01 27 #define NJ_AUXCTRL 0x02 28 #define NJ_AUXDATA 0x03 29 #define NJ_IRQMASK0 0x04 30 #define NJ_IRQMASK1 0x05 31 #define NJ_IRQSTAT0 0x06 32 #define NJ_IRQSTAT1 0x07 33 #define NJ_DMA_READ_START 0x08 34 #define NJ_DMA_READ_IRQ 0x0c 35 #define NJ_DMA_READ_END 0x10 36 #define NJ_DMA_READ_ADR 0x14 37 #define NJ_DMA_WRITE_START 0x18 38 #define NJ_DMA_WRITE_IRQ 0x1c 39 #define NJ_DMA_WRITE_END 0x20 40 #define NJ_DMA_WRITE_ADR 0x24 41 #define NJ_PULSE_CNT 0x28 42 43 #define NJ_ISAC_OFF 0xc0 44 #define NJ_ISACIRQ 0x10 45 46 #define NJ_IRQM0_RD_MASK 0x03 47 #define NJ_IRQM0_RD_IRQ 0x01 48 #define NJ_IRQM0_RD_END 0x02 49 #define NJ_IRQM0_WR_MASK 0x0c 50 #define NJ_IRQM0_WR_IRQ 0x04 51 #define NJ_IRQM0_WR_END 0x08 52 53 /* one page here is no need to be smaller */ 54 #define NJ_DMA_SIZE 4096 55 /* 2 * 64 byte is a compromise between IRQ count and latency */ 56 #define NJ_DMA_RXSIZE 128 /* 2 * 64 */ 57 #define NJ_DMA_TXSIZE 128 /* 2 * 64 */ 58