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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/isdn/hardware/mISDN/netjet.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/isdn/hardware/mISDN/netjet.h')
-rw-r--r--drivers/isdn/hardware/mISDN/netjet.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/isdn/hardware/mISDN/netjet.h b/drivers/isdn/hardware/mISDN/netjet.h
new file mode 100644
index 000000000..ddd41ef1a
--- /dev/null
+++ b/drivers/isdn/hardware/mISDN/netjet.h
@@ -0,0 +1,57 @@
+/*
+ * NETjet common header file
+ *
+ * Author Karsten Keil
+ * based on work of Matt Henderson and Daniel Potts,
+ * Traverse Technologies P/L www.traverse.com.au
+ *
+ * Copyright 2009 by Karsten Keil <keil@isdn4linux.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#define NJ_CTRL 0x00
+#define NJ_DMACTRL 0x01
+#define NJ_AUXCTRL 0x02
+#define NJ_AUXDATA 0x03
+#define NJ_IRQMASK0 0x04
+#define NJ_IRQMASK1 0x05
+#define NJ_IRQSTAT0 0x06
+#define NJ_IRQSTAT1 0x07
+#define NJ_DMA_READ_START 0x08
+#define NJ_DMA_READ_IRQ 0x0c
+#define NJ_DMA_READ_END 0x10
+#define NJ_DMA_READ_ADR 0x14
+#define NJ_DMA_WRITE_START 0x18
+#define NJ_DMA_WRITE_IRQ 0x1c
+#define NJ_DMA_WRITE_END 0x20
+#define NJ_DMA_WRITE_ADR 0x24
+#define NJ_PULSE_CNT 0x28
+
+#define NJ_ISAC_OFF 0xc0
+#define NJ_ISACIRQ 0x10
+
+#define NJ_IRQM0_RD_MASK 0x03
+#define NJ_IRQM0_RD_IRQ 0x01
+#define NJ_IRQM0_RD_END 0x02
+#define NJ_IRQM0_WR_MASK 0x0c
+#define NJ_IRQM0_WR_IRQ 0x04
+#define NJ_IRQM0_WR_END 0x08
+
+/* one page here is no need to be smaller */
+#define NJ_DMA_SIZE 4096
+/* 2 * 64 byte is a compromise between IRQ count and latency */
+#define NJ_DMA_RXSIZE 128 /* 2 * 64 */
+#define NJ_DMA_TXSIZE 128 /* 2 * 64 */