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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/net/wan/cosa.h
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wan/cosa.h')
-rw-r--r--drivers/net/wan/cosa.h104
1 files changed, 104 insertions, 0 deletions
diff --git a/drivers/net/wan/cosa.h b/drivers/net/wan/cosa.h
new file mode 100644
index 000000000..f57e0af9d
--- /dev/null
+++ b/drivers/net/wan/cosa.h
@@ -0,0 +1,104 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* $Id: cosa.h,v 1.6 1999/01/06 14:02:44 kas Exp $ */
+
+/*
+ * Copyright (C) 1995-1997 Jan "Yenya" Kasprzak <kas@fi.muni.cz>
+ */
+
+#ifndef COSA_H__
+#define COSA_H__
+
+#include <linux/ioctl.h>
+
+#ifdef __KERNEL__
+/* status register - output bits */
+#define SR_RX_DMA_ENA 0x04 /* receiver DMA enable bit */
+#define SR_TX_DMA_ENA 0x08 /* transmitter DMA enable bit */
+#define SR_RST 0x10 /* SRP reset */
+#define SR_USR_INT_ENA 0x20 /* user interrupt enable bit */
+#define SR_TX_INT_ENA 0x40 /* transmitter interrupt enable bit */
+#define SR_RX_INT_ENA 0x80 /* receiver interrupt enable bit */
+
+/* status register - input bits */
+#define SR_USR_RQ 0x20 /* user interrupt request pending */
+#define SR_TX_RDY 0x40 /* transmitter empty (ready) */
+#define SR_RX_RDY 0x80 /* receiver data ready */
+
+#define SR_UP_REQUEST 0x02 /* request from SRP to transfer data
+ up to PC */
+#define SR_DOWN_REQUEST 0x01 /* SRP is able to transfer data down
+ from PC to SRP */
+#define SR_END_OF_TRANSFER 0x03 /* SRP signalize end of
+ transfer (up or down) */
+
+#define SR_CMD_FROM_SRP_MASK 0x03 /* mask to get SRP command */
+
+/* bits in driver status byte definitions : */
+#define SR_RDY_RCV 0x01 /* ready to receive packet */
+#define SR_RDY_SND 0x02 /* ready to send packet */
+#define SR_CMD_PND 0x04 /* command pending */ /* not currently used */
+
+/* ???? */
+#define SR_PKT_UP 0x01 /* transfer of packet up in progress */
+#define SR_PKT_DOWN 0x02 /* transfer of packet down in progress */
+
+#endif /* __KERNEL__ */
+
+#define SR_LOAD_ADDR 0x4400 /* SRP microcode load address */
+#define SR_START_ADDR 0x4400 /* SRP microcode start address */
+
+#define COSA_LOAD_ADDR 0x400 /* SRP microcode load address */
+#define COSA_MAX_FIRMWARE_SIZE 0x10000
+
+/* ioctls */
+struct cosa_download {
+ int addr, len;
+ char __user *code;
+};
+
+/* Reset the device */
+#define COSAIORSET _IO('C',0xf0)
+
+/* Start microcode at given address */
+#define COSAIOSTRT _IOW('C',0xf1, int)
+
+/* Read the block from the device memory */
+#define COSAIORMEM _IOWR('C',0xf2, struct cosa_download *)
+ /* actually the struct cosa_download itself; this is to keep
+ * the ioctl number same as in 2.4 in order to keep the user-space
+ * utils compatible. */
+
+/* Write the block to the device memory (i.e. download the microcode) */
+#define COSAIODOWNLD _IOW('C',0xf2, struct cosa_download *)
+ /* actually the struct cosa_download itself; this is to keep
+ * the ioctl number same as in 2.4 in order to keep the user-space
+ * utils compatible. */
+
+/* Read the device type (one of "srp", "cosa", and "cosa8" for now) */
+#define COSAIORTYPE _IOR('C',0xf3, char *)
+
+/* Read the device identification string */
+#define COSAIORIDSTR _IOR('C',0xf4, char *)
+/* Maximum length of the identification string. */
+#define COSA_MAX_ID_STRING 128
+
+/* Increment/decrement the module usage count :-) */
+/* #define COSAIOMINC _IO('C',0xf5) */
+/* #define COSAIOMDEC _IO('C',0xf6) */
+
+/* Get the total number of cards installed */
+#define COSAIONRCARDS _IO('C',0xf7)
+
+/* Get the number of channels on this card */
+#define COSAIONRCHANS _IO('C',0xf8)
+
+/* Set the driver for the bus-master operations */
+#define COSAIOBMSET _IOW('C', 0xf9, unsigned short)
+
+#define COSA_BM_OFF 0 /* Bus-mastering off - use ISA DMA (default) */
+#define COSA_BM_ON 1 /* Bus-mastering on - faster but untested */
+
+/* Gets the busmaster status */
+#define COSAIOBMGET _IO('C', 0xfa)
+
+#endif /* !COSA_H__ */