e100: removed usrp from directory prefix

1 files changed, 91 insertions, 0 deletions

diff --git a/host/lib/usrp/e100/include/linux/usrp_e.h b/host/lib/usrp/e100/include/linux/usrp_e.h
new file mode 100644
index 000000000..4c6a5dd89
--- /dev/null
+++ b/host/lib/usrp/e100/include/linux/usrp_e.h
@@ -0,0 +1,91 @@
+
+/*
+ *  Copyright (C) 2010 Ettus Research, LLC
+ *
+ *  Written by Philip Balister <philip@opensdr.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ */
+
+#ifndef __USRP_E_H
+#define __USRP_E_H
+
+#include <linux/types.h>
+#include <linux/ioctl.h>
+
+struct usrp_e_ctl16 {
+	__u32 offset;
+	__u32 count;
+	__u16 buf[20];
+};
+
+struct usrp_e_ctl32 {
+	__u32 offset;
+	__u32 count;
+	__u32 buf[10];
+};
+
+/* SPI interface */
+
+#define UE_SPI_TXONLY	0
+#define UE_SPI_TXRX	1
+
+/* Defines for spi ctrl register */
+#define UE_SPI_CTRL_TXNEG	(1<<10)
+#define UE_SPI_CTRL_RXNEG	(1<<9)
+
+#define UE_SPI_PUSH_RISE	0
+#define UE_SPI_PUSH_FALL	UE_SPI_CTRL_TXNEG
+#define UE_SPI_LATCH_RISE	0
+#define UE_SPI_LATCH_FALL	UE_SPI_CTRL_RXNEG
+
+struct usrp_e_spi {
+	__u8 readback;
+	__u32 slave;
+	__u32 data;
+	__u32 length;
+	__u32 flags;
+};
+
+struct usrp_e_i2c {
+	__u8 addr;
+	__u32 len;
+	__u8 data[];
+};
+
+#define USRP_E_IOC_MAGIC	'u'
+#define USRP_E_WRITE_CTL16	_IOW(USRP_E_IOC_MAGIC, 0x20, struct usrp_e_ctl16)
+#define USRP_E_READ_CTL16	_IOWR(USRP_E_IOC_MAGIC, 0x21, struct usrp_e_ctl16)
+#define USRP_E_WRITE_CTL32	_IOW(USRP_E_IOC_MAGIC, 0x22, struct usrp_e_ctl32)
+#define USRP_E_READ_CTL32	_IOWR(USRP_E_IOC_MAGIC, 0x23, struct usrp_e_ctl32)
+#define USRP_E_SPI		_IOWR(USRP_E_IOC_MAGIC, 0x24, struct usrp_e_spi)
+#define USRP_E_I2C_READ		_IOWR(USRP_E_IOC_MAGIC, 0x25, struct usrp_e_i2c)
+#define USRP_E_I2C_WRITE	_IOW(USRP_E_IOC_MAGIC, 0x26, struct usrp_e_i2c)
+#define USRP_E_GET_RB_INFO      _IOR(USRP_E_IOC_MAGIC, 0x27, struct usrp_e_ring_buffer_size_t)
+#define USRP_E_GET_COMPAT_NUMBER _IO(USRP_E_IOC_MAGIC, 0x28)
+
+#define USRP_E_COMPAT_NUMBER 1
+
+/* Flag defines */
+#define RB_USER (1<<0)
+#define RB_KERNEL (1<<1)
+#define RB_OVERRUN (1<<2)
+#define RB_DMA_ACTIVE (1<<3)
+#define RB_USER_PROCESS (1<<4)
+
+struct ring_buffer_info {
+	int flags;
+	int len;
+};
+
+struct usrp_e_ring_buffer_size_t {
+	int num_pages_rx_flags;
+	int num_rx_frames;
+	int num_pages_tx_flags;
+	int num_tx_frames;
+};
+
+#endif