From c473cc56fafcb47d6ba1f16e8c9fb89ff6c57bca Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Fri, 5 Nov 2010 12:32:09 -0700
Subject: usrp1: pulled in cmake build system for usrp1 firmware
---
firmware/fx2/usrp1/fpga_rev2.h | 58 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 58 insertions(+)
create mode 100644 firmware/fx2/usrp1/fpga_rev2.h
(limited to 'firmware/fx2/usrp1/fpga_rev2.h')
diff --git a/firmware/fx2/usrp1/fpga_rev2.h b/firmware/fx2/usrp1/fpga_rev2.h
new file mode 100644
index 000000000..54ec3f9fa
--- /dev/null
+++ b/firmware/fx2/usrp1/fpga_rev2.h
@@ -0,0 +1,58 @@
+/*
+ * USRP - Universal Software Radio Peripheral
+ *
+ * Copyright (C) 2003,2004 Free Software Foundation, Inc.
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 51 Franklin Street, Boston, MA 02110-1301 USA
+ */
+
+#ifndef INCLUDED_FPGA_REV1_H
+#define INCLUDED_FPGA_REV1_H
+
+void fpga_set_reset (unsigned char v);
+void fpga_set_tx_enable (unsigned char v);
+void fpga_set_rx_enable (unsigned char v);
+void fpga_set_tx_reset (unsigned char v);
+void fpga_set_rx_reset (unsigned char v);
+
+unsigned char fpga_has_room_for_packet (void);
+unsigned char fpga_has_packet_avail (void);
+
+#if (UC_BOARD_HAS_FPGA)
+/*
+ * return TRUE iff FPGA internal fifo has room for 512 bytes.
+ */
+#define fpga_has_room_for_packet() (GPIFREADYSTAT & bmFPGA_HAS_SPACE)
+
+/*
+ * return TRUE iff FPGA internal fifo has at least 512 bytes available.
+ */
+#define fpga_has_packet_avail() (GPIFREADYSTAT & bmFPGA_PKT_AVAIL)
+
+#else /* no FPGA on board. fake it. */
+
+#define fpga_has_room_for_packet() TRUE
+#define fpga_has_packet_avail() TRUE
+
+#endif
+
+#define fpga_clear_flags() \
+ do { \
+ USRP_PE |= bmPE_FPGA_CLR_STATUS; \
+ USRP_PE &= ~bmPE_FPGA_CLR_STATUS; \
+ } while (0)
+
+
+#endif /* INCLUDED_FPGA_REV1_H */
--
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