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authorJosh Blum <josh@joshknows.com>2010-02-10 11:57:58 -0800
committerJosh Blum <josh@joshknows.com>2010-02-10 11:57:58 -0800
commitd088a11bf7c257ba45bf0c37a41e5038b302bc44 (patch)
tree8bbb4d90285a181c603c117de4504e73066afe48 /firmware/microblaze/lib/pic.h
parente2044e13ec4ad94e9739402257134abd92cf1521 (diff)
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Copied a snapshot of the usrp2 firmware into the microblaze firmware directory in the uhd repo.
Added erllc copyrights to the files created and modified at erllc.
Diffstat (limited to 'firmware/microblaze/lib/pic.h')
-rw-r--r--firmware/microblaze/lib/pic.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/firmware/microblaze/lib/pic.h b/firmware/microblaze/lib/pic.h
new file mode 100644
index 000000000..68918f9ad
--- /dev/null
+++ b/firmware/microblaze/lib/pic.h
@@ -0,0 +1,35 @@
+/* -*- c -*- */
+/*
+ * Copyright 2007 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef INCLUDED_PIC_H
+#define INCLUDED_PIC_H
+
+typedef void (*irq_handler_t)(unsigned irq);
+
+void pic_init(void);
+void pic_register_handler(unsigned irq, irq_handler_t handler);
+
+void nop_handler(unsigned irq); // default handler does nothing
+
+// FIXME inline assembler
+int pic_disable_interrupts();
+int pic_enable_interrupts();
+void pic_restore_interrupts(int prev_status);
+
+
+#endif /* INCLUDED_PIC_H */