This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / asm-arm / arch-netx / pfifo.h

diff --git a/include/asm-arm/arch-netx/pfifo.h b/include/asm-arm/arch-netx/pfifo.h
new file mode 100644 (file)
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+++ b/include/asm-arm/arch-netx/pfifo.h
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+/*
+ * include/asm-arm/arch-netx/pfifo.h
+ *
+ * Copyright (c) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+
+#ifndef ASM_ARCH_PFIFO_H
+#define ASM_ARCH_PFIFO_H
+
+static inline int pfifo_push(int no, unsigned int pointer)
+{
+       writel(pointer, NETX_PFIFO_BASE(no));
+       return 0;
+}
+
+static inline unsigned int pfifo_pop(int no)
+{
+       return readl(NETX_PFIFO_BASE(no));
+}
+
+static inline int pfifo_fill_level(int no)
+{
+
+       return readl(NETX_PFIFO_FILL_LEVEL(no));
+}
+
+static inline int pfifo_full(int no)
+{
+       return readl(NETX_PFIFO_FULL) & (1<<no) ? 1 : 0;
+}
+
+static inline int pfifo_empty(int no)
+{
+       return readl(NETX_PFIFO_EMPTY) & (1<<no) ? 1 : 0;
+}
+
+int pfifo_request(unsigned int pfifo_mask);
+void pfifo_free(unsigned int pfifo_mask);
+
+#endif /* ASM_ARCH_PFIFO_H */