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-rw-r--r--carl9170fw/carlfw/include/io.h153
1 files changed, 153 insertions, 0 deletions
diff --git a/carl9170fw/carlfw/include/io.h b/carl9170fw/carlfw/include/io.h
new file mode 100644
index 0000000..4ccdc6e
--- /dev/null
+++ b/carl9170fw/carlfw/include/io.h
@@ -0,0 +1,153 @@
+/*
+ * 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.
+ *
+ * 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, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef __CARL9170FW_IO_H
+#define __CARL9170FW_IO_H
+
+#include "config.h"
+#include "types.h"
+#include "compiler.h"
+
+static inline __inline uint8_t readb(const volatile void *addr)
+{
+ return *(const volatile uint8_t *) addr;
+}
+
+static inline __inline uint16_t readw(const volatile void *addr)
+{
+ return *(const volatile uint16_t *) addr;
+}
+
+static inline __inline volatile void *readp(const volatile void *addr)
+{
+ return *(volatile void **) addr;
+}
+
+static inline __inline uint32_t readl(const volatile void *addr)
+{
+ return *(const volatile unsigned int *) addr;
+}
+
+static inline __inline void writeb(volatile void *addr, const volatile uint8_t val)
+{
+ *(volatile uint8_t *) addr = val;
+}
+
+static inline __inline void writew(volatile void *addr, const volatile uint16_t val)
+{
+ *(volatile uint16_t *) addr = val;
+}
+
+static inline __inline void writel(volatile void *addr, const volatile uint32_t val)
+{
+ *(volatile uint32_t *) addr = val;
+}
+
+static inline __inline void __orl(volatile void *addr, const volatile uint32_t val)
+{
+ *(volatile uint32_t *) addr |= val;
+}
+
+static inline __inline void __andl(volatile void *addr, const volatile uint32_t val)
+{
+ *(volatile uint32_t *) addr &= val;
+}
+
+static inline __inline void __xorl(volatile void *addr, const volatile uint32_t val)
+{
+ *(volatile uint32_t *) addr ^= val;
+}
+
+static inline __inline void __incl(volatile void *addr)
+{
+ (*(volatile uint32_t *)addr)++;
+}
+
+static inline __inline uint32_t readl_async(const volatile void *addr)
+{
+ uint32_t i = 0, read, tmp;
+
+ read = readl(addr);
+ do {
+ tmp = read;
+ tmp = readl(addr);
+ i++;
+ } while (tmp != read && i <= 10);
+
+ return read;
+}
+
+static inline __inline void set(const volatile uint32_t addr, const volatile uint32_t val)
+{
+ writel((volatile void *) addr, val);
+}
+
+static inline __inline void orl(volatile uint32_t addr, const volatile uint32_t val)
+{
+ __orl((volatile void *) addr, val);
+}
+
+static inline __inline void xorl(const volatile uint32_t addr, const volatile uint32_t val)
+{
+ __xorl((volatile void *) addr, val);
+}
+
+static inline __inline void andl(const volatile uint32_t addr, const volatile uint32_t val)
+{
+ __andl((volatile void *) addr, val);
+}
+
+static inline __inline void incl(const volatile uint32_t addr)
+{
+ __incl((volatile void *) addr);
+}
+
+static inline __inline uint32_t get(const volatile uint32_t addr)
+{
+ return readl((volatile void *) addr);
+}
+
+static inline __inline volatile void *getp(const volatile uint32_t addr)
+{
+ return readp((const volatile void *) addr);
+}
+
+static inline __inline uint32_t get_async(const volatile uint32_t addr)
+{
+ return readl_async((const volatile void *) addr);
+}
+
+static inline __inline void setb(const volatile uint32_t addr, const volatile uint8_t val)
+{
+ writeb((volatile void *) addr, val);
+}
+
+static inline __inline uint8_t getb(const volatile uint32_t addr)
+{
+ return readb((const volatile void *) addr);
+}
+
+static inline __inline void andb(const volatile uint32_t addr, const volatile uint8_t val)
+{
+ setb(addr, getb(addr) & val);
+}
+
+static inline __inline void orb(const volatile uint32_t addr, const volatile uint32_t val)
+{
+ setb(addr, getb(addr) | val);
+}
+
+#endif /* __CARL9170FW_IO_H */