[OpenBIOS] [PATCH] ppc: Convert IO macros to inline functions
Andreas Färber
andreas.faerber at web.de
Sat Oct 30 21:51:55 CEST 2010
Suggested by Blue.
Signed-off-by: Andreas Färber <andreas.faerber at web.de>
---
include/arch/ppc/io.h | 66 +++++++++++++++++++++++++++++++++++++------------
1 files changed, 50 insertions(+), 16 deletions(-)
diff --git a/include/arch/ppc/io.h b/include/arch/ppc/io.h
index e5180f2..84198f2 100644
--- a/include/arch/ppc/io.h
+++ b/include/arch/ppc/io.h
@@ -17,22 +17,6 @@ extern unsigned long virt_offset;
extern uint32_t isa_io_base;
/*
- * The insw/outsw/insl/outsl macros don't do byte-swapping.
- * They are only used in practice for transferring buffers which
- * are arrays of bytes, and byte-swapping is not appropriate in
- * that case. - paulus
- */
-#define insw(port, buf, ns) _insw((uint16_t *)(uintptr_t)((port)+isa_io_base), (buf), (ns))
-#define outsw(port, buf, ns) _outsw((uint16_t *)(uintptr_t)((port)+isa_io_base), (buf), (ns))
-
-#define inb(port) in_8((uint8_t *)(uintptr_t)((port)+isa_io_base))
-#define outb(val, port) out_8((uint8_t *)(uintptr_t)((port)+isa_io_base), (val))
-#define inw(port) in_le16((uint16_t *)(uintptr_t)((port)+isa_io_base))
-#define outw(val, port) out_le16((uint16_t *)(uintptr_t)((port)+isa_io_base), (val))
-#define inl(port) in_le32((uint32_t *)(uintptr_t)((port)+isa_io_base))
-#define outl(val, port) out_le32((uint32_t *)(uintptr_t)((port)+isa_io_base), (val))
-
-/*
* 8, 16 and 32 bit, big and little endian I/O operations, with barrier.
*/
static inline int in_8(volatile unsigned char *addr)
@@ -145,6 +129,56 @@ static inline void _outsw(volatile uint16_t * port, const void *buf,
ns--;
}
}
+
+
+/*
+ * The insw/outsw/insl/outsl functions don't do byte-swapping.
+ * They are only used in practice for transferring buffers which
+ * are arrays of bytes, and byte-swapping is not appropriate in
+ * that case. - paulus
+ */
+
+static inline void insw(phys_addr_t port, void *buf, int ns)
+{
+ _insw((uint16_t *)(port + isa_io_base), buf, ns);
+}
+
+static inline void outsw(phys_addr_t port, void *buf, int ns)
+{
+ _outsw((uint16_t *)(port + isa_io_base), buf, ns);
+}
+
+
+static inline int inb(phys_addr_t port)
+{
+ return in_8((uint8_t *)(port + isa_io_base));
+}
+
+static inline void outb(int val, phys_addr_t port)
+{
+ out_8((uint8_t *)(port + isa_io_base), val);
+}
+
+static inline int inw(phys_addr_t port)
+{
+ return in_le16((uint16_t *)(port + isa_io_base));
+}
+
+static inline void outw(int val, phys_addr_t port)
+{
+ out_le16((uint16_t *)(port + isa_io_base), val);
+}
+
+static inline unsigned inl(phys_addr_t port)
+{
+ return in_le32((uint32_t *)(port + isa_io_base));
+}
+
+static inline void outl(int val, phys_addr_t port)
+{
+ out_le32((uint32_t *)(port + isa_io_base), val);
+}
+
#else /* BOOTSTRAP */
#ifdef FCOMPILER
#define inb(reg) ((u8)0xff)
--
1.7.3
More information about the OpenBIOS
mailing list