Changeset 7d60cf5 in mainline for kernel/arch/amd64

Timestamp:

2009-02-19T21:58:37Z (16 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5cb223f

Parents:

4b44099d

Message:

Introduce ioport8_t, ioport16_t and ioport32_t. These types are to be used with
pio_read_n() and pio_write_n() functions. This breaks everything.

Location:

kernel/arch/amd64/include

Files:

• asm.h (modified) (2 diffs)
• types.h (modified) (1 diff)

kernel/arch/amd64/include/asm.h

@@ -74 +74 @@
  * @return Value read
  */
-static inline uint8_t pio_read_8(uint16_t port)
+static inline uint8_t pio_read_8(ioport8_t *port)
 {
         uint8_t val;
@@ -89 +89 @@
  * @param val Value to write
  */
-static inline void pio_write_8(uint16_t port, uint8_t val)
+static inline void pio_write_8(ioport8_t *port, uint8_t val)
 {
         asm volatile ("outb %b0, %w1\n" : : "a" (val), "d" (port));

kernel/arch/amd64/include/types.h

@@ -58 +58 @@
 typedef int64_t native_t;
 
-typedef uintptr_t ioport_t;
+typedef volatile uint8_t ioport8_t;
+typedef volatile uint16_t ioport16_t;
+typedef volatile uint32_t ioport32_t;
 
 typedef struct {