diff options
Diffstat (limited to 'xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c')
-rw-r--r-- | xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c b/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c new file mode 100644 index 0000000000..701a07fe72 --- /dev/null +++ b/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c @@ -0,0 +1,19 @@ +#include <asm/io.h> + +void * __io_virt_debug(unsigned long x, const char *file, int line) +{ + if (x < PAGE_OFFSET) { + printk("io mapaddr 0x%05lx not valid at %s:%d!\n", x, file, line); + return __va(x); + } + return (void *)x; +} + +unsigned long __io_phys_debug(unsigned long x, const char *file, int line) +{ + if (x < PAGE_OFFSET) { + printk("io mapaddr 0x%05lx not valid at %s:%d!\n", x, file, line); + return x; + } + return __pa(x); +} |