diff options
Diffstat (limited to 'libc/kernel/arch-x86/asm/mc146818rtc_32.h')
| -rw-r--r-- | libc/kernel/arch-x86/asm/mc146818rtc_32.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/libc/kernel/arch-x86/asm/mc146818rtc_32.h b/libc/kernel/arch-x86/asm/mc146818rtc_32.h new file mode 100644 index 0000000..899d608 --- /dev/null +++ b/libc/kernel/arch-x86/asm/mc146818rtc_32.h @@ -0,0 +1,44 @@ +/**************************************************************************** + **************************************************************************** + *** + *** This header was automatically generated from a Linux kernel header + *** of the same name, to make information necessary for userspace to + *** call into the kernel available to libc. It contains only constants, + *** structures, and macros generated from the original header, and thus, + *** contains no copyrightable information. + *** + **************************************************************************** + ****************************************************************************/ +#ifndef _ASM_MC146818RTC_H +#define _ASM_MC146818RTC_H + +#include <asm/io.h> +#include <asm/system.h> +#include <asm/processor.h> +#include <linux/mc146818rtc.h> + +#ifndef RTC_PORT +#define RTC_PORT(x) (0x70 + (x)) +#define RTC_ALWAYS_BCD 1 +#endif + +#ifdef __HAVE_ARCH_CMPXCHG + +#include <linux/smp.h> + +#define lock_cmos_prefix(reg) do { unsigned long cmos_flags; local_irq_save(cmos_flags); lock_cmos(reg) +#define lock_cmos_suffix(reg) unlock_cmos(); local_irq_restore(cmos_flags); } while (0) +#else +#define lock_cmos_prefix(reg) do {} while (0) +#define lock_cmos_suffix(reg) do {} while (0) +#define lock_cmos(reg) +#define unlock_cmos() +#define do_i_have_lock_cmos() 0 +#define current_lock_cmos_reg() 0 +#endif +#define CMOS_READ(addr) rtc_cmos_read(addr) +#define CMOS_WRITE(val, addr) rtc_cmos_write(val, addr) + +#define RTC_IRQ 8 + +#endif |