x86: merge some trivially mergeable headers

Merge errno.h, resource.h, rtc.h, sections.h, serial.h and sockios.h,
where i386 and x86_64 have no or only trivial comment/include guard
differences.

Build tested on both 32-bit and 64-bit, and booted on 64-bit.

[tglx: fixup Kbuild as well]

Signed-off-by: Roland Dreier <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>

include/asm-x86/Kbuild

@@ -59,8 +59,6 @@ unifdef-y += siginfo_32.h
 unifdef-y += siginfo_64.h
 unifdef-y += signal_32.h
 unifdef-y += signal_64.h
-unifdef-y += sockios_32.h
-unifdef-y += sockios_64.h
 unifdef-y += stat_32.h
 unifdef-y += stat_64.h
 unifdef-y += statfs_32.h

include/asm-x86/serial.h

@@ -1,5 +1,29 @@
-#ifdef CONFIG_X86_32
-# include "serial_32.h"
+#ifndef _ASM_X86_SERIAL_H
+#define _ASM_X86_SERIAL_H
+
+/*
+ * This assumes you have a 1.8432 MHz clock for your UART.
+ *
+ * It'd be nice if someone built a serial card with a 24.576 MHz
+ * clock, since the 16550A is capable of handling a top speed of 1.5
+ * megabits/second; but this requires the faster clock.
+ */
+#define BASE_BAUD ( 1843200 / 16 )
+
+/* Standard COM flags (except for COM4, because of the 8514 problem) */
+#ifdef CONFIG_SERIAL_DETECT_IRQ
+#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ)
+#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ)
 #else
-# include "serial_64.h"
+#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
+#define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF
 #endif
+
+#define SERIAL_PORT_DFNS			\
+	/* UART CLK   PORT IRQ     FLAGS        */			\
+	{ 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS },	/* ttyS0 */	\
+	{ 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS },	/* ttyS1 */	\
+	{ 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS },	/* ttyS2 */	\
+	{ 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS },	/* ttyS3 */
+
+#endif /* _ASM_X86_SERIAL_H */

include/asm-x86/sockios.h

@@ -1,13 +1,13 @@
-#ifdef __KERNEL__
-# ifdef CONFIG_X86_32
-#  include "sockios_32.h"
-# else
-#  include "sockios_64.h"
-# endif
-#else
-# ifdef __i386__
-#  include "sockios_32.h"
-# else
-#  include "sockios_64.h"
-# endif
-#endif
+#ifndef _ASM_X86_SOCKIOS_H
+#define _ASM_X86_SOCKIOS_H
+
+/* Socket-level I/O control calls. */
+#define FIOSETOWN	0x8901
+#define SIOCSPGRP	0x8902
+#define FIOGETOWN	0x8903
+#define SIOCGPGRP	0x8904
+#define SIOCATMARK	0x8905
+#define SIOCGSTAMP	0x8906		/* Get stamp (timeval) */
+#define SIOCGSTAMPNS	0x8907		/* Get stamp (timespec) */
+
+#endif /* _ASM_X86_SOCKIOS_H */