ia64/linux-2.6.18-xen.hg

view include/asm-i386/serial.h @ 452:c7ed6fe5dca0

kexec: dont initialise regions in reserve_memory()

There is no need to initialise efi_memmap_res and boot_param_res in
reserve_memory() for the initial xen domain as it is done in
machine_kexec_setup_resources() using values from the kexec hypercall.

Signed-off-by: Simon Horman <horms@verge.net.au>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Feb 28 10:55:18 2008 +0000 (2008-02-28)
parents 831230e53067
children
line source
1 /*
2 * include/asm-i386/serial.h
3 */
6 /*
7 * This assumes you have a 1.8432 MHz clock for your UART.
8 *
9 * It'd be nice if someone built a serial card with a 24.576 MHz
10 * clock, since the 16550A is capable of handling a top speed of 1.5
11 * megabits/second; but this requires the faster clock.
12 */
13 #define BASE_BAUD ( 1843200 / 16 )
15 /* Standard COM flags (except for COM4, because of the 8514 problem) */
16 #ifdef CONFIG_SERIAL_DETECT_IRQ
17 #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ)
18 #define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ)
19 #else
20 #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
21 #define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF
22 #endif
24 #define SERIAL_PORT_DFNS \
25 /* UART CLK PORT IRQ FLAGS */ \
26 { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \
27 { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \
28 { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \
29 { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */