mirror of
https://github.com/torvalds/linux.git
synced 2024-11-22 04:38:03 +00:00
b3e90f375b
CONFIG_BASE_SMALL is currently a type int but is only used as a boolean. So, change its type to bool and adapt all usages: CONFIG_BASE_SMALL == 0 becomes !IS_ENABLED(CONFIG_BASE_SMALL) and CONFIG_BASE_SMALL != 0 becomes IS_ENABLED(CONFIG_BASE_SMALL). Reviewed-by: Petr Mladek <pmladek@suse.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: Masahiro Yamada <masahiroy@kernel.org> Signed-off-by: Yoann Congal <yoann.congal@smile.fr> Link: https://lore.kernel.org/r/20240505080343.1471198-3-yoann.congal@smile.fr Signed-off-by: Petr Mladek <pmladek@suse.com>
78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _ASM_X86_MPSPEC_H
|
|
#define _ASM_X86_MPSPEC_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
#include <asm/mpspec_def.h>
|
|
#include <asm/x86_init.h>
|
|
#include <asm/apicdef.h>
|
|
|
|
extern int pic_mode;
|
|
|
|
#ifdef CONFIG_X86_32
|
|
|
|
/*
|
|
* Summit or generic (i.e. installer) kernels need lots of bus entries.
|
|
* Maximum 256 PCI busses, plus 1 ISA bus in each of 4 cabinets.
|
|
*/
|
|
#ifdef CONFIG_BASE_SMALL
|
|
# define MAX_MP_BUSSES 32
|
|
#else
|
|
# define MAX_MP_BUSSES 260
|
|
#endif
|
|
|
|
#define MAX_IRQ_SOURCES 256
|
|
|
|
#else /* CONFIG_X86_64: */
|
|
|
|
#define MAX_MP_BUSSES 256
|
|
/* Each PCI slot may be a combo card with its own bus. 4 IRQ pins per slot. */
|
|
#define MAX_IRQ_SOURCES (MAX_MP_BUSSES * 4)
|
|
|
|
#endif /* CONFIG_X86_64 */
|
|
|
|
#ifdef CONFIG_EISA
|
|
extern int mp_bus_id_to_type[MAX_MP_BUSSES];
|
|
#endif
|
|
|
|
extern DECLARE_BITMAP(mp_bus_not_pci, MAX_MP_BUSSES);
|
|
|
|
extern u32 boot_cpu_physical_apicid;
|
|
extern u8 boot_cpu_apic_version;
|
|
|
|
#ifdef CONFIG_X86_LOCAL_APIC
|
|
extern int smp_found_config;
|
|
#else
|
|
# define smp_found_config 0
|
|
#endif
|
|
|
|
#ifdef CONFIG_X86_MPPARSE
|
|
extern void e820__memblock_alloc_reserved_mpc_new(void);
|
|
extern int enable_update_mptable;
|
|
extern void mpparse_find_mptable(void);
|
|
extern void mpparse_parse_early_smp_config(void);
|
|
extern void mpparse_parse_smp_config(void);
|
|
#else
|
|
static inline void e820__memblock_alloc_reserved_mpc_new(void) { }
|
|
#define enable_update_mptable 0
|
|
#define mpparse_find_mptable x86_init_noop
|
|
#define mpparse_parse_early_smp_config x86_init_noop
|
|
#define mpparse_parse_smp_config x86_init_noop
|
|
#endif
|
|
|
|
extern DECLARE_BITMAP(phys_cpu_present_map, MAX_LOCAL_APIC);
|
|
|
|
static inline void reset_phys_cpu_present_map(u32 apicid)
|
|
{
|
|
bitmap_zero(phys_cpu_present_map, MAX_LOCAL_APIC);
|
|
set_bit(apicid, phys_cpu_present_map);
|
|
}
|
|
|
|
static inline void copy_phys_cpu_present_map(unsigned long *dst)
|
|
{
|
|
bitmap_copy(dst, phys_cpu_present_map, MAX_LOCAL_APIC);
|
|
}
|
|
|
|
#endif /* _ASM_X86_MPSPEC_H */
|