Commit dec12e62 authored by Russell King's avatar Russell King
Browse files

ARM: provide an early platform initialization hook 



This allows platforms to hook into the initialization early to setup
things like scheduler clocks, etc.

Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 8ff1443c

arch/arm/include/asm/mach/arch.h

+1 −0
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ struct machine_desc { 
					 struct meminfo *);

	void			(*reserve)(void);/* reserve mem blocks	*/

	void			(*map_io)(void);/* IO mapping function	*/

	void			(*init_early)(void);

	void			(*init_irq)(void);

	struct sys_timer	*timer;		/* system tick timer	*/

	void			(*init_machine)(void);

arch/arm/kernel/setup.c

+3 −0
Original line number Diff line number Diff line
@@ -880,6 +880,9 @@ void __init setup_arch(char **cmdline_p) 
#endif

#endif

	early_trap_init();



	if (mdesc->init_early)

		mdesc->init_early();

}