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common/board_f: Make reserve_mmu generic

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Introduce arch_reserve_mmu to allow for architecture-specific reserve_mmu
routines. Also, define a weak nop stub for it.

Signed-off-by: Ovidiu Panait <ovpanait@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Ovidiu Panait 2020-03-29 20:57:41 +03:00 committed by Tom Rini
parent 6184858b85
commit 79926e4f2f
3 changed files with 19 additions and 5 deletions
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2
arch/arm/lib/cache.c
View file

@ -121,7 +121,7 @@ void invalidate_l2_cache(void)
}
#endif
__weak int reserve_mmu(void)
int arch_reserve_mmu(void)
{
return arm_reserve_mmu();
}

9
common/board_f.c
View file

@ -385,6 +385,11 @@ static int reserve_round_4k(void)
return 0;
}
__weak int arch_reserve_mmu(void)
{
return 0;
}
static int reserve_video(void)
{
#ifdef CONFIG_DM_VIDEO
@ -951,9 +956,7 @@ static const init_fnc_t init_sequence_f[] = {
reserve_pram,
#endif
reserve_round_4k,
#ifdef CONFIG_ARM
reserve_mmu,
#endif
arch_reserve_mmu,
reserve_video,
reserve_trace,
reserve_uboot,

13
include/init.h
View file

@ -129,6 +129,18 @@ int testdram(void);
*/
int arch_reserve_stacks(void);
/**
* arch_reserve_mmu() - Reserve memory for MMU TLB table
*
* Architecture-specific routine for reserving memory for the MMU TLB table.
* This is used in generic board init sequence in common/board_f.c.
*
* If an implementation is not provided, it will just be a nop stub.
*
* Return: 0 if OK
*/
int arch_reserve_mmu(void);
/**
* init_cache_f_r() - Turn on the cache in preparation for relocation
*
@ -145,7 +157,6 @@ int init_cache_f_r(void);
int print_cpuinfo(void);
#endif
int timer_init(void);
int reserve_mmu(void);
int misc_init_f(void);
#if defined(CONFIG_DTB_RESELECT)