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bootm: Add board specific OS preboot hook

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Add board-specific hook which is executed before the code hands over
control to the OS. This lets the board perform some last-minute clean
ups.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
This commit is contained in:
Marek Vasut 2018-10-04 21:16:31 +02:00 committed by Tom Rini
parent 81089a5430
commit fd3d1212a2
1 changed files with 7 additions and 0 deletions
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7
common/bootm_os.c
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@ -505,10 +505,17 @@ __weak void arch_preboot_os(void)
/* please define platform specific arch_preboot_os() */
}
/* Allow for board specific config before we boot */
__weak void board_preboot_os(void)
{
/* please define board specific board_preboot_os() */
}
int boot_selected_os(int argc, char * const argv[], int state,
bootm_headers_t *images, boot_os_fn *boot_fn)
{
arch_preboot_os();
board_preboot_os();
boot_fn(state, argc, argv, images);
/* Stand-alone may return when 'autostart' is 'no' */