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vexpress: Check TC2 firmware support before defaulting to nonsec booting

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The firmware on TC2 needs to be configured appropriately before booting
in nonsec mode will work as expected, so test for this and fall back to
sec mode if required.

Signed-off-by: Jon Medhurst <tixy@linaro.org>
Reviewed-by: Ryan Harkin <ryan.harkin@linaro.org>
Tested-by: Ryan Harkin <ryan.harkin@linaro.org>
This commit is contained in:
Jon Medhurst \(Tixy\) 2016-06-23 13:37:32 +01:00 • committed by Tom Rini
parent 0fcb9f07a1
commit f225d39d30
3 changed files with 44 additions and 5 deletions
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15
arch/arm/lib/bootm.c
View file

@ -248,15 +248,20 @@ static void boot_prep_linux(bootm_headers_t *images)
}
}
__weak bool armv7_boot_nonsec_default(void)
{
#ifdef CONFIG_ARMV7_BOOT_SEC_DEFAULT
return false;
#else
return true;
#endif
}
#ifdef CONFIG_ARMV7_NONSEC
bool armv7_boot_nonsec(void)
{
char *s = getenv("bootm_boot_mode");
#ifdef CONFIG_ARMV7_BOOT_SEC_DEFAULT
bool nonsec = false;
#else
bool nonsec = true;
#endif
bool nonsec = armv7_boot_nonsec_default();
if (s && !strcmp(s, "sec"))
nonsec = false;