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| author | Ian Lepore <ian@FreeBSD.org> | 2014-02-09 21:21:10 +0000 |
|---|---|---|
| committer | Ian Lepore <ian@FreeBSD.org> | 2014-02-09 21:21:10 +0000 |
| commit | 46aa33b2ac22f2ea44a3cb766ba4f70cf39e04bf (patch) | |
| tree | cc301db9d631593fb0eb3b712c6673a3cda1fa04 /sys | |
| parent | 1ef5f6a0065ec56cf4b65a63091bcaf1a385c00c (diff) | |
| download | src-46aa33b2ac22f2ea44a3cb766ba4f70cf39e04bf.tar.gz src-46aa33b2ac22f2ea44a3cb766ba4f70cf39e04bf.zip | |
If someone tries to boot a generic ATMEL kernel that has no board_init()
routine compiled in, print a friendly error message about it rather than
mysteriously hanging while trying to init 4GB of nonexistant ram.
Notes
Notes:
svn path=/head/; revision=261690
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arm/at91/at91_machdep.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/arm/at91/at91_machdep.c b/sys/arm/at91/at91_machdep.c index a6600b013263..f9a85e29efbf 100644 --- a/sys/arm/at91/at91_machdep.c +++ b/sys/arm/at91/at91_machdep.c @@ -590,6 +590,11 @@ initarm(struct arm_boot_params *abp) printf("Warning: No soc support for %s found.\n", soc_info.name); memsize = board_init(); + if (memsize == -1) { + printf("board_init() failed, cannot determine ram size; " + "assuming 16MB\n"); + memsize = 16 * 1024 * 1024; + } /* * Pages were allocated during the secondary bootstrap for the |