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author | Wolfgang Denk <wd@nyx.denx.de> | 2005-07-28 10:42:26 +0200 |
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committer | Wolfgang Denk <wd@nyx.denx.de> | 2005-07-28 10:42:26 +0200 |
commit | 15f36a5efd31fe608b43dc197ebbd80d3cecbe44 (patch) | |
tree | 0c3e6451f2cc4c3ede4302b13458ae5385c9780c /post | |
parent | e82bc62c038859b5bf7daae1bc24b7226f9ed74a (diff) | |
download | bootable_bootloader_goldelico_gta04-15f36a5efd31fe608b43dc197ebbd80d3cecbe44.zip bootable_bootloader_goldelico_gta04-15f36a5efd31fe608b43dc197ebbd80d3cecbe44.tar.gz bootable_bootloader_goldelico_gta04-15f36a5efd31fe608b43dc197ebbd80d3cecbe44.tar.bz2 |
Fix sysmon POST problem: check I2C error codes
This fixes a problem of displaying bogus voltages when the voltages
are so low that the I2C devices start failing while the rest of the
system keeps running.
Diffstat (limited to 'post')
-rw-r--r-- | post/sysmon.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/post/sysmon.c b/post/sysmon.c index 8758ccd..72fcac3 100644 --- a/post/sysmon.c +++ b/post/sysmon.c @@ -185,6 +185,10 @@ static char *sysmon_unit_value (sysmon_table_t *s, uint val) char *p, sign; int dec, frac; + if (val == -1) { + return "I/O ERROR"; + } + if (unit_val < 0) { sign = '-'; unit_val = -unit_val; @@ -297,8 +301,13 @@ int sysmon_post_test (int flags) } val = t->sysmon->read(t->sysmon, t->addr); - t->val_valid = val >= t->val_min && val <= t->val_max; - t->val_valid_alt = val >= t->val_min_alt && val <= t->val_max_alt; + if (val != -1) { + t->val_valid = val >= t->val_min && val <= t->val_max; + t->val_valid_alt = val >= t->val_min_alt && val <= t->val_max_alt; + } else { + t->val_valid = 0; + t->val_valid_alt = 0; + } if (t->exec_after) { t->exec_after(t); |