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x86: edison: add check in init_pre uart hook
author
Thomas Ingleby
<thomas.c.ingleby@intel.com>
Mon, 29 Jun 2015 18:45:16 +0000
(19:45 +0100)
committer
Thomas Ingleby
<thomas.c.ingleby@intel.com>
Mon, 29 Jun 2015 18:49:55 +0000
(19:49 +0100)
If none 0 index passed, will log error.
Related to #152
Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
src/x86/intel_edison_fab_c.c
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diff --git
a/src/x86/intel_edison_fab_c.c
b/src/x86/intel_edison_fab_c.c
index
809c6c7
..
7945e83
100644
(file)
--- a/
src/x86/intel_edison_fab_c.c
+++ b/
src/x86/intel_edison_fab_c.c
@@
-559,6
+559,10
@@
mraa_intel_edsion_mb_gpio_mode(mraa_gpio_context dev, gpio_mode_t mode)
mraa_result_t
mraa_intel_edison_uart_init_pre(int index)
{
+ if (index != 0) {
+ syslog(LOG_ERR, "edison: Failed to write to drive mode");
+ return MRAA_ERROR_INVALID_RESOURCE;
+ }
if (miniboard == 0) {
mraa_gpio_write(tristate, 0);
mraa_gpio_context io0_output = mraa_gpio_init_raw(248);