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| author | Christian Gmeiner <christian.gmeiner@gmail.com> | 2013-05-23 13:26:37 +0200 |
|---|---|---|
| committer | Christian Gmeiner <christian.gmeiner@gmail.com> | 2013-06-10 08:45:50 +0200 |
| commit | 1990ab9f151ce3c2ccc2a4c84fd6cda5a5b0e2c1 (patch) | |
| tree | a15c7b07d4206da2f8e00844245ed9888fbe923f | |
| parent | 641f00ce643fe661de494d3c29118f836664a02d (diff) | |
OT200: bring LEDs into a defined state
Keep in mind that we can _NOT_ read back the current state
of the LEDS as some crazy FPGA designer wanted it that way.
Change-Id: I5cd1ac598072318b3234d1ec35a79271655b46ac
Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Reviewed-on: http://review.coreboot.org/3271
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
| -rw-r--r-- | src/mainboard/bachmann/ot200/mainboard.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/mainboard/bachmann/ot200/mainboard.c b/src/mainboard/bachmann/ot200/mainboard.c index 0ea053aad0..d4b0b2daae 100644 --- a/src/mainboard/bachmann/ot200/mainboard.c +++ b/src/mainboard/bachmann/ot200/mainboard.c @@ -22,6 +22,7 @@ #include <smbios.h> #include <console/console.h> #include <cpu/x86/msr.h> +#include <arch/io.h> /* overwrite a weak function to fill SMBIOS table with a custom value */ static u8 hw_rev = 0; @@ -52,6 +53,14 @@ static void init(struct device *dev) return; } + /* turn off all leds except led_ini */ + outb(0x02, 0x5a); /* bit0 - led_run */ + /* bit1 - led_ini */ + /* bit2 - led_err */ + /* bit3-bit7 - write has no effect */ + outb(0x00, 0x49); /* bit0-bit6 - led_7-led_1 */ + /* bit7 - write has no effect */ + /* read the whole block and check if checksum is okay */ for (i = 0; i < 20; i++) { block[i] = smbus_read_byte(eeprom_dev, i); |