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Falco: Implement battery cut off comamnd for factory

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BUG=chrome-os-partner:20723
BRANCH=falco
TEST=Manual. On a DUT with a battery run "ectool batterycutoff"
and power down if still connected to AC. Unplug AC. The EC
should be unpowered. Verify the only way to boot the system is
to plug AC back in.

Change-Id: I7a4cef1f69efe673370a450385f6fa91722d2b50
Signed-off-by: Dave Parker <dparker@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/61294
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Tested-by: Bill Richardson <wfrichar@chromium.org>
This commit is contained in:
Dave Parker
2013-07-09 10:51:44 -07:00
committed by ChromeBot
parent aca89b05bb
commit 186a28fd95
1 changed files with 18 additions and 0 deletions
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18
common/battery_falco.c
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@@ -6,6 +6,10 @@
*/
#include "battery_pack.h"
#include "host_command.h"
#include "smart_battery.h"
#define SB_SHIP_MODE_DATA 0x0010
/* FIXME: We need REAL values for all this stuff */
static const struct battery_info info = {
@@ -46,3 +50,17 @@ void battery_vendor_params(struct batt_params *batt)
}
#endif
}
int battery_command_cut_off(struct host_cmd_handler_args *args)
{
int rv;
/* Ship mode command must be sent twice. */
rv = sb_write(SB_MANUFACTURER_ACCESS, SB_SHIP_MODE_DATA);
if (rv != EC_SUCCESS)
return rv;
rv = sb_write(SB_MANUFACTURER_ACCESS, SB_SHIP_MODE_DATA);
return rv;
}
DECLARE_HOST_COMMAND(EC_CMD_BATTERY_CUT_OFF, battery_command_cut_off,
EC_VER_MASK(0));