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| author | Rong Chang <rongchang@chromium.org> | 2012-03-05 21:58:11 +0800 |
|---|---|---|
| committer | Rong Chang <rongchang@chromium.org> | 2012-03-06 16:15:30 +0800 |
| commit | 526db244e442b593315242bfc9b627754fedb902 (patch) | |
| tree | 4088070eac95440017bebe19539cb7f08265b368 | |
| parent | a81f0cd5470975a9e56cc4909f97c32f7356aee0 (diff) | |
| download | chrome-ec-526db244e442b593315242bfc9b627754fedb902.tar.gz | |
Add smart battery functions read ascii info
Signed-off-by: Rong Chang <rongchang@chromium.org>
BUG=chrome-os-partner:8321
TEST=manual:
type 'battery' in EC serial console, check following fields:
Manufacturer
Device name
Device chemistry
CQ-DEPEND:I0ad3ad45b796d9ec03d8fbc1d643aa6a92d6343f
Change-Id: Iad4d63c996272568b5a661a6716790ef151b29c5
| -rw-r--r-- | common/smart_battery.c | 13 | ||||
| -rw-r--r-- | include/smart_battery.h | 22 |
2 files changed, 35 insertions, 0 deletions
diff --git a/common/smart_battery.c b/common/smart_battery.c index 12f3c84173..49ed800afe 100644 --- a/common/smart_battery.c +++ b/common/smart_battery.c @@ -113,6 +113,7 @@ static int command_battery(int argc, char **argv) int rv; int d; int hour, minute; + char text[32]; const char *unit; uart_puts("Reading battery...\n"); @@ -123,6 +124,18 @@ static int command_battery(int argc, char **argv) uart_printf(" Temperature: 0x%04x = %d x 0.1K (%d C)\n", d, d, (d-2731)/10); + uart_printf(" Manufacturer: %s\n", + battery_manufacturer_name(text, sizeof(text)) == EC_SUCCESS ? + text : "(error)"); + + uart_printf(" Device: %s\n", + battery_device_name(text, sizeof(text)) == EC_SUCCESS ? + text : "(error)"); + + uart_printf(" Chemistry: %s\n", + battery_device_chemistry(text, sizeof(text)) == EC_SUCCESS ? + text : "(error)"); + battery_serial_number(&d); uart_printf(" Serial number: 0x%04x\n", d); diff --git a/include/smart_battery.h b/include/smart_battery.h index 916de76898..717226fd96 100644 --- a/include/smart_battery.h +++ b/include/smart_battery.h @@ -225,6 +225,28 @@ static inline int battery_design_voltage(int *voltage) static inline int battery_serial_number(int *serial) { return sb_read(SB_SERIAL_NUMBER, serial); } +/* Read manufacturer name */ +static inline int battery_manufacturer_name(char *manufacturer_name, + int buf_size) +{ + return i2c_read_string(I2C_PORT_BATTERY, BATTERY_ADDR, + SB_MANUFACTURER_NAME, manufacturer_name, buf_size); +} + +/* Read device name */ +static inline int battery_device_name(char *device_name, int buf_size) +{ + return i2c_read_string(I2C_PORT_BATTERY, BATTERY_ADDR, + SB_DEVICE_NAME, device_name, buf_size); +} + +/* Read battery type/chemistry */ +static inline int battery_device_chemistry(char *device_chemistry, int buf_size) +{ + return i2c_read_string(I2C_PORT_BATTERY, BATTERY_ADDR, + SB_DEVICE_CHEMISTRY, device_chemistry, buf_size); +} + /* Read battery discharging current * unit: mA * negative value: charging |