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add smart battery manager and charger detection

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2392 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Mark D. Studebaker
2004-03-27 02:50:11 +00:00
parent 57d7f9c0ef
commit 6dd6a90af5
2 changed files with 55 additions and 1 deletions
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55
prog/detect/sensors-detect
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@@ -778,7 +778,8 @@ use subs qw(mtp008_detect lm78_detect lm78_isa_detect lm78_alias_detect
adm1026_detect w83l785ts_detect lm83_detect lm90_detect
saa1064_detect w83l784r_detect mozart_detect max6650_detect
fscher_detect adm1029_detect adm1031_detect max6900_detect
m5879_detect pca9540_detect);
m5879_detect pca9540_detect smartbatt_mgr_detect
smartbatt_chgr_detect);
# This is a list of all recognized chips.
# Each entry must have the following fields:
@@ -1280,6 +1281,18 @@ use subs qw(mtp008_detect lm78_detect lm78_isa_detect lm78_alias_detect
isa_addrs => [ 0x0ca8 ],
isa_detect => sub { ipmi_smic_detect @_ },
},
{
name => "Smart Battery Charger",
driver => "to-be-written",
i2c_addrs => [0x09],
i2c_detect => sub { smartbatt_chgr_detect @_},
},
{
name => "Smart Battery Manager/Selector",
driver => "to-be-written",
i2c_addrs => [0x0a],
i2c_detect => sub { smartbatt_mgr_detect @_},
},
{
name => "Smart Battery",
driver => "smartbatt",
@@ -3908,6 +3921,46 @@ sub arp_detect
return (1);
}
# This checks for non-FFFF values for SpecInfo and Status.
# The address (0x09) is specified by the SMBus standard so it's likely
# that this really is a smart battery charger.
# $_[0]: A reference to the file descriptor to access this chip.
# We may assume an i2c_set_slave_addr was already done.
# $_[1]: Address
# Returns: 5
sub smartbatt_chgr_detect
{
my ($file,$addr) = @_;
# check some registers
if (i2c_smbus_read_word_data($file,0x11) == 0xffff) {
return;
}
if (i2c_smbus_read_word_data($file,0x13) == 0xffff) {
return;
}
return (5);
}
# This checks for non-FFFF values for State and Info.
# The address (0x0a) is specified by the SMBus standard so it's likely
# that this really is a smart battery manager/selector.
# $_[0]: A reference to the file descriptor to access this chip.
# We may assume an i2c_set_slave_addr was already done.
# $_[1]: Address
# Returns: 5
sub smartbatt_mgr_detect
{
my ($file,$addr) = @_;
# check some registers
if (i2c_smbus_read_word_data($file,0x01) == 0xffff) {
return;
}
if (i2c_smbus_read_word_data($file,0x04) == 0xffff) {
return;
}
return (5);
}
# This checks for non-FFFF values for temperature, voltage, and current.
# The address (0x0b) is specified by the SMBus standard so it's likely
# that this really is a smart battery.