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/* SPDX-License-Identifier: GPL-2.0-only */
Device (BAT)
{
Name (_HID, EisaId ("PNP0C0A"))
Name (_UID, 1)
Name (_PCL, Package () { \_SB })
Name (PBIF, Package () {
0x00000001, /* 0x00: Power Unit: mAh */
0xFFFFFFFF, /* 0x01: Design Capacity */
0xFFFFFFFF, /* 0x02: Last Full Charge Capacity */
0x00000001, /* 0x03: Battery Technology: Rechargeable */
0xFFFFFFFF, /* 0x04: Design Voltage */
0x00000003, /* 0x05: Design Capacity of Warning */
0xFFFFFFFF, /* 0x06: Design Capacity of Low */
0x00000001, /* 0x07: Capacity Granularity 1 */
0x00000001, /* 0x08: Capacity Granularity 2 */
"S10", /* 0x09: Model Number */
"", /* 0x0a: Serial Number */
"LION", /* 0x0b: Battery Type */
"TPS" /* 0x0c: OEM Information */
})
Name (PBIX, Package () {
0x00000000, // 0x00: Revision
0x00000001, // 0x01: Power Unit: mAh
0xFFFFFFFF, // 0x02: Design Capacity
0xFFFFFFFF, // 0x03: Last Full Charge Capacity
0x00000001, // 0x04: Battery Technology: Rechargeable
0xFFFFFFFF, // 0x05: Design Voltage
0x00000003, // 0x06: Design Capacity of Warning
0xFFFFFFFF, // 0x07: Design Capacity of Low
0x00000000, // 0x08: Cycle Count
0x00018000, // 0x09: Measurement Accuracy (98.3%?)
0x000001F4, // 0x0a: Max Sampling Time (500ms)
0x0000000a, // 0x0b: Min Sampling Time (10ms)
0xFFFFFFFF, // 0x0c: Max Averaging Interval
0xFFFFFFFF, // 0x0d: Min Averaging Interval
0x00000001, // 0x0e: Capacity Granularity 1
0x00000001, // 0x0f: Capacity Granularity 2
"S10", // 0x10: Model Number
"", // 0x11: Serial Number
"LION", // 0x12: Battery Type
"TPS" // 0x13: OEM Information
})
Name (PBST, Package () {
0x00000000, /* 0x00: Battery State */
0xFFFFFFFF, /* 0x01: Battery Present Rate */
0xFFFFFFFF, /* 0x02: Battery Remaining Capacity */
0xFFFFFFFF, /* 0x03: Battery Present Voltage */
})
Name (BSTP, Zero)
/* Battery Capacity warning at 15% */
Name (DWRN, 15)
/* Battery Capacity low at 10% */
Name (DLOW, 10)
/* Workaround for full battery status, enabled by default */
Name (BFWK, One)
/* Method to enable full battery workaround */
Method (BFWE)
{
Store (One, BFWK)
}
/* Method to disable full battery workaround */
Method (BFWD)
{
Store (Zero, BFWK)
}
Method (_STA, 0, Serialized)
{
If (BTEX) {
Return (0x1F)
} Else {
Return (0x0F)
}
}
Method (_BIF, 0, Serialized)
{
/* Last Full Charge Capacity */
Store (BTDF, Index (PBIF, 2))
/* Design Voltage */
Store (BTDV, Index (PBIF, 4))
/* Design Capacity */
Store (BTDA, Local0)
Store (Local0, Index (PBIF, 1))
/* Design Capacity of Warning */
Divide (Multiply (Local0, DWRN), 100, , Local2)
Store (Local2, Index (PBIF, 5))
/* Design Capacity of Low */
Divide (Multiply (Local0, DLOW), 100, , Local2)
Store (Local2, Index (PBIF, 6))
Return (PBIF)
}
Method (_BIX, 0, Serialized)
{
/* Last Full Charge Capacity */
Store (BTDF, Index (PBIX, 3))
/* Design Voltage */
Store (BTDV, Index (PBIX, 5))
/* Design Capacity */
Store (BTDA, Local0)
Store (Local0, Index (PBIX, 2))
/* Design Capacity of Warning */
Divide (Multiply (Local0, DWRN), 100, , Local2)
Store (Local2, Index (PBIX, 6))
/* Design Capacity of Low */
Divide (Multiply (Local0, DLOW), 100, , Local2)
Store (Local2, Index (PBIX, 7))
Return (PBIX)
}
Method (_BST, 0, Serialized)
{
/*
* 0: BATTERY STATE
*
* bit 0 = discharging
* bit 1 = charging
* bit 2 = critical level
*/
/* Check if AC is present */
If (ACEX) {
/* Read battery status from EC */
Store (BSTS, Local0)
} Else {
/* Always discharging when on battery power */
Store (0x01, Local0)
}
/* Check for critical battery level */
If (BFCR) {
Or (Local0, 0x04, Local0)
}
Store (Local0, Index (PBST, 0))
/* Notify if battery state has changed since last time */
If (LNotEqual (Local0, BSTP)) {
Store (Local0, BSTP)
Notify (BAT, 0x80)
}
/*
* 1: BATTERY PRESENT RATE
*/
Store (BTPR, Local1)
If (And (Local1, 0x8000)) {
And (Not (Local1), 0x7FFF, Local0)
Increment (Local0)
} Else {
And (Local1, 0x7FFF, Local0)
}
If(LLess(Local0, 0x0352))
{
Store(0x0352, Local0)
}
Store (Local0, Index (PBST, 1))
/*
* 2: BATTERY REMAINING CAPACITY
*/
Store (BTRA, Local0)
If (LAnd (BFWK, LAnd (ACEX, LNot (BSTS)))) {
Store (BTDF, Local1)
/* See if within ~6% of full */
ShiftRight (Local1, 4, Local2)
If (LAnd (LGreater (Local0, Subtract (Local1, Local2)),
LLess (Local0, Add (Local1, Local2))))
{
Store (Local1, Local0)
}
}
Store (Local0, Index (PBST, 2))
/*
* 3: BATTERY PRESENT VOLTAGE
*/
Store (BTVO, Index (PBST, 3))
Return (PBST)
}
}
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