GNUBoot/coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

src/ec/quanta/ene_kb3940q/acpi/battery.asl: Convert to ASL 2.0

Browse source 
Change-Id: I7cc47536b0c1e2c903df29402090abfccde82406
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50318
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
This commit is contained in:
Elyes HAOUAS 2021-02-05 19:54:43 +01:00 committed by Michael Niewöhner
parent 81d55cf6d6
commit 517453a6cc
1 changed files with 30 additions and 31 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

61
src/ec/quanta/ene_kb3940q/acpi/battery.asl
View file

@ -39,18 +39,18 @@ Device (BATX)
})
// Workaround for full battery status, enabled by default
Name (BFWK, One)
Name (BFWK, 1)
// Method to enable full battery workaround
Method (BFWE)
{
Store (One, BFWK)
BFWK = 1
}
// Method to disable full battery workaround
Method (BFWD)
{
Store (Zero, BFWK)
BFWK = 0
}
// Device insertion/removal control method that returns a device's status.
@ -68,18 +68,18 @@ Device (BATX)
Method (_BIF, 0, Serialized)
{
// Update fields from EC
Store (BDC0, Index (PBIF, 1)) // Batt Design Capacity
Store (BFC0, Index (PBIF, 2)) // Batt Last Full Charge Capacity
Store (BDV0, Index (PBIF, 4)) // Batt Design Voltage
Divide(BFC0, 0x64, , Local1)
Multiply(Local1, 0x0A, Local0)
Store(Local0, Index(PBIF, 5))
Multiply(Local1, 0x05, Local0)
Store (Local0, Index (PBIF, 6))
Store (ToString(Concatenate(BATD, 0x00)), Index (PBIF, 9)) // Model Number
Store (ToDecimalString(BSN0), Index (PBIF, 10)) // Serial Number
Store (ToString(Concatenate(BCHM, 0x00)), Index (PBIF, 11)) // Battery Type
Store (\BATV, Index (PBIF, 12)) // OEM information
PBIF [1] = BDC0 // Batt Design Capacity
PBIF [2] = BFC0 // Batt Last Full Charge Capacity
PBIF [4] = BDV0 // Batt Design Voltage
Local1 = BFC0 / 100
Local0 = Local1 * 10
PBIF [5] = Local0
Local0 = Local1 * 5
PBIF [6] = Local0
PBIF [9] = ToString(Concatenate(BATD, 0x00)) // Model Number
PBIF [10] = ToDecimalString(BSN0) // Serial Number
PBIF [11] = ToString(Concatenate(BCHM, 0x00)) // Battery Type
PBIF [12] = \BATV // OEM information
Return (PBIF)
}
@ -95,45 +95,44 @@ Device (BATX)
//
// Get battery state from EC
Store (BST0, Local0)
Store (Local0, Index (PBST, 0))
Local0 = BST0
PBST [0] = Local0
//
// 1: BATTERY PRESENT RATE/CURRENT
//
Store (BPC0, Local1)
If (LAnd (Local1, 0x8000)) {
Xor (Local1, 0xFFFF, Local1)
Increment (Local1)
Local1 = BPC0
If (Local1 && 0x8000) {
Local1 ^= 0xffff
Local1++
}
Store (Local1, Index (PBST, 1))
PBST [1] = Local1
//
// 2: BATTERY REMAINING CAPACITY
//
Store (BRC0, Local1)
Local1 = BRC0
If (LAnd (BFWK, LAnd (ADPT, LNot (Local0)))) {
If (BFWK && ADPT && !Local0) {
// On AC power and battery is neither charging
// nor discharging. Linux expects a full battery
// to report same capacity as last full charge.
// https://bugzilla.kernel.org/show_bug.cgi?id=12632
Store (BFC0, Local2)
Local2 = BFC0
// See if within ~3% of full
ShiftRight (Local2, 5, Local3)
If (LAnd (LGreater (Local1, Subtract (Local2, Local3)),
LLess (Local1, Add (Local2, Local3))))
Local3 = Local2 >> 5
If (Local1 > (Local2 - Local3) && Local1 < (Local2 + Local3))
{
Store (Local2, Local1)
Local1 = Local2
}
}
Store (Local1, Index (PBST, 2))
PBST [2] = Local1
//
// 3: BATTERY PRESENT VOLTAGE
//
Store (BPV0, Index (PBST, 3))
PBST [3] = BPV0
Return (PBST)
}