battery.asl

DefinitionBlock ("", "SSDT", 1, "BOCHS ", "BATTERY", 0x00000001)
{
    // TODO: declare area size here?
    // Handle reconnects?
    External (BPTR, IntObj)

    Device (\_SB.BRES)
    {
        Name (_HID, "PNP0A06")
        Name (_UID, "Battery resources")

        OperationRegion(BMEM, SystemMemory, BPTR, 0x1000)
        Field (BMEM) {
            BELL, 32,
        }

        Method (_STA, 0, NotSerialized)
        {
            If (BPTR) {
               //Return (0x8) /* functional */
               Return (0xB)
            } Else {
               Return (0)
            }
        }

        //Field (BMEM)
        //{
        //    BSTA, 8,
        //    Offset(0x4),
        //    FBST, 0x080,
        //    FBIF, 0x360,
        //}

        Method(RBIF, 2, NotSerialized)
        {
            CreateDWordField(Arg0, 0x00, DSGN)
            CreateDWordField(Arg0, 0x04, FULL)
            CreateDWordField(Arg0, 0x08, DVLT)
            CreateField(Arg0, 0x060, 0x100, PART)
            CreateField(Arg0, 0x160, 0x100, SNID)
            CreateField(Arg0, 0x260, 0x100, DESC)
            Arg1[0] = 0 /* Power Unit: mWh */
            Arg1[1] = DSGN /* Factory capacity */
            Arg1[2] = FULL /* Full capacity */
            Arg1[3] = 1 /* Rechargable */
            Arg1[4] = DVLT
            Arg1[5] = 0xFFFFFFFF /* warning level */
            Arg1[6] = 0xFFFFFFFF /* low level */
            Arg1[7] = 1 /* granularity 1 */
            Arg1[8] = 1 /* granularity 2 */
            Arg1[9] = PART
            Arg1[10] = SNID
            Arg1[11] = "LION"
            Arg1[12] = DESC
            // Ack 0 -> 1? BELL.
        }

        Method (RBST, 2, NotSerialized)
        {
            CreateDWordField(Arg0, 0x00, FLAG)
            CreateDWordField(Arg0, 0x04, RATE)
            CreateDWordField(Arg0, 0x08, ENRG)
            CreateDWordField(Arg0, 0x0C, VOLT)
            Arg1[0] = FLAG
            Arg1[1] = RATE
            Arg1[2] = ENRG
            Arg1[3] = VOLT
        }

        Device(AC)
        {
            Name (_HID, "ACPI0003")
            Name (_PCL, Package (0x02) {
                 _SB,
                 BAT0
            })

            Method (_INI, 0, NotSerialized)
            {
                // copy from field
            }

            Method (_STA, 0, NotSerialized)
            {
                Return (0xF)
            }

            Method (_PSR, 0, NotSerialized)
            {
                Return (0xFF) /* Unknown */
            }
        }

        Device(BAT0)
        {
            Name (_HID, EisaId ("PNP0C0A"))
            Name (_UID, 0x0)

            Method (_STA, 0, NotSerialized)
            {
                If (BSTA) {
                    Return (0x1F)
                } Else {
                    Return (0)
                }
            }

            Name (PBIF, Package(13) {})
            Method (_BIF, 0, NotSerialized)
            {
                RBIF (FBIF, PBIF)
                Return (PBIF)
            }

            Name (PBST, Package(4) {})
            Method (_BST, 0, NotSerialized)
            {
                RBST (FBST, PBST)
                Return (PBST)
            }
        }
    }

    Method (\_GPE._E07, 0, NotSerialized)
    {
        If (BELL != 0x1a7f3c93) {

        } Else {
        }
    }
}