src/ec/google/wilco/acpi/battery.asl - coreboot - Gitiles

 /* SPDX-License-Identifier: GPL-2.0-only */

 Mutex (BATM, 0)

 Method (ESTA, 1, Serialized)
 {
 	/* Check battery presence */
 	If (Arg0 == 1) {
 		Local0 = R (BTEX)
 	} ElseIf (Arg0 == 2) {
 		Local0 = R (P3B2)
 	} Else {
 		Local0 = 0
 	}

 	/* Indicate battery is present */
 	If (Local0) {
 		Return (0x1f)
 	} Else {
 		Return (0xf)
 	}
 }

 Name (BSTM, 0x01)	/* Battery Model String */
 Name (BSTC, 0x02)	/* Battery Chemistry String */
 Name (BSTG, 0x03)	/* Battery Manufacturer String */

 /*
  * Read a battery string from the EC
  *  Arg0 = Battery String ID
  *         BSTM = Model
  *         BSTC = Chemical
  *         BSTG = Manufacturer
  */
 Method (BSTR, 1, Serialized)
 {
 	/* Max string length */
 	Local0 = 32

 	/* Select battery string */
 	W (SSEL, Arg0)

 	/* Fill buffer until NUL or max string length is read */
 	Name (IBUF, Buffer (Local0 + 1) {})
 	For (Local1 = 0, Local1 < Local0, Local1++) {
 		Local2 = R (BSBS)
 		If (!Local2) {
 			Break
 		}
 		IBUF[Local1] = Local2
 	}

 	/* Truncate and NUL terminate */
 	Local1++
 	Name (OBUF, Buffer (Local1) {})
 	OBUF = Concatenate (IBUF, 0)

 	Return (OBUF)
 }

 /*
  * Handle Battery Status
  *  Arg0 = Battery Number
  *  Arg1 = _BST package
  */
 Method (EBST, 2, Serialized)
 {
 	If (Acquire (BATM, 1000)) {
 		Return (Arg1)
 	}

 	/* Select battery */
 	W (BSEL, Arg0)

 	/* 0: Battery State */
 	Arg1[0] = R (BCST)

 	/* 1: Battery Present Rate */
 	Local0 = R (BCCL)
 	If (!Local0) {
 		Local0++
 	} ElseIf (R (ACEX)) {
 		If (Local0 & 0x8000) {
 			Local0 = Ones
 		}
 	} Else {
 		If (Local0 & 0x8000) {
 			Local0 = 0 - Local0
 			Local0 &= 0xffff
 		} Else {
 			Local0 = Ones
 		}
 	}
 	Arg1[1] = Local0

 	/* 2: Battery Remaining Capacity */
 	Arg1[2] = R (BCYL)

 	/* 3: Battery Present Voltage */
 	Arg1[3] = R (BCVL)

 	Release (BATM)
 	Return (Arg1)
 }

 /*
  * Handle Battery Info
  *  Arg0 = Battery Number
  *  Arg1 = _BIF package
  */
 Method (EBIF, 2, Serialized)
 {
 	If (Acquire (BATM, 1000)) {
 		Return (Arg1)
 	}

 	/* Select battery */
 	W (BSEL, Arg0)

 	/* Design Capacity */
 	Local0 = R (BSCL)
 	Arg1[1] = Local0

 	/* Last Full Charge Capacity */
 	Arg1[2] = R (BSFL)

 	/* Design Voltage */
 	Arg1[4] = R (BSVL)

 	/* Design Warning Capacity */
 	Arg1[5] = (Local0 * 10) / 100

 	/* Design Low Capacity */
 	Arg1[6] = (Local0 * 33) / 100

 	/* Granularity */
 	Arg1[7] = Local0 / 100
 	Arg1[8] = Local0 / 100

 	/* Battery Model Number */
 	Arg1[9] = BSTR (BSTM)

 	/* Battery Serial Number */
 	Arg1[10] = ToDecimalString (R (BSSL))

 	/* Battery Type */
 	Arg1[11] = BSTR (BSTC)

 	/* Battery Manufacturer Name */
 	Arg1[12] = BSTR (BSTG)

 	Release (BATM)
 	Return (Arg1)
 }

 /*
  * Handle Battery Info Extended
  *  Arg0 = Battery Number
  *  Arg1 = _BIX package
  */
 Method (EBIX, 2, Serialized)
 {
 	If (Acquire (BATM, 1000)) {
 		Return (Arg1)
 	}

 	/* Select battery */
 	W (BSEL, Arg0)

 	/* Design Capacity */
 	Local0 = R (BSCL)
 	Arg1[2] = Local0

 	/* Last Full Charge Capacity */
 	Arg1[3] = R (BSFL)

 	/* Design Voltage */
 	Arg1[5] = R (BSVL)

 	/* Design Warning Capacity */
 	Arg1[6] = (Local0 * 10) / 100

 	/* Design Low Capacity */
 	Arg1[7] = (Local0 * 33) / 100

 	/* Cycle Count */
 	Arg1[8] = R (BCCY)

 	/* Granularity */
 	Arg1[14] = Local0 / 100
 	Arg1[15] = Local0 / 100

 	/* Battery Model Number */
 	Arg1[16] = BSTR (BSTM)

 	/* Battery Serial Number */
 	Arg1[17] = ToDecimalString (R (BSSL))

 	/* Battery Type */
 	Arg1[18] = BSTR (BSTC)

 	/* Battery Manufacturer Name */
 	Arg1[19] = BSTR (BSTG)

 	Release (BATM)
 	Return (Arg1)
 }

 Device (BAT0)
 {
 	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 */
 		"",		/* 0x09: Model Number */
 		"",		/* 0x0a: Serial Number */
 		"LION",		/* 0x0b: Battery Type */
 		""		/* 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 */
 		"",		/* 0x10 Model Number */
 		"",		/* 0x11: Serial Number */
 		"LION",		/* 0x12: Battery Type */
 		""		/* 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 */
 	})

 	Method (_STA, 0, Serialized)
 	{
 		Return (ESTA (^_UID))
 	}

 	Method (_BST, 0, Serialized)
 	{
 		Return (EBST (^_UID, PBST))
 	}

 	Method (_BIF, 0, Serialized)
 	{
 		Return (EBIF (^_UID, PBIF))
 	}

 	Method (_BIX, 0, Serialized)
 	{
 		Return (EBIX (^_UID, PBIX))
 	}
 }

 Device (BAT1)
 {
 	Name (_HID, EisaId ("PNP0C0A"))
 	Name (_UID, 2)
 	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 */
 		"",		/* 0x09: Model Number */
 		"",		/* 0x0a: Serial Number */
 		"LION",		/* 0x0b: Battery Type */
 		""		/* 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 */
 		"",		/* 0x10 Model Number */
 		"",		/* 0x11: Serial Number */
 		"LION",		/* 0x12: Battery Type */
 		""		/* 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 */
 	})

 	Method (_STA, 0, Serialized)
 	{
 		Return (ESTA (^_UID))
 	}

 	Method (_BST, 0, Serialized)
 	{
 		Return (EBST (^_UID, PBST))
 	}

 	Method (_BIF, 0, Serialized)
 	{
 		Return (EBIF (^_UID, PBIF))
 	}

 	Method (_BIX, 0, Serialized)
 	{
 		Return (EBIX (^_UID, PBIX))
 	}
 }
	/* SPDX-License-Identifier: GPL-2.0-only */

	Mutex (BATM, 0)

	Method (ESTA, 1, Serialized)
	{
	/* Check battery presence */
	If (Arg0 == 1) {
	Local0 = R (BTEX)
	} ElseIf (Arg0 == 2) {
	Local0 = R (P3B2)
	} Else {
	Local0 = 0
	}

	/* Indicate battery is present */
	If (Local0) {
	Return (0x1f)
	} Else {
	Return (0xf)
	}
	}

	Name (BSTM, 0x01) /* Battery Model String */
	Name (BSTC, 0x02) /* Battery Chemistry String */
	Name (BSTG, 0x03) /* Battery Manufacturer String */

	/*
	* Read a battery string from the EC
	* Arg0 = Battery String ID
	* BSTM = Model
	* BSTC = Chemical
	* BSTG = Manufacturer
	*/
	Method (BSTR, 1, Serialized)
	{
	/* Max string length */
	Local0 = 32

	/* Select battery string */
	W (SSEL, Arg0)

	/* Fill buffer until NUL or max string length is read */
	Name (IBUF, Buffer (Local0 + 1) {})
	For (Local1 = 0, Local1 < Local0, Local1++) {
	Local2 = R (BSBS)
	If (!Local2) {
	Break
	}
	IBUF[Local1] = Local2
	}

	/* Truncate and NUL terminate */
	Local1++
	Name (OBUF, Buffer (Local1) {})
	OBUF = Concatenate (IBUF, 0)

	Return (OBUF)
	}

	/*
	* Handle Battery Status
	* Arg0 = Battery Number
	* Arg1 = _BST package
	*/
	Method (EBST, 2, Serialized)
	{
	If (Acquire (BATM, 1000)) {
	Return (Arg1)
	}

	/* Select battery */
	W (BSEL, Arg0)

	/* 0: Battery State */
	Arg1[0] = R (BCST)

	/* 1: Battery Present Rate */
	Local0 = R (BCCL)
	If (!Local0) {
	Local0++
	} ElseIf (R (ACEX)) {
	If (Local0 & 0x8000) {
	Local0 = Ones
	}
	} Else {
	If (Local0 & 0x8000) {
	Local0 = 0 - Local0
	Local0 &= 0xffff
	} Else {
	Local0 = Ones
	}
	}
	Arg1[1] = Local0

	/* 2: Battery Remaining Capacity */
	Arg1[2] = R (BCYL)

	/* 3: Battery Present Voltage */
	Arg1[3] = R (BCVL)

	Release (BATM)
	Return (Arg1)
	}

	/*
	* Handle Battery Info
	* Arg0 = Battery Number
	* Arg1 = _BIF package
	*/
	Method (EBIF, 2, Serialized)
	{
	If (Acquire (BATM, 1000)) {
	Return (Arg1)
	}

	/* Select battery */
	W (BSEL, Arg0)

	/* Design Capacity */
	Local0 = R (BSCL)
	Arg1[1] = Local0

	/* Last Full Charge Capacity */
	Arg1[2] = R (BSFL)

	/* Design Voltage */
	Arg1[4] = R (BSVL)

	/* Design Warning Capacity */
	Arg1[5] = (Local0 * 10) / 100

	/* Design Low Capacity */
	Arg1[6] = (Local0 * 33) / 100

	/* Granularity */
	Arg1[7] = Local0 / 100
	Arg1[8] = Local0 / 100

	/* Battery Model Number */
	Arg1[9] = BSTR (BSTM)

	/* Battery Serial Number */
	Arg1[10] = ToDecimalString (R (BSSL))

	/* Battery Type */
	Arg1[11] = BSTR (BSTC)

	/* Battery Manufacturer Name */
	Arg1[12] = BSTR (BSTG)

	Release (BATM)
	Return (Arg1)
	}

	/*
	* Handle Battery Info Extended
	* Arg0 = Battery Number
	* Arg1 = _BIX package
	*/
	Method (EBIX, 2, Serialized)
	{
	If (Acquire (BATM, 1000)) {
	Return (Arg1)
	}

	/* Select battery */
	W (BSEL, Arg0)

	/* Design Capacity */
	Local0 = R (BSCL)
	Arg1[2] = Local0

	/* Last Full Charge Capacity */
	Arg1[3] = R (BSFL)

	/* Design Voltage */
	Arg1[5] = R (BSVL)

	/* Design Warning Capacity */
	Arg1[6] = (Local0 * 10) / 100

	/* Design Low Capacity */
	Arg1[7] = (Local0 * 33) / 100

	/* Cycle Count */
	Arg1[8] = R (BCCY)

	/* Granularity */
	Arg1[14] = Local0 / 100
	Arg1[15] = Local0 / 100

	/* Battery Model Number */
	Arg1[16] = BSTR (BSTM)

	/* Battery Serial Number */
	Arg1[17] = ToDecimalString (R (BSSL))

	/* Battery Type */
	Arg1[18] = BSTR (BSTC)

	/* Battery Manufacturer Name */
	Arg1[19] = BSTR (BSTG)

	Release (BATM)
	Return (Arg1)
	}

	Device (BAT0)
	{
	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 */
	"", /* 0x09: Model Number */
	"", /* 0x0a: Serial Number */
	"LION", /* 0x0b: Battery Type */
	"" /* 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 */
	"", /* 0x10 Model Number */
	"", /* 0x11: Serial Number */
	"LION", /* 0x12: Battery Type */
	"" /* 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 */
	})

	Method (_STA, 0, Serialized)
	{
	Return (ESTA (^_UID))
	}

	Method (_BST, 0, Serialized)
	{
	Return (EBST (^_UID, PBST))
	}

	Method (_BIF, 0, Serialized)
	{
	Return (EBIF (^_UID, PBIF))
	}

	Method (_BIX, 0, Serialized)
	{
	Return (EBIX (^_UID, PBIX))
	}
	}

	Device (BAT1)
	{
	Name (_HID, EisaId ("PNP0C0A"))
	Name (_UID, 2)
	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 */
	"", /* 0x09: Model Number */
	"", /* 0x0a: Serial Number */
	"LION", /* 0x0b: Battery Type */
	"" /* 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 */
	"", /* 0x10 Model Number */
	"", /* 0x11: Serial Number */
	"LION", /* 0x12: Battery Type */
	"" /* 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 */
	})

	Method (_STA, 0, Serialized)
	{
	Return (ESTA (^_UID))
	}

	Method (_BST, 0, Serialized)
	{
	Return (EBST (^_UID, PBST))
	}

	Method (_BIF, 0, Serialized)
	{
	Return (EBIF (^_UID, PBIF))
	}

	Method (_BIX, 0, Serialized)
	{
	Return (EBIX (^_UID, PBIX))
	}
	}