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/*
* This file is part of the coreboot project.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
Scope (\_SB)
{
/* Get Pad Configuration DW0 register value */
Method (GPC0, 0x1, Serialized)
{
/* Arg0 - GPIO DW0 address */
Store (Arg0, Local0)
OperationRegion (PDW0, SystemMemory, Local0, 4)
Field (PDW0, AnyAcc, NoLock, Preserve) {
TEMP, 32
}
Return (TEMP)
}
/* Set Pad Configuration DW0 register value */
Method (SPC0, 0x2, Serialized)
{
/* Arg0 - GPIO DW0 address */
/* Arg1 - Value for DW0 register */
Store (Arg0, Local0)
OperationRegion (PDW0, SystemMemory, Local0, 4)
Field (PDW0, AnyAcc, NoLock, Preserve) {
TEMP,32
}
Store (Arg1, TEMP)
}
/* Get Pad Configuration DW1 register value */
Method (GPC1, 0x1, Serialized)
{
/* Arg0 - GPIO DW0 address */
Store (Add (Arg0, 0x4), Local0)
OperationRegion (PDW1, SystemMemory, Local0, 4)
Field (PDW1, AnyAcc, NoLock, Preserve) {
TEMP, 32
}
Return (TEMP)
}
/* Set Pad Configuration DW1 register value */
Method (SPC1, 0x2, Serialized)
{
/* Arg0 - GPIO DW0 address */
/* Arg1 - Value for DW1 register */
Store (Add (Arg0, 0x4), Local0)
OperationRegion (PDW1, SystemMemory, Local0, 4)
Field(PDW1, AnyAcc, NoLock, Preserve) {
TEMP,32
}
Store (Arg1, TEMP)
}
/* Get DW0 address of a given pad */
Method (GDW0, 0x2, Serialized)
{
/* Arg0 - GPIO portid */
/* Arg1 - GPIO pad offset relative to the community */
Store (0, Local1)
Or( Or (ShiftLeft (Arg0, 16), CONFIG_PCR_BASE_ADDRESS),
Local1, Local1)
Or( Add (PAD_CFG_BASE, Multiply (Arg1, Multiply (
GPIO_NUM_PAD_CFG_REGS, 4))), Local1, Local1)
Return (Local1)
}
/* Calculate HOSTSW_REG address */
Method (CHSA, 0x1, Serialized)
{
/* Arg0 - GPIO pad offset relative to the community */
Add (HOSTSW_OWN_REG_0, Multiply (Divide (Arg0, 32), 4), Local1)
Return (Local1)
}
/* Get Host ownership register of GPIO Community */
Method (GHO, 0x2, Serialized)
{
/* Arg0 - GPIO portid */
/* Arg1 - GPIO pad offset relative to the community */
Store (CHSA (Arg1), Local1)
OperationRegion (SHO0, SystemMemory, Or ( Or
(CONFIG_PCR_BASE_ADDRESS, ShiftLeft (Arg0, 16)), Local1), 4)
Field (SHO0, AnyAcc, NoLock, Preserve) {
TEMP, 32
}
Return (TEMP)
}
/* Set Host ownership register of GPIO Community */
Method (SHO, 0x3, Serialized)
{
/* Arg0 - GPIO portid */
/* Arg1 - GPIO pad offset relative to the community */
/* Arg2 - Value for Host own register */
Store (CHSA (Arg1), Local1)
OperationRegion (SHO0, SystemMemory, Or ( Or
(CONFIG_PCR_BASE_ADDRESS, ShiftLeft (Arg0, 16)), Local1), 4)
Field (SHO0, AnyAcc, NoLock, Preserve) {
TEMP, 32
}
Store (Arg2, TEMP)
}
}
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