2020-04-03 01:21:01 +02:00
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/* SPDX-License-Identifier: GPL-2.0-only */
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2011-10-31 20:56:45 +01:00
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2018-10-14 14:52:06 +02:00
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#include <AGESA.h>
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#include <amdlib.h>
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2019-12-01 17:42:04 +01:00
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#include <amdblocks/acpimmio.h>
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2014-05-26 10:27:54 +02:00
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#include <northbridge/amd/agesa/BiosCallOuts.h>
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2018-10-14 14:52:06 +02:00
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#include <SB800.h>
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2014-10-18 06:51:03 +02:00
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#include <southbridge/amd/cimx/sb800/gpio_oem.h>
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2011-02-14 20:04:45 +01:00
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2015-07-30 20:16:37 +02:00
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static AGESA_STATUS board_BeforeDramInit (UINT32 Func, UINTN Data, VOID *ConfigPtr);
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static AGESA_STATUS board_GnbPcieSlotReset (UINT32 Func, UINTN Data, VOID *ConfigPtr);
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2014-05-05 17:56:33 +02:00
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2014-05-05 12:20:56 +02:00
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const BIOS_CALLOUT_STRUCT BiosCallouts[] =
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2011-02-14 20:04:45 +01:00
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{
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2014-05-04 22:13:54 +02:00
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{AGESA_DO_RESET, agesa_Reset },
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2014-10-17 21:33:22 +02:00
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{AGESA_READ_SPD, agesa_ReadSpd },
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2014-05-04 16:07:45 +02:00
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{AGESA_READ_SPD_RECOVERY, agesa_NoopUnsupported },
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2014-05-05 11:05:53 +02:00
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{AGESA_RUNFUNC_ONAP, agesa_RunFuncOnAp },
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2014-05-05 17:56:33 +02:00
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{AGESA_GNB_PCIE_SLOT_RESET, board_GnbPcieSlotReset },
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{AGESA_HOOKBEFORE_DRAM_INIT, board_BeforeDramInit },
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2014-05-04 16:07:45 +02:00
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{AGESA_HOOKBEFORE_DRAM_INIT_RECOVERY, agesa_NoopSuccess },
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{AGESA_HOOKBEFORE_DQS_TRAINING, agesa_NoopSuccess },
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{AGESA_HOOKBEFORE_EXIT_SELF_REF, agesa_NoopSuccess },
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2011-02-14 20:04:45 +01:00
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};
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2014-05-05 12:20:56 +02:00
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const int BiosCalloutsLen = ARRAY_SIZE(BiosCallouts);
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2011-02-14 20:04:45 +01:00
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/* Call the host environment interface to provide a user hook opportunity. */
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2015-07-30 20:16:37 +02:00
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static AGESA_STATUS board_BeforeDramInit (UINT32 Func, UINTN Data, VOID *ConfigPtr)
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2011-02-14 20:04:45 +01:00
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{
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2012-01-19 06:25:55 +01:00
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AGESA_STATUS Status;
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UINTN FcnData;
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MEM_DATA_STRUCT *MemData;
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UINT32 AcpiMmioAddr;
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UINT32 GpioMmioAddr;
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UINT8 Data8;
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UINT8 TempData8;
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FcnData = Data;
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MemData = ConfigPtr;
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Status = AGESA_SUCCESS;
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AcpiMmioAddr = AMD_SB_ACPI_MMIO_ADDR;
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2012-01-19 06:25:55 +01:00
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GpioMmioAddr = AcpiMmioAddr + GPIO_BASE;
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG178);
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Data8 &= ~BIT5;
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TempData8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG178);
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TempData8 &= 0x03;
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TempData8 |= Data8;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, TempData8);
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Data8 |= BIT2+BIT3;
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Data8 &= ~BIT4;
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TempData8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG178);
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2012-01-19 06:25:55 +01:00
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TempData8 &= 0x23;
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TempData8 |= Data8;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, TempData8);
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG179);
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Data8 &= ~BIT5;
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TempData8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG179);
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TempData8 &= 0x03;
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TempData8 |= Data8;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, TempData8);
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Data8 |= BIT2+BIT3;
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Data8 &= ~BIT4;
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TempData8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG179);
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TempData8 &= 0x23;
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TempData8 |= Data8;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, TempData8);
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2018-11-13 10:03:31 +01:00
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switch (MemData->ParameterListPtr->DDR3Voltage) {
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case VOLT1_35:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG178);
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Data8 &= ~(UINT8)BIT6;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, Data8);
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG179);
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Data8 |= (UINT8)BIT6;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, Data8);
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break;
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case VOLT1_25:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG178);
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Data8 &= ~(UINT8)BIT6;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, Data8);
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG179);
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Data8 &= ~(UINT8)BIT6;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, Data8);
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break;
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case VOLT1_5:
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default:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG178);
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Data8 |= (UINT8)BIT6;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, Data8);
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG179);
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Data8 &= ~(UINT8)BIT6;
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, Data8);
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2012-01-19 06:25:55 +01:00
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}
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return Status;
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2011-02-14 20:04:45 +01:00
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}
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2012-01-19 06:18:36 +01:00
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2011-02-14 20:04:45 +01:00
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/* PCIE slot reset control */
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2015-07-30 20:16:37 +02:00
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static AGESA_STATUS board_GnbPcieSlotReset (UINT32 Func, UINTN Data, VOID *ConfigPtr)
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2011-02-14 20:04:45 +01:00
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{
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2012-01-19 06:25:55 +01:00
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AGESA_STATUS Status;
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UINTN FcnData;
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PCIe_SLOT_RESET_INFO *ResetInfo;
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UINT32 GpioMmioAddr;
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UINT32 AcpiMmioAddr;
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UINT8 Data8;
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FcnData = Data;
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ResetInfo = ConfigPtr;
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AcpiMmioAddr = AMD_SB_ACPI_MMIO_ADDR;
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2012-01-19 06:25:55 +01:00
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GpioMmioAddr = AcpiMmioAddr + GPIO_BASE;
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Status = AGESA_UNSUPPORTED;
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switch (ResetInfo->ResetId) {
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case 4:
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switch (ResetInfo->ResetControl) {
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case AssertSlotReset:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG21);
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Data8 &= ~(UINT8)BIT6;
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/* MXM_GPIO0. GPIO21 */
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG21, Data8);
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Status = AGESA_SUCCESS;
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break;
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case DeassertSlotReset:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG21);
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Data8 |= BIT6;
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/* MXM_GPIO0. GPIO21 */
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG21, Data8);
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Status = AGESA_SUCCESS;
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break;
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}
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break;
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case 6:
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switch (ResetInfo->ResetControl) {
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case AssertSlotReset:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG25);
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Data8 &= ~(UINT8)BIT6;
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/* PCIE_RST#_LAN, GPIO25 */
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG25, Data8);
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Status = AGESA_SUCCESS;
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break;
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case DeassertSlotReset:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG25);
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Data8 |= BIT6;
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/* PCIE_RST#_LAN, GPIO25 */
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG25, Data8);
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Status = AGESA_SUCCESS;
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2012-01-19 06:25:55 +01:00
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break;
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}
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break;
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case 7:
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switch (ResetInfo->ResetControl) {
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case AssertSlotReset:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG02);
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Data8 &= ~(UINT8)BIT6;
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/* MPCIE_RST0, GPIO02 */
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG02, Data8);
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Status = AGESA_SUCCESS;
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break;
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case DeassertSlotReset:
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Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG02);
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Data8 |= BIT6;
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/* MPCIE_RST0, GPIO02 */
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Write64Mem8(GpioMmioAddr+SB_GPIO_REG02, Data8);
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Status = AGESA_SUCCESS;
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break;
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}
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break;
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2012-01-19 06:25:55 +01:00
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}
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return Status;
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2011-02-14 20:04:45 +01:00
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}
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