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cea2b4210d
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32953 3c298f89-4303-0410-b956-a3cf2f4a3e73
1306 lines
65 KiB
C
1306 lines
65 KiB
C
/******************************************************************************
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**
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** FILE NAME : ifxmips_pcie_reg.h
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** PROJECT : IFX UEIP for VRX200
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** MODULES : PCIe module
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**
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** DATE : 02 Mar 2009
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** AUTHOR : Lei Chuanhua
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** DESCRIPTION : PCIe Root Complex Driver
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** COPYRIGHT : Copyright (c) 2009
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** Infineon Technologies AG
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** Am Campeon 1-12, 85579 Neubiberg, Germany
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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** HISTORY
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** $Version $Date $Author $Comment
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** 0.0.1 17 Mar,2009 Lei Chuanhua Initial version
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*******************************************************************************/
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#ifndef IFXMIPS_PCIE_REG_H
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#define IFXMIPS_PCIE_REG_H
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#include <linux/version.h>
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#include <linux/types.h>
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#include <linux/pci.h>
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#include <linux/interrupt.h>
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/*!
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\file ifxmips_pcie_reg.h
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\ingroup IFX_PCIE
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\brief header file for PCIe module register definition
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*/
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/* PCIe Address Mapping Base */
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#define PCIE_CFG_PHY_BASE 0x1D000000UL
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#define PCIE_CFG_BASE (KSEG1 + PCIE_CFG_PHY_BASE)
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#define PCIE_CFG_SIZE (8 * 1024 * 1024)
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#define PCIE_MEM_PHY_BASE 0x1C000000UL
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#define PCIE_MEM_BASE (KSEG1 + PCIE_MEM_PHY_BASE)
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#define PCIE_MEM_SIZE (16 * 1024 * 1024)
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#define PCIE_MEM_PHY_END (PCIE_MEM_PHY_BASE + PCIE_MEM_SIZE - 1)
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#define PCIE_IO_PHY_BASE 0x1D800000UL
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#define PCIE_IO_BASE (KSEG1 + PCIE_IO_PHY_BASE)
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#define PCIE_IO_SIZE (1 * 1024 * 1024)
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#define PCIE_IO_PHY_END (PCIE_IO_PHY_BASE + PCIE_IO_SIZE - 1)
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#define PCIE_RC_CFG_BASE (KSEG1 + 0x1D900000)
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#define PCIE_APP_LOGIC_REG (KSEG1 + 0x1E100900)
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#define PCIE_MSI_PHY_BASE 0x1F600000UL
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#define PCIE_PDI_PHY_BASE 0x1F106800UL
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#define PCIE_PDI_BASE (KSEG1 + PCIE_PDI_PHY_BASE)
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#define PCIE_PDI_SIZE 0x400
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#define PCIE1_CFG_PHY_BASE 0x19000000UL
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#define PCIE1_CFG_BASE (KSEG1 + PCIE1_CFG_PHY_BASE)
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#define PCIE1_CFG_SIZE (8 * 1024 * 1024)
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#define PCIE1_MEM_PHY_BASE 0x18000000UL
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#define PCIE1_MEM_BASE (KSEG1 + PCIE1_MEM_PHY_BASE)
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#define PCIE1_MEM_SIZE (16 * 1024 * 1024)
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#define PCIE1_MEM_PHY_END (PCIE1_MEM_PHY_BASE + PCIE1_MEM_SIZE - 1)
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#define PCIE1_IO_PHY_BASE 0x19800000UL
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#define PCIE1_IO_BASE (KSEG1 + PCIE1_IO_PHY_BASE)
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#define PCIE1_IO_SIZE (1 * 1024 * 1024)
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#define PCIE1_IO_PHY_END (PCIE1_IO_PHY_BASE + PCIE1_IO_SIZE - 1)
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#define PCIE1_RC_CFG_BASE (KSEG1 + 0x19900000)
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#define PCIE1_APP_LOGIC_REG (KSEG1 + 0x1E100700)
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#define PCIE1_MSI_PHY_BASE 0x1F400000UL
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#define PCIE1_PDI_PHY_BASE 0x1F700400UL
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#define PCIE1_PDI_BASE (KSEG1 + PCIE1_PDI_PHY_BASE)
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#define PCIE1_PDI_SIZE 0x400
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#define PCIE_CFG_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_CFG_BASE) : (PCIE_CFG_BASE))
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#define PCIE_MEM_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_BASE) : (PCIE_MEM_BASE))
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#define PCIE_IO_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_BASE) : (PCIE_IO_BASE))
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#define PCIE_MEM_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_MEM_PHY_BASE) : (PCIE_MEM_PHY_BASE))
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#define PCIE_MEM_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_MEM_PHY_END) : (PCIE_MEM_PHY_END))
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#define PCIE_IO_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_IO_PHY_BASE) : (PCIE_IO_PHY_BASE))
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#define PCIE_IO_PHY_PORT_TO_END(X) ((X) > 0 ? (PCIE1_IO_PHY_END) : (PCIE_IO_PHY_END))
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#define PCIE_APP_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_APP_LOGIC_REG) : (PCIE_APP_LOGIC_REG))
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#define PCIE_RC_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_RC_CFG_BASE) : (PCIE_RC_CFG_BASE))
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#define PCIE_PHY_PORT_TO_BASE(X) ((X) > 0 ? (PCIE1_PDI_BASE) : (PCIE_PDI_BASE))
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/* PCIe Application Logic Register */
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/* RC Core Control Register */
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#define PCIE_RC_CCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x10)
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/* This should be enabled after initializing configuratin registers
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* Also should check link status retraining bit
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*/
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#define PCIE_RC_CCR_LTSSM_ENABLE 0x00000001 /* Enable LTSSM to continue link establishment */
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/* RC Core Debug Register */
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#define PCIE_RC_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x14)
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#define PCIE_RC_DR_DLL_UP 0x00000001 /* Data Link Layer Up */
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#define PCIE_RC_DR_CURRENT_POWER_STATE 0x0000000E /* Current Power State */
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#define PCIE_RC_DR_CURRENT_POWER_STATE_S 1
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#define PCIE_RC_DR_CURRENT_LTSSM_STATE 0x000001F0 /* Current LTSSM State */
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#define PCIE_RC_DR_CURRENT_LTSSM_STATE_S 4
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#define PCIE_RC_DR_PM_DEV_STATE 0x00000E00 /* Power Management D-State */
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#define PCIE_RC_DR_PM_DEV_STATE_S 9
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#define PCIE_RC_DR_PM_ENABLED 0x00001000 /* Power Management State from PMU */
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#define PCIE_RC_DR_PME_EVENT_ENABLED 0x00002000 /* Power Management Event Enable State */
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#define PCIE_RC_DR_AUX_POWER_ENABLED 0x00004000 /* Auxiliary Power Enable */
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/* Current Power State Definition */
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enum {
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PCIE_RC_DR_D0 = 0,
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PCIE_RC_DR_D1, /* Not supported */
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PCIE_RC_DR_D2, /* Not supported */
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PCIE_RC_DR_D3,
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PCIE_RC_DR_UN,
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};
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/* PHY Link Status Register */
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#define PCIE_PHY_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x18)
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#define PCIE_PHY_SR_PHY_LINK_UP 0x00000001 /* PHY Link Up/Down Indicator */
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/* Electromechanical Control Register */
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#define PCIE_EM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x1C)
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#define PCIE_EM_CR_CARD_IS_PRESENT 0x00000001 /* Card Presence Detect State */
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#define PCIE_EM_CR_MRL_OPEN 0x00000002 /* MRL Sensor State */
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#define PCIE_EM_CR_POWER_FAULT_SET 0x00000004 /* Power Fault Detected */
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#define PCIE_EM_CR_MRL_SENSOR_SET 0x00000008 /* MRL Sensor Changed */
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#define PCIE_EM_CR_PRESENT_DETECT_SET 0x00000010 /* Card Presense Detect Changed */
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#define PCIE_EM_CR_CMD_CPL_INT_SET 0x00000020 /* Command Complete Interrupt */
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#define PCIE_EM_CR_SYS_INTERLOCK_SET 0x00000040 /* System Electromechanical IterLock Engaged */
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#define PCIE_EM_CR_ATTENTION_BUTTON_SET 0x00000080 /* Attention Button Pressed */
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/* Interrupt Status Register */
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#define PCIE_IR_SR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x20)
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#define PCIE_IR_SR_PME_CAUSE_MSI 0x00000002 /* MSI caused by PME */
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#define PCIE_IR_SR_HP_PME_WAKE_GEN 0x00000004 /* Hotplug PME Wake Generation */
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#define PCIE_IR_SR_HP_MSI 0x00000008 /* Hotplug MSI */
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#define PCIE_IR_SR_AHB_LU_ERR 0x00000030 /* AHB Bridge Lookup Error Signals */
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#define PCIE_IR_SR_AHB_LU_ERR_S 4
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#define PCIE_IR_SR_INT_MSG_NUM 0x00003E00 /* Interrupt Message Number */
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#define PCIE_IR_SR_INT_MSG_NUM_S 9
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#define PCIE_IR_SR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */
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#define PCIE_IR_SR_AER_INT_MSG_NUM_S 27
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/* Message Control Register */
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#define PCIE_MSG_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x30)
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#define PCIE_MSG_CR_GEN_PME_TURN_OFF_MSG 0x00000001 /* Generate PME Turn Off Message */
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#define PCIE_MSG_CR_GEN_UNLOCK_MSG 0x00000002 /* Generate Unlock Message */
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#define PCIE_VDM_DR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x34)
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/* Vendor-Defined Message Requester ID Register */
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#define PCIE_VDM_RID(X) (PCIE_APP_PORT_TO_BASE (X) + 0x38)
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#define PCIE_VDM_RID_VENROR_MSG_REQ_ID 0x0000FFFF
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#define PCIE_VDM_RID_VDMRID_S 0
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/* ASPM Control Register */
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#define PCIE_ASPM_CR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x40)
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#define PCIE_ASPM_CR_HOT_RST 0x00000001 /* Hot Reset Request to the downstream device */
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#define PCIE_ASPM_CR_REQ_EXIT_L1 0x00000002 /* Request to Exit L1 */
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#define PCIE_ASPM_CR_REQ_ENTER_L1 0x00000004 /* Request to Enter L1 */
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/* Vendor Message DW0 Register */
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#define PCIE_VM_MSG_DW0(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x50)
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#define PCIE_VM_MSG_DW0_TYPE 0x0000001F /* Message type */
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#define PCIE_VM_MSG_DW0_TYPE_S 0
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#define PCIE_VM_MSG_DW0_FORMAT 0x00000060 /* Format */
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#define PCIE_VM_MSG_DW0_FORMAT_S 5
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#define PCIE_VM_MSG_DW0_TC 0x00007000 /* Traffic Class */
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#define PCIE_VM_MSG_DW0_TC_S 12
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#define PCIE_VM_MSG_DW0_ATTR 0x000C0000 /* Atrributes */
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#define PCIE_VM_MSG_DW0_ATTR_S 18
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#define PCIE_VM_MSG_DW0_EP_TLP 0x00100000 /* Poisoned TLP */
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#define PCIE_VM_MSG_DW0_TD 0x00200000 /* TLP Digest */
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#define PCIE_VM_MSG_DW0_LEN 0xFFC00000 /* Length */
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#define PCIE_VM_MSG_DW0_LEN_S 22
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/* Format Definition */
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enum {
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PCIE_VM_MSG_FORMAT_00 = 0, /* 3DW Hdr, no data*/
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PCIE_VM_MSG_FORMAT_01, /* 4DW Hdr, no data */
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PCIE_VM_MSG_FORMAT_10, /* 3DW Hdr, with data */
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PCIE_VM_MSG_FORMAT_11, /* 4DW Hdr, with data */
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};
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/* Traffic Class Definition */
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enum {
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PCIE_VM_MSG_TC0 = 0,
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PCIE_VM_MSG_TC1,
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PCIE_VM_MSG_TC2,
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PCIE_VM_MSG_TC3,
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PCIE_VM_MSG_TC4,
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PCIE_VM_MSG_TC5,
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PCIE_VM_MSG_TC6,
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PCIE_VM_MSG_TC7,
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};
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/* Attributes Definition */
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enum {
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PCIE_VM_MSG_ATTR_00 = 0, /* RO and No Snoop cleared */
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PCIE_VM_MSG_ATTR_01, /* RO cleared , No Snoop set */
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PCIE_VM_MSG_ATTR_10, /* RO set, No Snoop cleared*/
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PCIE_VM_MSG_ATTR_11, /* RO and No Snoop set */
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};
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/* Payload Size Definition */
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#define PCIE_VM_MSG_LEN_MIN 0
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#define PCIE_VM_MSG_LEN_MAX 1024
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/* Vendor Message DW1 Register */
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#define PCIE_VM_MSG_DW1(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x54)
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#define PCIE_VM_MSG_DW1_FUNC_NUM 0x00000070 /* Function Number */
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#define PCIE_VM_MSG_DW1_FUNC_NUM_S 8
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#define PCIE_VM_MSG_DW1_CODE 0x00FF0000 /* Message Code */
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#define PCIE_VM_MSG_DW1_CODE_S 16
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#define PCIE_VM_MSG_DW1_TAG 0xFF000000 /* Tag */
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#define PCIE_VM_MSG_DW1_TAG_S 24
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#define PCIE_VM_MSG_DW2(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x58)
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#define PCIE_VM_MSG_DW3(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x5C)
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/* Vendor Message Request Register */
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#define PCIE_VM_MSG_REQR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x60)
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#define PCIE_VM_MSG_REQR_REQ 0x00000001 /* Vendor Message Request */
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/* AHB Slave Side Band Control Register */
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#define PCIE_AHB_SSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x70)
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#define PCIE_AHB_SSB_REQ_BCM 0x00000001 /* Slave Reques BCM filed */
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#define PCIE_AHB_SSB_REQ_EP 0x00000002 /* Slave Reques EP filed */
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#define PCIE_AHB_SSB_REQ_TD 0x00000004 /* Slave Reques TD filed */
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#define PCIE_AHB_SSB_REQ_ATTR 0x00000018 /* Slave Reques Attribute number */
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#define PCIE_AHB_SSB_REQ_ATTR_S 3
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#define PCIE_AHB_SSB_REQ_TC 0x000000E0 /* Slave Request TC Field */
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#define PCIE_AHB_SSB_REQ_TC_S 5
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/* AHB Master SideBand Ctrl Register */
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#define PCIE_AHB_MSB(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x74)
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#define PCIE_AHB_MSB_RESP_ATTR 0x00000003 /* Master Response Attribute number */
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#define PCIE_AHB_MSB_RESP_ATTR_S 0
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#define PCIE_AHB_MSB_RESP_BAD_EOT 0x00000004 /* Master Response Badeot filed */
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#define PCIE_AHB_MSB_RESP_BCM 0x00000008 /* Master Response BCM filed */
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#define PCIE_AHB_MSB_RESP_EP 0x00000010 /* Master Response EP filed */
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#define PCIE_AHB_MSB_RESP_TD 0x00000020 /* Master Response TD filed */
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#define PCIE_AHB_MSB_RESP_FUN_NUM 0x000003C0 /* Master Response Function number */
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#define PCIE_AHB_MSB_RESP_FUN_NUM_S 6
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/* AHB Control Register, fixed bus enumeration exception */
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#define PCIE_AHB_CTRL(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0x78)
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#define PCIE_AHB_CTRL_BUS_ERROR_SUPPRESS 0x00000001
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/* Interrupt Enalbe Register */
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#define PCIE_IRNEN(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF4)
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#define PCIE_IRNCR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xF8)
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#define PCIE_IRNICR(X) (volatile u32*)(PCIE_APP_PORT_TO_BASE(X) + 0xFC)
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/* PCIe interrupt enable/control/capture register definition */
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#define PCIE_IRN_AER_REPORT 0x00000001 /* AER Interrupt */
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#define PCIE_IRN_AER_MSIX 0x00000002 /* Advanced Error MSI-X Interrupt */
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#define PCIE_IRN_PME 0x00000004 /* PME Interrupt */
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#define PCIE_IRN_HOTPLUG 0x00000008 /* Hotplug Interrupt */
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#define PCIE_IRN_RX_VDM_MSG 0x00000010 /* Vendor-Defined Message Interrupt */
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#define PCIE_IRN_RX_CORRECTABLE_ERR_MSG 0x00000020 /* Correctable Error Message Interrupt */
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#define PCIE_IRN_RX_NON_FATAL_ERR_MSG 0x00000040 /* Non-fatal Error Message */
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#define PCIE_IRN_RX_FATAL_ERR_MSG 0x00000080 /* Fatal Error Message */
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#define PCIE_IRN_RX_PME_MSG 0x00000100 /* PME Message Interrupt */
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#define PCIE_IRN_RX_PME_TURNOFF_ACK 0x00000200 /* PME Turnoff Ack Message Interrupt */
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#define PCIE_IRN_AHB_BR_FATAL_ERR 0x00000400 /* AHB Fatal Error Interrupt */
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#define PCIE_IRN_LINK_AUTO_BW_STATUS 0x00000800 /* Link Auto Bandwidth Status Interrupt */
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#define PCIE_IRN_BW_MGT 0x00001000 /* Bandwidth Managment Interrupt */
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#define PCIE_IRN_INTA 0x00002000 /* INTA */
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#define PCIE_IRN_INTB 0x00004000 /* INTB */
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#define PCIE_IRN_INTC 0x00008000 /* INTC */
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#define PCIE_IRN_INTD 0x00010000 /* INTD */
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#define PCIE_IRN_WAKEUP 0x00020000 /* Wake up Interrupt */
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#define PCIE_RC_CORE_COMBINED_INT (PCIE_IRN_AER_REPORT | PCIE_IRN_AER_MSIX | PCIE_IRN_PME | \
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PCIE_IRN_HOTPLUG | PCIE_IRN_RX_VDM_MSG | PCIE_IRN_RX_CORRECTABLE_ERR_MSG |\
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PCIE_IRN_RX_NON_FATAL_ERR_MSG | PCIE_IRN_RX_FATAL_ERR_MSG | \
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PCIE_IRN_RX_PME_MSG | PCIE_IRN_RX_PME_TURNOFF_ACK | PCIE_IRN_AHB_BR_FATAL_ERR | \
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PCIE_IRN_LINK_AUTO_BW_STATUS | PCIE_IRN_BW_MGT)
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/* PCIe RC Configuration Register */
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#define PCIE_VDID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x00)
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/* Bit definition from pci_reg.h */
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#define PCIE_PCICMDSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x04)
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#define PCIE_CCRID(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x08)
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#define PCIE_CLSLTHTBR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x0C) /* EP only */
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/* BAR0, BAR1,Only necessary if the bridges implements a device-specific register set or memory buffer */
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#define PCIE_BAR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10) /* Not used*/
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#define PCIE_BAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14) /* Not used */
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#define PCIE_BNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x18) /* Mandatory */
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/* Bus Number Register bits */
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#define PCIE_BNR_PRIMARY_BUS_NUM 0x000000FF
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#define PCIE_BNR_PRIMARY_BUS_NUM_S 0
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#define PCIE_PNR_SECONDARY_BUS_NUM 0x0000FF00
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#define PCIE_PNR_SECONDARY_BUS_NUM_S 8
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#define PCIE_PNR_SUB_BUS_NUM 0x00FF0000
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#define PCIE_PNR_SUB_BUS_NUM_S 16
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/* IO Base/Limit Register bits */
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#define PCIE_IOBLSECS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x1C) /* RC only */
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#define PCIE_IOBLSECS_32BIT_IO_ADDR 0x00000001
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#define PCIE_IOBLSECS_IO_BASE_ADDR 0x000000F0
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#define PCIE_IOBLSECS_IO_BASE_ADDR_S 4
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#define PCIE_IOBLSECS_32BIT_IOLIMT 0x00000100
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#define PCIE_IOBLSECS_IO_LIMIT_ADDR 0x0000F000
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#define PCIE_IOBLSECS_IO_LIMIT_ADDR_S 12
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/* Non-prefetchable Memory Base/Limit Register bit */
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#define PCIE_MBML(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x20) /* RC only */
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#define PCIE_MBML_MEM_BASE_ADDR 0x0000FFF0
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#define PCIE_MBML_MEM_BASE_ADDR_S 4
|
|
#define PCIE_MBML_MEM_LIMIT_ADDR 0xFFF00000
|
|
#define PCIE_MBML_MEM_LIMIT_ADDR_S 20
|
|
|
|
/* Prefetchable Memory Base/Limit Register bit */
|
|
#define PCIE_PMBL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x24) /* RC only */
|
|
#define PCIE_PMBL_64BIT_ADDR 0x00000001
|
|
#define PCIE_PMBL_UPPER_12BIT 0x0000FFF0
|
|
#define PCIE_PMBL_UPPER_12BIT_S 4
|
|
#define PCIE_PMBL_E64MA 0x00010000
|
|
#define PCIE_PMBL_END_ADDR 0xFFF00000
|
|
#define PCIE_PMBL_END_ADDR_S 20
|
|
#define PCIE_PMBU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x28) /* RC only */
|
|
#define PCIE_PMLU32(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x2C) /* RC only */
|
|
|
|
/* I/O Base/Limit Upper 16 bits register */
|
|
#define PCIE_IO_BANDL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x30) /* RC only */
|
|
#define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE 0x0000FFFF
|
|
#define PCIE_IO_BANDL_UPPER_16BIT_IO_BASE_S 0
|
|
#define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT 0xFFFF0000
|
|
#define PCIE_IO_BANDL_UPPER_16BIT_IO_LIMIT_S 16
|
|
|
|
#define PCIE_CPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x34)
|
|
#define PCIE_EBBAR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x38)
|
|
|
|
/* Interrupt and Secondary Bridge Control Register */
|
|
#define PCIE_INTRBCTRL(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x3C)
|
|
|
|
#define PCIE_INTRBCTRL_INT_LINE 0x000000FF
|
|
#define PCIE_INTRBCTRL_INT_LINE_S 0
|
|
#define PCIE_INTRBCTRL_INT_PIN 0x0000FF00
|
|
#define PCIE_INTRBCTRL_INT_PIN_S 8
|
|
#define PCIE_INTRBCTRL_PARITY_ERR_RESP_ENABLE 0x00010000 /* #PERR */
|
|
#define PCIE_INTRBCTRL_SERR_ENABLE 0x00020000 /* #SERR */
|
|
#define PCIE_INTRBCTRL_ISA_ENABLE 0x00040000 /* ISA enable, IO 64KB only */
|
|
#define PCIE_INTRBCTRL_VGA_ENABLE 0x00080000 /* VGA enable */
|
|
#define PCIE_INTRBCTRL_VGA_16BIT_DECODE 0x00100000 /* VGA 16bit decode */
|
|
#define PCIE_INTRBCTRL_RST_SECONDARY_BUS 0x00400000 /* Secondary bus rest, hot rest, 1ms */
|
|
/* Others are read only */
|
|
enum {
|
|
PCIE_INTRBCTRL_INT_NON = 0,
|
|
PCIE_INTRBCTRL_INTA,
|
|
PCIE_INTRBCTRL_INTB,
|
|
PCIE_INTRBCTRL_INTC,
|
|
PCIE_INTRBCTRL_INTD,
|
|
};
|
|
|
|
#define PCIE_PM_CAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x40)
|
|
|
|
/* Power Management Control and Status Register */
|
|
#define PCIE_PM_CSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x44)
|
|
|
|
#define PCIE_PM_CSR_POWER_STATE 0x00000003 /* Power State */
|
|
#define PCIE_PM_CSR_POWER_STATE_S 0
|
|
#define PCIE_PM_CSR_SW_RST 0x00000008 /* Soft Reset Enabled */
|
|
#define PCIE_PM_CSR_PME_ENABLE 0x00000100 /* PME Enable */
|
|
#define PCIE_PM_CSR_PME_STATUS 0x00008000 /* PME status */
|
|
|
|
/* MSI Capability Register for EP */
|
|
#define PCIE_MCAPR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x50)
|
|
|
|
#define PCIE_MCAPR_MSI_CAP_ID 0x000000FF /* MSI Capability ID */
|
|
#define PCIE_MCAPR_MSI_CAP_ID_S 0
|
|
#define PCIE_MCAPR_MSI_NEXT_CAP_PTR 0x0000FF00 /* Next Capability Pointer */
|
|
#define PCIE_MCAPR_MSI_NEXT_CAP_PTR_S 8
|
|
#define PCIE_MCAPR_MSI_ENABLE 0x00010000 /* MSI Enable */
|
|
#define PCIE_MCAPR_MULTI_MSG_CAP 0x000E0000 /* Multiple Message Capable */
|
|
#define PCIE_MCAPR_MULTI_MSG_CAP_S 17
|
|
#define PCIE_MCAPR_MULTI_MSG_ENABLE 0x00700000 /* Multiple Message Enable */
|
|
#define PCIE_MCAPR_MULTI_MSG_ENABLE_S 20
|
|
#define PCIE_MCAPR_ADDR64_CAP 0X00800000 /* 64-bit Address Capable */
|
|
|
|
/* MSI Message Address Register */
|
|
#define PCIE_MA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x54)
|
|
|
|
#define PCIE_MA_ADDR_MASK 0xFFFFFFFC /* Message Address */
|
|
|
|
/* MSI Message Upper Address Register */
|
|
#define PCIE_MUA(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x58)
|
|
|
|
/* MSI Message Data Register */
|
|
#define PCIE_MD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x5C)
|
|
|
|
#define PCIE_MD_DATA 0x0000FFFF /* Message Data */
|
|
#define PCIE_MD_DATA_S 0
|
|
|
|
/* PCI Express Capability Register */
|
|
#define PCIE_XCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70)
|
|
|
|
#define PCIE_XCAP_ID 0x000000FF /* PCI Express Capability ID */
|
|
#define PCIE_XCAP_ID_S 0
|
|
#define PCIE_XCAP_NEXT_CAP 0x0000FF00 /* Next Capability Pointer */
|
|
#define PCIE_XCAP_NEXT_CAP_S 8
|
|
#define PCIE_XCAP_VER 0x000F0000 /* PCI Express Capability Version */
|
|
#define PCIE_XCAP_VER_S 16
|
|
#define PCIE_XCAP_DEV_PORT_TYPE 0x00F00000 /* Device Port Type */
|
|
#define PCIE_XCAP_DEV_PORT_TYPE_S 20
|
|
#define PCIE_XCAP_SLOT_IMPLEMENTED 0x01000000 /* Slot Implemented */
|
|
#define PCIE_XCAP_MSG_INT_NUM 0x3E000000 /* Interrupt Message Number */
|
|
#define PCIE_XCAP_MSG_INT_NUM_S 25
|
|
|
|
/* Device Capability Register */
|
|
#define PCIE_DCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74)
|
|
|
|
#define PCIE_DCAP_MAX_PAYLOAD_SIZE 0x00000007 /* Max Payload size */
|
|
#define PCIE_DCAP_MAX_PAYLOAD_SIZE_S 0
|
|
#define PCIE_DCAP_PHANTOM_FUNC 0x00000018 /* Phanton Function, not supported */
|
|
#define PCIE_DCAP_PHANTOM_FUNC_S 3
|
|
#define PCIE_DCAP_EXT_TAG 0x00000020 /* Extended Tag Field */
|
|
#define PCIE_DCAP_EP_L0S_LATENCY 0x000001C0 /* EP L0s latency only */
|
|
#define PCIE_DCAP_EP_L0S_LATENCY_S 6
|
|
#define PCIE_DCAP_EP_L1_LATENCY 0x00000E00 /* EP L1 latency only */
|
|
#define PCIE_DCAP_EP_L1_LATENCY_S 9
|
|
#define PCIE_DCAP_ROLE_BASE_ERR_REPORT 0x00008000 /* Role Based ERR */
|
|
|
|
/* Maximum payload size supported */
|
|
enum {
|
|
PCIE_MAX_PAYLOAD_128 = 0,
|
|
PCIE_MAX_PAYLOAD_256,
|
|
PCIE_MAX_PAYLOAD_512,
|
|
PCIE_MAX_PAYLOAD_1024,
|
|
PCIE_MAX_PAYLOAD_2048,
|
|
PCIE_MAX_PAYLOAD_4096,
|
|
};
|
|
|
|
/* Device Control and Status Register */
|
|
#define PCIE_DCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x78)
|
|
|
|
#define PCIE_DCTLSTS_CORRECTABLE_ERR_EN 0x00000001 /* COR-ERR */
|
|
#define PCIE_DCTLSTS_NONFATAL_ERR_EN 0x00000002 /* Non-fatal ERR */
|
|
#define PCIE_DCTLSTS_FATAL_ERR_EN 0x00000004 /* Fatal ERR */
|
|
#define PCIE_DCTLSYS_UR_REQ_EN 0x00000008 /* UR ERR */
|
|
#define PCIE_DCTLSTS_RELAXED_ORDERING_EN 0x00000010 /* Enable relaxing ordering */
|
|
#define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE 0x000000E0 /* Max payload mask */
|
|
#define PCIE_DCTLSTS_MAX_PAYLOAD_SIZE_S 5
|
|
#define PCIE_DCTLSTS_EXT_TAG_EN 0x00000100 /* Extended tag field */
|
|
#define PCIE_DCTLSTS_PHANTOM_FUNC_EN 0x00000200 /* Phantom Function Enable */
|
|
#define PCIE_DCTLSTS_AUX_PM_EN 0x00000400 /* AUX Power PM Enable */
|
|
#define PCIE_DCTLSTS_NO_SNOOP_EN 0x00000800 /* Enable no snoop, except root port*/
|
|
#define PCIE_DCTLSTS_MAX_READ_SIZE 0x00007000 /* Max Read Request size*/
|
|
#define PCIE_DCTLSTS_MAX_READ_SIZE_S 12
|
|
#define PCIE_DCTLSTS_CORRECTABLE_ERR 0x00010000 /* COR-ERR Detected */
|
|
#define PCIE_DCTLSTS_NONFATAL_ERR 0x00020000 /* Non-Fatal ERR Detected */
|
|
#define PCIE_DCTLSTS_FATAL_ER 0x00040000 /* Fatal ERR Detected */
|
|
#define PCIE_DCTLSTS_UNSUPPORTED_REQ 0x00080000 /* UR Detected */
|
|
#define PCIE_DCTLSTS_AUX_POWER 0x00100000 /* Aux Power Detected */
|
|
#define PCIE_DCTLSTS_TRANSACT_PENDING 0x00200000 /* Transaction pending */
|
|
|
|
#define PCIE_DCTLSTS_ERR_EN (PCIE_DCTLSTS_CORRECTABLE_ERR_EN | \
|
|
PCIE_DCTLSTS_NONFATAL_ERR_EN | PCIE_DCTLSTS_FATAL_ERR_EN | \
|
|
PCIE_DCTLSYS_UR_REQ_EN)
|
|
|
|
/* Link Capability Register */
|
|
#define PCIE_LCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7C)
|
|
#define PCIE_LCAP_MAX_LINK_SPEED 0x0000000F /* Max link speed, 0x1 by default */
|
|
#define PCIE_LCAP_MAX_LINK_SPEED_S 0
|
|
#define PCIE_LCAP_MAX_LENGTH_WIDTH 0x000003F0 /* Maxium Length Width */
|
|
#define PCIE_LCAP_MAX_LENGTH_WIDTH_S 4
|
|
#define PCIE_LCAP_ASPM_LEVEL 0x00000C00 /* Active State Link PM Support */
|
|
#define PCIE_LCAP_ASPM_LEVEL_S 10
|
|
#define PCIE_LCAP_L0S_EIXT_LATENCY 0x00007000 /* L0s Exit Latency */
|
|
#define PCIE_LCAP_L0S_EIXT_LATENCY_S 12
|
|
#define PCIE_LCAP_L1_EXIT_LATENCY 0x00038000 /* L1 Exit Latency */
|
|
#define PCIE_LCAP_L1_EXIT_LATENCY_S 15
|
|
#define PCIE_LCAP_CLK_PM 0x00040000 /* Clock Power Management */
|
|
#define PCIE_LCAP_SDER 0x00080000 /* Surprise Down Error Reporting */
|
|
#define PCIE_LCAP_DLL_ACTIVE_REPROT 0x00100000 /* Data Link Layer Active Reporting Capable */
|
|
#define PCIE_LCAP_PORT_NUM 0xFF0000000 /* Port number */
|
|
#define PCIE_LCAP_PORT_NUM_S 24
|
|
|
|
/* Maximum Length width definition */
|
|
#define PCIE_MAX_LENGTH_WIDTH_RES 0x00
|
|
#define PCIE_MAX_LENGTH_WIDTH_X1 0x01 /* Default */
|
|
#define PCIE_MAX_LENGTH_WIDTH_X2 0x02
|
|
#define PCIE_MAX_LENGTH_WIDTH_X4 0x04
|
|
#define PCIE_MAX_LENGTH_WIDTH_X8 0x08
|
|
#define PCIE_MAX_LENGTH_WIDTH_X12 0x0C
|
|
#define PCIE_MAX_LENGTH_WIDTH_X16 0x10
|
|
#define PCIE_MAX_LENGTH_WIDTH_X32 0x20
|
|
|
|
/* Active State Link PM definition */
|
|
enum {
|
|
PCIE_ASPM_RES0 = 0,
|
|
PCIE_ASPM_L0S_ENTRY_SUPPORT, /* L0s */
|
|
PCIE_ASPM_RES1,
|
|
PCIE_ASPM_L0S_L1_ENTRY_SUPPORT, /* L0s and L1, default */
|
|
};
|
|
|
|
/* L0s Exit Latency definition */
|
|
enum {
|
|
PCIE_L0S_EIXT_LATENCY_L64NS = 0, /* < 64 ns */
|
|
PCIE_L0S_EIXT_LATENCY_B64A128, /* > 64 ns < 128 ns */
|
|
PCIE_L0S_EIXT_LATENCY_B128A256, /* > 128 ns < 256 ns */
|
|
PCIE_L0S_EIXT_LATENCY_B256A512, /* > 256 ns < 512 ns */
|
|
PCIE_L0S_EIXT_LATENCY_B512TO1U, /* > 512 ns < 1 us */
|
|
PCIE_L0S_EIXT_LATENCY_B1A2U, /* > 1 us < 2 us */
|
|
PCIE_L0S_EIXT_LATENCY_B2A4U, /* > 2 us < 4 us */
|
|
PCIE_L0S_EIXT_LATENCY_M4US, /* > 4 us */
|
|
};
|
|
|
|
/* L1 Exit Latency definition */
|
|
enum {
|
|
PCIE_L1_EXIT_LATENCY_L1US = 0, /* < 1 us */
|
|
PCIE_L1_EXIT_LATENCY_B1A2, /* > 1 us < 2 us */
|
|
PCIE_L1_EXIT_LATENCY_B2A4, /* > 2 us < 4 us */
|
|
PCIE_L1_EXIT_LATENCY_B4A8, /* > 4 us < 8 us */
|
|
PCIE_L1_EXIT_LATENCY_B8A16, /* > 8 us < 16 us */
|
|
PCIE_L1_EXIT_LATENCY_B16A32, /* > 16 us < 32 us */
|
|
PCIE_L1_EXIT_LATENCY_B32A64, /* > 32 us < 64 us */
|
|
PCIE_L1_EXIT_LATENCY_M64US, /* > 64 us */
|
|
};
|
|
|
|
/* Link Control and Status Register */
|
|
#define PCIE_LCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x80)
|
|
#define PCIE_LCTLSTS_ASPM_ENABLE 0x00000003 /* Active State Link PM Control */
|
|
#define PCIE_LCTLSTS_ASPM_ENABLE_S 0
|
|
#define PCIE_LCTLSTS_RCB128 0x00000008 /* Read Completion Boundary 128*/
|
|
#define PCIE_LCTLSTS_LINK_DISABLE 0x00000010 /* Link Disable */
|
|
#define PCIE_LCTLSTS_RETRIAN_LINK 0x00000020 /* Retrain Link */
|
|
#define PCIE_LCTLSTS_COM_CLK_CFG 0x00000040 /* Common Clock Configuration */
|
|
#define PCIE_LCTLSTS_EXT_SYNC 0x00000080 /* Extended Synch */
|
|
#define PCIE_LCTLSTS_CLK_PM_EN 0x00000100 /* Enable Clock Powerm Management */
|
|
#define PCIE_LCTLSTS_LINK_SPEED 0x000F0000 /* Link Speed */
|
|
#define PCIE_LCTLSTS_LINK_SPEED_S 16
|
|
#define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH 0x03F00000 /* Negotiated Link Width */
|
|
#define PCIE_LCTLSTS_NEGOTIATED_LINK_WIDTH_S 20
|
|
#define PCIE_LCTLSTS_RETRAIN_PENDING 0x08000000 /* Link training is ongoing */
|
|
#define PCIE_LCTLSTS_SLOT_CLK_CFG 0x10000000 /* Slot Clock Configuration */
|
|
#define PCIE_LCTLSTS_DLL_ACTIVE 0x20000000 /* Data Link Layer Active */
|
|
|
|
/* Slot Capabilities Register */
|
|
#define PCIE_SLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x84)
|
|
|
|
/* Slot Capabilities */
|
|
#define PCIE_SLCTLSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x88)
|
|
|
|
/* Root Control and Capability Register */
|
|
#define PCIE_RCTLCAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x8C)
|
|
#define PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR 0x00000001 /* #SERR on COR-ERR */
|
|
#define PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR 0x00000002 /* #SERR on Non-Fatal ERR */
|
|
#define PCIE_RCTLCAP_SERR_ON_FATAL_ERR 0x00000004 /* #SERR on Fatal ERR */
|
|
#define PCIE_RCTLCAP_PME_INT_EN 0x00000008 /* PME Interrupt Enable */
|
|
#define PCIE_RCTLCAP_SERR_ENABLE (PCIE_RCTLCAP_SERR_ON_CORRECTABLE_ERR | \
|
|
PCIE_RCTLCAP_SERR_ON_NONFATAL_ERR | PCIE_RCTLCAP_SERR_ON_FATAL_ERR)
|
|
/* Root Status Register */
|
|
#define PCIE_RSTS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x90)
|
|
#define PCIE_RSTS_PME_REQ_ID 0x0000FFFF /* PME Request ID */
|
|
#define PCIE_RSTS_PME_REQ_ID_S 0
|
|
#define PCIE_RSTS_PME_STATUS 0x00010000 /* PME Status */
|
|
#define PCIE_RSTS_PME_PENDING 0x00020000 /* PME Pending */
|
|
|
|
/* PCI Express Enhanced Capability Header */
|
|
#define PCIE_ENHANCED_CAP(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x100)
|
|
#define PCIE_ENHANCED_CAP_ID 0x0000FFFF /* PCI Express Extended Capability ID */
|
|
#define PCIE_ENHANCED_CAP_ID_S 0
|
|
#define PCIE_ENHANCED_CAP_VER 0x000F0000 /* Capability Version */
|
|
#define PCIE_ENHANCED_CAP_VER_S 16
|
|
#define PCIE_ENHANCED_CAP_NEXT_OFFSET 0xFFF00000 /* Next Capability Offset */
|
|
#define PCIE_ENHANCED_CAP_NEXT_OFFSET_S 20
|
|
|
|
/* Uncorrectable Error Status Register */
|
|
#define PCIE_UES_R(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x104)
|
|
#define PCIE_DATA_LINK_PROTOCOL_ERR 0x00000010 /* Data Link Protocol Error Status */
|
|
#define PCIE_SURPRISE_DOWN_ERROR 0x00000020 /* Surprise Down Error Status */
|
|
#define PCIE_POISONED_TLP 0x00001000 /* Poisoned TLP Status */
|
|
#define PCIE_FC_PROTOCOL_ERR 0x00002000 /* Flow Control Protocol Error Status */
|
|
#define PCIE_COMPLETION_TIMEOUT 0x00004000 /* Completion Timeout Status */
|
|
#define PCIE_COMPLETOR_ABORT 0x00008000 /* Completer Abort Error */
|
|
#define PCIE_UNEXPECTED_COMPLETION 0x00010000 /* Unexpected Completion Status */
|
|
#define PCIE_RECEIVER_OVERFLOW 0x00020000 /* Receive Overflow Status */
|
|
#define PCIE_MALFORNED_TLP 0x00040000 /* Malformed TLP Stauts */
|
|
#define PCIE_ECRC_ERR 0x00080000 /* ECRC Error Stauts */
|
|
#define PCIE_UR_REQ 0x00100000 /* Unsupported Request Error Status */
|
|
#define PCIE_ALL_UNCORRECTABLE_ERR (PCIE_DATA_LINK_PROTOCOL_ERR | PCIE_SURPRISE_DOWN_ERROR | \
|
|
PCIE_POISONED_TLP | PCIE_FC_PROTOCOL_ERR | PCIE_COMPLETION_TIMEOUT | \
|
|
PCIE_COMPLETOR_ABORT | PCIE_UNEXPECTED_COMPLETION | PCIE_RECEIVER_OVERFLOW |\
|
|
PCIE_MALFORNED_TLP | PCIE_ECRC_ERR | PCIE_UR_REQ)
|
|
|
|
/* Uncorrectable Error Mask Register, Mask means no report */
|
|
#define PCIE_UEMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x108)
|
|
|
|
/* Uncorrectable Error Severity Register */
|
|
#define PCIE_UESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x10C)
|
|
|
|
/* Correctable Error Status Register */
|
|
#define PCIE_CESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x110)
|
|
#define PCIE_RX_ERR 0x00000001 /* Receive Error Status */
|
|
#define PCIE_BAD_TLP 0x00000040 /* Bad TLP Status */
|
|
#define PCIE_BAD_DLLP 0x00000080 /* Bad DLLP Status */
|
|
#define PCIE_REPLAY_NUM_ROLLOVER 0x00000100 /* Replay Number Rollover Status */
|
|
#define PCIE_REPLAY_TIMER_TIMEOUT_ERR 0x00001000 /* Reply Timer Timeout Status */
|
|
#define PCIE_ADVISORY_NONFTAL_ERR 0x00002000 /* Advisory Non-Fatal Error Status */
|
|
#define PCIE_CORRECTABLE_ERR (PCIE_RX_ERR | PCIE_BAD_TLP | PCIE_BAD_DLLP | PCIE_REPLAY_NUM_ROLLOVER |\
|
|
PCIE_REPLAY_TIMER_TIMEOUT_ERR | PCIE_ADVISORY_NONFTAL_ERR)
|
|
|
|
/* Correctable Error Mask Register */
|
|
#define PCIE_CEMR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x114)
|
|
|
|
/* Advanced Error Capabilities and Control Register */
|
|
#define PCIE_AECCR(X) (volatile u32*)(PCIE_RC_CFG_BASE + 0x118)
|
|
#define PCIE_AECCR_FIRST_ERR_PTR 0x0000001F /* First Error Pointer */
|
|
#define PCIE_AECCR_FIRST_ERR_PTR_S 0
|
|
#define PCIE_AECCR_ECRC_GEN_CAP 0x00000020 /* ECRC Generation Capable */
|
|
#define PCIE_AECCR_ECRC_GEN_EN 0x00000040 /* ECRC Generation Enable */
|
|
#define PCIE_AECCR_ECRC_CHECK_CAP 0x00000080 /* ECRC Check Capable */
|
|
#define PCIE_AECCR_ECRC_CHECK_EN 0x00000100 /* ECRC Check Enable */
|
|
|
|
/* Header Log Register 1 */
|
|
#define PCIE_HLR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x11C)
|
|
|
|
/* Header Log Register 2 */
|
|
#define PCIE_HLR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x120)
|
|
|
|
/* Header Log Register 3 */
|
|
#define PCIE_HLR3(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x124)
|
|
|
|
/* Header Log Register 4 */
|
|
#define PCIE_HLR4(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x128)
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|
|
|
/* Root Error Command Register */
|
|
#define PCIE_RECR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x12C)
|
|
#define PCIE_RECR_CORRECTABLE_ERR_REPORT_EN 0x00000001 /* COR-ERR */
|
|
#define PCIE_RECR_NONFATAL_ERR_REPORT_EN 0x00000002 /* Non-Fatal ERR */
|
|
#define PCIE_RECR_FATAL_ERR_REPORT_EN 0x00000004 /* Fatal ERR */
|
|
#define PCIE_RECR_ERR_REPORT_EN (PCIE_RECR_CORRECTABLE_ERR_REPORT_EN | \
|
|
PCIE_RECR_NONFATAL_ERR_REPORT_EN | PCIE_RECR_FATAL_ERR_REPORT_EN)
|
|
|
|
/* Root Error Status Register */
|
|
#define PCIE_RESR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x130)
|
|
#define PCIE_RESR_CORRECTABLE_ERR 0x00000001 /* COR-ERR Receveid */
|
|
#define PCIE_RESR_MULTI_CORRECTABLE_ERR 0x00000002 /* Multiple COR-ERR Received */
|
|
#define PCIE_RESR_FATAL_NOFATAL_ERR 0x00000004 /* ERR Fatal/Non-Fatal Received */
|
|
#define PCIE_RESR_MULTI_FATAL_NOFATAL_ERR 0x00000008 /* Multiple ERR Fatal/Non-Fatal Received */
|
|
#define PCIE_RESR_FIRST_UNCORRECTABLE_FATAL_ERR 0x00000010 /* First UN-COR Fatal */
|
|
#define PCIR_RESR_NON_FATAL_ERR 0x00000020 /* Non-Fatal Error Message Received */
|
|
#define PCIE_RESR_FATAL_ERR 0x00000040 /* Fatal Message Received */
|
|
#define PCIE_RESR_AER_INT_MSG_NUM 0xF8000000 /* Advanced Error Interrupt Message Number */
|
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#define PCIE_RESR_AER_INT_MSG_NUM_S 27
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|
|
|
/* Error Source Indentification Register */
|
|
#define PCIE_ESIR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x134)
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#define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID 0x0000FFFF
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#define PCIE_ESIR_CORRECTABLE_ERR_SRC_ID_S 0
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#define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID 0xFFFF0000
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|
#define PCIE_ESIR_FATAL_NON_FATAL_SRC_ID_S 16
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|
|
/* VC Enhanced Capability Header */
|
|
#define PCIE_VC_ECH(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x140)
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|
|
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/* Port VC Capability Register */
|
|
#define PCIE_PVC1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x144)
|
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#define PCIE_PVC1_EXT_VC_CNT 0x00000007 /* Extended VC Count */
|
|
#define PCIE_PVC1_EXT_VC_CNT_S 0
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#define PCIE_PVC1_LOW_PRI_EXT_VC_CNT 0x00000070 /* Low Priority Extended VC Count */
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|
#define PCIE_PVC1_LOW_PRI_EXT_VC_CNT_S 4
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#define PCIE_PVC1_REF_CLK 0x00000300 /* Reference Clock */
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#define PCIE_PVC1_REF_CLK_S 8
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#define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE 0x00000C00 /* Port Arbitration Table Entry Size */
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#define PCIE_PVC1_PORT_ARB_TAB_ENTRY_SIZE_S 10
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|
|
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/* Extended Virtual Channel Count Defintion */
|
|
#define PCIE_EXT_VC_CNT_MIN 0
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|
#define PCIE_EXT_VC_CNT_MAX 7
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|
|
|
/* Port Arbitration Table Entry Size Definition */
|
|
enum {
|
|
PCIE_PORT_ARB_TAB_ENTRY_SIZE_S1BIT = 0,
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|
PCIE_PORT_ARB_TAB_ENTRY_SIZE_S2BIT,
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|
PCIE_PORT_ARB_TAB_ENTRY_SIZE_S4BIT,
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PCIE_PORT_ARB_TAB_ENTRY_SIZE_S8BIT,
|
|
};
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|
|
|
/* Port VC Capability Register 2 */
|
|
#define PCIE_PVC2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x148)
|
|
#define PCIE_PVC2_VC_ARB_16P_FIXED_WRR 0x00000001 /* HW Fixed arbitration, 16 phase WRR */
|
|
#define PCIE_PVC2_VC_ARB_32P_WRR 0x00000002 /* 32 phase WRR */
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|
#define PCIE_PVC2_VC_ARB_64P_WRR 0x00000004 /* 64 phase WRR */
|
|
#define PCIE_PVC2_VC_ARB_128P_WRR 0x00000008 /* 128 phase WRR */
|
|
#define PCIE_PVC2_VC_ARB_WRR 0x0000000F
|
|
#define PCIE_PVC2_VC_ARB_TAB_OFFSET 0xFF000000 /* VC arbitration table offset, not support */
|
|
#define PCIE_PVC2_VC_ARB_TAB_OFFSET_S 24
|
|
|
|
/* Port VC Control and Status Register */
|
|
#define PCIE_PVCCRSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x14C)
|
|
#define PCIE_PVCCRSR_LOAD_VC_ARB_TAB 0x00000001 /* Load VC Arbitration Table */
|
|
#define PCIE_PVCCRSR_VC_ARB_SEL 0x0000000E /* VC Arbitration Select */
|
|
#define PCIE_PVCCRSR_VC_ARB_SEL_S 1
|
|
#define PCIE_PVCCRSR_VC_ARB_TAB_STATUS 0x00010000 /* Arbitration Status */
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|
|
|
/* VC0 Resource Capability Register */
|
|
#define PCIE_VC0_RC(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x150)
|
|
#define PCIE_VC0_RC_PORT_ARB_HW_FIXED 0x00000001 /* HW Fixed arbitration */
|
|
#define PCIE_VC0_RC_PORT_ARB_32P_WRR 0x00000002 /* 32 phase WRR */
|
|
#define PCIE_VC0_RC_PORT_ARB_64P_WRR 0x00000004 /* 64 phase WRR */
|
|
#define PCIE_VC0_RC_PORT_ARB_128P_WRR 0x00000008 /* 128 phase WRR */
|
|
#define PCIE_VC0_RC_PORT_ARB_TM_128P_WRR 0x00000010 /* Time-based 128 phase WRR */
|
|
#define PCIE_VC0_RC_PORT_ARB_TM_256P_WRR 0x00000020 /* Time-based 256 phase WRR */
|
|
#define PCIE_VC0_RC_PORT_ARB (PCIE_VC0_RC_PORT_ARB_HW_FIXED | PCIE_VC0_RC_PORT_ARB_32P_WRR |\
|
|
PCIE_VC0_RC_PORT_ARB_64P_WRR | PCIE_VC0_RC_PORT_ARB_128P_WRR | \
|
|
PCIE_VC0_RC_PORT_ARB_TM_128P_WRR | PCIE_VC0_RC_PORT_ARB_TM_256P_WRR)
|
|
|
|
#define PCIE_VC0_RC_REJECT_SNOOP 0x00008000 /* Reject Snoop Transactioin */
|
|
#define PCIE_VC0_RC_MAX_TIMESLOTS 0x007F0000 /* Maximum time Slots */
|
|
#define PCIE_VC0_RC_MAX_TIMESLOTS_S 16
|
|
#define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET 0xFF000000 /* Port Arbitration Table Offset */
|
|
#define PCIE_VC0_RC_PORT_ARB_TAB_OFFSET_S 24
|
|
|
|
/* VC0 Resource Control Register */
|
|
#define PCIE_VC0_RC0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x154)
|
|
#define PCIE_VC0_RC0_TVM0 0x00000001 /* TC0 and VC0 */
|
|
#define PCIE_VC0_RC0_TVM1 0x00000002 /* TC1 and VC1 */
|
|
#define PCIE_VC0_RC0_TVM2 0x00000004 /* TC2 and VC2 */
|
|
#define PCIE_VC0_RC0_TVM3 0x00000008 /* TC3 and VC3 */
|
|
#define PCIE_VC0_RC0_TVM4 0x00000010 /* TC4 and VC4 */
|
|
#define PCIE_VC0_RC0_TVM5 0x00000020 /* TC5 and VC5 */
|
|
#define PCIE_VC0_RC0_TVM6 0x00000040 /* TC6 and VC6 */
|
|
#define PCIE_VC0_RC0_TVM7 0x00000080 /* TC7 and VC7 */
|
|
#define PCIE_VC0_RC0_TC_VC 0x000000FF /* TC/VC mask */
|
|
|
|
#define PCIE_VC0_RC0_LOAD_PORT_ARB_TAB 0x00010000 /* Load Port Arbitration Table */
|
|
#define PCIE_VC0_RC0_PORT_ARB_SEL 0x000E0000 /* Port Arbitration Select */
|
|
#define PCIE_VC0_RC0_PORT_ARB_SEL_S 17
|
|
#define PCIE_VC0_RC0_VC_ID 0x07000000 /* VC ID */
|
|
#define PCIE_VC0_RC0_VC_ID_S 24
|
|
#define PCIE_VC0_RC0_VC_EN 0x80000000 /* VC Enable */
|
|
|
|
/* VC0 Resource Status Register */
|
|
#define PCIE_VC0_RSR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x158)
|
|
#define PCIE_VC0_RSR0_PORT_ARB_TAB_STATUS 0x00010000 /* Port Arbitration Table Status,not used */
|
|
#define PCIE_VC0_RSR0_VC_NEG_PENDING 0x00020000 /* VC Negotiation Pending */
|
|
|
|
/* Ack Latency Timer and Replay Timer Register */
|
|
#define PCIE_ALTRT(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x700)
|
|
#define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT 0x0000FFFF /* Round Trip Latency Time Limit */
|
|
#define PCIE_ALTRT_ROUND_TRIP_LATENCY_LIMIT_S 0
|
|
#define PCIE_ALTRT_REPLAY_TIME_LIMIT 0xFFFF0000 /* Replay Time Limit */
|
|
#define PCIE_ALTRT_REPLAY_TIME_LIMIT_S 16
|
|
|
|
/* Other Message Register */
|
|
#define PCIE_OMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x704)
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|
|
|
/* Port Force Link Register */
|
|
#define PCIE_PFLR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x708)
|
|
#define PCIE_PFLR_LINK_NUM 0x000000FF /* Link Number */
|
|
#define PCIE_PFLR_LINK_NUM_S 0
|
|
#define PCIE_PFLR_FORCE_LINK 0x00008000 /* Force link */
|
|
#define PCIE_PFLR_LINK_STATE 0x003F0000 /* Link State */
|
|
#define PCIE_PFLR_LINK_STATE_S 16
|
|
#define PCIE_PFLR_LOW_POWER_ENTRY_CNT 0xFF000000 /* Low Power Entrance Count, only for EP */
|
|
#define PCIE_PFLR_LOW_POWER_ENTRY_CNT_S 24
|
|
|
|
/* Ack Frequency Register */
|
|
#define PCIE_AFR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x70C)
|
|
#define PCIE_AFR_AF 0x000000FF /* Ack Frequency */
|
|
#define PCIE_AFR_AF_S 0
|
|
#define PCIE_AFR_FTS_NUM 0x0000FF00 /* The number of Fast Training Sequence from L0S to L0 */
|
|
#define PCIE_AFR_FTS_NUM_S 8
|
|
#define PCIE_AFR_COM_FTS_NUM 0x00FF0000 /* N_FTS; when common clock is used*/
|
|
#define PCIE_AFR_COM_FTS_NUM_S 16
|
|
#define PCIE_AFR_L0S_ENTRY_LATENCY 0x07000000 /* L0s Entrance Latency */
|
|
#define PCIE_AFR_L0S_ENTRY_LATENCY_S 24
|
|
#define PCIE_AFR_L1_ENTRY_LATENCY 0x38000000 /* L1 Entrance Latency */
|
|
#define PCIE_AFR_L1_ENTRY_LATENCY_S 27
|
|
#define PCIE_AFR_FTS_NUM_DEFAULT 32
|
|
#define PCIE_AFR_L0S_ENTRY_LATENCY_DEFAULT 7
|
|
#define PCIE_AFR_L1_ENTRY_LATENCY_DEFAULT 5
|
|
|
|
/* Port Link Control Register */
|
|
#define PCIE_PLCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x710)
|
|
#define PCIE_PLCR_OTHER_MSG_REQ 0x00000001 /* Other Message Request */
|
|
#define PCIE_PLCR_SCRAMBLE_DISABLE 0x00000002 /* Scramble Disable */
|
|
#define PCIE_PLCR_LOOPBACK_EN 0x00000004 /* Loopback Enable */
|
|
#define PCIE_PLCR_LTSSM_HOT_RST 0x00000008 /* Force LTSSM to the hot reset */
|
|
#define PCIE_PLCR_DLL_LINK_EN 0x00000020 /* Enable Link initialization */
|
|
#define PCIE_PLCR_FAST_LINK_SIM_EN 0x00000080 /* Sets all internal timers to fast mode for simulation purposes */
|
|
#define PCIE_PLCR_LINK_MODE 0x003F0000 /* Link Mode Enable Mask */
|
|
#define PCIE_PLCR_LINK_MODE_S 16
|
|
#define PCIE_PLCR_CORRUPTED_CRC_EN 0x02000000 /* Enabled Corrupt CRC */
|
|
|
|
/* Lane Skew Register */
|
|
#define PCIE_LSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x714)
|
|
#define PCIE_LSR_LANE_SKEW_NUM 0x00FFFFFF /* Insert Lane Skew for Transmit, not applicable */
|
|
#define PCIE_LSR_LANE_SKEW_NUM_S 0
|
|
#define PCIE_LSR_FC_DISABLE 0x01000000 /* Disable of Flow Control */
|
|
#define PCIE_LSR_ACKNAK_DISABLE 0x02000000 /* Disable of Ack/Nak */
|
|
#define PCIE_LSR_LANE_DESKEW_DISABLE 0x80000000 /* Disable of Lane-to-Lane Skew */
|
|
|
|
/* Symbol Number Register */
|
|
#define PCIE_SNR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x718)
|
|
#define PCIE_SNR_TS 0x0000000F /* Number of TS Symbol */
|
|
#define PCIE_SNR_TS_S 0
|
|
#define PCIE_SNR_SKP 0x00000700 /* Number of SKP Symbol */
|
|
#define PCIE_SNR_SKP_S 8
|
|
#define PCIE_SNR_REPLAY_TIMER 0x0007C000 /* Timer Modifier for Replay Timer */
|
|
#define PCIE_SNR_REPLAY_TIMER_S 14
|
|
#define PCIE_SNR_ACKNAK_LATENCY_TIMER 0x00F80000 /* Timer Modifier for Ack/Nak Latency Timer */
|
|
#define PCIE_SNR_ACKNAK_LATENCY_TIMER_S 19
|
|
#define PCIE_SNR_FC_TIMER 0x1F000000 /* Timer Modifier for Flow Control Watchdog Timer */
|
|
#define PCIE_SNR_FC_TIMER_S 28
|
|
|
|
/* Symbol Timer Register and Filter Mask Register 1 */
|
|
#define PCIE_STRFMR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x71C)
|
|
#define PCIE_STRFMR_SKP_INTERVAL 0x000007FF /* SKP lnterval Value */
|
|
#define PCIE_STRFMR_SKP_INTERVAL_S 0
|
|
#define PCIE_STRFMR_FC_WDT_DISABLE 0x00008000 /* Disable of FC Watchdog Timer */
|
|
#define PCIE_STRFMR_TLP_FUNC_MISMATCH_OK 0x00010000 /* Mask Function Mismatch Filtering for Incoming Requests */
|
|
#define PCIE_STRFMR_POISONED_TLP_OK 0x00020000 /* Mask Poisoned TLP Filtering */
|
|
#define PCIE_STRFMR_BAR_MATCH_OK 0x00040000 /* Mask BAR Match Filtering */
|
|
#define PCIE_STRFMR_TYPE1_CFG_REQ_OK 0x00080000 /* Mask Type 1 Configuration Request Filtering */
|
|
#define PCIE_STRFMR_LOCKED_REQ_OK 0x00100000 /* Mask Locked Request Filtering */
|
|
#define PCIE_STRFMR_CPL_TAG_ERR_RULES_OK 0x00200000 /* Mask Tag Error Rules for Received Completions */
|
|
#define PCIE_STRFMR_CPL_REQUESTOR_ID_MISMATCH_OK 0x00400000 /* Mask Requester ID Mismatch Error for Received Completions */
|
|
#define PCIE_STRFMR_CPL_FUNC_MISMATCH_OK 0x00800000 /* Mask Function Mismatch Error for Received Completions */
|
|
#define PCIE_STRFMR_CPL_TC_MISMATCH_OK 0x01000000 /* Mask Traffic Class Mismatch Error for Received Completions */
|
|
#define PCIE_STRFMR_CPL_ATTR_MISMATCH_OK 0x02000000 /* Mask Attribute Mismatch Error for Received Completions */
|
|
#define PCIE_STRFMR_CPL_LENGTH_MISMATCH_OK 0x04000000 /* Mask Length Mismatch Error for Received Completions */
|
|
#define PCIE_STRFMR_TLP_ECRC_ERR_OK 0x08000000 /* Mask ECRC Error Filtering */
|
|
#define PCIE_STRFMR_CPL_TLP_ECRC_OK 0x10000000 /* Mask ECRC Error Filtering for Completions */
|
|
#define PCIE_STRFMR_RX_TLP_MSG_NO_DROP 0x20000000 /* Send Message TLPs */
|
|
#define PCIE_STRFMR_RX_IO_TRANS_ENABLE 0x40000000 /* Mask Filtering of received I/O Requests */
|
|
#define PCIE_STRFMR_RX_CFG_TRANS_ENABLE 0x80000000 /* Mask Filtering of Received Configuration Requests */
|
|
|
|
#define PCIE_DEF_SKP_INTERVAL 700 /* 1180 ~1538 , 125MHz * 2, 250MHz * 1 */
|
|
|
|
/* Filter Masker Register 2 */
|
|
#define PCIE_FMR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x720)
|
|
#define PCIE_FMR2_VENDOR_MSG0_PASSED_TO_TRGT1 0x00000001 /* Mask RADM Filtering and Error Handling Rules */
|
|
#define PCIE_FMR2_VENDOR_MSG1_PASSED_TO_TRGT1 0x00000002 /* Mask RADM Filtering and Error Handling Rules */
|
|
|
|
/* Debug Register 0 */
|
|
#define PCIE_DBR0(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x728)
|
|
|
|
/* Debug Register 1 */
|
|
#define PCIE_DBR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x72C)
|
|
|
|
/* Transmit Posted FC Credit Status Register */
|
|
#define PCIE_TPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x730)
|
|
#define PCIE_TPFCS_TX_P_DATA_FC_CREDITS 0x00000FFF /* Transmit Posted Data FC Credits */
|
|
#define PCIE_TPFCS_TX_P_DATA_FC_CREDITS_S 0
|
|
#define PCIE_TPFCS_TX_P_HDR_FC_CREDITS 0x000FF000 /* Transmit Posted Header FC Credits */
|
|
#define PCIE_TPFCS_TX_P_HDR_FC_CREDITS_S 12
|
|
|
|
/* Transmit Non-Posted FC Credit Status */
|
|
#define PCIE_TNPFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x734)
|
|
#define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS 0x00000FFF /* Transmit Non-Posted Data FC Credits */
|
|
#define PCIE_TNPFCS_TX_NP_DATA_FC_CREDITS_S 0
|
|
#define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS 0x000FF000 /* Transmit Non-Posted Header FC Credits */
|
|
#define PCIE_TNPFCS_TX_NP_HDR_FC_CREDITS_S 12
|
|
|
|
/* Transmit Complete FC Credit Status Register */
|
|
#define PCIE_TCFCS(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x738)
|
|
#define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS 0x00000FFF /* Transmit Completion Data FC Credits */
|
|
#define PCIE_TCFCS_TX_CPL_DATA_FC_CREDITS_S 0
|
|
#define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS 0x000FF000 /* Transmit Completion Header FC Credits */
|
|
#define PCIE_TCFCS_TX_CPL_HDR_FC_CREDITS_S 12
|
|
|
|
/* Queue Status Register */
|
|
#define PCIE_QSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x73C)
|
|
#define PCIE_QSR_WAIT_UPDATE_FC_DLL 0x00000001 /* Received TLP FC Credits Not Returned */
|
|
#define PCIE_QSR_TX_RETRY_BUF_NOT_EMPTY 0x00000002 /* Transmit Retry Buffer Not Empty */
|
|
#define PCIE_QSR_RX_QUEUE_NOT_EMPTY 0x00000004 /* Received Queue Not Empty */
|
|
|
|
/* VC Transmit Arbitration Register 1 */
|
|
#define PCIE_VCTAR1(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x740)
|
|
#define PCIE_VCTAR1_WRR_WEIGHT_VC0 0x000000FF /* WRR Weight for VC0 */
|
|
#define PCIE_VCTAR1_WRR_WEIGHT_VC1 0x0000FF00 /* WRR Weight for VC1 */
|
|
#define PCIE_VCTAR1_WRR_WEIGHT_VC2 0x00FF0000 /* WRR Weight for VC2 */
|
|
#define PCIE_VCTAR1_WRR_WEIGHT_VC3 0xFF000000 /* WRR Weight for VC3 */
|
|
|
|
/* VC Transmit Arbitration Register 2 */
|
|
#define PCIE_VCTAR2(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x744)
|
|
#define PCIE_VCTAR2_WRR_WEIGHT_VC4 0x000000FF /* WRR Weight for VC4 */
|
|
#define PCIE_VCTAR2_WRR_WEIGHT_VC5 0x0000FF00 /* WRR Weight for VC5 */
|
|
#define PCIE_VCTAR2_WRR_WEIGHT_VC6 0x00FF0000 /* WRR Weight for VC6 */
|
|
#define PCIE_VCTAR2_WRR_WEIGHT_VC7 0xFF000000 /* WRR Weight for VC7 */
|
|
|
|
/* VC0 Posted Receive Queue Control Register */
|
|
#define PCIE_VC0_PRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x748)
|
|
#define PCIE_VC0_PRQCR_P_DATA_CREDITS 0x00000FFF /* VC0 Posted Data Credits */
|
|
#define PCIE_VC0_PRQCR_P_DATA_CREDITS_S 0
|
|
#define PCIE_VC0_PRQCR_P_HDR_CREDITS 0x000FF000 /* VC0 Posted Header Credits */
|
|
#define PCIE_VC0_PRQCR_P_HDR_CREDITS_S 12
|
|
#define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE 0x00E00000 /* VC0 Posted TLP Queue Mode */
|
|
#define PCIE_VC0_PRQCR_P_TLP_QUEUE_MODE_S 20
|
|
#define PCIE_VC0_PRQCR_TLP_RELAX_ORDER 0x40000000 /* TLP Type Ordering for VC0 */
|
|
#define PCIE_VC0_PRQCR_VC_STRICT_ORDER 0x80000000 /* VC0 Ordering for Receive Queues */
|
|
|
|
/* VC0 Non-Posted Receive Queue Control */
|
|
#define PCIE_VC0_NPRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x74C)
|
|
#define PCIE_VC0_NPRQCR_NP_DATA_CREDITS 0x00000FFF /* VC0 Non-Posted Data Credits */
|
|
#define PCIE_VC0_NPRQCR_NP_DATA_CREDITS_S 0
|
|
#define PCIE_VC0_NPRQCR_NP_HDR_CREDITS 0x000FF000 /* VC0 Non-Posted Header Credits */
|
|
#define PCIE_VC0_NPRQCR_NP_HDR_CREDITS_S 12
|
|
#define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE 0x00E00000 /* VC0 Non-Posted TLP Queue Mode */
|
|
#define PCIE_VC0_NPRQCR_NP_TLP_QUEUE_MODE_S 20
|
|
|
|
/* VC0 Completion Receive Queue Control */
|
|
#define PCIE_VC0_CRQCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x750)
|
|
#define PCIE_VC0_CRQCR_CPL_DATA_CREDITS 0x00000FFF /* VC0 Completion TLP Queue Mode */
|
|
#define PCIE_VC0_CRQCR_CPL_DATA_CREDITS_S 0
|
|
#define PCIE_VC0_CRQCR_CPL_HDR_CREDITS 0x000FF000 /* VC0 Completion Header Credits */
|
|
#define PCIE_VC0_CRQCR_CPL_HDR_CREDITS_S 12
|
|
#define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE 0x00E00000 /* VC0 Completion Data Credits */
|
|
#define PCIE_VC0_CRQCR_CPL_TLP_QUEUE_MODE_S 21
|
|
|
|
/* Applicable to the above three registers */
|
|
enum {
|
|
PCIE_VC0_TLP_QUEUE_MODE_STORE_FORWARD = 1,
|
|
PCIE_VC0_TLP_QUEUE_MODE_CUT_THROUGH = 2,
|
|
PCIE_VC0_TLP_QUEUE_MODE_BYPASS = 4,
|
|
};
|
|
|
|
/* VC0 Posted Buffer Depth Register */
|
|
#define PCIE_VC0_PBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7A8)
|
|
#define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Posted Data Queue Depth */
|
|
#define PCIE_VC0_PBD_P_DATA_QUEUE_ENTRIES_S 0
|
|
#define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Posted Header Queue Depth */
|
|
#define PCIE_VC0_PBD_P_HDR_QUEUE_ENTRIES_S 16
|
|
|
|
/* VC0 Non-Posted Buffer Depth Register */
|
|
#define PCIE_VC0_NPBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7AC)
|
|
#define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES 0x00003FFF /* VC0 Non-Posted Data Queue Depth */
|
|
#define PCIE_VC0_NPBD_NP_DATA_QUEUE_ENTRIES_S 0
|
|
#define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Non-Posted Header Queue Depth */
|
|
#define PCIE_VC0_NPBD_NP_HDR_QUEUE_ENTRIES_S 16
|
|
|
|
/* VC0 Completion Buffer Depth Register */
|
|
#define PCIE_VC0_CBD(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x7B0)
|
|
#define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES 0x00003FFF /* C0 Completion Data Queue Depth */
|
|
#define PCIE_VC0_CBD_CPL_DATA_QUEUE_ENTRIES_S 0
|
|
#define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES 0x03FF0000 /* VC0 Completion Header Queue Depth */
|
|
#define PCIE_VC0_CBD_CPL_HDR_QUEUE_ENTRIES_S 16
|
|
|
|
/* PHY Status Register, all zeros in VR9 */
|
|
#define PCIE_PHYSR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x810)
|
|
|
|
/* PHY Control Register, all zeros in VR9 */
|
|
#define PCIE_PHYCR(X) (volatile u32*)(PCIE_RC_PORT_TO_BASE(X) + 0x814)
|
|
|
|
/*
|
|
* PCIe PDI PHY register definition, suppose all the following
|
|
* stuff is confidential.
|
|
* XXX, detailed bit definition
|
|
*/
|
|
#define PCIE_PHY_PLL_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x22 << 1))
|
|
#define PCIE_PHY_PLL_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x23 << 1))
|
|
#define PCIE_PHY_PLL_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x24 << 1))
|
|
#define PCIE_PHY_PLL_CTRL4(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x25 << 1))
|
|
#define PCIE_PHY_PLL_CTRL5(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x26 << 1))
|
|
#define PCIE_PHY_PLL_CTRL6(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x27 << 1))
|
|
#define PCIE_PHY_PLL_CTRL7(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x28 << 1))
|
|
#define PCIE_PHY_PLL_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x29 << 1))
|
|
#define PCIE_PHY_PLL_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2A << 1))
|
|
#define PCIE_PHY_PLL_A_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2B << 1))
|
|
#define PCIE_PHY_PLL_STATUS(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x2C << 1))
|
|
|
|
#define PCIE_PHY_TX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x30 << 1))
|
|
#define PCIE_PHY_TX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x31 << 1))
|
|
#define PCIE_PHY_TX1_CTRL3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x32 << 1))
|
|
#define PCIE_PHY_TX1_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x33 << 1))
|
|
#define PCIE_PHY_TX1_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x34 << 1))
|
|
#define PCIE_PHY_TX1_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x35 << 1))
|
|
#define PCIE_PHY_TX1_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x36 << 1))
|
|
#define PCIE_PHY_TX1_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x37 << 1))
|
|
|
|
#define PCIE_PHY_TX2_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x38 << 1))
|
|
#define PCIE_PHY_TX2_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x39 << 1))
|
|
#define PCIE_PHY_TX2_A_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3B << 1))
|
|
#define PCIE_PHY_TX2_A_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3C << 1))
|
|
#define PCIE_PHY_TX2_MOD1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3D << 1))
|
|
#define PCIE_PHY_TX2_MOD2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3E << 1))
|
|
#define PCIE_PHY_TX2_MOD3(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x3F << 1))
|
|
|
|
#define PCIE_PHY_RX1_CTRL1(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x50 << 1))
|
|
#define PCIE_PHY_RX1_CTRL2(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x51 << 1))
|
|
#define PCIE_PHY_RX1_CDR(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x52 << 1))
|
|
#define PCIE_PHY_RX1_EI(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x53 << 1))
|
|
#define PCIE_PHY_RX1_A_CTRL(X) (PCIE_PHY_PORT_TO_BASE(X) + (0x55 << 1))
|
|
|
|
/* Interrupt related stuff */
|
|
#define PCIE_LEGACY_DISABLE 0
|
|
#define PCIE_LEGACY_INTA 1
|
|
#define PCIE_LEGACY_INTB 2
|
|
#define PCIE_LEGACY_INTC 3
|
|
#define PCIE_LEGACY_INTD 4
|
|
#define PCIE_LEGACY_INT_MAX PCIE_LEGACY_INTD
|
|
|
|
#define PCIE_IRQ_LOCK(lock) do { \
|
|
unsigned long flags; \
|
|
spin_lock_irqsave(&(lock), flags);
|
|
#define PCIE_IRQ_UNLOCK(lock) \
|
|
spin_unlock_irqrestore(&(lock), flags); \
|
|
} while (0)
|
|
|
|
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
|
|
#define IRQF_SHARED SA_SHIRQ
|
|
#endif
|
|
|
|
#define PCIE_MSG_MSI 0x00000001
|
|
#define PCIE_MSG_ISR 0x00000002
|
|
#define PCIE_MSG_FIXUP 0x00000004
|
|
#define PCIE_MSG_READ_CFG 0x00000008
|
|
#define PCIE_MSG_WRITE_CFG 0x00000010
|
|
#define PCIE_MSG_CFG (PCIE_MSG_READ_CFG | PCIE_MSG_WRITE_CFG)
|
|
#define PCIE_MSG_REG 0x00000020
|
|
#define PCIE_MSG_INIT 0x00000040
|
|
#define PCIE_MSG_ERR 0x00000080
|
|
#define PCIE_MSG_PHY 0x00000100
|
|
#define PCIE_MSG_ANY 0x000001ff
|
|
|
|
#define IFX_PCIE_PORT0 0
|
|
#define IFX_PCIE_PORT1 1
|
|
|
|
#ifdef CONFIG_IFX_PCIE_2ND_CORE
|
|
#define IFX_PCIE_CORE_NR 2
|
|
#else
|
|
#define IFX_PCIE_CORE_NR 1
|
|
#endif
|
|
|
|
//#define IFX_PCIE_ERROR_INT
|
|
|
|
//#define IFX_PCIE_DBG
|
|
|
|
#if defined(IFX_PCIE_DBG)
|
|
#define IFX_PCIE_PRINT(_m, _fmt, args...) do { \
|
|
if (g_pcie_debug_flag & (_m)) { \
|
|
ifx_pcie_debug((_fmt), ##args); \
|
|
} \
|
|
} while (0)
|
|
|
|
#define INLINE
|
|
#else
|
|
#define IFX_PCIE_PRINT(_m, _fmt, args...) \
|
|
do {} while(0)
|
|
#define INLINE inline
|
|
#endif
|
|
|
|
struct ifx_pci_controller {
|
|
struct pci_controller pcic;
|
|
|
|
/* RC specific, per host bus information */
|
|
u32 port; /* Port index, 0 -- 1st core, 1 -- 2nd core */
|
|
};
|
|
|
|
typedef struct ifx_pcie_ir_irq {
|
|
const unsigned int irq;
|
|
const char name[16];
|
|
}ifx_pcie_ir_irq_t;
|
|
|
|
typedef struct ifx_pcie_legacy_irq{
|
|
const u32 irq_bit;
|
|
const int irq;
|
|
}ifx_pcie_legacy_irq_t;
|
|
|
|
typedef struct ifx_pcie_irq {
|
|
ifx_pcie_ir_irq_t ir_irq;
|
|
ifx_pcie_legacy_irq_t legacy_irq[PCIE_LEGACY_INT_MAX];
|
|
}ifx_pcie_irq_t;
|
|
|
|
extern u32 g_pcie_debug_flag;
|
|
extern void ifx_pcie_debug(const char *fmt, ...);
|
|
extern void pcie_phy_clock_mode_setup(int pcie_port);
|
|
extern void pcie_msi_pic_init(int pcie_port);
|
|
extern u32 ifx_pcie_bus_enum_read_hack(int where, u32 value);
|
|
extern u32 ifx_pcie_bus_enum_write_hack(int where, u32 value);
|
|
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/clk.h>
|
|
|
|
#include <lantiq_soc.h>
|
|
|
|
#define IFX_PCIE_GPIO_RESET 38
|
|
#define IFX_REG_R32 ltq_r32
|
|
#define IFX_REG_W32 ltq_w32
|
|
#define CONFIG_IFX_PCIE_HW_SWAP
|
|
#define IFX_RCU_AHB_ENDIAN ((volatile u32*)(IFX_RCU + 0x004C))
|
|
#define IFX_RCU_RST_REQ ((volatile u32*)(IFX_RCU + 0x0010))
|
|
#define IFX_RCU_AHB_BE_PCIE_PDI 0x00000080 /* Configure PCIE PDI module in big endian*/
|
|
|
|
#define IFX_RCU (KSEG1 | 0x1F203000)
|
|
#define IFX_RCU_AHB_BE_PCIE_M 0x00000001 /* Configure AHB master port that connects to PCIe RC in big endian */
|
|
#define IFX_RCU_AHB_BE_PCIE_S 0x00000010 /* Configure AHB slave port that connects to PCIe RC in little endian */
|
|
#define IFX_RCU_AHB_BE_XBAR_M 0x00000002 /* Configure AHB master port that connects to XBAR in big endian */
|
|
#define CONFIG_IFX_PCIE_PHY_36MHZ_MODE
|
|
|
|
#define IFX_PMU1_MODULE_PCIE_PHY (0)
|
|
#define IFX_PMU1_MODULE_PCIE_CTRL (1)
|
|
#define IFX_PMU1_MODULE_PDI (4)
|
|
#define IFX_PMU1_MODULE_MSI (5)
|
|
|
|
#define IFX_PMU_MODULE_PCIE_L0_CLK (31)
|
|
|
|
|
|
static inline void pcie_ep_gpio_rst_init(int pcie_port)
|
|
{
|
|
}
|
|
|
|
static inline void pcie_ahb_pmu_setup(void)
|
|
{
|
|
struct clk *clk;
|
|
clk = clk_get_sys("ltq_pcie", "ahb");
|
|
clk_enable(clk);
|
|
//ltq_pmu_enable(PMU_AHBM | PMU_AHBS);
|
|
}
|
|
|
|
static inline void pcie_rcu_endian_setup(int pcie_port)
|
|
{
|
|
u32 reg;
|
|
|
|
reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN);
|
|
#ifdef CONFIG_IFX_PCIE_HW_SWAP
|
|
reg |= IFX_RCU_AHB_BE_PCIE_M;
|
|
reg |= IFX_RCU_AHB_BE_PCIE_S;
|
|
reg &= ~IFX_RCU_AHB_BE_XBAR_M;
|
|
#else
|
|
reg |= IFX_RCU_AHB_BE_PCIE_M;
|
|
reg &= ~IFX_RCU_AHB_BE_PCIE_S;
|
|
reg &= ~IFX_RCU_AHB_BE_XBAR_M;
|
|
#endif /* CONFIG_IFX_PCIE_HW_SWAP */
|
|
IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN);
|
|
IFX_PCIE_PRINT(PCIE_MSG_REG, "%s IFX_RCU_AHB_ENDIAN: 0x%08x\n", __func__, IFX_REG_R32(IFX_RCU_AHB_ENDIAN));
|
|
}
|
|
|
|
static inline void pcie_phy_pmu_enable(int pcie_port)
|
|
{
|
|
struct clk *clk;
|
|
clk = clk_get_sys("ltq_pcie", "phy");
|
|
clk_enable(clk);
|
|
//ltq_pmu1_enable(1<<IFX_PMU1_MODULE_PCIE_PHY);
|
|
}
|
|
|
|
static inline void pcie_phy_pmu_disable(int pcie_port)
|
|
{
|
|
struct clk *clk;
|
|
clk = clk_get_sys("ltq_pcie", "phy");
|
|
clk_disable(clk);
|
|
//ltq_pmu1_disable(1<<IFX_PMU1_MODULE_PCIE_PHY);
|
|
}
|
|
|
|
static inline void pcie_pdi_big_endian(int pcie_port)
|
|
{
|
|
u32 reg;
|
|
|
|
/* SRAM2PDI endianness control. */
|
|
reg = IFX_REG_R32(IFX_RCU_AHB_ENDIAN);
|
|
/* Config AHB->PCIe and PDI endianness */
|
|
reg |= IFX_RCU_AHB_BE_PCIE_PDI;
|
|
IFX_REG_W32(reg, IFX_RCU_AHB_ENDIAN);
|
|
}
|
|
|
|
static inline void pcie_pdi_pmu_enable(int pcie_port)
|
|
{
|
|
struct clk *clk;
|
|
clk = clk_get_sys("ltq_pcie", "pdi");
|
|
clk_enable(clk);
|
|
//ltq_pmu1_enable(1<<IFX_PMU1_MODULE_PDI);
|
|
}
|
|
|
|
static inline void pcie_core_rst_assert(int pcie_port)
|
|
{
|
|
u32 reg;
|
|
|
|
reg = IFX_REG_R32(IFX_RCU_RST_REQ);
|
|
|
|
/* Reset PCIe PHY & Core, bit 22, bit 26 may be affected if write it directly */
|
|
reg |= 0x00400000;
|
|
IFX_REG_W32(reg, IFX_RCU_RST_REQ);
|
|
}
|
|
|
|
static inline void pcie_core_rst_deassert(int pcie_port)
|
|
{
|
|
u32 reg;
|
|
|
|
/* Make sure one micro-second delay */
|
|
udelay(1);
|
|
|
|
/* Reset PCIe PHY & Core, bit 22 */
|
|
reg = IFX_REG_R32(IFX_RCU_RST_REQ);
|
|
reg &= ~0x00400000;
|
|
IFX_REG_W32(reg, IFX_RCU_RST_REQ);
|
|
}
|
|
|
|
static inline void pcie_phy_rst_assert(int pcie_port)
|
|
{
|
|
u32 reg;
|
|
|
|
reg = IFX_REG_R32(IFX_RCU_RST_REQ);
|
|
reg |= 0x00001000; /* Bit 12 */
|
|
IFX_REG_W32(reg, IFX_RCU_RST_REQ);
|
|
}
|
|
|
|
static inline void pcie_phy_rst_deassert(int pcie_port)
|
|
{
|
|
u32 reg;
|
|
|
|
/* Make sure one micro-second delay */
|
|
udelay(1);
|
|
|
|
reg = IFX_REG_R32(IFX_RCU_RST_REQ);
|
|
reg &= ~0x00001000; /* Bit 12 */
|
|
IFX_REG_W32(reg, IFX_RCU_RST_REQ);
|
|
}
|
|
|
|
static inline void pcie_device_rst_assert(int pcie_port)
|
|
{
|
|
gpio_set_value(IFX_PCIE_GPIO_RESET, 0);
|
|
// ifx_gpio_output_clear(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id);
|
|
}
|
|
|
|
static inline void pcie_device_rst_deassert(int pcie_port)
|
|
{
|
|
mdelay(100);
|
|
gpio_set_value(IFX_PCIE_GPIO_RESET, 1);
|
|
// ifx_gpio_output_set(IFX_PCIE_GPIO_RESET, ifx_pcie_gpio_module_id);
|
|
}
|
|
|
|
static inline void pcie_core_pmu_setup(int pcie_port)
|
|
{
|
|
struct clk *clk;
|
|
clk = clk_get_sys("ltq_pcie", "ctl");
|
|
clk_enable(clk);
|
|
clk = clk_get_sys("ltq_pcie", "bus");
|
|
clk_enable(clk);
|
|
|
|
//ltq_pmu1_enable(1 << IFX_PMU1_MODULE_PCIE_CTRL);
|
|
//ltq_pmu_enable(1 << IFX_PMU_MODULE_PCIE_L0_CLK);
|
|
}
|
|
|
|
static inline void pcie_msi_init(int pcie_port)
|
|
{
|
|
struct clk *clk;
|
|
pcie_msi_pic_init(pcie_port);
|
|
clk = clk_get_sys("ltq_pcie", "msi");
|
|
clk_enable(clk);
|
|
//ltq_pmu1_enable(1 << IFX_PMU1_MODULE_MSI);
|
|
}
|
|
|
|
static inline u32
|
|
ifx_pcie_bus_nr_deduct(u32 bus_number, int pcie_port)
|
|
{
|
|
u32 tbus_number = bus_number;
|
|
|
|
#ifdef CONFIG_IFX_PCI
|
|
if (pcibios_host_nr() > 1) {
|
|
tbus_number -= pcibios_1st_host_bus_nr();
|
|
}
|
|
#endif /* CONFIG_IFX_PCI */
|
|
return tbus_number;
|
|
}
|
|
|
|
static inline u32
|
|
ifx_pcie_bus_enum_hack(struct pci_bus *bus, u32 devfn, int where, u32 value, int pcie_port, int read)
|
|
{
|
|
struct pci_dev *pdev;
|
|
u32 tvalue = value;
|
|
|
|
/* Sanity check */
|
|
pdev = pci_get_slot(bus, devfn);
|
|
if (pdev == NULL) {
|
|
return tvalue;
|
|
}
|
|
|
|
/* Only care about PCI bridge */
|
|
if (pdev->hdr_type != PCI_HEADER_TYPE_BRIDGE) {
|
|
return tvalue;
|
|
}
|
|
|
|
if (read) { /* Read hack */
|
|
#ifdef CONFIG_IFX_PCI
|
|
if (pcibios_host_nr() > 1) {
|
|
tvalue = ifx_pcie_bus_enum_read_hack(where, tvalue);
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|
}
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|
#endif /* CONFIG_IFX_PCI */
|
|
}
|
|
else { /* Write hack */
|
|
#ifdef CONFIG_IFX_PCI
|
|
if (pcibios_host_nr() > 1) {
|
|
tvalue = ifx_pcie_bus_enum_write_hack(where, tvalue);
|
|
}
|
|
#endif
|
|
}
|
|
return tvalue;
|
|
}
|
|
|
|
#endif /* IFXMIPS_PCIE_VR9_H */
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|
|