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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* pci-vr41xx.h, Include file for PCI Control Unit of the NEC VR4100 series.
*
* Copyright (C) 2002 MontaVista Software Inc.
* Author: Yoichi Yuasa <source@mvista.com>
* Copyright (C) 2004-2005 Yoichi Yuasa <yuasa@linux-mips.org>
*/
#ifndef __PCI_VR41XX_H
#define __PCI_VR41XX_H
#define PCIU_BASE 0x0f000c00UL
#define PCIU_SIZE 0x200UL
#define PCIMMAW1REG 0x00
#define PCIMMAW2REG 0x04
#define PCITAW1REG 0x08
#define PCITAW2REG 0x0c
#define PCIMIOAWREG 0x10
#define IBA(addr) ((addr) & 0xff000000U)
#define MASTER_MSK(mask) (((mask) >> 11) & 0x000fe000U)
#define PCIA(addr) (((addr) >> 24) & 0x000000ffU)
#define TARGET_MSK(mask) (((mask) >> 8) & 0x000fe000U)
#define ITA(addr) (((addr) >> 24) & 0x000000ffU)
#define PCIIA(addr) (((addr) >> 24) & 0x000000ffU)
#define WINEN 0x1000U
#define PCICONFDREG 0x14
#define PCICONFAREG 0x18
#define PCIMAILREG 0x1c
#define BUSERRADREG 0x24
#define EA(reg) ((reg) &0xfffffffc)
#define INTCNTSTAREG 0x28
#define MABTCLR 0x80000000U
#define TRDYCLR 0x40000000U
#define PARCLR 0x20000000U
#define MBCLR 0x10000000U
#define SERRCLR 0x08000000U
#define RTYCLR 0x04000000U
#define MABCLR 0x02000000U
#define TABCLR 0x01000000U
/* RFU */
#define MABTMSK 0x00008000U
#define TRDYMSK 0x00004000U
#define PARMSK 0x00002000U
#define MBMSK 0x00001000U
#define SERRMSK 0x00000800U
#define RTYMSK 0x00000400U
#define MABMSK 0x00000200U
#define TABMSK 0x00000100U
#define IBAMABT 0x00000080U
#define TRDYRCH 0x00000040U
#define PAR 0x00000020U
#define MB 0x00000010U
#define PCISERR 0x00000008U
#define RTYRCH 0x00000004U
#define MABORT 0x00000002U
#define TABORT 0x00000001U
#define PCIEXACCREG 0x2c
#define UNLOCK 0x2U
#define EAREQ 0x1U
#define PCIRECONTREG 0x30
#define RTRYCNT(reg) ((reg) & 0x000000ffU)
#define PCIENREG 0x34
#define PCIU_CONFIG_DONE 0x4U
#define PCICLKSELREG 0x38
#define EQUAL_VTCLOCK 0x2U
#define HALF_VTCLOCK 0x0U
#define ONE_THIRD_VTCLOCK 0x3U
#define QUARTER_VTCLOCK 0x1U
#define PCITRDYVREG 0x3c
#define TRDYV(val) ((uint32_t)(val) & 0xffU)
#define PCICLKRUNREG 0x60
#define VENDORIDREG 0x100
#define DEVICEIDREG 0x100
#define COMMANDREG 0x104
#define STATUSREG 0x104
#define REVIDREG 0x108
#define CLASSREG 0x108
#define CACHELSREG 0x10c
#define LATTIMEREG 0x10c
#define MLTIM(val) (((uint32_t)(val) << 7) & 0xff00U)
#define MAILBAREG 0x110
#define PCIMBA1REG 0x114
#define PCIMBA2REG 0x118
#define MBADD(base) ((base) & 0xfffff800U)
#define PMBA(base) ((base) & 0xffe00000U)
#define PREF 0x8U
#define PREF_APPROVAL 0x8U
#define PREF_DISAPPROVAL 0x0U
#define TYPE 0x6U
#define TYPE_32BITSPACE 0x0U
#define MSI 0x1U
#define MSI_MEMORY 0x0U
#define INTLINEREG 0x13c
#define INTPINREG 0x13c
#define RETVALREG 0x140
#define PCIAPCNTREG 0x140
#define TKYGNT 0x04000000U
#define TKYGNT_ENABLE 0x04000000U
#define TKYGNT_DISABLE 0x00000000U
#define PAPC 0x03000000U
#define PAPC_ALTERNATE_B 0x02000000U
#define PAPC_ALTERNATE_0 0x01000000U
#define PAPC_FAIR 0x00000000U
#define RTYVAL(val) (((uint32_t)(val) << 7) & 0xff00U)
#define RTYVAL_MASK 0xff00U
#define PCI_CLOCK_MAX 33333333U
/*
* Default setup
*/
#define PCI_MASTER_MEM1_BUS_BASE_ADDRESS 0x10000000U
#define PCI_MASTER_MEM1_ADDRESS_MASK 0x7c000000U
#define PCI_MASTER_MEM1_PCI_BASE_ADDRESS 0x10000000U
#define PCI_TARGET_MEM1_ADDRESS_MASK 0x08000000U
#define PCI_TARGET_MEM1_BUS_BASE_ADDRESS 0x00000000U
#define PCI_MASTER_IO_BUS_BASE_ADDRESS 0x16000000U
#define PCI_MASTER_IO_ADDRESS_MASK 0x7e000000U
#define PCI_MASTER_IO_PCI_BASE_ADDRESS 0x00000000U
#define PCI_MAILBOX_BASE_ADDRESS 0x00000000U
#define PCI_TARGET_WINDOW1_BASE_ADDRESS 0x00000000U
#define IO_PORT_BASE KSEG1ADDR(PCI_MASTER_IO_BUS_BASE_ADDRESS)
#define IO_PORT_RESOURCE_START PCI_MASTER_IO_PCI_BASE_ADDRESS
#define IO_PORT_RESOURCE_END (~PCI_MASTER_IO_ADDRESS_MASK & PCI_MASTER_ADDRESS_MASK)
#define PCI_IO_RESOURCE_START 0x01000000UL
#define PCI_IO_RESOURCE_END 0x01ffffffUL
#define PCI_MEM_RESOURCE_START 0x11000000UL
#define PCI_MEM_RESOURCE_END 0x13ffffffUL
#endif /* __PCI_VR41XX_H */
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