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/* SPDX-License-Identifier: GPL-2.0 */
/*
* the definition file of cs5536 Virtual Support Module(VSM).
* pci configuration space can be accessed through the VSM, so
* there is no need of the MSR read/write now, except the spec.
* MSR registers which are not implemented yet.
*
* Copyright (C) 2007 Lemote Inc.
* Author : jlliu, liujl@lemote.com
*/
#ifndef _CS5536_PCI_H
#define _CS5536_PCI_H
#include <linux/types.h>
#include <linux/pci_regs.h>
extern void cs5536_pci_conf_write4(int function, int reg, u32 value);
extern u32 cs5536_pci_conf_read4(int function, int reg);
#define CS5536_ACC_INTR 9
#define CS5536_IDE_INTR 14
#define CS5536_USB_INTR 11
#define CS5536_MFGPT_INTR 5
#define CS5536_UART1_INTR 4
#define CS5536_UART2_INTR 3
/************** PCI BUS DEVICE FUNCTION ***************/
/*
* PCI bus device function
*/
#define PCI_BUS_CS5536 0
#define PCI_IDSEL_CS5536 14
/********** STANDARD PCI-2.2 EXPANSION ****************/
/*
* PCI configuration space
* we have to virtualize the PCI configure space head, so we should
* define the necessary IDs and some others.
*/
/* CONFIG of PCI VENDOR ID*/
#define CFG_PCI_VENDOR_ID(mod_dev_id, sys_vendor_id) \
(((mod_dev_id) << 16) | (sys_vendor_id))
/* VENDOR ID */
#define CS5536_VENDOR_ID 0x1022
/* DEVICE ID */
#define CS5536_ISA_DEVICE_ID 0x2090
#define CS5536_IDE_DEVICE_ID 0x209a
#define CS5536_ACC_DEVICE_ID 0x2093
#define CS5536_OHCI_DEVICE_ID 0x2094
#define CS5536_EHCI_DEVICE_ID 0x2095
/* CLASS CODE : CLASS SUB-CLASS INTERFACE */
#define CS5536_ISA_CLASS_CODE 0x060100
#define CS5536_IDE_CLASS_CODE 0x010180
#define CS5536_ACC_CLASS_CODE 0x040100
#define CS5536_OHCI_CLASS_CODE 0x0C0310
#define CS5536_EHCI_CLASS_CODE 0x0C0320
/* BHLC : BIST HEADER-TYPE LATENCY-TIMER CACHE-LINE-SIZE */
#define CFG_PCI_CACHE_LINE_SIZE(header_type, latency_timer) \
((PCI_NONE_BIST << 24) | ((header_type) << 16) \
| ((latency_timer) << 8) | PCI_NORMAL_CACHE_LINE_SIZE);
#define PCI_NONE_BIST 0x00 /* RO not implemented yet. */
#define PCI_BRIDGE_HEADER_TYPE 0x80 /* RO */
#define PCI_NORMAL_HEADER_TYPE 0x00
#define PCI_NORMAL_LATENCY_TIMER 0x00
#define PCI_NORMAL_CACHE_LINE_SIZE 0x08 /* RW */
/* BAR */
#define PCI_BAR0_REG 0x10
#define PCI_BAR1_REG 0x14
#define PCI_BAR2_REG 0x18
#define PCI_BAR3_REG 0x1c
#define PCI_BAR4_REG 0x20
#define PCI_BAR5_REG 0x24
#define PCI_BAR_RANGE_MASK 0xFFFFFFFF
/* CARDBUS CIS POINTER */
#define PCI_CARDBUS_CIS_POINTER 0x00000000
/* SUBSYSTEM VENDOR ID */
#define CS5536_SUB_VENDOR_ID CS5536_VENDOR_ID
/* SUBSYSTEM ID */
#define CS5536_ISA_SUB_ID CS5536_ISA_DEVICE_ID
#define CS5536_IDE_SUB_ID CS5536_IDE_DEVICE_ID
#define CS5536_ACC_SUB_ID CS5536_ACC_DEVICE_ID
#define CS5536_OHCI_SUB_ID CS5536_OHCI_DEVICE_ID
#define CS5536_EHCI_SUB_ID CS5536_EHCI_DEVICE_ID
/* EXPANSION ROM BAR */
#define PCI_EXPANSION_ROM_BAR 0x00000000
/* CAPABILITIES POINTER */
#define PCI_CAPLIST_POINTER 0x00000000
#define PCI_CAPLIST_USB_POINTER 0x40
/* INTERRUPT */
#define CFG_PCI_INTERRUPT_LINE(pin, mod_intr) \
((PCI_MAX_LATENCY << 24) | (PCI_MIN_GRANT << 16) | \
((pin) << 8) | (mod_intr))
#define PCI_MAX_LATENCY 0x40
#define PCI_MIN_GRANT 0x00
#define PCI_DEFAULT_PIN 0x01
/*********** EXPANSION PCI REG ************************/
/*
* ISA EXPANSION
*/
#define PCI_UART1_INT_REG 0x50
#define PCI_UART2_INT_REG 0x54
#define PCI_ISA_FIXUP_REG 0x58
/*
* IDE EXPANSION
*/
#define PCI_IDE_CFG_REG 0x40
#define CS5536_IDE_FLASH_SIGNATURE 0xDEADBEEF
#define PCI_IDE_DTC_REG 0x48
#define PCI_IDE_CAST_REG 0x4C
#define PCI_IDE_ETC_REG 0x50
#define PCI_IDE_PM_REG 0x54
#define PCI_IDE_INT_REG 0x60
/*
* ACC EXPANSION
*/
#define PCI_ACC_INT_REG 0x50
/*
* OHCI EXPANSION : INTTERUPT IS IMPLEMENTED BY THE OHCI
*/
#define PCI_OHCI_PM_REG 0x40
#define PCI_OHCI_INT_REG 0x50
/*
* EHCI EXPANSION
*/
#define PCI_EHCI_LEGSMIEN_REG 0x50
#define PCI_EHCI_LEGSMISTS_REG 0x54
#define PCI_EHCI_FLADJ_REG 0x60
#endif /* _CS5536_PCI_H_ */