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/* SPDX-License-Identifier: GPL-2.0 */
/*
* pcic.h: JavaEngine 1 specific PCI definitions.
*
* Copyright (C) 1998 V. Roganov and G. Raiko
*/
#ifndef __SPARC_PCIC_H
#define __SPARC_PCIC_H
#ifndef __ASSEMBLY__
#include <linux/types.h>
#include <linux/smp.h>
#include <linux/pci.h>
#include <linux/ioport.h>
#include <asm/pbm.h>
struct linux_pcic {
void __iomem *pcic_regs;
unsigned long pcic_io;
void __iomem *pcic_config_space_addr;
void __iomem *pcic_config_space_data;
struct resource pcic_res_regs;
struct resource pcic_res_io;
struct resource pcic_res_cfg_addr;
struct resource pcic_res_cfg_data;
struct linux_pbm_info pbm;
struct pcic_ca2irq *pcic_imap;
int pcic_imdim;
};
#ifdef CONFIG_PCIC_PCI
int pcic_present(void);
int pcic_probe(void);
void pci_time_init(void);
void sun4m_pci_init_IRQ(void);
#else
static inline int pcic_present(void) { return 0; }
static inline int pcic_probe(void) { return 0; }
static inline void pci_time_init(void) {}
static inline void sun4m_pci_init_IRQ(void) {}
#endif
#endif
/* Size of PCI I/O space which we relocate. */
#define PCI_SPACE_SIZE 0x1000000 /* 16 MB */
/* PCIC Register Set. */
#define PCI_DIAGNOSTIC_0 0x40 /* 32 bits */
#define PCI_SIZE_0 0x44 /* 32 bits */
#define PCI_SIZE_1 0x48 /* 32 bits */
#define PCI_SIZE_2 0x4c /* 32 bits */
#define PCI_SIZE_3 0x50 /* 32 bits */
#define PCI_SIZE_4 0x54 /* 32 bits */
#define PCI_SIZE_5 0x58 /* 32 bits */
#define PCI_PIO_CONTROL 0x60 /* 8 bits */
#define PCI_DVMA_CONTROL 0x62 /* 8 bits */
#define PCI_DVMA_CONTROL_INACTIVITY_REQ (1<<0)
#define PCI_DVMA_CONTROL_IOTLB_ENABLE (1<<0)
#define PCI_DVMA_CONTROL_IOTLB_DISABLE 0
#define PCI_DVMA_CONTROL_INACTIVITY_ACK (1<<4)
#define PCI_INTERRUPT_CONTROL 0x63 /* 8 bits */
#define PCI_CPU_INTERRUPT_PENDING 0x64 /* 32 bits */
#define PCI_DIAGNOSTIC_1 0x68 /* 16 bits */
#define PCI_SOFTWARE_INT_CLEAR 0x6a /* 16 bits */
#define PCI_SOFTWARE_INT_SET 0x6e /* 16 bits */
#define PCI_SYS_INT_PENDING 0x70 /* 32 bits */
#define PCI_SYS_INT_PENDING_PIO 0x40000000
#define PCI_SYS_INT_PENDING_DMA 0x20000000
#define PCI_SYS_INT_PENDING_PCI 0x10000000
#define PCI_SYS_INT_PENDING_APSR 0x08000000
#define PCI_SYS_INT_TARGET_MASK 0x74 /* 32 bits */
#define PCI_SYS_INT_TARGET_MASK_CLEAR 0x78 /* 32 bits */
#define PCI_SYS_INT_TARGET_MASK_SET 0x7c /* 32 bits */
#define PCI_SYS_INT_PENDING_CLEAR 0x83 /* 8 bits */
#define PCI_SYS_INT_PENDING_CLEAR_ALL 0x80
#define PCI_SYS_INT_PENDING_CLEAR_PIO 0x40
#define PCI_SYS_INT_PENDING_CLEAR_DMA 0x20
#define PCI_SYS_INT_PENDING_CLEAR_PCI 0x10
#define PCI_IOTLB_CONTROL 0x84 /* 8 bits */
#define PCI_INT_SELECT_LO 0x88 /* 16 bits */
#define PCI_ARBITRATION_SELECT 0x8a /* 16 bits */
#define PCI_INT_SELECT_HI 0x8c /* 16 bits */
#define PCI_HW_INT_OUTPUT 0x8e /* 16 bits */
#define PCI_IOTLB_RAM_INPUT 0x90 /* 32 bits */
#define PCI_IOTLB_CAM_INPUT 0x94 /* 32 bits */
#define PCI_IOTLB_RAM_OUTPUT 0x98 /* 32 bits */
#define PCI_IOTLB_CAM_OUTPUT 0x9c /* 32 bits */
#define PCI_SMBAR0 0xa0 /* 8 bits */
#define PCI_MSIZE0 0xa1 /* 8 bits */
#define PCI_PMBAR0 0xa2 /* 8 bits */
#define PCI_SMBAR1 0xa4 /* 8 bits */
#define PCI_MSIZE1 0xa5 /* 8 bits */
#define PCI_PMBAR1 0xa6 /* 8 bits */
#define PCI_SIBAR 0xa8 /* 8 bits */
#define PCI_SIBAR_ADDRESS_MASK 0xf
#define PCI_ISIZE 0xa9 /* 8 bits */
#define PCI_ISIZE_16M 0xf
#define PCI_ISIZE_32M 0xe
#define PCI_ISIZE_64M 0xc
#define PCI_ISIZE_128M 0x8
#define PCI_ISIZE_256M 0x0
#define PCI_PIBAR 0xaa /* 8 bits */
#define PCI_CPU_COUNTER_LIMIT_HI 0xac /* 32 bits */
#define PCI_CPU_COUNTER_LIMIT_LO 0xb0 /* 32 bits */
#define PCI_CPU_COUNTER_LIMIT 0xb4 /* 32 bits */
#define PCI_SYS_LIMIT 0xb8 /* 32 bits */
#define PCI_SYS_COUNTER 0xbc /* 32 bits */
#define PCI_SYS_COUNTER_OVERFLOW (1<<31) /* Limit reached */
#define PCI_SYS_LIMIT_PSEUDO 0xc0 /* 32 bits */
#define PCI_USER_TIMER_CONTROL 0xc4 /* 8 bits */
#define PCI_USER_TIMER_CONFIG 0xc5 /* 8 bits */
#define PCI_COUNTER_IRQ 0xc6 /* 8 bits */
#define PCI_COUNTER_IRQ_SET(sys_irq, cpu_irq) ((((sys_irq) & 0xf) << 4) | \
((cpu_irq) & 0xf))
#define PCI_COUNTER_IRQ_SYS(v) (((v) >> 4) & 0xf)
#define PCI_COUNTER_IRQ_CPU(v) ((v) & 0xf)
#define PCI_PIO_ERROR_COMMAND 0xc7 /* 8 bits */
#define PCI_PIO_ERROR_ADDRESS 0xc8 /* 32 bits */
#define PCI_IOTLB_ERROR_ADDRESS 0xcc /* 32 bits */
#define PCI_SYS_STATUS 0xd0 /* 8 bits */
#define PCI_SYS_STATUS_RESET_ENABLE (1<<0)
#define PCI_SYS_STATUS_RESET (1<<1)
#define PCI_SYS_STATUS_WATCHDOG_RESET (1<<4)
#define PCI_SYS_STATUS_PCI_RESET (1<<5)
#define PCI_SYS_STATUS_PCI_RESET_ENABLE (1<<6)
#define PCI_SYS_STATUS_PCI_SATTELITE_MODE (1<<7)
#endif /* !(__SPARC_PCIC_H) */
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