1 /* 2 * pcic.h: JavaEngine 1 specific PCI definitions. 3 * 4 * Copyright (C) 1998 V. Roganov and G. Raiko 5 */ 6 7 #ifndef __SPARC_PCIC_H 8 #define __SPARC_PCIC_H 9 10 #ifndef __ASSEMBLY__ 11 12 #include <linux/types.h> 13 #include <linux/smp.h> 14 #include <linux/pci.h> 15 #include <linux/ioport.h> 16 #include <asm/pbm.h> 17 18 struct linux_pcic { 19 void __iomem *pcic_regs; 20 unsigned long pcic_io; 21 void __iomem *pcic_config_space_addr; 22 void __iomem *pcic_config_space_data; 23 struct resource pcic_res_regs; 24 struct resource pcic_res_io; 25 struct resource pcic_res_cfg_addr; 26 struct resource pcic_res_cfg_data; 27 struct linux_pbm_info pbm; 28 struct pcic_ca2irq *pcic_imap; 29 int pcic_imdim; 30 }; 31 32 #ifdef CONFIG_PCIC_PCI 33 int pcic_present(void); 34 int pcic_probe(void); 35 void pci_time_init(void); 36 void sun4m_pci_init_IRQ(void); 37 #else pcic_present(void)38 static inline int pcic_present(void) { return 0; } pcic_probe(void)39 static inline int pcic_probe(void) { return 0; } pci_time_init(void)40 static inline void pci_time_init(void) {} sun4m_pci_init_IRQ(void)41 static inline void sun4m_pci_init_IRQ(void) {} 42 #endif 43 #endif 44 45 /* Size of PCI I/O space which we relocate. */ 46 #define PCI_SPACE_SIZE 0x1000000 /* 16 MB */ 47 48 /* PCIC Register Set. */ 49 #define PCI_DIAGNOSTIC_0 0x40 /* 32 bits */ 50 #define PCI_SIZE_0 0x44 /* 32 bits */ 51 #define PCI_SIZE_1 0x48 /* 32 bits */ 52 #define PCI_SIZE_2 0x4c /* 32 bits */ 53 #define PCI_SIZE_3 0x50 /* 32 bits */ 54 #define PCI_SIZE_4 0x54 /* 32 bits */ 55 #define PCI_SIZE_5 0x58 /* 32 bits */ 56 #define PCI_PIO_CONTROL 0x60 /* 8 bits */ 57 #define PCI_DVMA_CONTROL 0x62 /* 8 bits */ 58 #define PCI_DVMA_CONTROL_INACTIVITY_REQ (1<<0) 59 #define PCI_DVMA_CONTROL_IOTLB_ENABLE (1<<0) 60 #define PCI_DVMA_CONTROL_IOTLB_DISABLE 0 61 #define PCI_DVMA_CONTROL_INACTIVITY_ACK (1<<4) 62 #define PCI_INTERRUPT_CONTROL 0x63 /* 8 bits */ 63 #define PCI_CPU_INTERRUPT_PENDING 0x64 /* 32 bits */ 64 #define PCI_DIAGNOSTIC_1 0x68 /* 16 bits */ 65 #define PCI_SOFTWARE_INT_CLEAR 0x6a /* 16 bits */ 66 #define PCI_SOFTWARE_INT_SET 0x6e /* 16 bits */ 67 #define PCI_SYS_INT_PENDING 0x70 /* 32 bits */ 68 #define PCI_SYS_INT_PENDING_PIO 0x40000000 69 #define PCI_SYS_INT_PENDING_DMA 0x20000000 70 #define PCI_SYS_INT_PENDING_PCI 0x10000000 71 #define PCI_SYS_INT_PENDING_APSR 0x08000000 72 #define PCI_SYS_INT_TARGET_MASK 0x74 /* 32 bits */ 73 #define PCI_SYS_INT_TARGET_MASK_CLEAR 0x78 /* 32 bits */ 74 #define PCI_SYS_INT_TARGET_MASK_SET 0x7c /* 32 bits */ 75 #define PCI_SYS_INT_PENDING_CLEAR 0x83 /* 8 bits */ 76 #define PCI_SYS_INT_PENDING_CLEAR_ALL 0x80 77 #define PCI_SYS_INT_PENDING_CLEAR_PIO 0x40 78 #define PCI_SYS_INT_PENDING_CLEAR_DMA 0x20 79 #define PCI_SYS_INT_PENDING_CLEAR_PCI 0x10 80 #define PCI_IOTLB_CONTROL 0x84 /* 8 bits */ 81 #define PCI_INT_SELECT_LO 0x88 /* 16 bits */ 82 #define PCI_ARBITRATION_SELECT 0x8a /* 16 bits */ 83 #define PCI_INT_SELECT_HI 0x8c /* 16 bits */ 84 #define PCI_HW_INT_OUTPUT 0x8e /* 16 bits */ 85 #define PCI_IOTLB_RAM_INPUT 0x90 /* 32 bits */ 86 #define PCI_IOTLB_CAM_INPUT 0x94 /* 32 bits */ 87 #define PCI_IOTLB_RAM_OUTPUT 0x98 /* 32 bits */ 88 #define PCI_IOTLB_CAM_OUTPUT 0x9c /* 32 bits */ 89 #define PCI_SMBAR0 0xa0 /* 8 bits */ 90 #define PCI_MSIZE0 0xa1 /* 8 bits */ 91 #define PCI_PMBAR0 0xa2 /* 8 bits */ 92 #define PCI_SMBAR1 0xa4 /* 8 bits */ 93 #define PCI_MSIZE1 0xa5 /* 8 bits */ 94 #define PCI_PMBAR1 0xa6 /* 8 bits */ 95 #define PCI_SIBAR 0xa8 /* 8 bits */ 96 #define PCI_SIBAR_ADDRESS_MASK 0xf 97 #define PCI_ISIZE 0xa9 /* 8 bits */ 98 #define PCI_ISIZE_16M 0xf 99 #define PCI_ISIZE_32M 0xe 100 #define PCI_ISIZE_64M 0xc 101 #define PCI_ISIZE_128M 0x8 102 #define PCI_ISIZE_256M 0x0 103 #define PCI_PIBAR 0xaa /* 8 bits */ 104 #define PCI_CPU_COUNTER_LIMIT_HI 0xac /* 32 bits */ 105 #define PCI_CPU_COUNTER_LIMIT_LO 0xb0 /* 32 bits */ 106 #define PCI_CPU_COUNTER_LIMIT 0xb4 /* 32 bits */ 107 #define PCI_SYS_LIMIT 0xb8 /* 32 bits */ 108 #define PCI_SYS_COUNTER 0xbc /* 32 bits */ 109 #define PCI_SYS_COUNTER_OVERFLOW (1<<31) /* Limit reached */ 110 #define PCI_SYS_LIMIT_PSEUDO 0xc0 /* 32 bits */ 111 #define PCI_USER_TIMER_CONTROL 0xc4 /* 8 bits */ 112 #define PCI_USER_TIMER_CONFIG 0xc5 /* 8 bits */ 113 #define PCI_COUNTER_IRQ 0xc6 /* 8 bits */ 114 #define PCI_COUNTER_IRQ_SET(sys_irq, cpu_irq) ((((sys_irq) & 0xf) << 4) | \ 115 ((cpu_irq) & 0xf)) 116 #define PCI_COUNTER_IRQ_SYS(v) (((v) >> 4) & 0xf) 117 #define PCI_COUNTER_IRQ_CPU(v) ((v) & 0xf) 118 #define PCI_PIO_ERROR_COMMAND 0xc7 /* 8 bits */ 119 #define PCI_PIO_ERROR_ADDRESS 0xc8 /* 32 bits */ 120 #define PCI_IOTLB_ERROR_ADDRESS 0xcc /* 32 bits */ 121 #define PCI_SYS_STATUS 0xd0 /* 8 bits */ 122 #define PCI_SYS_STATUS_RESET_ENABLE (1<<0) 123 #define PCI_SYS_STATUS_RESET (1<<1) 124 #define PCI_SYS_STATUS_WATCHDOG_RESET (1<<4) 125 #define PCI_SYS_STATUS_PCI_RESET (1<<5) 126 #define PCI_SYS_STATUS_PCI_RESET_ENABLE (1<<6) 127 #define PCI_SYS_STATUS_PCI_SATTELITE_MODE (1<<7) 128 129 #endif /* !(__SPARC_PCIC_H) */ 130