Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ALPHA_MACHVEC_H |
| 2 | #define __ALPHA_MACHVEC_H 1 |
| 3 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | #include <linux/types.h> |
| 5 | |
| 6 | /* |
| 7 | * This file gets pulled in by asm/io.h from user space. We don't |
| 8 | * want most of this escaping. |
| 9 | */ |
| 10 | |
| 11 | #ifdef __KERNEL__ |
| 12 | |
| 13 | /* The following structure vectors all of the I/O and IRQ manipulation |
| 14 | from the generic kernel to the hardware specific backend. */ |
| 15 | |
| 16 | struct task_struct; |
| 17 | struct mm_struct; |
| 18 | struct pt_regs; |
| 19 | struct vm_area_struct; |
| 20 | struct linux_hose_info; |
| 21 | struct pci_dev; |
| 22 | struct pci_ops; |
| 23 | struct pci_controller; |
| 24 | struct _alpha_agp_info; |
| 25 | |
| 26 | struct alpha_machine_vector |
| 27 | { |
| 28 | /* This "belongs" down below with the rest of the runtime |
| 29 | variables, but it is convenient for entry.S if these |
| 30 | two slots are at the beginning of the struct. */ |
| 31 | unsigned long hae_cache; |
| 32 | unsigned long *hae_register; |
| 33 | |
| 34 | int nr_irqs; |
| 35 | int rtc_port; |
| 36 | unsigned int max_asn; |
| 37 | unsigned long max_isa_dma_address; |
| 38 | unsigned long irq_probe_mask; |
| 39 | unsigned long iack_sc; |
| 40 | unsigned long min_io_address; |
| 41 | unsigned long min_mem_address; |
| 42 | unsigned long pci_dac_offset; |
| 43 | |
| 44 | void (*mv_pci_tbi)(struct pci_controller *hose, |
| 45 | dma_addr_t start, dma_addr_t end); |
| 46 | |
| 47 | unsigned int (*mv_ioread8)(void __iomem *); |
| 48 | unsigned int (*mv_ioread16)(void __iomem *); |
| 49 | unsigned int (*mv_ioread32)(void __iomem *); |
| 50 | |
| 51 | void (*mv_iowrite8)(u8, void __iomem *); |
| 52 | void (*mv_iowrite16)(u16, void __iomem *); |
| 53 | void (*mv_iowrite32)(u32, void __iomem *); |
| 54 | |
| 55 | u8 (*mv_readb)(const volatile void __iomem *); |
| 56 | u16 (*mv_readw)(const volatile void __iomem *); |
| 57 | u32 (*mv_readl)(const volatile void __iomem *); |
| 58 | u64 (*mv_readq)(const volatile void __iomem *); |
| 59 | |
| 60 | void (*mv_writeb)(u8, volatile void __iomem *); |
| 61 | void (*mv_writew)(u16, volatile void __iomem *); |
| 62 | void (*mv_writel)(u32, volatile void __iomem *); |
| 63 | void (*mv_writeq)(u64, volatile void __iomem *); |
| 64 | |
| 65 | void __iomem *(*mv_ioportmap)(unsigned long); |
| 66 | void __iomem *(*mv_ioremap)(unsigned long, unsigned long); |
| 67 | void (*mv_iounmap)(volatile void __iomem *); |
| 68 | int (*mv_is_ioaddr)(unsigned long); |
| 69 | int (*mv_is_mmio)(const volatile void __iomem *); |
| 70 | |
| 71 | void (*mv_switch_mm)(struct mm_struct *, struct mm_struct *, |
| 72 | struct task_struct *); |
| 73 | void (*mv_activate_mm)(struct mm_struct *, struct mm_struct *); |
| 74 | |
| 75 | void (*mv_flush_tlb_current)(struct mm_struct *); |
| 76 | void (*mv_flush_tlb_current_page)(struct mm_struct * mm, |
| 77 | struct vm_area_struct *vma, |
| 78 | unsigned long addr); |
| 79 | |
| 80 | void (*update_irq_hw)(unsigned long, unsigned long, int); |
| 81 | void (*ack_irq)(unsigned long); |
| 82 | void (*device_interrupt)(unsigned long vector, struct pt_regs *regs); |
| 83 | void (*machine_check)(u64 vector, u64 la, struct pt_regs *regs); |
| 84 | |
| 85 | void (*smp_callin)(void); |
| 86 | void (*init_arch)(void); |
| 87 | void (*init_irq)(void); |
| 88 | void (*init_rtc)(void); |
| 89 | void (*init_pci)(void); |
| 90 | void (*kill_arch)(int); |
| 91 | |
| 92 | u8 (*pci_swizzle)(struct pci_dev *, u8 *); |
| 93 | int (*pci_map_irq)(struct pci_dev *, u8, u8); |
| 94 | struct pci_ops *pci_ops; |
| 95 | |
| 96 | struct _alpha_agp_info *(*agp_info)(void); |
| 97 | |
| 98 | const char *vector_name; |
| 99 | |
| 100 | /* NUMA information */ |
| 101 | int (*pa_to_nid)(unsigned long); |
| 102 | int (*cpuid_to_nid)(int); |
| 103 | unsigned long (*node_mem_start)(int); |
| 104 | unsigned long (*node_mem_size)(int); |
| 105 | |
| 106 | /* System specific parameters. */ |
| 107 | union { |
| 108 | struct { |
| 109 | unsigned long gru_int_req_bits; |
| 110 | } cia; |
| 111 | |
| 112 | struct { |
| 113 | unsigned long gamma_bias; |
| 114 | } t2; |
| 115 | |
| 116 | struct { |
| 117 | unsigned int route_tab; |
| 118 | } sio; |
| 119 | } sys; |
| 120 | }; |
| 121 | |
| 122 | extern struct alpha_machine_vector alpha_mv; |
| 123 | |
| 124 | #ifdef CONFIG_ALPHA_GENERIC |
| 125 | extern int alpha_using_srm; |
| 126 | #else |
| 127 | #ifdef CONFIG_ALPHA_SRM |
| 128 | #define alpha_using_srm 1 |
| 129 | #else |
| 130 | #define alpha_using_srm 0 |
| 131 | #endif |
| 132 | #endif /* GENERIC */ |
| 133 | |
| 134 | #endif |
| 135 | #endif /* __ALPHA_MACHVEC_H */ |