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+/*
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+ * Machine vector for IA-64.
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+ *
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+ * Copyright (C) 1999 Silicon Graphics, Inc.
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+ * Copyright (C) Srinivasa Thirumalachar <sprasad@engr.sgi.com>
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+ * Copyright (C) Vijay Chander <vijay@engr.sgi.com>
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+ * Copyright (C) 1999-2001, 2003-2004 Hewlett-Packard Co.
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+ * David Mosberger-Tang <davidm@hpl.hp.com>
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+ */
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+#ifndef _ASM_IA64_MACHVEC_H
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+#define _ASM_IA64_MACHVEC_H
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+
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+#include <linux/types.h>
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+
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+/* forward declarations: */
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+struct device;
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+struct pt_regs;
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+struct scatterlist;
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+struct page;
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+struct mm_struct;
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+struct pci_bus;
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+struct task_struct;
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+struct pci_dev;
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+struct msi_desc;
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+struct dma_attrs;
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+
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+typedef void ia64_mv_setup_t (char **);
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+typedef void ia64_mv_cpu_init_t (void);
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+typedef void ia64_mv_irq_init_t (void);
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+typedef void ia64_mv_send_ipi_t (int, int, int, int);
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+typedef void ia64_mv_timer_interrupt_t (int, void *);
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+typedef void ia64_mv_global_tlb_purge_t (struct mm_struct *, unsigned long, unsigned long, unsigned long);
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+typedef void ia64_mv_tlb_migrate_finish_t (struct mm_struct *);
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+typedef u8 ia64_mv_irq_to_vector (int);
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+typedef unsigned int ia64_mv_local_vector_to_irq (u8);
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+typedef char *ia64_mv_pci_get_legacy_mem_t (struct pci_bus *);
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+typedef int ia64_mv_pci_legacy_read_t (struct pci_bus *, u16 port, u32 *val,
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+ u8 size);
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+typedef int ia64_mv_pci_legacy_write_t (struct pci_bus *, u16 port, u32 val,
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+ u8 size);
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+typedef void ia64_mv_migrate_t(struct task_struct * task);
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+typedef void ia64_mv_pci_fixup_bus_t (struct pci_bus *);
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+typedef void ia64_mv_kernel_launch_event_t(void);
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+
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+/* DMA-mapping interface: */
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+typedef void ia64_mv_dma_init (void);
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+typedef u64 ia64_mv_dma_get_required_mask (struct device *);
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+typedef struct dma_map_ops *ia64_mv_dma_get_ops(struct device *);
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+
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+/*
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+ * WARNING: The legacy I/O space is _architected_. Platforms are
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+ * expected to follow this architected model (see Section 10.7 in the
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+ * IA-64 Architecture Software Developer's Manual). Unfortunately,
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+ * some broken machines do not follow that model, which is why we have
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+ * to make the inX/outX operations part of the machine vector.
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+ * Platform designers should follow the architected model whenever
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+ * possible.
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+ */
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+typedef unsigned int ia64_mv_inb_t (unsigned long);
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+typedef unsigned int ia64_mv_inw_t (unsigned long);
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+typedef unsigned int ia64_mv_inl_t (unsigned long);
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+typedef void ia64_mv_outb_t (unsigned char, unsigned long);
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+typedef void ia64_mv_outw_t (unsigned short, unsigned long);
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+typedef void ia64_mv_outl_t (unsigned int, unsigned long);
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+typedef void ia64_mv_mmiowb_t (void);
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+typedef unsigned char ia64_mv_readb_t (const volatile void __iomem *);
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+typedef unsigned short ia64_mv_readw_t (const volatile void __iomem *);
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+typedef unsigned int ia64_mv_readl_t (const volatile void __iomem *);
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+typedef unsigned long ia64_mv_readq_t (const volatile void __iomem *);
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+typedef unsigned char ia64_mv_readb_relaxed_t (const volatile void __iomem *);
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+typedef unsigned short ia64_mv_readw_relaxed_t (const volatile void __iomem *);
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+typedef unsigned int ia64_mv_readl_relaxed_t (const volatile void __iomem *);
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+typedef unsigned long ia64_mv_readq_relaxed_t (const volatile void __iomem *);
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+
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+typedef int ia64_mv_setup_msi_irq_t (struct pci_dev *pdev, struct msi_desc *);
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+typedef void ia64_mv_teardown_msi_irq_t (unsigned int irq);
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+
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+static inline void
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+machvec_noop (void)
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+{
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+}
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+
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+static inline void
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+machvec_noop_mm (struct mm_struct *mm)
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+{
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+}
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+
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+static inline void
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+machvec_noop_task (struct task_struct *task)
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+{
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+}
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+
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+static inline void
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+machvec_noop_bus (struct pci_bus *bus)
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+{
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+}
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+
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+extern void machvec_setup (char **);
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+extern void machvec_timer_interrupt (int, void *);
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+extern void machvec_tlb_migrate_finish (struct mm_struct *);
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+
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+# if defined (CONFIG_IA64_HP_SIM)
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+# include <asm/machvec_hpsim.h>
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+# elif defined (CONFIG_IA64_DIG)
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+# include <asm/machvec_dig.h>
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+# elif defined(CONFIG_IA64_DIG_VTD)
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+# include <asm/machvec_dig_vtd.h>
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+# elif defined (CONFIG_IA64_HP_ZX1)
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+# include <asm/machvec_hpzx1.h>
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+# elif defined (CONFIG_IA64_HP_ZX1_SWIOTLB)
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+# include <asm/machvec_hpzx1_swiotlb.h>
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+# elif defined (CONFIG_IA64_SGI_SN2)
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+# include <asm/machvec_sn2.h>
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+# elif defined (CONFIG_IA64_SGI_UV)
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+# include <asm/machvec_uv.h>
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+# elif defined (CONFIG_IA64_XEN_GUEST)
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+# include <asm/machvec_xen.h>
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+# elif defined (CONFIG_IA64_GENERIC)
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+
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+# ifdef MACHVEC_PLATFORM_HEADER
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+# include MACHVEC_PLATFORM_HEADER
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+# else
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+# define ia64_platform_name ia64_mv.name
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+# define platform_setup ia64_mv.setup
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+# define platform_cpu_init ia64_mv.cpu_init
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+# define platform_irq_init ia64_mv.irq_init
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+# define platform_send_ipi ia64_mv.send_ipi
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+# define platform_timer_interrupt ia64_mv.timer_interrupt
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+# define platform_global_tlb_purge ia64_mv.global_tlb_purge
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+# define platform_tlb_migrate_finish ia64_mv.tlb_migrate_finish
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+# define platform_dma_init ia64_mv.dma_init
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+# define platform_dma_get_required_mask ia64_mv.dma_get_required_mask
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+# define platform_dma_get_ops ia64_mv.dma_get_ops
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+# define platform_irq_to_vector ia64_mv.irq_to_vector
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+# define platform_local_vector_to_irq ia64_mv.local_vector_to_irq
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+# define platform_pci_get_legacy_mem ia64_mv.pci_get_legacy_mem
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+# define platform_pci_legacy_read ia64_mv.pci_legacy_read
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+# define platform_pci_legacy_write ia64_mv.pci_legacy_write
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+# define platform_inb ia64_mv.inb
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+# define platform_inw ia64_mv.inw
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+# define platform_inl ia64_mv.inl
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+# define platform_outb ia64_mv.outb
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+# define platform_outw ia64_mv.outw
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+# define platform_outl ia64_mv.outl
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+# define platform_mmiowb ia64_mv.mmiowb
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+# define platform_readb ia64_mv.readb
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+# define platform_readw ia64_mv.readw
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+# define platform_readl ia64_mv.readl
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+# define platform_readq ia64_mv.readq
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+# define platform_readb_relaxed ia64_mv.readb_relaxed
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+# define platform_readw_relaxed ia64_mv.readw_relaxed
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+# define platform_readl_relaxed ia64_mv.readl_relaxed
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+# define platform_readq_relaxed ia64_mv.readq_relaxed
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+# define platform_migrate ia64_mv.migrate
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+# define platform_setup_msi_irq ia64_mv.setup_msi_irq
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+# define platform_teardown_msi_irq ia64_mv.teardown_msi_irq
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+# define platform_pci_fixup_bus ia64_mv.pci_fixup_bus
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+# define platform_kernel_launch_event ia64_mv.kernel_launch_event
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+# endif
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+
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+/* __attribute__((__aligned__(16))) is required to make size of the
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+ * structure multiple of 16 bytes.
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+ * This will fillup the holes created because of section 3.3.1 in
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+ * Software Conventions guide.
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+ */
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+struct ia64_machine_vector {
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+ const char *name;
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+ ia64_mv_setup_t *setup;
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+ ia64_mv_cpu_init_t *cpu_init;
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+ ia64_mv_irq_init_t *irq_init;
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+ ia64_mv_send_ipi_t *send_ipi;
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+ ia64_mv_timer_interrupt_t *timer_interrupt;
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+ ia64_mv_global_tlb_purge_t *global_tlb_purge;
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+ ia64_mv_tlb_migrate_finish_t *tlb_migrate_finish;
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+ ia64_mv_dma_init *dma_init;
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+ ia64_mv_dma_get_required_mask *dma_get_required_mask;
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+ ia64_mv_dma_get_ops *dma_get_ops;
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+ ia64_mv_irq_to_vector *irq_to_vector;
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+ ia64_mv_local_vector_to_irq *local_vector_to_irq;
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+ ia64_mv_pci_get_legacy_mem_t *pci_get_legacy_mem;
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+ ia64_mv_pci_legacy_read_t *pci_legacy_read;
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+ ia64_mv_pci_legacy_write_t *pci_legacy_write;
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+ ia64_mv_inb_t *inb;
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+ ia64_mv_inw_t *inw;
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+ ia64_mv_inl_t *inl;
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