[mirror_ubuntu-eoan-kernel.git] / arch / ia64 / include / asm / machvec.h

/*
 * Machine vector for IA-64.
 *
 * Copyright (C) 1999 Silicon Graphics, Inc.
 * Copyright (C) Srinivasa Thirumalachar <sprasad@engr.sgi.com>
 * Copyright (C) Vijay Chander <vijay@engr.sgi.com>
 * Copyright (C) 1999-2001, 2003-2004 Hewlett-Packard Co.
 *	David Mosberger-Tang <davidm@hpl.hp.com>
 */
#ifndef _ASM_IA64_MACHVEC_H
#define _ASM_IA64_MACHVEC_H

#include <linux/types.h>
#include <linux/swiotlb.h>

/* forward declarations: */
struct device;
struct pt_regs;
struct scatterlist;
struct page;
struct mm_struct;
struct pci_bus;
struct task_struct;
struct pci_dev;
struct msi_desc;
struct dma_attrs;

typedef void ia64_mv_setup_t (char **);
typedef void ia64_mv_cpu_init_t (void);
typedef void ia64_mv_irq_init_t (void);
typedef void ia64_mv_send_ipi_t (int, int, int, int);
typedef void ia64_mv_timer_interrupt_t (int, void *);
typedef void ia64_mv_global_tlb_purge_t (struct mm_struct *, unsigned long, unsigned long, unsigned long);
typedef void ia64_mv_tlb_migrate_finish_t (struct mm_struct *);
typedef u8 ia64_mv_irq_to_vector (int);
typedef unsigned int ia64_mv_local_vector_to_irq (u8);
typedef char *ia64_mv_pci_get_legacy_mem_t (struct pci_bus *);
typedef int ia64_mv_pci_legacy_read_t (struct pci_bus *, u16 port, u32 *val,
				       u8 size);
typedef int ia64_mv_pci_legacy_write_t (struct pci_bus *, u16 port, u32 val,
					u8 size);
typedef void ia64_mv_migrate_t(struct task_struct * task);
typedef void ia64_mv_pci_fixup_bus_t (struct pci_bus *);
typedef void ia64_mv_kernel_launch_event_t(void);

/* DMA-mapping interface: */
typedef void ia64_mv_dma_init (void);
typedef void *ia64_mv_dma_alloc_coherent (struct device *, size_t, dma_addr_t *, gfp_t);
typedef void ia64_mv_dma_free_coherent (struct device *, size_t, void *, dma_addr_t);
typedef dma_addr_t ia64_mv_dma_map_single (struct device *, void *, size_t, int);
typedef void ia64_mv_dma_unmap_single (struct device *, dma_addr_t, size_t, int);
typedef int ia64_mv_dma_map_sg (struct device *, struct scatterlist *, int, int);
typedef void ia64_mv_dma_unmap_sg (struct device *, struct scatterlist *, int, int);
typedef void ia64_mv_dma_sync_single_for_cpu (struct device *, dma_addr_t, size_t, int);
typedef void ia64_mv_dma_sync_sg_for_cpu (struct device *, struct scatterlist *, int, int);
typedef void ia64_mv_dma_sync_single_for_device (struct device *, dma_addr_t, size_t, int);
typedef void ia64_mv_dma_sync_sg_for_device (struct device *, struct scatterlist *, int, int);
typedef int ia64_mv_dma_mapping_error(struct device *, dma_addr_t dma_addr);
typedef int ia64_mv_dma_supported (struct device *, u64);

typedef dma_addr_t ia64_mv_dma_map_single_attrs (struct device *, void *, size_t, int, struct dma_attrs *);
typedef void ia64_mv_dma_unmap_single_attrs (struct device *, dma_addr_t, size_t, int, struct dma_attrs *);
typedef int ia64_mv_dma_map_sg_attrs (struct device *, struct scatterlist *, int, int, struct dma_attrs *);
typedef void ia64_mv_dma_unmap_sg_attrs (struct device *, struct scatterlist *, int, int, struct dma_attrs *);

/*
 * WARNING: The legacy I/O space is _architected_.  Platforms are
 * expected to follow this architected model (see Section 10.7 in the
 * IA-64 Architecture Software Developer's Manual).  Unfortunately,
 * some broken machines do not follow that model, which is why we have
 * to make the inX/outX operations part of the machine vector.
 * Platform designers should follow the architected model whenever
 * possible.
 */
typedef unsigned int ia64_mv_inb_t (unsigned long);
typedef unsigned int ia64_mv_inw_t (unsigned long);
typedef unsigned int ia64_mv_inl_t (unsigned long);
typedef void ia64_mv_outb_t (unsigned char, unsigned long);
typedef void ia64_mv_outw_t (unsigned short, unsigned long);
typedef void ia64_mv_outl_t (unsigned int, unsigned long);
typedef void ia64_mv_mmiowb_t (void);
typedef unsigned char ia64_mv_readb_t (const volatile void __iomem *);
typedef unsigned short ia64_mv_readw_t (const volatile void __iomem *);
typedef unsigned int ia64_mv_readl_t (const volatile void __iomem *);
typedef unsigned long ia64_mv_readq_t (const volatile void __iomem *);
typedef unsigned char ia64_mv_readb_relaxed_t (const volatile void __iomem *);
typedef unsigned short ia64_mv_readw_relaxed_t (const volatile void __iomem *);
typedef unsigned int ia64_mv_readl_relaxed_t (const volatile void __iomem *);
typedef unsigned long ia64_mv_readq_relaxed_t (const volatile void __iomem *);

typedef int ia64_mv_setup_msi_irq_t (struct pci_dev *pdev, struct msi_desc *);
typedef void ia64_mv_teardown_msi_irq_t (unsigned int irq);

static inline void
machvec_noop (void)
{
}

static inline void
machvec_noop_mm (struct mm_struct *mm)
{
}

static inline void
machvec_noop_task (struct task_struct *task)
{
}

static inline void
machvec_noop_bus (struct pci_bus *bus)
{
}

extern void machvec_setup (char **);
extern void machvec_timer_interrupt (int, void *);
extern void machvec_dma_sync_single (struct device *, dma_addr_t, size_t, int);
extern void machvec_dma_sync_sg (struct device *, struct scatterlist *, int, int);
extern void machvec_tlb_migrate_finish (struct mm_struct *);

# if defined (CONFIG_IA64_HP_SIM)
#  include <asm/machvec_hpsim.h>
# elif defined (CONFIG_IA64_DIG)
#  include <asm/machvec_dig.h>
# elif defined(CONFIG_IA64_DIG_VTD)
#  include <asm/machvec_dig_vtd.h>
# elif defined (CONFIG_IA64_HP_ZX1)
#  include <asm/machvec_hpzx1.h>
# elif defined (CONFIG_IA64_HP_ZX1_SWIOTLB)
#  include <asm/machvec_hpzx1_swiotlb.h>
# elif defined (CONFIG_IA64_SGI_SN2)
#  include <asm/machvec_sn2.h>
# elif defined (CONFIG_IA64_SGI_UV)
#  include <asm/machvec_uv.h>
# elif defined (CONFIG_IA64_XEN_GUEST)
#  include <asm/machvec_xen.h>
# elif defined (CONFIG_IA64_GENERIC)

# ifdef MACHVEC_PLATFORM_HEADER
#  include MACHVEC_PLATFORM_HEADER
# else
#  define platform_name		ia64_mv.name
#  define platform_setup	ia64_mv.setup
#  define platform_cpu_init	ia64_mv.cpu_init
#  define platform_irq_init	ia64_mv.irq_init
#  define platform_send_ipi	ia64_mv.send_ipi
#  define platform_timer_interrupt	ia64_mv.timer_interrupt
#  define platform_global_tlb_purge	ia64_mv.global_tlb_purge
#  define platform_tlb_migrate_finish	ia64_mv.tlb_migrate_finish
#  define platform_dma_init		ia64_mv.dma_init
#  define platform_dma_alloc_coherent	ia64_mv.dma_alloc_coherent
#  define platform_dma_free_coherent	ia64_mv.dma_free_coherent
#  define platform_dma_map_single_attrs	ia64_mv.dma_map_single_attrs
#  define platform_dma_unmap_single_attrs	ia64_mv.dma_unmap_single_attrs
#  define platform_dma_map_sg_attrs	ia64_mv.dma_map_sg_attrs
#  define platform_dma_unmap_sg_attrs	ia64_mv.dma_unmap_sg_attrs
#  define platform_dma_sync_single_for_cpu ia64_mv.dma_sync_single_for_cpu
#  define platform_dma_sync_sg_for_cpu	ia64_mv.dma_sync_sg_for_cpu
#  define platform_dma_sync_single_for_device ia64_mv.dma_sync_single_for_device
#  define platform_dma_sync_sg_for_device ia64_mv.dma_sync_sg_for_device
#  define platform_dma_mapping_error		ia64_mv.dma_mapping_error
#  define platform_dma_supported	ia64_mv.dma_supported
#  define platform_irq_to_vector	ia64_mv.irq_to_vector
#  define platform_local_vector_to_irq	ia64_mv.local_vector_to_irq
#  define platform_pci_get_legacy_mem	ia64_mv.pci_get_legacy_mem
#  define platform_pci_legacy_read	ia64_mv.pci_legacy_read
#  define platform_pci_legacy_write	ia64_mv.pci_legacy_write
#  define platform_inb		ia64_mv.inb
#  define platform_inw		ia64_mv.inw
#  define platform_inl		ia64_mv.inl
#  define platform_outb		ia64_mv.outb
#  define platform_outw		ia64_mv.outw
#  define platform_outl		ia64_mv.outl
#  define platform_mmiowb	ia64_mv.mmiowb
#  define platform_readb        ia64_mv.readb
#  define platform_readw        ia64_mv.readw
#  define platform_readl        ia64_mv.readl
#  define platform_readq        ia64_mv.readq
#  define platform_readb_relaxed        ia64_mv.readb_relaxed
#  define platform_readw_relaxed        ia64_mv.readw_relaxed
#  define platform_readl_relaxed        ia64_mv.readl_relaxed
#  define platform_readq_relaxed        ia64_mv.readq_relaxed
#  define platform_migrate		ia64_mv.migrate
#  define platform_setup_msi_irq	ia64_mv.setup_msi_irq
#  define platform_teardown_msi_irq	ia64_mv.teardown_msi_irq
#  define platform_pci_fixup_bus	ia64_mv.pci_fixup_bus
#  define platform_kernel_launch_event	ia64_mv.kernel_launch_event
# endif

/* __attribute__((__aligned__(16))) is required to make size of the
 * structure multiple of 16 bytes.
 * This will fillup the holes created because of section 3.3.1 in
 * Software Conventions guide.
 */
struct ia64_machine_vector {
	const char *name;
	ia64_mv_setup_t *setup;
	ia64_mv_cpu_init_t *cpu_init;
	ia64_mv_irq_init_t *irq_init;
	ia64_mv_send_ipi_t *send_ipi;
	ia64_mv_timer_interrupt_t *timer_interrupt;
	ia64_mv_global_tlb_purge_t *global_tlb_purge;
	ia64_mv_tlb_migrate_finish_t *tlb_migrate_finish;
	ia64_mv_dma_init *dma_init;
	ia64_mv_dma_alloc_coherent *dma_alloc_coherent;
	ia64_mv_dma_free_coherent *dma_free_coherent;
	ia64_mv_dma_map_single_attrs *dma_map_single_attrs;
	ia64_mv_dma_unmap_single_attrs *dma_unmap_single_attrs;
	ia64_mv_dma_map_sg_attrs *dma_map_sg_attrs;
	ia64_mv_dma_unmap_sg_attrs *dma_unmap_sg_attrs;
	ia64_mv_dma_sync_single_for_cpu *dma_sync_single_for_cpu;
	ia64_mv_dma_sync_sg_for_cpu *dma_sync_sg_for_cpu;
	ia64_mv_dma_sync_single_for_device *dma_sync_single_for_device;
	ia64_mv_dma_sync_sg_for_device *dma_sync_sg_for_device;
	ia64_mv_dma_mapping_error *dma_mapping_error;
	ia64_mv_dma_supported *dma_supported;
	ia64_mv_irq_to_vector *irq_to_vector;
	ia64_mv_local_vector_to_irq *local_vector_to_irq;
	ia64_mv_pci_get_legacy_mem_t *pci_get_legacy_mem;
	ia64_mv_pci_legacy_read_t *pci_legacy_read;
	ia64_mv_pci_legacy_write_t *pci_legacy_write;
	ia64_mv_inb_t *inb;
	ia64_mv_inw_t *inw;
	ia64_mv_inl_t *inl;
	ia64_mv_outb_t *outb;
	ia64_mv_outw_t *outw;
	ia64_mv_outl_t *outl;
	ia64_mv_mmiowb_t *mmiowb;
	ia64_mv_readb_t *readb;
	ia64_mv_readw_t *readw;
	ia64_mv_readl_t *readl;
	ia64_mv_readq_t *readq;
	ia64_mv_readb_relaxed_t *readb_relaxed;
	ia64_mv_readw_relaxed_t *readw_relaxed;
	ia64_mv_readl_relaxed_t *readl_relaxed;
	ia64_mv_readq_relaxed_t *readq_relaxed;
	ia64_mv_migrate_t *migrate;
	ia64_mv_setup_msi_irq_t *setup_msi_irq;
	ia64_mv_teardown_msi_irq_t *teardown_msi_irq;
	ia64_mv_pci_fixup_bus_t *pci_fixup_bus;
	ia64_mv_kernel_launch_event_t *kernel_launch_event;
} __attribute__((__aligned__(16))); /* align attrib? see above comment */

#define MACHVEC_INIT(name)			\
{						\
	#name,					\
	platform_setup,				\
	platform_cpu_init,			\
	platform_irq_init,			\
	platform_send_ipi,			\
	platform_timer_interrupt,		\
	platform_global_tlb_purge,		\
	platform_tlb_migrate_finish,		\
	platform_dma_init,			\
	platform_dma_alloc_coherent,		\
	platform_dma_free_coherent,		\
	platform_dma_map_single_attrs,		\
	platform_dma_unmap_single_attrs,	\
	platform_dma_map_sg_attrs,		\
	platform_dma_unmap_sg_attrs,		\
	platform_dma_sync_single_for_cpu,	\
	platform_dma_sync_sg_for_cpu,		\
	platform_dma_sync_single_for_device,	\
	platform_dma_sync_sg_for_device,	\
	platform_dma_mapping_error,			\
	platform_dma_supported,			\
	platform_irq_to_vector,			\
	platform_local_vector_to_irq,		\
	platform_pci_get_legacy_mem,		\
	platform_pci_legacy_read,		\
	platform_pci_legacy_write,		\
	platform_inb,				\
	platform_inw,				\
	platform_inl,				\
	platform_outb,				\
	platform_outw,				\
	platform_outl,				\
	platform_mmiowb,			\
	platform_readb,				\
	platform_readw,				\
	platform_readl,				\
	platform_readq,				\
	platform_readb_relaxed,			\
	platform_readw_relaxed,			\
	platform_readl_relaxed,			\
	platform_readq_relaxed,			\
	platform_migrate,			\
	platform_setup_msi_irq,			\
	platform_teardown_msi_irq,		\
	platform_pci_fixup_bus,			\
	platform_kernel_launch_event            \
}

extern struct ia64_machine_vector ia64_mv;
extern void machvec_init (const char *name);
extern void machvec_init_from_cmdline(const char *cmdline);

# else
#  error Unknown configuration.  Update arch/ia64/include/asm/machvec.h.
# endif /* CONFIG_IA64_GENERIC */

/*
 * Define default versions so we can extend machvec for new platforms without having
 * to update the machvec files for all existing platforms.
 */
#ifndef platform_setup
# define platform_setup			machvec_setup
#endif
#ifndef platform_cpu_init
# define platform_cpu_init		machvec_noop
#endif
#ifndef platform_irq_init
# define platform_irq_init		machvec_noop
#endif

#ifndef platform_send_ipi
# define platform_send_ipi		ia64_send_ipi	/* default to architected version */
#endif
#ifndef platform_timer_interrupt
# define platform_timer_interrupt 	machvec_timer_interrupt
#endif
#ifndef platform_global_tlb_purge
# define platform_global_tlb_purge	ia64_global_tlb_purge /* default to architected version */
#endif
#ifndef platform_tlb_migrate_finish
# define platform_tlb_migrate_finish	machvec_noop_mm
#endif
#ifndef platform_kernel_launch_event
# define platform_kernel_launch_event	machvec_noop
#endif
#ifndef platform_dma_init
# define platform_dma_init		swiotlb_init
#endif
#ifndef platform_dma_alloc_coherent
# define platform_dma_alloc_coherent	swiotlb_alloc_coherent
#endif
#ifndef platform_dma_free_coherent
# define platform_dma_free_coherent	swiotlb_free_coherent
#endif
#ifndef platform_dma_map_single_attrs
# define platform_dma_map_single_attrs	swiotlb_map_single_attrs
#endif
#ifndef platform_dma_unmap_single_attrs
# define platform_dma_unmap_single_attrs	swiotlb_unmap_single_attrs
#endif
#ifndef platform_dma_map_sg_attrs
# define platform_dma_map_sg_attrs	swiotlb_map_sg_attrs
#endif
#ifndef platform_dma_unmap_sg_attrs
# define platform_dma_unmap_sg_attrs	swiotlb_unmap_sg_attrs
#endif
#ifndef platform_dma_sync_single_for_cpu
# define platform_dma_sync_single_for_cpu	swiotlb_sync_single_for_cpu
#endif
#ifndef platform_dma_sync_sg_for_cpu
# define platform_dma_sync_sg_for_cpu		swiotlb_sync_sg_for_cpu
#endif
#ifndef platform_dma_sync_single_for_device
# define platform_dma_sync_single_for_device	swiotlb_sync_single_for_device
#endif
#ifndef platform_dma_sync_sg_for_device
# define platform_dma_sync_sg_for_device	swiotlb_sync_sg_for_device
#endif
#ifndef platform_dma_mapping_error
# define platform_dma_mapping_error		swiotlb_dma_mapping_error
#endif
#ifndef platform_dma_supported
# define  platform_dma_supported	swiotlb_dma_supported
#endif
#ifndef platform_irq_to_vector
# define platform_irq_to_vector		__ia64_irq_to_vector
#endif
#ifndef platform_local_vector_to_irq
# define platform_local_vector_to_irq	__ia64_local_vector_to_irq
#endif
#ifndef platform_pci_get_legacy_mem
# define platform_pci_get_legacy_mem	ia64_pci_get_legacy_mem
#endif
#ifndef platform_pci_legacy_read
# define platform_pci_legacy_read	ia64_pci_legacy_read
extern int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size);
#endif
#ifndef platform_pci_legacy_write
# define platform_pci_legacy_write	ia64_pci_legacy_write
extern int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size);
#endif
#ifndef platform_inb
# define platform_inb		__ia64_inb
#endif
#ifndef platform_inw
# define platform_inw		__ia64_inw
#endif
#ifndef platform_inl
# define platform_inl		__ia64_inl
#endif
#ifndef platform_outb
# define platform_outb		__ia64_outb
#endif
#ifndef platform_outw
# define platform_outw		__ia64_outw
#endif
#ifndef platform_outl
# define platform_outl		__ia64_outl
#endif
#ifndef platform_mmiowb
# define platform_mmiowb	__ia64_mmiowb
#endif
#ifndef platform_readb
# define platform_readb		__ia64_readb
#endif
#ifndef platform_readw
# define platform_readw		__ia64_readw
#endif
#ifndef platform_readl
# define platform_readl		__ia64_readl
#endif
#ifndef platform_readq
# define platform_readq		__ia64_readq
#endif
#ifndef platform_readb_relaxed
# define platform_readb_relaxed	__ia64_readb_relaxed
#endif
#ifndef platform_readw_relaxed
# define platform_readw_relaxed	__ia64_readw_relaxed
#endif
#ifndef platform_readl_relaxed
# define platform_readl_relaxed	__ia64_readl_relaxed
#endif
#ifndef platform_readq_relaxed
# define platform_readq_relaxed	__ia64_readq_relaxed
#endif
#ifndef platform_migrate
# define platform_migrate machvec_noop_task
#endif
#ifndef platform_setup_msi_irq
# define platform_setup_msi_irq		((ia64_mv_setup_msi_irq_t*)NULL)
#endif
#ifndef platform_teardown_msi_irq
# define platform_teardown_msi_irq	((ia64_mv_teardown_msi_irq_t*)NULL)
#endif
#ifndef platform_pci_fixup_bus
# define platform_pci_fixup_bus	machvec_noop_bus
#endif

#endif /* _ASM_IA64_MACHVEC_H */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Machine vector for IA-64.
	3	*
	4	* Copyright (C) 1999 Silicon Graphics, Inc.
	5	* Copyright (C) Srinivasa Thirumalachar <sprasad@engr.sgi.com>
	6	* Copyright (C) Vijay Chander <vijay@engr.sgi.com>
	7	* Copyright (C) 1999-2001, 2003-2004 Hewlett-Packard Co.
	8	* David Mosberger-Tang <davidm@hpl.hp.com>
	9	*/
	10	#ifndef _ASM_IA64_MACHVEC_H
	11	#define _ASM_IA64_MACHVEC_H
	12
1da177e4	13	#include <linux/types.h>
9979aa77	14	#include <linux/swiotlb.h>
1da177e4 LT	15
	16	/* forward declarations: */
	17	struct device;
	18	struct pt_regs;
	19	struct scatterlist;
	20	struct page;
	21	struct mm_struct;
	22	struct pci_bus;
e08e6c52	23	struct task_struct;
3b7d1921	24	struct pci_dev;
f7feaca7	25	struct msi_desc;
309df0c5	26	struct dma_attrs;
1da177e4 LT	27
	28	typedef void ia64_mv_setup_t (char **);
	29	typedef void ia64_mv_cpu_init_t (void);
	30	typedef void ia64_mv_irq_init_t (void);
	31	typedef void ia64_mv_send_ipi_t (int, int, int, int);
7d12e780	32	typedef void ia64_mv_timer_interrupt_t (int, void *);
c1902aae	33	typedef void ia64_mv_global_tlb_purge_t (struct mm_struct *, unsigned long, unsigned long, unsigned long);
1da177e4	34	typedef void ia64_mv_tlb_migrate_finish_t (struct mm_struct *);
1115200a	35	typedef u8 ia64_mv_irq_to_vector (int);
1da177e4 LT	36	typedef unsigned int ia64_mv_local_vector_to_irq (u8);
	37	typedef char ia64_mv_pci_get_legacy_mem_t (struct pci_bus );
	38	typedef int ia64_mv_pci_legacy_read_t (struct pci_bus , u16 port, u32 val,
	39	u8 size);
	40	typedef int ia64_mv_pci_legacy_write_t (struct pci_bus *, u16 port, u32 val,
	41	u8 size);
e08e6c52	42	typedef void ia64_mv_migrate_t(struct task_struct * task);
8ea6091f	43	typedef void ia64_mv_pci_fixup_bus_t (struct pci_bus *);
a7956113	44	typedef void ia64_mv_kernel_launch_event_t(void);
1da177e4 LT	45
	46	/* DMA-mapping interface: */
	47	typedef void ia64_mv_dma_init (void);
06a54497	48	typedef void ia64_mv_dma_alloc_coherent (struct device , size_t, dma_addr_t *, gfp_t);
1da177e4 LT	49	typedef void ia64_mv_dma_free_coherent (struct device , size_t, void , dma_addr_t);
	50	typedef dma_addr_t ia64_mv_dma_map_single (struct device , void , size_t, int);
	51	typedef void ia64_mv_dma_unmap_single (struct device *, dma_addr_t, size_t, int);
	52	typedef int ia64_mv_dma_map_sg (struct device , struct scatterlist , int, int);
	53	typedef void ia64_mv_dma_unmap_sg (struct device , struct scatterlist , int, int);
	54	typedef void ia64_mv_dma_sync_single_for_cpu (struct device *, dma_addr_t, size_t, int);
	55	typedef void ia64_mv_dma_sync_sg_for_cpu (struct device , struct scatterlist , int, int);
	56	typedef void ia64_mv_dma_sync_single_for_device (struct device *, dma_addr_t, size_t, int);
	57	typedef void ia64_mv_dma_sync_sg_for_device (struct device , struct scatterlist , int, int);
8d8bb39b	58	typedef int ia64_mv_dma_mapping_error(struct device *, dma_addr_t dma_addr);
1da177e4 LT	59	typedef int ia64_mv_dma_supported (struct device *, u64);
1da177e4 LT	60
309df0c5 AK	61	typedef dma_addr_t ia64_mv_dma_map_single_attrs (struct device , void , size_t, int, struct dma_attrs *);
	62	typedef void ia64_mv_dma_unmap_single_attrs (struct device , dma_addr_t, size_t, int, struct dma_attrs );
	63	typedef int ia64_mv_dma_map_sg_attrs (struct device , struct scatterlist , int, int, struct dma_attrs *);
	64	typedef void ia64_mv_dma_unmap_sg_attrs (struct device , struct scatterlist , int, int, struct dma_attrs *);
	65
1da177e4 LT	66	/*
	67	* WARNING: The legacy I/O space is _architected_. Platforms are
	68	* expected to follow this architected model (see Section 10.7 in the
	69	* IA-64 Architecture Software Developer's Manual). Unfortunately,
	70	* some broken machines do not follow that model, which is why we have
	71	* to make the inX/outX operations part of the machine vector.
	72	* Platform designers should follow the architected model whenever
	73	* possible.
	74	*/
	75	typedef unsigned int ia64_mv_inb_t (unsigned long);
	76	typedef unsigned int ia64_mv_inw_t (unsigned long);
	77	typedef unsigned int ia64_mv_inl_t (unsigned long);
	78	typedef void ia64_mv_outb_t (unsigned char, unsigned long);
	79	typedef void ia64_mv_outw_t (unsigned short, unsigned long);
	80	typedef void ia64_mv_outl_t (unsigned int, unsigned long);
	81	typedef void ia64_mv_mmiowb_t (void);
	82	typedef unsigned char ia64_mv_readb_t (const volatile void __iomem *);
	83	typedef unsigned short ia64_mv_readw_t (const volatile void __iomem *);
	84	typedef unsigned int ia64_mv_readl_t (const volatile void __iomem *);
	85	typedef unsigned long ia64_mv_readq_t (const volatile void __iomem *);
	86	typedef unsigned char ia64_mv_readb_relaxed_t (const volatile void __iomem *);
	87	typedef unsigned short ia64_mv_readw_relaxed_t (const volatile void __iomem *);
	88	typedef unsigned int ia64_mv_readl_relaxed_t (const volatile void __iomem *);
	89	typedef unsigned long ia64_mv_readq_relaxed_t (const volatile void __iomem *);
3b7d1921	90
f7feaca7	91	typedef int ia64_mv_setup_msi_irq_t (struct pci_dev pdev, struct msi_desc );
3b7d1921	92	typedef void ia64_mv_teardown_msi_irq_t (unsigned int irq);
1da177e4 LT	93
	94	static inline void
	95	machvec_noop (void)
	96	{
	97	}
	98
	99	static inline void
	100	machvec_noop_mm (struct mm_struct *mm)
	101	{
	102	}
	103
e08e6c52 BC	104	static inline void
	105	machvec_noop_task (struct task_struct *task)
	106	{
	107	}
	108
8ea6091f JK	109	static inline void
	110	machvec_noop_bus (struct pci_bus *bus)
	111	{
	112	}
	113
1da177e4	114	extern void machvec_setup (char **);
7d12e780	115	extern void machvec_timer_interrupt (int, void *);
1da177e4 LT	116	extern void machvec_dma_sync_single (struct device *, dma_addr_t, size_t, int);
	117	extern void machvec_dma_sync_sg (struct device , struct scatterlist , int, int);
	118	extern void machvec_tlb_migrate_finish (struct mm_struct *);
	119
	120	# if defined (CONFIG_IA64_HP_SIM)
	121	# include <asm/machvec_hpsim.h>
	122	# elif defined (CONFIG_IA64_DIG)
	123	# include <asm/machvec_dig.h>
62fdd767 FY	124	# elif defined(CONFIG_IA64_DIG_VTD)
62fdd767 FY	125	# include <asm/machvec_dig_vtd.h>
1da177e4 LT	126	# elif defined (CONFIG_IA64_HP_ZX1)
	127	# include <asm/machvec_hpzx1.h>
	128	# elif defined (CONFIG_IA64_HP_ZX1_SWIOTLB)
	129	# include <asm/machvec_hpzx1_swiotlb.h>
	130	# elif defined (CONFIG_IA64_SGI_SN2)
	131	# include <asm/machvec_sn2.h>
22246614 JS	132	# elif defined (CONFIG_IA64_SGI_UV)
22246614 JS	133	# include <asm/machvec_uv.h>
a0df655c IY	134	# elif defined (CONFIG_IA64_XEN_GUEST)
a0df655c IY	135	# include <asm/machvec_xen.h>
1da177e4 LT	136	# elif defined (CONFIG_IA64_GENERIC)
	137
	138	# ifdef MACHVEC_PLATFORM_HEADER
	139	# include MACHVEC_PLATFORM_HEADER
	140	# else
	141	# define platform_name ia64_mv.name
	142	# define platform_setup ia64_mv.setup
	143	# define platform_cpu_init ia64_mv.cpu_init
	144	# define platform_irq_init ia64_mv.irq_init
	145	# define platform_send_ipi ia64_mv.send_ipi
	146	# define platform_timer_interrupt ia64_mv.timer_interrupt
	147	# define platform_global_tlb_purge ia64_mv.global_tlb_purge
	148	# define platform_tlb_migrate_finish ia64_mv.tlb_migrate_finish
	149	# define platform_dma_init ia64_mv.dma_init
	150	# define platform_dma_alloc_coherent ia64_mv.dma_alloc_coherent
	151	# define platform_dma_free_coherent ia64_mv.dma_free_coherent
309df0c5 AK	152	# define platform_dma_map_single_attrs ia64_mv.dma_map_single_attrs
	153	# define platform_dma_unmap_single_attrs ia64_mv.dma_unmap_single_attrs
	154	# define platform_dma_map_sg_attrs ia64_mv.dma_map_sg_attrs
	155	# define platform_dma_unmap_sg_attrs ia64_mv.dma_unmap_sg_attrs
1da177e4 LT	156	# define platform_dma_sync_single_for_cpu ia64_mv.dma_sync_single_for_cpu
	157	# define platform_dma_sync_sg_for_cpu ia64_mv.dma_sync_sg_for_cpu
	158	# define platform_dma_sync_single_for_device ia64_mv.dma_sync_single_for_device
	159	# define platform_dma_sync_sg_for_device ia64_mv.dma_sync_sg_for_device
	160	# define platform_dma_mapping_error ia64_mv.dma_mapping_error
	161	# define platform_dma_supported ia64_mv.dma_supported
1115200a	162	# define platform_irq_to_vector ia64_mv.irq_to_vector
1da177e4 LT	163	# define platform_local_vector_to_irq ia64_mv.local_vector_to_irq
	164	# define platform_pci_get_legacy_mem ia64_mv.pci_get_legacy_mem
	165	# define platform_pci_legacy_read ia64_mv.pci_legacy_read
	166	# define platform_pci_legacy_write ia64_mv.pci_legacy_write
	167	# define platform_inb ia64_mv.inb
	168	# define platform_inw ia64_mv.inw
	169	# define platform_inl ia64_mv.inl
	170	# define platform_outb ia64_mv.outb
	171	# define platform_outw ia64_mv.outw
	172	# define platform_outl ia64_mv.outl
	173	# define platform_mmiowb ia64_mv.mmiowb
	174	# define platform_readb ia64_mv.readb
	175	# define platform_readw ia64_mv.readw
	176	# define platform_readl ia64_mv.readl
	177	# define platform_readq ia64_mv.readq
	178	# define platform_readb_relaxed ia64_mv.readb_relaxed
	179	# define platform_readw_relaxed ia64_mv.readw_relaxed
	180	# define platform_readl_relaxed ia64_mv.readl_relaxed
	181	# define platform_readq_relaxed ia64_mv.readq_relaxed
e08e6c52	182	# define platform_migrate ia64_mv.migrate
3b7d1921 EB	183	# define platform_setup_msi_irq ia64_mv.setup_msi_irq
3b7d1921 EB	184	# define platform_teardown_msi_irq ia64_mv.teardown_msi_irq
8ea6091f	185	# define platform_pci_fixup_bus ia64_mv.pci_fixup_bus
6a3d0390	186	# define platform_kernel_launch_event ia64_mv.kernel_launch_event
1da177e4 LT	187	# endif
	188
	189	/* __attribute__((__aligned__(16))) is required to make size of the
	190	* structure multiple of 16 bytes.
	191	* This will fillup the holes created because of section 3.3.1 in
	192	* Software Conventions guide.
	193	*/
	194	struct ia64_machine_vector {
	195	const char *name;
	196	ia64_mv_setup_t *setup;
	197	ia64_mv_cpu_init_t *cpu_init;
	198	ia64_mv_irq_init_t *irq_init;
	199	ia64_mv_send_ipi_t *send_ipi;
	200	ia64_mv_timer_interrupt_t *timer_interrupt;
	201	ia64_mv_global_tlb_purge_t *global_tlb_purge;
	202	ia64_mv_tlb_migrate_finish_t *tlb_migrate_finish;
	203	ia64_mv_dma_init *dma_init;
	204	ia64_mv_dma_alloc_coherent *dma_alloc_coherent;
	205	ia64_mv_dma_free_coherent *dma_free_coherent;
309df0c5 AK	206	ia64_mv_dma_map_single_attrs *dma_map_single_attrs;
	207	ia64_mv_dma_unmap_single_attrs *dma_unmap_single_attrs;
	208	ia64_mv_dma_map_sg_attrs *dma_map_sg_attrs;
	209	ia64_mv_dma_unmap_sg_attrs *dma_unmap_sg_attrs;
1da177e4 LT	210	ia64_mv_dma_sync_single_for_cpu *dma_sync_single_for_cpu;
	211	ia64_mv_dma_sync_sg_for_cpu *dma_sync_sg_for_cpu;
	212	ia64_mv_dma_sync_single_for_device *dma_sync_single_for_device;
	213	ia64_mv_dma_sync_sg_for_device *dma_sync_sg_for_device;
	214	ia64_mv_dma_mapping_error *dma_mapping_error;
	215	ia64_mv_dma_supported *dma_supported;
1115200a	216	ia64_mv_irq_to_vector *irq_to_vector;
1da177e4 LT	217	ia64_mv_local_vector_to_irq *local_vector_to_irq;
	218	ia64_mv_pci_get_legacy_mem_t *pci_get_legacy_mem;
	219	ia64_mv_pci_legacy_read_t *pci_legacy_read;
	220	ia64_mv_pci_legacy_write_t *pci_legacy_write;
	221	ia64_mv_inb_t *inb;
	222	ia64_mv_inw_t *inw;
	223	ia64_mv_inl_t *inl;
	224	ia64_mv_outb_t *outb;
	225	ia64_mv_outw_t *outw;
	226	ia64_mv_outl_t *outl;
	227	ia64_mv_mmiowb_t *mmiowb;
	228	ia64_mv_readb_t *readb;
	229	ia64_mv_readw_t *readw;
	230	ia64_mv_readl_t *readl;
	231	ia64_mv_readq_t *readq;
	232	ia64_mv_readb_relaxed_t *readb_relaxed;
	233	ia64_mv_readw_relaxed_t *readw_relaxed;
	234	ia64_mv_readl_relaxed_t *readl_relaxed;
	235	ia64_mv_readq_relaxed_t *readq_relaxed;
e08e6c52	236	ia64_mv_migrate_t *migrate;
3b7d1921 EB	237	ia64_mv_setup_msi_irq_t *setup_msi_irq;
3b7d1921 EB	238	ia64_mv_teardown_msi_irq_t *teardown_msi_irq;
8ea6091f	239	ia64_mv_pci_fixup_bus_t *pci_fixup_bus;
a7956113	240	ia64_mv_kernel_launch_event_t *kernel_launch_event;
1da177e4 LT	241	} __attribute__((__aligned__(16))); /* align attrib? see above comment */
	242
	243	#define MACHVEC_INIT(name) \
	244	{ \
	245	#name, \
	246	platform_setup, \
	247	platform_cpu_init, \
	248	platform_irq_init, \
	249	platform_send_ipi, \
	250	platform_timer_interrupt, \
	251	platform_global_tlb_purge, \
	252	platform_tlb_migrate_finish, \
	253	platform_dma_init, \
	254	platform_dma_alloc_coherent, \
	255	platform_dma_free_coherent, \
309df0c5 AK	256	platform_dma_map_single_attrs, \
	257	platform_dma_unmap_single_attrs, \
	258	platform_dma_map_sg_attrs, \
	259	platform_dma_unmap_sg_attrs, \
1da177e4 LT	260	platform_dma_sync_single_for_cpu, \
	261	platform_dma_sync_sg_for_cpu, \
	262	platform_dma_sync_single_for_device, \
	263	platform_dma_sync_sg_for_device, \
	264	platform_dma_mapping_error, \
	265	platform_dma_supported, \
1115200a	266	platform_irq_to_vector, \
1da177e4 LT	267	platform_local_vector_to_irq, \
	268	platform_pci_get_legacy_mem, \
	269	platform_pci_legacy_read, \
	270	platform_pci_legacy_write, \
	271	platform_inb, \
	272	platform_inw, \
	273	platform_inl, \
	274	platform_outb, \
	275	platform_outw, \
	276	platform_outl, \
	277	platform_mmiowb, \
	278	platform_readb, \
	279	platform_readw, \
	280	platform_readl, \
	281	platform_readq, \
	282	platform_readb_relaxed, \
	283	platform_readw_relaxed, \
	284	platform_readl_relaxed, \
	285	platform_readq_relaxed, \
e08e6c52	286	platform_migrate, \
3b7d1921 EB	287	platform_setup_msi_irq, \
3b7d1921 EB	288	platform_teardown_msi_irq, \
8ea6091f	289	platform_pci_fixup_bus, \
6a3d0390	290	platform_kernel_launch_event \
1da177e4 LT	291	}
	292
	293	extern struct ia64_machine_vector ia64_mv;
	294	extern void machvec_init (const char *name);
a07ee862	295	extern void machvec_init_from_cmdline(const char *cmdline);
1da177e4 LT	296
1da177e4 LT	297	# else
7f30491c	298	# error Unknown configuration. Update arch/ia64/include/asm/machvec.h.
1da177e4 LT	299	# endif /* CONFIG_IA64_GENERIC */
1da177e4 LT	300
1da177e4 LT	301	/*
	302	* Define default versions so we can extend machvec for new platforms without having
	303	* to update the machvec files for all existing platforms.
	304	*/
	305	#ifndef platform_setup
	306	# define platform_setup machvec_setup
	307	#endif
	308	#ifndef platform_cpu_init
	309	# define platform_cpu_init machvec_noop
	310	#endif
	311	#ifndef platform_irq_init
	312	# define platform_irq_init machvec_noop
	313	#endif
	314
	315	#ifndef platform_send_ipi
	316	# define platform_send_ipi ia64_send_ipi /* default to architected version */
	317	#endif
	318	#ifndef platform_timer_interrupt
	319	# define platform_timer_interrupt machvec_timer_interrupt
	320	#endif
	321	#ifndef platform_global_tlb_purge
	322	# define platform_global_tlb_purge ia64_global_tlb_purge /* default to architected version */
	323	#endif
	324	#ifndef platform_tlb_migrate_finish
	325	# define platform_tlb_migrate_finish machvec_noop_mm
	326	#endif
a7956113 ZN	327	#ifndef platform_kernel_launch_event
	328	# define platform_kernel_launch_event machvec_noop
	329	#endif
1da177e4 LT	330	#ifndef platform_dma_init
	331	# define platform_dma_init swiotlb_init
	332	#endif
	333	#ifndef platform_dma_alloc_coherent
	334	# define platform_dma_alloc_coherent swiotlb_alloc_coherent
	335	#endif
	336	#ifndef platform_dma_free_coherent
	337	# define platform_dma_free_coherent swiotlb_free_coherent
	338	#endif
309df0c5 AK	339	#ifndef platform_dma_map_single_attrs
309df0c5 AK	340	# define platform_dma_map_single_attrs swiotlb_map_single_attrs
1da177e4	341	#endif
309df0c5 AK	342	#ifndef platform_dma_unmap_single_attrs
309df0c5 AK	343	# define platform_dma_unmap_single_attrs swiotlb_unmap_single_attrs
1da177e4	344	#endif
309df0c5 AK	345	#ifndef platform_dma_map_sg_attrs
309df0c5 AK	346	# define platform_dma_map_sg_attrs swiotlb_map_sg_attrs
1da177e4	347	#endif
309df0c5 AK	348	#ifndef platform_dma_unmap_sg_attrs
309df0c5 AK	349	# define platform_dma_unmap_sg_attrs swiotlb_unmap_sg_attrs
1da177e4 LT	350	#endif
	351	#ifndef platform_dma_sync_single_for_cpu
	352	# define platform_dma_sync_single_for_cpu swiotlb_sync_single_for_cpu
	353	#endif
	354	#ifndef platform_dma_sync_sg_for_cpu
	355	# define platform_dma_sync_sg_for_cpu swiotlb_sync_sg_for_cpu
	356	#endif
	357	#ifndef platform_dma_sync_single_for_device
	358	# define platform_dma_sync_single_for_device swiotlb_sync_single_for_device
	359	#endif
	360	#ifndef platform_dma_sync_sg_for_device
	361	# define platform_dma_sync_sg_for_device swiotlb_sync_sg_for_device
	362	#endif
	363	#ifndef platform_dma_mapping_error
	364	# define platform_dma_mapping_error swiotlb_dma_mapping_error
	365	#endif
	366	#ifndef platform_dma_supported
	367	# define platform_dma_supported swiotlb_dma_supported
	368	#endif
1115200a KK	369	#ifndef platform_irq_to_vector
	370	# define platform_irq_to_vector __ia64_irq_to_vector
	371	#endif
1da177e4 LT	372	#ifndef platform_local_vector_to_irq
	373	# define platform_local_vector_to_irq __ia64_local_vector_to_irq
	374	#endif
	375	#ifndef platform_pci_get_legacy_mem
	376	# define platform_pci_get_legacy_mem ia64_pci_get_legacy_mem
	377	#endif
	378	#ifndef platform_pci_legacy_read
	379	# define platform_pci_legacy_read ia64_pci_legacy_read
a72391e4	380	extern int ia64_pci_legacy_read(struct pci_bus bus, u16 port, u32 val, u8 size);
1da177e4 LT	381	#endif
	382	#ifndef platform_pci_legacy_write
	383	# define platform_pci_legacy_write ia64_pci_legacy_write
a72391e4	384	extern int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size);
1da177e4 LT	385	#endif
	386	#ifndef platform_inb
	387	# define platform_inb __ia64_inb
	388	#endif
	389	#ifndef platform_inw
	390	# define platform_inw __ia64_inw
	391	#endif
	392	#ifndef platform_inl
	393	# define platform_inl __ia64_inl
	394	#endif
	395	#ifndef platform_outb
	396	# define platform_outb __ia64_outb
	397	#endif
	398	#ifndef platform_outw
	399	# define platform_outw __ia64_outw
	400	#endif
	401	#ifndef platform_outl
	402	# define platform_outl __ia64_outl
	403	#endif
	404	#ifndef platform_mmiowb
	405	# define platform_mmiowb __ia64_mmiowb
	406	#endif
	407	#ifndef platform_readb
	408	# define platform_readb __ia64_readb
	409	#endif
	410	#ifndef platform_readw
	411	# define platform_readw __ia64_readw
	412	#endif
	413	#ifndef platform_readl
	414	# define platform_readl __ia64_readl
	415	#endif
	416	#ifndef platform_readq
	417	# define platform_readq __ia64_readq
	418	#endif
	419	#ifndef platform_readb_relaxed
	420	# define platform_readb_relaxed __ia64_readb_relaxed
	421	#endif
	422	#ifndef platform_readw_relaxed
	423	# define platform_readw_relaxed __ia64_readw_relaxed
	424	#endif
	425	#ifndef platform_readl_relaxed
	426	# define platform_readl_relaxed __ia64_readl_relaxed
	427	#endif
	428	#ifndef platform_readq_relaxed
	429	# define platform_readq_relaxed __ia64_readq_relaxed
	430	#endif
e08e6c52 BC	431	#ifndef platform_migrate
	432	# define platform_migrate machvec_noop_task
	433	#endif
3b7d1921 EB	434	#ifndef platform_setup_msi_irq
	435	# define platform_setup_msi_irq ((ia64_mv_setup_msi_irq_t*)NULL)
	436	#endif
	437	#ifndef platform_teardown_msi_irq
	438	# define platform_teardown_msi_irq ((ia64_mv_teardown_msi_irq_t*)NULL)
fd58e55f	439	#endif
8ea6091f JK	440	#ifndef platform_pci_fixup_bus
	441	# define platform_pci_fixup_bus machvec_noop_bus
	442	#endif
1da177e4 LT	443
1da177e4 LT	444	#endif /* _ASM_IA64_MACHVEC_H */