ia64 has not been supported by Xen since 4.2 so it's time to drop Xen/ia64 from Linux as well. Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
		
			
				
	
	
		
			367 lines
		
	
	
	
		
			12 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			367 lines
		
	
	
	
		
			12 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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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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#include <linux/types.h>
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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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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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/* 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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 * 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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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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static inline void
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machvec_noop (void)
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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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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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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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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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# 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_GENERIC)
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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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/* __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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	ia64_mv_outb_t *outb;
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	ia64_mv_outw_t *outw;
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	ia64_mv_outl_t *outl;
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	ia64_mv_mmiowb_t *mmiowb;
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	ia64_mv_readb_t *readb;
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	ia64_mv_readw_t *readw;
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	ia64_mv_readl_t *readl;
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	ia64_mv_readq_t *readq;
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	ia64_mv_readb_relaxed_t *readb_relaxed;
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	ia64_mv_readw_relaxed_t *readw_relaxed;
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	ia64_mv_readl_relaxed_t *readl_relaxed;
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	ia64_mv_readq_relaxed_t *readq_relaxed;
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	ia64_mv_migrate_t *migrate;
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	ia64_mv_setup_msi_irq_t *setup_msi_irq;
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	ia64_mv_teardown_msi_irq_t *teardown_msi_irq;
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	ia64_mv_pci_fixup_bus_t *pci_fixup_bus;
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	ia64_mv_kernel_launch_event_t *kernel_launch_event;
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} __attribute__((__aligned__(16))); /* align attrib? see above comment */
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#define MACHVEC_INIT(name)			\
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{						\
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	#name,					\
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	platform_setup,				\
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	platform_cpu_init,			\
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	platform_irq_init,			\
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	platform_send_ipi,			\
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	platform_timer_interrupt,		\
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	platform_global_tlb_purge,		\
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	platform_tlb_migrate_finish,		\
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	platform_dma_init,			\
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	platform_dma_get_required_mask,		\
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	platform_dma_get_ops,			\
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	platform_irq_to_vector,			\
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	platform_local_vector_to_irq,		\
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	platform_pci_get_legacy_mem,		\
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	platform_pci_legacy_read,		\
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	platform_pci_legacy_write,		\
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	platform_inb,				\
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	platform_inw,				\
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	platform_inl,				\
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	platform_outb,				\
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	platform_outw,				\
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	platform_outl,				\
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	platform_mmiowb,			\
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	platform_readb,				\
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	platform_readw,				\
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	platform_readl,				\
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	platform_readq,				\
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	platform_readb_relaxed,			\
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	platform_readw_relaxed,			\
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	platform_readl_relaxed,			\
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	platform_readq_relaxed,			\
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	platform_migrate,			\
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	platform_setup_msi_irq,			\
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	platform_teardown_msi_irq,		\
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	platform_pci_fixup_bus,			\
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	platform_kernel_launch_event            \
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}
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extern struct ia64_machine_vector ia64_mv;
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extern void machvec_init (const char *name);
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extern void machvec_init_from_cmdline(const char *cmdline);
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# else
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#  error Unknown configuration.  Update arch/ia64/include/asm/machvec.h.
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# endif /* CONFIG_IA64_GENERIC */
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extern void swiotlb_dma_init(void);
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extern struct dma_map_ops *dma_get_ops(struct device *);
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/*
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 * Define default versions so we can extend machvec for new platforms without having
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 * to update the machvec files for all existing platforms.
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 */
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#ifndef platform_setup
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# define platform_setup			machvec_setup
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#endif
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#ifndef platform_cpu_init
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# define platform_cpu_init		machvec_noop
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#endif
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#ifndef platform_irq_init
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# define platform_irq_init		machvec_noop
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#endif
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#ifndef platform_send_ipi
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# define platform_send_ipi		ia64_send_ipi	/* default to architected version */
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#endif
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#ifndef platform_timer_interrupt
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# define platform_timer_interrupt 	machvec_timer_interrupt
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#endif
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#ifndef platform_global_tlb_purge
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# define platform_global_tlb_purge	ia64_global_tlb_purge /* default to architected version */
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#endif
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#ifndef platform_tlb_migrate_finish
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# define platform_tlb_migrate_finish	machvec_noop_mm
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#endif
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#ifndef platform_kernel_launch_event
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# define platform_kernel_launch_event	machvec_noop
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#endif
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#ifndef platform_dma_init
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# define platform_dma_init		swiotlb_dma_init
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#endif
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#ifndef platform_dma_get_ops
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# define platform_dma_get_ops		dma_get_ops
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#endif
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#ifndef platform_dma_get_required_mask
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# define  platform_dma_get_required_mask	ia64_dma_get_required_mask
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#endif
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#ifndef platform_irq_to_vector
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# define platform_irq_to_vector		__ia64_irq_to_vector
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#endif
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#ifndef platform_local_vector_to_irq
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# define platform_local_vector_to_irq	__ia64_local_vector_to_irq
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#endif
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#ifndef platform_pci_get_legacy_mem
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# define platform_pci_get_legacy_mem	ia64_pci_get_legacy_mem
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#endif
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#ifndef platform_pci_legacy_read
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# define platform_pci_legacy_read	ia64_pci_legacy_read
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extern int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size);
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#endif
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#ifndef platform_pci_legacy_write
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# define platform_pci_legacy_write	ia64_pci_legacy_write
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extern int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size);
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#endif
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#ifndef platform_inb
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# define platform_inb		__ia64_inb
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#endif
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#ifndef platform_inw
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# define platform_inw		__ia64_inw
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#endif
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#ifndef platform_inl
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# define platform_inl		__ia64_inl
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#endif
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#ifndef platform_outb
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# define platform_outb		__ia64_outb
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#endif
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#ifndef platform_outw
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# define platform_outw		__ia64_outw
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#endif
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#ifndef platform_outl
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# define platform_outl		__ia64_outl
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#endif
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#ifndef platform_mmiowb
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# define platform_mmiowb	__ia64_mmiowb
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#endif
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#ifndef platform_readb
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# define platform_readb		__ia64_readb
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#endif
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#ifndef platform_readw
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# define platform_readw		__ia64_readw
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#endif
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#ifndef platform_readl
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# define platform_readl		__ia64_readl
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#endif
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#ifndef platform_readq
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# define platform_readq		__ia64_readq
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#endif
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#ifndef platform_readb_relaxed
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# define platform_readb_relaxed	__ia64_readb_relaxed
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#endif
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#ifndef platform_readw_relaxed
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# define platform_readw_relaxed	__ia64_readw_relaxed
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#endif
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#ifndef platform_readl_relaxed
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# define platform_readl_relaxed	__ia64_readl_relaxed
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#endif
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#ifndef platform_readq_relaxed
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# define platform_readq_relaxed	__ia64_readq_relaxed
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#endif
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#ifndef platform_migrate
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# define platform_migrate machvec_noop_task
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#endif
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#ifndef platform_setup_msi_irq
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# define platform_setup_msi_irq		((ia64_mv_setup_msi_irq_t*)NULL)
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#endif
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#ifndef platform_teardown_msi_irq
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# define platform_teardown_msi_irq	((ia64_mv_teardown_msi_irq_t*)NULL)
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#endif
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#ifndef platform_pci_fixup_bus
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# define platform_pci_fixup_bus	machvec_noop_bus
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#endif
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#endif /* _ASM_IA64_MACHVEC_H */
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