/*
* 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 Hewlett-Packard Co.
* David Mosberger-Tang <davidm@hpl.hp.com>
*/
#ifndef _ASM_IA64_MACHVEC_H
#define _ASM_IA64_MACHVEC_H
#include <linux/config.h>
#include <linux/types.h>
/* forward declarations: */
struct device;
struct pt_regs;
struct scatterlist;
struct irq_desc;
struct page;
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_mca_init_t (void);
typedef void ia64_mv_mca_handler_t (void);
typedef void ia64_mv_cmci_handler_t (int, void *, struct pt_regs *);
typedef void ia64_mv_log_print_t (void);
typedef void ia64_mv_send_ipi_t (int, int, int, int);
typedef void ia64_mv_timer_interrupt_t (int, void *, struct pt_regs *);
typedef void ia64_mv_global_tlb_purge_t (unsigned long, unsigned long, unsigned long);
typedef struct irq_desc *ia64_mv_irq_desc (unsigned int);
typedef u8 ia64_mv_irq_to_vector (u8);
typedef unsigned int ia64_mv_local_vector_to_irq (u8 vector);
/* DMA-mapping interface: */
typedef void ia64_mv_dma_init (void);
typedef void *ia64_mv_dma_alloc_coherent (struct device *, size_t, dma_addr_t *, int);
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 (struct device *, dma_addr_t, size_t, int);
typedef void ia64_mv_dma_sync_sg (struct device *, struct scatterlist *, int, int);
typedef int ia64_mv_dma_supported (struct device *, u64);
/*
* 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 unsigned char ia64_mv_readb_t (void *);
typedef unsigned short ia64_mv_readw_t (void *);
typedef unsigned int ia64_mv_readl_t (void *);
typedef unsigned long ia64_mv_readq_t (void *);
typedef unsigned char ia64_mv_readb_relaxed_t (void *);
typedef unsigned short ia64_mv_readw_relaxed_t (void *);
typedef unsigned int ia64_mv_readl_relaxed_t (void *);
typedef unsigned long ia64_mv_readq_relaxed_t (void *);
extern void machvec_noop (void);
extern void machvec_memory_fence (void);
# 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_HP_ZX1)
# include <asm/machvec_hpzx1.h>
# elif defined (CONFIG_IA64_SGI_SN2)
# include <asm/machvec_sn2.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_mca_init ia64_mv.mca_init
# define platform_mca_handler ia64_mv.mca_handler
# define platform_cmci_handler ia64_mv.cmci_handler
# define platform_log_print ia64_mv.log_print
# 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_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 ia64_mv.dma_map_single
# define platform_dma_unmap_single ia64_mv.dma_unmap_single
# define platform_dma_map_sg ia64_mv.dma_map_sg
# define platform_dma_unmap_sg ia64_mv.dma_unmap_sg
# define platform_dma_sync_single ia64_mv.dma_sync_single
# define platform_dma_sync_sg ia64_mv.dma_sync_sg
# define platform_dma_supported ia64_mv.dma_supported
# define platform_irq_desc ia64_mv.irq_desc
# define platform_irq_to_vector ia64_mv.irq_to_vector
# define platform_local_vector_to_irq ia64_mv.local_vector_to_irq
# 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_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
# 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_mca_init_t *mca_init;
ia64_mv_mca_handler_t *mca_handler;
ia64_mv_cmci_handler_t *cmci_handler;
ia64_mv_log_print_t *log_print;
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_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 *dma_map_single;
ia64_mv_dma_unmap_single *dma_unmap_single;
ia64_mv_dma_map_sg *dma_map_sg;
ia64_mv_dma_unmap_sg *dma_unmap_sg;
ia64_mv_dma_sync_single *dma_sync_single;
ia64_mv_dma_sync_sg *dma_sync_sg;
ia64_mv_dma_supported *dma_supported;
ia64_mv_irq_desc *irq_desc;
ia64_mv_irq_to_vector *irq_to_vector;
ia64_mv_local_vector_to_irq *local_vector_to_irq;
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_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;
} __attribute__((__aligned__(16))); /* align attrib? see above comment */
#define MACHVEC_INIT(name) \
{ \
#name, \
platform_setup, \
platform_cpu_init, \
platform_irq_init, \
platform_mca_init, \
platform_mca_handler, \
platform_cmci_handler, \
platform_log_print, \
platform_send_ipi, \
platform_timer_interrupt, \
platform_global_tlb_purge, \
platform_dma_init, \
platform_dma_alloc_coherent, \
platform_dma_free_coherent, \
platform_dma_map_single, \
platform_dma_unmap_single, \
platform_dma_map_sg, \
platform_dma_unmap_sg, \
platform_dma_sync_single, \
platform_dma_sync_sg, \
platform_dma_supported, \
platform_irq_desc, \
platform_irq_to_vector, \
platform_local_vector_to_irq, \
platform_inb, \
platform_inw, \
platform_inl, \
platform_outb, \
platform_outw, \
platform_outl, \
platform_readb, \
platform_readw, \
platform_readl, \
platform_readq, \
platform_readb_relaxed, \
platform_readw_relaxed, \
platform_readl_relaxed, \
platform_readq_relaxed, \
}
extern struct ia64_machine_vector ia64_mv;
extern void machvec_init (const char *name);
# else
# error Unknown configuration. Update asm-ia64/machvec.h.
# endif /* CONFIG_IA64_GENERIC */
/*
* Declare default routines which aren't declared anywhere else:
*/
extern ia64_mv_dma_init swiotlb_init;
extern ia64_mv_dma_alloc_coherent swiotlb_alloc_coherent;
extern ia64_mv_dma_free_coherent swiotlb_free_coherent;
extern ia64_mv_dma_map_single swiotlb_map_single;
extern ia64_mv_dma_unmap_single swiotlb_unmap_single;
extern ia64_mv_dma_map_sg swiotlb_map_sg;
extern ia64_mv_dma_unmap_sg swiotlb_unmap_sg;
extern ia64_mv_dma_sync_single swiotlb_sync_single;
extern ia64_mv_dma_sync_sg swiotlb_sync_sg;
extern ia64_mv_dma_supported swiotlb_dma_supported;
/*
* 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 ((ia64_mv_setup_t *) machvec_noop)
#endif
#ifndef platform_cpu_init
# define platform_cpu_init ((ia64_mv_cpu_init_t *) machvec_noop)
#endif
#ifndef platform_irq_init
# define platform_irq_init ((ia64_mv_irq_init_t *) machvec_noop)
#endif
#ifndef platform_mca_init
# define platform_mca_init ((ia64_mv_mca_init_t *) machvec_noop)
#endif
#ifndef platform_mca_handler
# define platform_mca_handler ((ia64_mv_mca_handler_t *) machvec_noop)
#endif
#ifndef platform_cmci_handler
# define platform_cmci_handler ((ia64_mv_cmci_handler_t *) machvec_noop)
#endif
#ifndef platform_log_print
# define platform_log_print ((ia64_mv_log_print_t *) 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 ((ia64_mv_timer_interrupt_t *) machvec_noop)
#endif
#ifndef platform_global_tlb_purge
# define platform_global_tlb_purge ia64_global_tlb_purge /* default to architected version */
#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
# define platform_dma_map_single swiotlb_map_single
#endif
#ifndef platform_dma_unmap_single
# define platform_dma_unmap_single swiotlb_unmap_single
#endif
#ifndef platform_dma_map_sg
# define platform_dma_map_sg swiotlb_map_sg
#endif
#ifndef platform_dma_unmap_sg
# define platform_dma_unmap_sg swiotlb_unmap_sg
#endif
#ifndef platform_dma_sync_single
# define platform_dma_sync_single swiotlb_sync_single
#endif
#ifndef platform_dma_sync_sg
# define platform_dma_sync_sg swiotlb_sync_sg
#endif
#ifndef platform_dma_supported
# define platform_dma_supported swiotlb_dma_supported
#endif
#ifndef platform_irq_desc
# define platform_irq_desc __ia64_irq_desc
#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_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_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
#endif /* _ASM_IA64_MACHVEC_H */
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