1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #ifndef __ZULUVM_INCL__
  28 #define __ZULUVM_INCL__
  29 
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31 
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35 
  36 /* zulud interface */
  37 
  38 #ifndef _ASM
  39 
  40 #include <sys/dditypes.h>
  41 
  42 typedef struct {
  43         caddr_t addr;
  44         size_t  len;
  45         int     tlbtype;
  46 } zulud_preload_t;
  47 
  48 typedef struct {
  49         int version;
  50         int (*set_itlb_pc)(void *handle, uint64_t mondo);
  51         int (*set_dtlb_pc)(void *handle, uint64_t mondo);
  52         int (*set_suspendAck_pc)(void *handle, uint64_t mondo);
  53         int (*write_tte)(void *handle, int ttesize, uint64_t tag,
  54             pfn_t pfn, int permission, int tlbtype);
  55         int (*tlb_done)(void *handle, int tlbtype, int status);
  56         int (*demap_page)(void *handle, caddr_t vaddr, short ctx);
  57         int (*demap_ctx)(void *handle, short ctx);
  58         int (*dma_suspend_ack)(void *handle);
  59         int (*set_tsb)(void *handle, int tlbtype, uint64_t tsbreg);
  60 } zulud_ops_t;
  61 
  62 #endif
  63 
  64 #define ZULUVM_SUCCESS          0
  65 #define ZULUVM_ERROR            1
  66 #define ZULUVM_NO_TTE           2
  67 #define ZULUVM_INVALID_MISS     3
  68 #define ZULUVM_NO_DEV           4
  69 #define ZULUVM_NO_HAT           5
  70 #define ZULUVM_NO_MAP           6
  71 #define ZULUVM_VERSION_MISMATCH 7
  72 #define ZULUVM_TTE_DELAY        8
  73 #define ZULUVM_MISS_CANCELED    9
  74 #define ZULUVM_BAD_IDX          10
  75 #define ZULUVM_WATCH_POINT      11
  76 #define ZULUVM_NO_SUPPORT       12
  77 #define ZULUVM_CTX_LOCKED       13
  78 
  79 #define ZULUVM_ITLB_FLAG        0x1
  80 #define ZULUVM_DMA_FLAG         0x2
  81 #define ZULUVM_DMA_MASK         0x3
  82 
  83 #define ZULUVM_DMA1     0
  84 #define ZULUVM_DMA2     ZULUVM_DMA_FLAG
  85 #define ZULUVM_ITLB1    ZULUVM_ITLB_FLAG
  86 #define ZULUVM_ITLB2    (ZULUVM_ITLB_FLAG | ZULUVM_DMA_FLAG)
  87 #define ZULUVM_INVAL    0x4
  88 
  89 #ifndef _ASM
  90 
  91 /* zuluvm interface */
  92 
  93 #define ZULUVM_INTERFACE_VERSION        1 /* inc with every intf change */
  94 
  95 typedef void * zuluvm_info_t;
  96 int zuluvm_init(zulud_ops_t *ops, int **pagesizes);
  97 int zuluvm_fini(void);
  98 int zuluvm_alloc_device(dev_info_t *devi, void *arg, zuluvm_info_t *devp,
  99     caddr_t mmu, caddr_t imr);
 100 int zuluvm_free_device(zuluvm_info_t devp);
 101 int zuluvm_dma_add_proc(zuluvm_info_t devp, uint64_t *cookie);
 102 int zuluvm_dma_delete_proc(zuluvm_info_t devp, uint64_t cookie);
 103 int zuluvm_dma_alloc_ctx(zuluvm_info_t devp, int dma, short *ctx,
 104     uint64_t *tsb);
 105 int zuluvm_dma_preload(zuluvm_info_t devp, int dma, int num,
 106     zulud_preload_t *list);
 107 int zuluvm_dma_free_ctx(zuluvm_info_t devp, int dma);
 108 int zuluvm_add_intr(zuluvm_info_t devp, int ino, uint_t (*handler)(caddr_t),
 109     caddr_t arg);
 110 int zuluvm_rem_intr(zuluvm_info_t devp, int ino);
 111 int zuluvm_enable_intr(zuluvm_info_t devp, int num);
 112 int zuluvm_disable_intr(zuluvm_info_t devp, int num);
 113 int zuluvm_park(zuluvm_info_t devp);
 114 
 115 #endif
 116 
 117 #ifdef  __cplusplus
 118 }
 119 #endif
 120 
 121 #endif  /* __ZULUVM_INCL__ */