sys/ia64/include/sal.h

   1 /*-
   2  * Copyright (c) 2001 Doug Rabson
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD$
  27  */
  28
  29 #ifndef _MACHINE_SAL_H_
  30 #define _MACHINE_SAL_H_
  31
  32 struct sal_system_table {
  33         char            sal_signature[4];
  34 #define SAL_SIGNATURE   "SST_"
  35         u_int32_t       sal_length;
  36         u_int8_t        sal_rev[2];
  37         u_int16_t       sal_entry_count;
  38         u_int8_t        sal_checksum;
  39         u_int8_t        sal_reserved1[7];
  40         u_int8_t        sal_a_version[2];
  41         u_int8_t        sal_b_version[2];
  42         char            sal_oem_id[32];
  43         char            sal_product_id[32];
  44         u_int8_t        sal_reserved2[8];
  45 };
  46
  47 struct sal_entrypoint_descriptor {
  48         u_int8_t        sale_type;      /* == 0 */
  49         u_int8_t        sale_reserved1[7];
  50         u_int64_t       sale_pal_proc;
  51         u_int64_t       sale_sal_proc;
  52         u_int64_t       sale_sal_gp;
  53         u_int8_t        sale_reserved2[16];
  54 };
  55
  56 struct sal_memory_descriptor {
  57         u_int8_t        sale_type;      /* == 1 */
  58         u_int8_t        sale_need_virtual;
  59         u_int8_t        sale_current_attribute;
  60         u_int8_t        sale_access_rights;
  61         u_int8_t        sale_supported_attributes;
  62         u_int8_t        sale_reserved1;
  63         u_int8_t        sale_memory_type[2];
  64         u_int64_t       sale_physical_address;
  65         u_int32_t       sale_length;
  66         u_int8_t        sale_reserved2[12];
  67 };
  68
  69 struct sal_platform_descriptor {
  70         u_int8_t        sale_type;      /* == 2 */
  71         u_int8_t        sale_features;
  72         u_int8_t        sale_reserved[14];
  73 };
  74
  75 struct sal_tr_descriptor {
  76         u_int8_t        sale_type;      /* == 3 */
  77         u_int8_t        sale_register_type;
  78         u_int8_t        sale_register_number;
  79         u_int8_t        sale_reserved1[5];
  80         u_int64_t       sale_virtual_address;
  81         u_int64_t       sale_page_size;
  82         u_int8_t        sale_reserved2[8];
  83 };
  84
  85 struct sal_ptc_cache_descriptor {
  86         u_int8_t        sale_type;      /* == 4 */
  87         u_int8_t        sale_reserved[3];
  88         u_int32_t       sale_domains;
  89         u_int64_t       sale_address;
  90 };
  91
  92 struct sal_ap_wakeup_descriptor {
  93         u_int8_t        sale_type;      /* == 5 */
  94         u_int8_t        sale_mechanism;
  95         u_int8_t        sale_reserved[6];
  96         u_int64_t       sale_vector;
  97 };
  98
  99 /*
 100  * SAL Procedure numbers.
 101  */
 102
 103 #define SAL_SET_VECTORS         0x01000000
 104 #define SAL_GET_STATE_INFO      0x01000001
 105 #define SAL_GET_STATE_INFO_SIZE 0x01000002
 106 #define SAL_CLEAR_STATE_INFO    0x01000003
 107 #define SAL_MC_RENDEZ           0x01000004
 108 #define SAL_MC_SET_PARAMS       0x01000005
 109 #define SAL_REGISTER_PHYSICAL_ADDR 0x01000006
 110 #define SAL_CACHE_FLUSH         0x01000008
 111 #define SAL_CACHE_INIT          0x01000009
 112 #define SAL_PCI_CONFIG_READ     0x01000010
 113 #define SAL_PCI_CONFIG_WRITE    0x01000011
 114 #define SAL_FREQ_BASE           0x01000012
 115 #define SAL_UPDATE_PAL          0x01000020
 116
 117 /* SAL_SET_VECTORS event handler types */
 118 #define SAL_OS_MCA              0
 119 #define SAL_OS_INIT             1
 120 #define SAL_OS_BOOT_RENDEZ      2
 121
 122 /* SAL_GET_STATE_INFO, SAL_GET_STATE_INFO_SIZE types */
 123 #define SAL_INFO_MCA            0
 124 #define SAL_INFO_INIT           1
 125 #define SAL_INFO_CMC            2
 126 #define SAL_INFO_CPE            3
 127 #define SAL_INFO_TYPES          4       /* number of types we know about */
 128
 129 struct ia64_sal_result {
 130         int64_t         sal_status;
 131         u_int64_t       sal_result[3];
 132 };
 133
 134 typedef struct ia64_sal_result sal_entry_t
 135         (u_int64_t, u_int64_t, u_int64_t, u_int64_t,
 136          u_int64_t, u_int64_t, u_int64_t, u_int64_t);
 137
 138 extern sal_entry_t *ia64_sal_entry;
 139
 140 extern void ia64_sal_init(void);
 141
 142 #endif /* _MACHINE_SAL_H_ */