.. | .. |
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11 | 11 | * Copyright (c) 2000-2006 Silicon Graphics, Inc. All rights reserved. |
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12 | 12 | */ |
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13 | 13 | |
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14 | | - |
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| 14 | +#include <linux/types.h> |
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15 | 15 | #include <asm/sal.h> |
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16 | | -#include <asm/sn/sn_cpuid.h> |
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17 | | -#include <asm/sn/arch.h> |
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18 | | -#include <asm/sn/geo.h> |
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19 | | -#include <asm/sn/nodepda.h> |
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20 | | -#include <asm/sn/shub_mmr.h> |
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21 | 16 | |
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22 | 17 | // SGI Specific Calls |
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23 | | -#define SN_SAL_POD_MODE 0x02000001 |
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24 | | -#define SN_SAL_SYSTEM_RESET 0x02000002 |
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25 | | -#define SN_SAL_PROBE 0x02000003 |
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26 | | -#define SN_SAL_GET_MASTER_NASID 0x02000004 |
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27 | | -#define SN_SAL_GET_KLCONFIG_ADDR 0x02000005 |
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28 | | -#define SN_SAL_LOG_CE 0x02000006 |
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29 | | -#define SN_SAL_REGISTER_CE 0x02000007 |
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30 | 18 | #define SN_SAL_GET_PARTITION_ADDR 0x02000009 |
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31 | | -#define SN_SAL_XP_ADDR_REGION 0x0200000f |
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32 | | -#define SN_SAL_NO_FAULT_ZONE_VIRTUAL 0x02000010 |
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33 | | -#define SN_SAL_NO_FAULT_ZONE_PHYSICAL 0x02000011 |
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34 | | -#define SN_SAL_PRINT_ERROR 0x02000012 |
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35 | | -#define SN_SAL_REGISTER_PMI_HANDLER 0x02000014 |
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36 | | -#define SN_SAL_SET_ERROR_HANDLING_FEATURES 0x0200001a // reentrant |
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37 | | -#define SN_SAL_GET_FIT_COMPT 0x0200001b // reentrant |
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38 | | -#define SN_SAL_GET_SAPIC_INFO 0x0200001d |
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39 | | -#define SN_SAL_GET_SN_INFO 0x0200001e |
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40 | | -#define SN_SAL_CONSOLE_PUTC 0x02000021 |
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41 | | -#define SN_SAL_CONSOLE_GETC 0x02000022 |
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42 | | -#define SN_SAL_CONSOLE_PUTS 0x02000023 |
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43 | | -#define SN_SAL_CONSOLE_GETS 0x02000024 |
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44 | | -#define SN_SAL_CONSOLE_GETS_TIMEOUT 0x02000025 |
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45 | | -#define SN_SAL_CONSOLE_POLL 0x02000026 |
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46 | | -#define SN_SAL_CONSOLE_INTR 0x02000027 |
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47 | | -#define SN_SAL_CONSOLE_PUTB 0x02000028 |
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48 | | -#define SN_SAL_CONSOLE_XMIT_CHARS 0x0200002a |
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49 | | -#define SN_SAL_CONSOLE_READC 0x0200002b |
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50 | | -#define SN_SAL_SYSCTL_OP 0x02000030 |
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51 | | -#define SN_SAL_SYSCTL_MODID_GET 0x02000031 |
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52 | | -#define SN_SAL_SYSCTL_GET 0x02000032 |
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53 | | -#define SN_SAL_SYSCTL_IOBRICK_MODULE_GET 0x02000033 |
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54 | | -#define SN_SAL_SYSCTL_IO_PORTSPEED_GET 0x02000035 |
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55 | | -#define SN_SAL_SYSCTL_SLAB_GET 0x02000036 |
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56 | | -#define SN_SAL_BUS_CONFIG 0x02000037 |
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57 | | -#define SN_SAL_SYS_SERIAL_GET 0x02000038 |
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58 | | -#define SN_SAL_PARTITION_SERIAL_GET 0x02000039 |
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59 | | -#define SN_SAL_SYSCTL_PARTITION_GET 0x0200003a |
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60 | | -#define SN_SAL_SYSTEM_POWER_DOWN 0x0200003b |
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61 | | -#define SN_SAL_GET_MASTER_BASEIO_NASID 0x0200003c |
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62 | | -#define SN_SAL_COHERENCE 0x0200003d |
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63 | 19 | #define SN_SAL_MEMPROTECT 0x0200003e |
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64 | | -#define SN_SAL_SYSCTL_FRU_CAPTURE 0x0200003f |
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65 | 20 | |
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66 | | -#define SN_SAL_SYSCTL_IOBRICK_PCI_OP 0x02000042 // reentrant |
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67 | | -#define SN_SAL_IROUTER_OP 0x02000043 |
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68 | | -#define SN_SAL_SYSCTL_EVENT 0x02000044 |
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69 | | -#define SN_SAL_IOIF_INTERRUPT 0x0200004a |
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70 | | -#define SN_SAL_HWPERF_OP 0x02000050 // lock |
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71 | | -#define SN_SAL_IOIF_ERROR_INTERRUPT 0x02000051 |
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72 | | -#define SN_SAL_IOIF_PCI_SAFE 0x02000052 |
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73 | | -#define SN_SAL_IOIF_SLOT_ENABLE 0x02000053 |
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74 | | -#define SN_SAL_IOIF_SLOT_DISABLE 0x02000054 |
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75 | | -#define SN_SAL_IOIF_GET_HUBDEV_INFO 0x02000055 |
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76 | | -#define SN_SAL_IOIF_GET_PCIBUS_INFO 0x02000056 |
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77 | | -#define SN_SAL_IOIF_GET_PCIDEV_INFO 0x02000057 |
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78 | | -#define SN_SAL_IOIF_GET_WIDGET_DMAFLUSH_LIST 0x02000058 // deprecated |
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79 | | -#define SN_SAL_IOIF_GET_DEVICE_DMAFLUSH_LIST 0x0200005a |
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80 | | - |
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81 | | -#define SN_SAL_IOIF_INIT 0x0200005f |
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82 | | -#define SN_SAL_HUB_ERROR_INTERRUPT 0x02000060 |
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83 | | -#define SN_SAL_BTE_RECOVER 0x02000061 |
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84 | | -#define SN_SAL_RESERVED_DO_NOT_USE 0x02000062 |
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85 | | -#define SN_SAL_IOIF_GET_PCI_TOPOLOGY 0x02000064 |
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86 | | - |
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87 | | -#define SN_SAL_GET_PROM_FEATURE_SET 0x02000065 |
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88 | | -#define SN_SAL_SET_OS_FEATURE_SET 0x02000066 |
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89 | | -#define SN_SAL_INJECT_ERROR 0x02000067 |
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90 | | -#define SN_SAL_SET_CPU_NUMBER 0x02000068 |
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91 | | - |
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92 | | -#define SN_SAL_KERNEL_LAUNCH_EVENT 0x02000069 |
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93 | 21 | #define SN_SAL_WATCHLIST_ALLOC 0x02000070 |
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94 | 22 | #define SN_SAL_WATCHLIST_FREE 0x02000071 |
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95 | | - |
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96 | | -/* |
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97 | | - * Service-specific constants |
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98 | | - */ |
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99 | | - |
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100 | | -/* Console interrupt manipulation */ |
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101 | | - /* action codes */ |
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102 | | -#define SAL_CONSOLE_INTR_OFF 0 /* turn the interrupt off */ |
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103 | | -#define SAL_CONSOLE_INTR_ON 1 /* turn the interrupt on */ |
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104 | | -#define SAL_CONSOLE_INTR_STATUS 2 /* retrieve the interrupt status */ |
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105 | | - /* interrupt specification & status return codes */ |
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106 | | -#define SAL_CONSOLE_INTR_XMIT 1 /* output interrupt */ |
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107 | | -#define SAL_CONSOLE_INTR_RECV 2 /* input interrupt */ |
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108 | | - |
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109 | | -/* interrupt handling */ |
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110 | | -#define SAL_INTR_ALLOC 1 |
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111 | | -#define SAL_INTR_FREE 2 |
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112 | | -#define SAL_INTR_REDIRECT 3 |
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113 | | - |
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114 | | -/* |
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115 | | - * operations available on the generic SN_SAL_SYSCTL_OP |
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116 | | - * runtime service |
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117 | | - */ |
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118 | | -#define SAL_SYSCTL_OP_IOBOARD 0x0001 /* retrieve board type */ |
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119 | | -#define SAL_SYSCTL_OP_TIO_JLCK_RST 0x0002 /* issue TIO clock reset */ |
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120 | | - |
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121 | | -/* |
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122 | | - * IRouter (i.e. generalized system controller) operations |
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123 | | - */ |
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124 | | -#define SAL_IROUTER_OPEN 0 /* open a subchannel */ |
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125 | | -#define SAL_IROUTER_CLOSE 1 /* close a subchannel */ |
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126 | | -#define SAL_IROUTER_SEND 2 /* send part of an IRouter packet */ |
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127 | | -#define SAL_IROUTER_RECV 3 /* receive part of an IRouter packet */ |
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128 | | -#define SAL_IROUTER_INTR_STATUS 4 /* check the interrupt status for |
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129 | | - * an open subchannel |
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130 | | - */ |
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131 | | -#define SAL_IROUTER_INTR_ON 5 /* enable an interrupt */ |
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132 | | -#define SAL_IROUTER_INTR_OFF 6 /* disable an interrupt */ |
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133 | | -#define SAL_IROUTER_INIT 7 /* initialize IRouter driver */ |
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134 | | - |
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135 | | -/* IRouter interrupt mask bits */ |
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136 | | -#define SAL_IROUTER_INTR_XMIT SAL_CONSOLE_INTR_XMIT |
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137 | | -#define SAL_IROUTER_INTR_RECV SAL_CONSOLE_INTR_RECV |
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138 | | - |
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139 | | -/* |
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140 | | - * Error Handling Features |
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141 | | - */ |
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142 | | -#define SAL_ERR_FEAT_MCA_SLV_TO_OS_INIT_SLV 0x1 // obsolete |
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143 | | -#define SAL_ERR_FEAT_LOG_SBES 0x2 // obsolete |
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144 | | -#define SAL_ERR_FEAT_MFR_OVERRIDE 0x4 |
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145 | | -#define SAL_ERR_FEAT_SBE_THRESHOLD 0xffff0000 |
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146 | 23 | |
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147 | 24 | /* |
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148 | 25 | * SAL Error Codes |
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.. | .. |
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152 | 29 | #define SALRET_NOT_IMPLEMENTED (-1) |
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153 | 30 | #define SALRET_INVALID_ARG (-2) |
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154 | 31 | #define SALRET_ERROR (-3) |
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155 | | - |
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156 | | -#define SN_SAL_FAKE_PROM 0x02009999 |
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157 | | - |
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158 | | -/** |
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159 | | - * sn_sal_revision - get the SGI SAL revision number |
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160 | | - * |
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161 | | - * The SGI PROM stores its version in the sal_[ab]_rev_(major|minor). |
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162 | | - * This routine simply extracts the major and minor values and |
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163 | | - * presents them in a u32 format. |
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164 | | - * |
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165 | | - * For example, version 4.05 would be represented at 0x0405. |
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166 | | - */ |
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167 | | -static inline u32 |
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168 | | -sn_sal_rev(void) |
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169 | | -{ |
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170 | | - struct ia64_sal_systab *systab = __va(efi.sal_systab); |
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171 | | - |
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172 | | - return (u32)(systab->sal_b_rev_major << 8 | systab->sal_b_rev_minor); |
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173 | | -} |
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174 | | - |
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175 | | -/* |
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176 | | - * Returns the master console nasid, if the call fails, return an illegal |
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177 | | - * value. |
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178 | | - */ |
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179 | | -static inline u64 |
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180 | | -ia64_sn_get_console_nasid(void) |
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181 | | -{ |
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182 | | - struct ia64_sal_retval ret_stuff; |
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183 | | - |
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184 | | - ret_stuff.status = 0; |
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185 | | - ret_stuff.v0 = 0; |
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186 | | - ret_stuff.v1 = 0; |
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187 | | - ret_stuff.v2 = 0; |
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188 | | - SAL_CALL(ret_stuff, SN_SAL_GET_MASTER_NASID, 0, 0, 0, 0, 0, 0, 0); |
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189 | | - |
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190 | | - if (ret_stuff.status < 0) |
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191 | | - return ret_stuff.status; |
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192 | | - |
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193 | | - /* Master console nasid is in 'v0' */ |
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194 | | - return ret_stuff.v0; |
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195 | | -} |
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196 | | - |
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197 | | -/* |
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198 | | - * Returns the master baseio nasid, if the call fails, return an illegal |
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199 | | - * value. |
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200 | | - */ |
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201 | | -static inline u64 |
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202 | | -ia64_sn_get_master_baseio_nasid(void) |
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203 | | -{ |
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204 | | - struct ia64_sal_retval ret_stuff; |
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205 | | - |
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206 | | - ret_stuff.status = 0; |
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207 | | - ret_stuff.v0 = 0; |
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208 | | - ret_stuff.v1 = 0; |
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209 | | - ret_stuff.v2 = 0; |
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210 | | - SAL_CALL(ret_stuff, SN_SAL_GET_MASTER_BASEIO_NASID, 0, 0, 0, 0, 0, 0, 0); |
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211 | | - |
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212 | | - if (ret_stuff.status < 0) |
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213 | | - return ret_stuff.status; |
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214 | | - |
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215 | | - /* Master baseio nasid is in 'v0' */ |
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216 | | - return ret_stuff.v0; |
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217 | | -} |
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218 | | - |
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219 | | -static inline void * |
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220 | | -ia64_sn_get_klconfig_addr(nasid_t nasid) |
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221 | | -{ |
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222 | | - struct ia64_sal_retval ret_stuff; |
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223 | | - |
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224 | | - ret_stuff.status = 0; |
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225 | | - ret_stuff.v0 = 0; |
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226 | | - ret_stuff.v1 = 0; |
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227 | | - ret_stuff.v2 = 0; |
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228 | | - SAL_CALL(ret_stuff, SN_SAL_GET_KLCONFIG_ADDR, (u64)nasid, 0, 0, 0, 0, 0, 0); |
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229 | | - return ret_stuff.v0 ? __va(ret_stuff.v0) : NULL; |
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230 | | -} |
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231 | | - |
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232 | | -/* |
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233 | | - * Returns the next console character. |
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234 | | - */ |
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235 | | -static inline u64 |
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236 | | -ia64_sn_console_getc(int *ch) |
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237 | | -{ |
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238 | | - struct ia64_sal_retval ret_stuff; |
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239 | | - |
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240 | | - ret_stuff.status = 0; |
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241 | | - ret_stuff.v0 = 0; |
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242 | | - ret_stuff.v1 = 0; |
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243 | | - ret_stuff.v2 = 0; |
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244 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_GETC, 0, 0, 0, 0, 0, 0, 0); |
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245 | | - |
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246 | | - /* character is in 'v0' */ |
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247 | | - *ch = (int)ret_stuff.v0; |
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248 | | - |
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249 | | - return ret_stuff.status; |
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250 | | -} |
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251 | | - |
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252 | | -/* |
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253 | | - * Read a character from the SAL console device, after a previous interrupt |
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254 | | - * or poll operation has given us to know that a character is available |
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255 | | - * to be read. |
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256 | | - */ |
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257 | | -static inline u64 |
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258 | | -ia64_sn_console_readc(void) |
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259 | | -{ |
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260 | | - struct ia64_sal_retval ret_stuff; |
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261 | | - |
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262 | | - ret_stuff.status = 0; |
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263 | | - ret_stuff.v0 = 0; |
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264 | | - ret_stuff.v1 = 0; |
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265 | | - ret_stuff.v2 = 0; |
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266 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_READC, 0, 0, 0, 0, 0, 0, 0); |
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267 | | - |
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268 | | - /* character is in 'v0' */ |
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269 | | - return ret_stuff.v0; |
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270 | | -} |
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271 | | - |
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272 | | -/* |
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273 | | - * Sends the given character to the console. |
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274 | | - */ |
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275 | | -static inline u64 |
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276 | | -ia64_sn_console_putc(char ch) |
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277 | | -{ |
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278 | | - struct ia64_sal_retval ret_stuff; |
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279 | | - |
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280 | | - ret_stuff.status = 0; |
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281 | | - ret_stuff.v0 = 0; |
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282 | | - ret_stuff.v1 = 0; |
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283 | | - ret_stuff.v2 = 0; |
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284 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTC, (u64)ch, 0, 0, 0, 0, 0, 0); |
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285 | | - |
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286 | | - return ret_stuff.status; |
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287 | | -} |
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288 | | - |
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289 | | -/* |
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290 | | - * Sends the given buffer to the console. |
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291 | | - */ |
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292 | | -static inline u64 |
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293 | | -ia64_sn_console_putb(const char *buf, int len) |
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294 | | -{ |
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295 | | - struct ia64_sal_retval ret_stuff; |
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296 | | - |
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297 | | - ret_stuff.status = 0; |
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298 | | - ret_stuff.v0 = 0; |
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299 | | - ret_stuff.v1 = 0; |
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300 | | - ret_stuff.v2 = 0; |
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301 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_PUTB, (u64)buf, (u64)len, 0, 0, 0, 0, 0); |
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302 | | - |
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303 | | - if ( ret_stuff.status == 0 ) { |
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304 | | - return ret_stuff.v0; |
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305 | | - } |
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306 | | - return (u64)0; |
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307 | | -} |
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308 | | - |
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309 | | -/* |
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310 | | - * Print a platform error record |
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311 | | - */ |
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312 | | -static inline u64 |
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313 | | -ia64_sn_plat_specific_err_print(int (*hook)(const char*, ...), char *rec) |
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314 | | -{ |
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315 | | - struct ia64_sal_retval ret_stuff; |
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316 | | - |
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317 | | - ret_stuff.status = 0; |
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318 | | - ret_stuff.v0 = 0; |
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319 | | - ret_stuff.v1 = 0; |
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320 | | - ret_stuff.v2 = 0; |
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321 | | - SAL_CALL_REENTRANT(ret_stuff, SN_SAL_PRINT_ERROR, (u64)hook, (u64)rec, 0, 0, 0, 0, 0); |
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322 | | - |
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323 | | - return ret_stuff.status; |
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324 | | -} |
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325 | | - |
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326 | | -/* |
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327 | | - * Check for Platform errors |
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328 | | - */ |
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329 | | -static inline u64 |
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330 | | -ia64_sn_plat_cpei_handler(void) |
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331 | | -{ |
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332 | | - struct ia64_sal_retval ret_stuff; |
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333 | | - |
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334 | | - ret_stuff.status = 0; |
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335 | | - ret_stuff.v0 = 0; |
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336 | | - ret_stuff.v1 = 0; |
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337 | | - ret_stuff.v2 = 0; |
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338 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_LOG_CE, 0, 0, 0, 0, 0, 0, 0); |
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339 | | - |
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340 | | - return ret_stuff.status; |
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341 | | -} |
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342 | | - |
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343 | | -/* |
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344 | | - * Set Error Handling Features (Obsolete) |
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345 | | - */ |
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346 | | -static inline u64 |
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347 | | -ia64_sn_plat_set_error_handling_features(void) |
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348 | | -{ |
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349 | | - struct ia64_sal_retval ret_stuff; |
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350 | | - |
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351 | | - ret_stuff.status = 0; |
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352 | | - ret_stuff.v0 = 0; |
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353 | | - ret_stuff.v1 = 0; |
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354 | | - ret_stuff.v2 = 0; |
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355 | | - SAL_CALL_REENTRANT(ret_stuff, SN_SAL_SET_ERROR_HANDLING_FEATURES, |
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356 | | - SAL_ERR_FEAT_LOG_SBES, |
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357 | | - 0, 0, 0, 0, 0, 0); |
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358 | | - |
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359 | | - return ret_stuff.status; |
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360 | | -} |
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361 | | - |
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362 | | -/* |
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363 | | - * Checks for console input. |
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364 | | - */ |
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365 | | -static inline u64 |
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366 | | -ia64_sn_console_check(int *result) |
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367 | | -{ |
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368 | | - struct ia64_sal_retval ret_stuff; |
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369 | | - |
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370 | | - ret_stuff.status = 0; |
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371 | | - ret_stuff.v0 = 0; |
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372 | | - ret_stuff.v1 = 0; |
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373 | | - ret_stuff.v2 = 0; |
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374 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_POLL, 0, 0, 0, 0, 0, 0, 0); |
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375 | | - |
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376 | | - /* result is in 'v0' */ |
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377 | | - *result = (int)ret_stuff.v0; |
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378 | | - |
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379 | | - return ret_stuff.status; |
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380 | | -} |
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381 | | - |
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382 | | -/* |
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383 | | - * Checks console interrupt status |
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384 | | - */ |
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385 | | -static inline u64 |
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386 | | -ia64_sn_console_intr_status(void) |
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387 | | -{ |
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388 | | - struct ia64_sal_retval ret_stuff; |
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389 | | - |
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390 | | - ret_stuff.status = 0; |
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391 | | - ret_stuff.v0 = 0; |
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392 | | - ret_stuff.v1 = 0; |
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393 | | - ret_stuff.v2 = 0; |
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394 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, |
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395 | | - 0, SAL_CONSOLE_INTR_STATUS, |
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396 | | - 0, 0, 0, 0, 0); |
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397 | | - |
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398 | | - if (ret_stuff.status == 0) { |
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399 | | - return ret_stuff.v0; |
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400 | | - } |
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401 | | - |
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402 | | - return 0; |
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403 | | -} |
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404 | | - |
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405 | | -/* |
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406 | | - * Enable an interrupt on the SAL console device. |
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407 | | - */ |
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408 | | -static inline void |
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409 | | -ia64_sn_console_intr_enable(u64 intr) |
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410 | | -{ |
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411 | | - struct ia64_sal_retval ret_stuff; |
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412 | | - |
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413 | | - ret_stuff.status = 0; |
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414 | | - ret_stuff.v0 = 0; |
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415 | | - ret_stuff.v1 = 0; |
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416 | | - ret_stuff.v2 = 0; |
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417 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, |
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418 | | - intr, SAL_CONSOLE_INTR_ON, |
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419 | | - 0, 0, 0, 0, 0); |
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420 | | -} |
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421 | | - |
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422 | | -/* |
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423 | | - * Disable an interrupt on the SAL console device. |
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424 | | - */ |
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425 | | -static inline void |
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426 | | -ia64_sn_console_intr_disable(u64 intr) |
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427 | | -{ |
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428 | | - struct ia64_sal_retval ret_stuff; |
---|
429 | | - |
---|
430 | | - ret_stuff.status = 0; |
---|
431 | | - ret_stuff.v0 = 0; |
---|
432 | | - ret_stuff.v1 = 0; |
---|
433 | | - ret_stuff.v2 = 0; |
---|
434 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_INTR, |
---|
435 | | - intr, SAL_CONSOLE_INTR_OFF, |
---|
436 | | - 0, 0, 0, 0, 0); |
---|
437 | | -} |
---|
438 | | - |
---|
439 | | -/* |
---|
440 | | - * Sends a character buffer to the console asynchronously. |
---|
441 | | - */ |
---|
442 | | -static inline u64 |
---|
443 | | -ia64_sn_console_xmit_chars(char *buf, int len) |
---|
444 | | -{ |
---|
445 | | - struct ia64_sal_retval ret_stuff; |
---|
446 | | - |
---|
447 | | - ret_stuff.status = 0; |
---|
448 | | - ret_stuff.v0 = 0; |
---|
449 | | - ret_stuff.v1 = 0; |
---|
450 | | - ret_stuff.v2 = 0; |
---|
451 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_CONSOLE_XMIT_CHARS, |
---|
452 | | - (u64)buf, (u64)len, |
---|
453 | | - 0, 0, 0, 0, 0); |
---|
454 | | - |
---|
455 | | - if (ret_stuff.status == 0) { |
---|
456 | | - return ret_stuff.v0; |
---|
457 | | - } |
---|
458 | | - |
---|
459 | | - return 0; |
---|
460 | | -} |
---|
461 | | - |
---|
462 | | -/* |
---|
463 | | - * Returns the iobrick module Id |
---|
464 | | - */ |
---|
465 | | -static inline u64 |
---|
466 | | -ia64_sn_sysctl_iobrick_module_get(nasid_t nasid, int *result) |
---|
467 | | -{ |
---|
468 | | - struct ia64_sal_retval ret_stuff; |
---|
469 | | - |
---|
470 | | - ret_stuff.status = 0; |
---|
471 | | - ret_stuff.v0 = 0; |
---|
472 | | - ret_stuff.v1 = 0; |
---|
473 | | - ret_stuff.v2 = 0; |
---|
474 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_SYSCTL_IOBRICK_MODULE_GET, nasid, 0, 0, 0, 0, 0, 0); |
---|
475 | | - |
---|
476 | | - /* result is in 'v0' */ |
---|
477 | | - *result = (int)ret_stuff.v0; |
---|
478 | | - |
---|
479 | | - return ret_stuff.status; |
---|
480 | | -} |
---|
481 | | - |
---|
482 | | -/** |
---|
483 | | - * ia64_sn_pod_mode - call the SN_SAL_POD_MODE function |
---|
484 | | - * |
---|
485 | | - * SN_SAL_POD_MODE actually takes an argument, but it's always |
---|
486 | | - * 0 when we call it from the kernel, so we don't have to expose |
---|
487 | | - * it to the caller. |
---|
488 | | - */ |
---|
489 | | -static inline u64 |
---|
490 | | -ia64_sn_pod_mode(void) |
---|
491 | | -{ |
---|
492 | | - struct ia64_sal_retval isrv; |
---|
493 | | - SAL_CALL_REENTRANT(isrv, SN_SAL_POD_MODE, 0, 0, 0, 0, 0, 0, 0); |
---|
494 | | - if (isrv.status) |
---|
495 | | - return 0; |
---|
496 | | - return isrv.v0; |
---|
497 | | -} |
---|
498 | | - |
---|
499 | | -/** |
---|
500 | | - * ia64_sn_probe_mem - read from memory safely |
---|
501 | | - * @addr: address to probe |
---|
502 | | - * @size: number bytes to read (1,2,4,8) |
---|
503 | | - * @data_ptr: address to store value read by probe (-1 returned if probe fails) |
---|
504 | | - * |
---|
505 | | - * Call into the SAL to do a memory read. If the read generates a machine |
---|
506 | | - * check, this routine will recover gracefully and return -1 to the caller. |
---|
507 | | - * @addr is usually a kernel virtual address in uncached space (i.e. the |
---|
508 | | - * address starts with 0xc), but if called in physical mode, @addr should |
---|
509 | | - * be a physical address. |
---|
510 | | - * |
---|
511 | | - * Return values: |
---|
512 | | - * 0 - probe successful |
---|
513 | | - * 1 - probe failed (generated MCA) |
---|
514 | | - * 2 - Bad arg |
---|
515 | | - * <0 - PAL error |
---|
516 | | - */ |
---|
517 | | -static inline u64 |
---|
518 | | -ia64_sn_probe_mem(long addr, long size, void *data_ptr) |
---|
519 | | -{ |
---|
520 | | - struct ia64_sal_retval isrv; |
---|
521 | | - |
---|
522 | | - SAL_CALL(isrv, SN_SAL_PROBE, addr, size, 0, 0, 0, 0, 0); |
---|
523 | | - |
---|
524 | | - if (data_ptr) { |
---|
525 | | - switch (size) { |
---|
526 | | - case 1: |
---|
527 | | - *((u8*)data_ptr) = (u8)isrv.v0; |
---|
528 | | - break; |
---|
529 | | - case 2: |
---|
530 | | - *((u16*)data_ptr) = (u16)isrv.v0; |
---|
531 | | - break; |
---|
532 | | - case 4: |
---|
533 | | - *((u32*)data_ptr) = (u32)isrv.v0; |
---|
534 | | - break; |
---|
535 | | - case 8: |
---|
536 | | - *((u64*)data_ptr) = (u64)isrv.v0; |
---|
537 | | - break; |
---|
538 | | - default: |
---|
539 | | - isrv.status = 2; |
---|
540 | | - } |
---|
541 | | - } |
---|
542 | | - return isrv.status; |
---|
543 | | -} |
---|
544 | | - |
---|
545 | | -/* |
---|
546 | | - * Retrieve the system serial number as an ASCII string. |
---|
547 | | - */ |
---|
548 | | -static inline u64 |
---|
549 | | -ia64_sn_sys_serial_get(char *buf) |
---|
550 | | -{ |
---|
551 | | - struct ia64_sal_retval ret_stuff; |
---|
552 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_SYS_SERIAL_GET, buf, 0, 0, 0, 0, 0, 0); |
---|
553 | | - return ret_stuff.status; |
---|
554 | | -} |
---|
555 | | - |
---|
556 | | -extern char sn_system_serial_number_string[]; |
---|
557 | | -extern u64 sn_partition_serial_number; |
---|
558 | | - |
---|
559 | | -static inline char * |
---|
560 | | -sn_system_serial_number(void) { |
---|
561 | | - if (sn_system_serial_number_string[0]) { |
---|
562 | | - return(sn_system_serial_number_string); |
---|
563 | | - } else { |
---|
564 | | - ia64_sn_sys_serial_get(sn_system_serial_number_string); |
---|
565 | | - return(sn_system_serial_number_string); |
---|
566 | | - } |
---|
567 | | -} |
---|
568 | | - |
---|
569 | | - |
---|
570 | | -/* |
---|
571 | | - * Returns a unique id number for this system and partition (suitable for |
---|
572 | | - * use with license managers), based in part on the system serial number. |
---|
573 | | - */ |
---|
574 | | -static inline u64 |
---|
575 | | -ia64_sn_partition_serial_get(void) |
---|
576 | | -{ |
---|
577 | | - struct ia64_sal_retval ret_stuff; |
---|
578 | | - ia64_sal_oemcall_reentrant(&ret_stuff, SN_SAL_PARTITION_SERIAL_GET, 0, |
---|
579 | | - 0, 0, 0, 0, 0, 0); |
---|
580 | | - if (ret_stuff.status != 0) |
---|
581 | | - return 0; |
---|
582 | | - return ret_stuff.v0; |
---|
583 | | -} |
---|
584 | | - |
---|
585 | | -static inline u64 |
---|
586 | | -sn_partition_serial_number_val(void) { |
---|
587 | | - if (unlikely(sn_partition_serial_number == 0)) { |
---|
588 | | - sn_partition_serial_number = ia64_sn_partition_serial_get(); |
---|
589 | | - } |
---|
590 | | - return sn_partition_serial_number; |
---|
591 | | -} |
---|
592 | | - |
---|
593 | | -/* |
---|
594 | | - * Returns the partition id of the nasid passed in as an argument, |
---|
595 | | - * or INVALID_PARTID if the partition id cannot be retrieved. |
---|
596 | | - */ |
---|
597 | | -static inline partid_t |
---|
598 | | -ia64_sn_sysctl_partition_get(nasid_t nasid) |
---|
599 | | -{ |
---|
600 | | - struct ia64_sal_retval ret_stuff; |
---|
601 | | - SAL_CALL(ret_stuff, SN_SAL_SYSCTL_PARTITION_GET, nasid, |
---|
602 | | - 0, 0, 0, 0, 0, 0); |
---|
603 | | - if (ret_stuff.status != 0) |
---|
604 | | - return -1; |
---|
605 | | - return ((partid_t)ret_stuff.v0); |
---|
606 | | -} |
---|
607 | 32 | |
---|
608 | 33 | /* |
---|
609 | 34 | * Returns the physical address of the partition's reserved page through |
---|
.. | .. |
---|
634 | 59 | } |
---|
635 | 60 | |
---|
636 | 61 | /* |
---|
637 | | - * Register or unregister a physical address range being referenced across |
---|
638 | | - * a partition boundary for which certain SAL errors should be scanned for, |
---|
639 | | - * cleaned up and ignored. This is of value for kernel partitioning code only. |
---|
640 | | - * Values for the operation argument: |
---|
641 | | - * 1 = register this address range with SAL |
---|
642 | | - * 0 = unregister this address range with SAL |
---|
643 | | - * |
---|
644 | | - * SAL maintains a reference count on an address range in case it is registered |
---|
645 | | - * multiple times. |
---|
646 | | - * |
---|
647 | | - * On success, returns the reference count of the address range after the SAL |
---|
648 | | - * call has performed the current registration/unregistration. Returns a |
---|
649 | | - * negative value if an error occurred. |
---|
650 | | - */ |
---|
651 | | -static inline int |
---|
652 | | -sn_register_xp_addr_region(u64 paddr, u64 len, int operation) |
---|
653 | | -{ |
---|
654 | | - struct ia64_sal_retval ret_stuff; |
---|
655 | | - ia64_sal_oemcall(&ret_stuff, SN_SAL_XP_ADDR_REGION, paddr, len, |
---|
656 | | - (u64)operation, 0, 0, 0, 0); |
---|
657 | | - return ret_stuff.status; |
---|
658 | | -} |
---|
659 | | - |
---|
660 | | -/* |
---|
661 | | - * Register or unregister an instruction range for which SAL errors should |
---|
662 | | - * be ignored. If an error occurs while in the registered range, SAL jumps |
---|
663 | | - * to return_addr after ignoring the error. Values for the operation argument: |
---|
664 | | - * 1 = register this instruction range with SAL |
---|
665 | | - * 0 = unregister this instruction range with SAL |
---|
666 | | - * |
---|
667 | | - * Returns 0 on success, or a negative value if an error occurred. |
---|
668 | | - */ |
---|
669 | | -static inline int |
---|
670 | | -sn_register_nofault_code(u64 start_addr, u64 end_addr, u64 return_addr, |
---|
671 | | - int virtual, int operation) |
---|
672 | | -{ |
---|
673 | | - struct ia64_sal_retval ret_stuff; |
---|
674 | | - u64 call; |
---|
675 | | - if (virtual) { |
---|
676 | | - call = SN_SAL_NO_FAULT_ZONE_VIRTUAL; |
---|
677 | | - } else { |
---|
678 | | - call = SN_SAL_NO_FAULT_ZONE_PHYSICAL; |
---|
679 | | - } |
---|
680 | | - ia64_sal_oemcall(&ret_stuff, call, start_addr, end_addr, return_addr, |
---|
681 | | - (u64)1, 0, 0, 0); |
---|
682 | | - return ret_stuff.status; |
---|
683 | | -} |
---|
684 | | - |
---|
685 | | -/* |
---|
686 | | - * Register or unregister a function to handle a PMI received by a CPU. |
---|
687 | | - * Before calling the registered handler, SAL sets r1 to the value that |
---|
688 | | - * was passed in as the global_pointer. |
---|
689 | | - * |
---|
690 | | - * If the handler pointer is NULL, then the currently registered handler |
---|
691 | | - * will be unregistered. |
---|
692 | | - * |
---|
693 | | - * Returns 0 on success, or a negative value if an error occurred. |
---|
694 | | - */ |
---|
695 | | -static inline int |
---|
696 | | -sn_register_pmi_handler(u64 handler, u64 global_pointer) |
---|
697 | | -{ |
---|
698 | | - struct ia64_sal_retval ret_stuff; |
---|
699 | | - ia64_sal_oemcall(&ret_stuff, SN_SAL_REGISTER_PMI_HANDLER, handler, |
---|
700 | | - global_pointer, 0, 0, 0, 0, 0); |
---|
701 | | - return ret_stuff.status; |
---|
702 | | -} |
---|
703 | | - |
---|
704 | | -/* |
---|
705 | | - * Change or query the coherence domain for this partition. Each cpu-based |
---|
706 | | - * nasid is represented by a bit in an array of 64-bit words: |
---|
707 | | - * 0 = not in this partition's coherency domain |
---|
708 | | - * 1 = in this partition's coherency domain |
---|
709 | | - * |
---|
710 | | - * It is not possible for the local system's nasids to be removed from |
---|
711 | | - * the coherency domain. Purpose of the domain arguments: |
---|
712 | | - * new_domain = set the coherence domain to the given nasids |
---|
713 | | - * old_domain = return the current coherence domain |
---|
714 | | - * |
---|
715 | | - * Returns 0 on success, or a negative value if an error occurred. |
---|
716 | | - */ |
---|
717 | | -static inline int |
---|
718 | | -sn_change_coherence(u64 *new_domain, u64 *old_domain) |
---|
719 | | -{ |
---|
720 | | - struct ia64_sal_retval ret_stuff; |
---|
721 | | - ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_COHERENCE, (u64)new_domain, |
---|
722 | | - (u64)old_domain, 0, 0, 0, 0, 0); |
---|
723 | | - return ret_stuff.status; |
---|
724 | | -} |
---|
725 | | - |
---|
726 | | -/* |
---|
727 | 62 | * Change memory access protections for a physical address range. |
---|
728 | 63 | * nasid_array is not used on Altix, but may be in future architectures. |
---|
729 | 64 | * Available memory protection access classes are defined after the function. |
---|
.. | .. |
---|
743 | 78 | #define SN_MEMPROT_ACCESS_CLASS_3 0x14a290 |
---|
744 | 79 | #define SN_MEMPROT_ACCESS_CLASS_6 0x084080 |
---|
745 | 80 | #define SN_MEMPROT_ACCESS_CLASS_7 0x021080 |
---|
746 | | - |
---|
747 | | -/* |
---|
748 | | - * Turns off system power. |
---|
749 | | - */ |
---|
750 | | -static inline void |
---|
751 | | -ia64_sn_power_down(void) |
---|
752 | | -{ |
---|
753 | | - struct ia64_sal_retval ret_stuff; |
---|
754 | | - SAL_CALL(ret_stuff, SN_SAL_SYSTEM_POWER_DOWN, 0, 0, 0, 0, 0, 0, 0); |
---|
755 | | - while(1) |
---|
756 | | - cpu_relax(); |
---|
757 | | - /* never returns */ |
---|
758 | | -} |
---|
759 | | - |
---|
760 | | -/** |
---|
761 | | - * ia64_sn_fru_capture - tell the system controller to capture hw state |
---|
762 | | - * |
---|
763 | | - * This routine will call the SAL which will tell the system controller(s) |
---|
764 | | - * to capture hw mmr information from each SHub in the system. |
---|
765 | | - */ |
---|
766 | | -static inline u64 |
---|
767 | | -ia64_sn_fru_capture(void) |
---|
768 | | -{ |
---|
769 | | - struct ia64_sal_retval isrv; |
---|
770 | | - SAL_CALL(isrv, SN_SAL_SYSCTL_FRU_CAPTURE, 0, 0, 0, 0, 0, 0, 0); |
---|
771 | | - if (isrv.status) |
---|
772 | | - return 0; |
---|
773 | | - return isrv.v0; |
---|
774 | | -} |
---|
775 | | - |
---|
776 | | -/* |
---|
777 | | - * Performs an operation on a PCI bus or slot -- power up, power down |
---|
778 | | - * or reset. |
---|
779 | | - */ |
---|
780 | | -static inline u64 |
---|
781 | | -ia64_sn_sysctl_iobrick_pci_op(nasid_t n, u64 connection_type, |
---|
782 | | - u64 bus, char slot, |
---|
783 | | - u64 action) |
---|
784 | | -{ |
---|
785 | | - struct ia64_sal_retval rv = {0, 0, 0, 0}; |
---|
786 | | - |
---|
787 | | - SAL_CALL_NOLOCK(rv, SN_SAL_SYSCTL_IOBRICK_PCI_OP, connection_type, n, action, |
---|
788 | | - bus, (u64) slot, 0, 0); |
---|
789 | | - if (rv.status) |
---|
790 | | - return rv.v0; |
---|
791 | | - return 0; |
---|
792 | | -} |
---|
793 | | - |
---|
794 | | - |
---|
795 | | -/* |
---|
796 | | - * Open a subchannel for sending arbitrary data to the system |
---|
797 | | - * controller network via the system controller device associated with |
---|
798 | | - * 'nasid'. Return the subchannel number or a negative error code. |
---|
799 | | - */ |
---|
800 | | -static inline int |
---|
801 | | -ia64_sn_irtr_open(nasid_t nasid) |
---|
802 | | -{ |
---|
803 | | - struct ia64_sal_retval rv; |
---|
804 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_OPEN, nasid, |
---|
805 | | - 0, 0, 0, 0, 0); |
---|
806 | | - return (int) rv.v0; |
---|
807 | | -} |
---|
808 | | - |
---|
809 | | -/* |
---|
810 | | - * Close system controller subchannel 'subch' previously opened on 'nasid'. |
---|
811 | | - */ |
---|
812 | | -static inline int |
---|
813 | | -ia64_sn_irtr_close(nasid_t nasid, int subch) |
---|
814 | | -{ |
---|
815 | | - struct ia64_sal_retval rv; |
---|
816 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_CLOSE, |
---|
817 | | - (u64) nasid, (u64) subch, 0, 0, 0, 0); |
---|
818 | | - return (int) rv.status; |
---|
819 | | -} |
---|
820 | | - |
---|
821 | | -/* |
---|
822 | | - * Read data from system controller associated with 'nasid' on |
---|
823 | | - * subchannel 'subch'. The buffer to be filled is pointed to by |
---|
824 | | - * 'buf', and its capacity is in the integer pointed to by 'len'. The |
---|
825 | | - * referent of 'len' is set to the number of bytes read by the SAL |
---|
826 | | - * call. The return value is either SALRET_OK (for bytes read) or |
---|
827 | | - * SALRET_ERROR (for error or "no data available"). |
---|
828 | | - */ |
---|
829 | | -static inline int |
---|
830 | | -ia64_sn_irtr_recv(nasid_t nasid, int subch, char *buf, int *len) |
---|
831 | | -{ |
---|
832 | | - struct ia64_sal_retval rv; |
---|
833 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_RECV, |
---|
834 | | - (u64) nasid, (u64) subch, (u64) buf, (u64) len, |
---|
835 | | - 0, 0); |
---|
836 | | - return (int) rv.status; |
---|
837 | | -} |
---|
838 | | - |
---|
839 | | -/* |
---|
840 | | - * Write data to the system controller network via the system |
---|
841 | | - * controller associated with 'nasid' on suchannel 'subch'. The |
---|
842 | | - * buffer to be written out is pointed to by 'buf', and 'len' is the |
---|
843 | | - * number of bytes to be written. The return value is either the |
---|
844 | | - * number of bytes written (which could be zero) or a negative error |
---|
845 | | - * code. |
---|
846 | | - */ |
---|
847 | | -static inline int |
---|
848 | | -ia64_sn_irtr_send(nasid_t nasid, int subch, char *buf, int len) |
---|
849 | | -{ |
---|
850 | | - struct ia64_sal_retval rv; |
---|
851 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_SEND, |
---|
852 | | - (u64) nasid, (u64) subch, (u64) buf, (u64) len, |
---|
853 | | - 0, 0); |
---|
854 | | - return (int) rv.v0; |
---|
855 | | -} |
---|
856 | | - |
---|
857 | | -/* |
---|
858 | | - * Check whether any interrupts are pending for the system controller |
---|
859 | | - * associated with 'nasid' and its subchannel 'subch'. The return |
---|
860 | | - * value is a mask of pending interrupts (SAL_IROUTER_INTR_XMIT and/or |
---|
861 | | - * SAL_IROUTER_INTR_RECV). |
---|
862 | | - */ |
---|
863 | | -static inline int |
---|
864 | | -ia64_sn_irtr_intr(nasid_t nasid, int subch) |
---|
865 | | -{ |
---|
866 | | - struct ia64_sal_retval rv; |
---|
867 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_STATUS, |
---|
868 | | - (u64) nasid, (u64) subch, 0, 0, 0, 0); |
---|
869 | | - return (int) rv.v0; |
---|
870 | | -} |
---|
871 | | - |
---|
872 | | -/* |
---|
873 | | - * Enable the interrupt indicated by the intr parameter (either |
---|
874 | | - * SAL_IROUTER_INTR_XMIT or SAL_IROUTER_INTR_RECV). |
---|
875 | | - */ |
---|
876 | | -static inline int |
---|
877 | | -ia64_sn_irtr_intr_enable(nasid_t nasid, int subch, u64 intr) |
---|
878 | | -{ |
---|
879 | | - struct ia64_sal_retval rv; |
---|
880 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_ON, |
---|
881 | | - (u64) nasid, (u64) subch, intr, 0, 0, 0); |
---|
882 | | - return (int) rv.v0; |
---|
883 | | -} |
---|
884 | | - |
---|
885 | | -/* |
---|
886 | | - * Disable the interrupt indicated by the intr parameter (either |
---|
887 | | - * SAL_IROUTER_INTR_XMIT or SAL_IROUTER_INTR_RECV). |
---|
888 | | - */ |
---|
889 | | -static inline int |
---|
890 | | -ia64_sn_irtr_intr_disable(nasid_t nasid, int subch, u64 intr) |
---|
891 | | -{ |
---|
892 | | - struct ia64_sal_retval rv; |
---|
893 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INTR_OFF, |
---|
894 | | - (u64) nasid, (u64) subch, intr, 0, 0, 0); |
---|
895 | | - return (int) rv.v0; |
---|
896 | | -} |
---|
897 | | - |
---|
898 | | -/* |
---|
899 | | - * Set up a node as the point of contact for system controller |
---|
900 | | - * environmental event delivery. |
---|
901 | | - */ |
---|
902 | | -static inline int |
---|
903 | | -ia64_sn_sysctl_event_init(nasid_t nasid) |
---|
904 | | -{ |
---|
905 | | - struct ia64_sal_retval rv; |
---|
906 | | - SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_EVENT, (u64) nasid, |
---|
907 | | - 0, 0, 0, 0, 0, 0); |
---|
908 | | - return (int) rv.v0; |
---|
909 | | -} |
---|
910 | | - |
---|
911 | | -/* |
---|
912 | | - * Ask the system controller on the specified nasid to reset |
---|
913 | | - * the CX corelet clock. Only valid on TIO nodes. |
---|
914 | | - */ |
---|
915 | | -static inline int |
---|
916 | | -ia64_sn_sysctl_tio_clock_reset(nasid_t nasid) |
---|
917 | | -{ |
---|
918 | | - struct ia64_sal_retval rv; |
---|
919 | | - SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_TIO_JLCK_RST, |
---|
920 | | - nasid, 0, 0, 0, 0, 0); |
---|
921 | | - if (rv.status != 0) |
---|
922 | | - return (int)rv.status; |
---|
923 | | - if (rv.v0 != 0) |
---|
924 | | - return (int)rv.v0; |
---|
925 | | - |
---|
926 | | - return 0; |
---|
927 | | -} |
---|
928 | | - |
---|
929 | | -/* |
---|
930 | | - * Get the associated ioboard type for a given nasid. |
---|
931 | | - */ |
---|
932 | | -static inline long |
---|
933 | | -ia64_sn_sysctl_ioboard_get(nasid_t nasid, u16 *ioboard) |
---|
934 | | -{ |
---|
935 | | - struct ia64_sal_retval isrv; |
---|
936 | | - SAL_CALL_REENTRANT(isrv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_IOBOARD, |
---|
937 | | - nasid, 0, 0, 0, 0, 0); |
---|
938 | | - if (isrv.v0 != 0) { |
---|
939 | | - *ioboard = isrv.v0; |
---|
940 | | - return isrv.status; |
---|
941 | | - } |
---|
942 | | - if (isrv.v1 != 0) { |
---|
943 | | - *ioboard = isrv.v1; |
---|
944 | | - return isrv.status; |
---|
945 | | - } |
---|
946 | | - |
---|
947 | | - return isrv.status; |
---|
948 | | -} |
---|
949 | | - |
---|
950 | | -/** |
---|
951 | | - * ia64_sn_get_fit_compt - read a FIT entry from the PROM header |
---|
952 | | - * @nasid: NASID of node to read |
---|
953 | | - * @index: FIT entry index to be retrieved (0..n) |
---|
954 | | - * @fitentry: 16 byte buffer where FIT entry will be stored. |
---|
955 | | - * @banbuf: optional buffer for retrieving banner |
---|
956 | | - * @banlen: length of banner buffer |
---|
957 | | - * |
---|
958 | | - * Access to the physical PROM chips needs to be serialized since reads and |
---|
959 | | - * writes can't occur at the same time, so we need to call into the SAL when |
---|
960 | | - * we want to look at the FIT entries on the chips. |
---|
961 | | - * |
---|
962 | | - * Returns: |
---|
963 | | - * %SALRET_OK if ok |
---|
964 | | - * %SALRET_INVALID_ARG if index too big |
---|
965 | | - * %SALRET_NOT_IMPLEMENTED if running on older PROM |
---|
966 | | - * ??? if nasid invalid OR banner buffer not large enough |
---|
967 | | - */ |
---|
968 | | -static inline int |
---|
969 | | -ia64_sn_get_fit_compt(u64 nasid, u64 index, void *fitentry, void *banbuf, |
---|
970 | | - u64 banlen) |
---|
971 | | -{ |
---|
972 | | - struct ia64_sal_retval rv; |
---|
973 | | - SAL_CALL_NOLOCK(rv, SN_SAL_GET_FIT_COMPT, nasid, index, fitentry, |
---|
974 | | - banbuf, banlen, 0, 0); |
---|
975 | | - return (int) rv.status; |
---|
976 | | -} |
---|
977 | | - |
---|
978 | | -/* |
---|
979 | | - * Initialize the SAL components of the system controller |
---|
980 | | - * communication driver; specifically pass in a sizable buffer that |
---|
981 | | - * can be used for allocation of subchannel queues as new subchannels |
---|
982 | | - * are opened. "buf" points to the buffer, and "len" specifies its |
---|
983 | | - * length. |
---|
984 | | - */ |
---|
985 | | -static inline int |
---|
986 | | -ia64_sn_irtr_init(nasid_t nasid, void *buf, int len) |
---|
987 | | -{ |
---|
988 | | - struct ia64_sal_retval rv; |
---|
989 | | - SAL_CALL_REENTRANT(rv, SN_SAL_IROUTER_OP, SAL_IROUTER_INIT, |
---|
990 | | - (u64) nasid, (u64) buf, (u64) len, 0, 0, 0); |
---|
991 | | - return (int) rv.status; |
---|
992 | | -} |
---|
993 | | - |
---|
994 | | -/* |
---|
995 | | - * Returns the nasid, subnode & slice corresponding to a SAPIC ID |
---|
996 | | - * |
---|
997 | | - * In: |
---|
998 | | - * arg0 - SN_SAL_GET_SAPIC_INFO |
---|
999 | | - * arg1 - sapicid (lid >> 16) |
---|
1000 | | - * Out: |
---|
1001 | | - * v0 - nasid |
---|
1002 | | - * v1 - subnode |
---|
1003 | | - * v2 - slice |
---|
1004 | | - */ |
---|
1005 | | -static inline u64 |
---|
1006 | | -ia64_sn_get_sapic_info(int sapicid, int *nasid, int *subnode, int *slice) |
---|
1007 | | -{ |
---|
1008 | | - struct ia64_sal_retval ret_stuff; |
---|
1009 | | - |
---|
1010 | | - ret_stuff.status = 0; |
---|
1011 | | - ret_stuff.v0 = 0; |
---|
1012 | | - ret_stuff.v1 = 0; |
---|
1013 | | - ret_stuff.v2 = 0; |
---|
1014 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SAPIC_INFO, sapicid, 0, 0, 0, 0, 0, 0); |
---|
1015 | | - |
---|
1016 | | -/***** BEGIN HACK - temp til old proms no longer supported ********/ |
---|
1017 | | - if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) { |
---|
1018 | | - if (nasid) *nasid = sapicid & 0xfff; |
---|
1019 | | - if (subnode) *subnode = (sapicid >> 13) & 1; |
---|
1020 | | - if (slice) *slice = (sapicid >> 12) & 3; |
---|
1021 | | - return 0; |
---|
1022 | | - } |
---|
1023 | | -/***** END HACK *******/ |
---|
1024 | | - |
---|
1025 | | - if (ret_stuff.status < 0) |
---|
1026 | | - return ret_stuff.status; |
---|
1027 | | - |
---|
1028 | | - if (nasid) *nasid = (int) ret_stuff.v0; |
---|
1029 | | - if (subnode) *subnode = (int) ret_stuff.v1; |
---|
1030 | | - if (slice) *slice = (int) ret_stuff.v2; |
---|
1031 | | - return 0; |
---|
1032 | | -} |
---|
1033 | | - |
---|
1034 | | -/* |
---|
1035 | | - * Returns information about the HUB/SHUB. |
---|
1036 | | - * In: |
---|
1037 | | - * arg0 - SN_SAL_GET_SN_INFO |
---|
1038 | | - * arg1 - 0 (other values reserved for future use) |
---|
1039 | | - * Out: |
---|
1040 | | - * v0 |
---|
1041 | | - * [7:0] - shub type (0=shub1, 1=shub2) |
---|
1042 | | - * [15:8] - Log2 max number of nodes in entire system (includes |
---|
1043 | | - * C-bricks, I-bricks, etc) |
---|
1044 | | - * [23:16] - Log2 of nodes per sharing domain |
---|
1045 | | - * [31:24] - partition ID |
---|
1046 | | - * [39:32] - coherency_id |
---|
1047 | | - * [47:40] - regionsize |
---|
1048 | | - * v1 |
---|
1049 | | - * [15:0] - nasid mask (ex., 0x7ff for 11 bit nasid) |
---|
1050 | | - * [23:15] - bit position of low nasid bit |
---|
1051 | | - */ |
---|
1052 | | -static inline u64 |
---|
1053 | | -ia64_sn_get_sn_info(int fc, u8 *shubtype, u16 *nasid_bitmask, u8 *nasid_shift, |
---|
1054 | | - u8 *systemsize, u8 *sharing_domain_size, u8 *partid, u8 *coher, u8 *reg) |
---|
1055 | | -{ |
---|
1056 | | - struct ia64_sal_retval ret_stuff; |
---|
1057 | | - |
---|
1058 | | - ret_stuff.status = 0; |
---|
1059 | | - ret_stuff.v0 = 0; |
---|
1060 | | - ret_stuff.v1 = 0; |
---|
1061 | | - ret_stuff.v2 = 0; |
---|
1062 | | - SAL_CALL_NOLOCK(ret_stuff, SN_SAL_GET_SN_INFO, fc, 0, 0, 0, 0, 0, 0); |
---|
1063 | | - |
---|
1064 | | -/***** BEGIN HACK - temp til old proms no longer supported ********/ |
---|
1065 | | - if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) { |
---|
1066 | | - int nasid = get_sapicid() & 0xfff; |
---|
1067 | | -#define SH_SHUB_ID_NODES_PER_BIT_MASK 0x001f000000000000UL |
---|
1068 | | -#define SH_SHUB_ID_NODES_PER_BIT_SHFT 48 |
---|
1069 | | - if (shubtype) *shubtype = 0; |
---|
1070 | | - if (nasid_bitmask) *nasid_bitmask = 0x7ff; |
---|
1071 | | - if (nasid_shift) *nasid_shift = 38; |
---|
1072 | | - if (systemsize) *systemsize = 10; |
---|
1073 | | - if (sharing_domain_size) *sharing_domain_size = 8; |
---|
1074 | | - if (partid) *partid = ia64_sn_sysctl_partition_get(nasid); |
---|
1075 | | - if (coher) *coher = nasid >> 9; |
---|
1076 | | - if (reg) *reg = (HUB_L((u64 *) LOCAL_MMR_ADDR(SH1_SHUB_ID)) & SH_SHUB_ID_NODES_PER_BIT_MASK) >> |
---|
1077 | | - SH_SHUB_ID_NODES_PER_BIT_SHFT; |
---|
1078 | | - return 0; |
---|
1079 | | - } |
---|
1080 | | -/***** END HACK *******/ |
---|
1081 | | - |
---|
1082 | | - if (ret_stuff.status < 0) |
---|
1083 | | - return ret_stuff.status; |
---|
1084 | | - |
---|
1085 | | - if (shubtype) *shubtype = ret_stuff.v0 & 0xff; |
---|
1086 | | - if (systemsize) *systemsize = (ret_stuff.v0 >> 8) & 0xff; |
---|
1087 | | - if (sharing_domain_size) *sharing_domain_size = (ret_stuff.v0 >> 16) & 0xff; |
---|
1088 | | - if (partid) *partid = (ret_stuff.v0 >> 24) & 0xff; |
---|
1089 | | - if (coher) *coher = (ret_stuff.v0 >> 32) & 0xff; |
---|
1090 | | - if (reg) *reg = (ret_stuff.v0 >> 40) & 0xff; |
---|
1091 | | - if (nasid_bitmask) *nasid_bitmask = (ret_stuff.v1 & 0xffff); |
---|
1092 | | - if (nasid_shift) *nasid_shift = (ret_stuff.v1 >> 16) & 0xff; |
---|
1093 | | - return 0; |
---|
1094 | | -} |
---|
1095 | | - |
---|
1096 | | -/* |
---|
1097 | | - * This is the access point to the Altix PROM hardware performance |
---|
1098 | | - * and status monitoring interface. For info on using this, see |
---|
1099 | | - * arch/ia64/include/asm/sn/sn2/sn_hwperf.h |
---|
1100 | | - */ |
---|
1101 | | -static inline int |
---|
1102 | | -ia64_sn_hwperf_op(nasid_t nasid, u64 opcode, u64 a0, u64 a1, u64 a2, |
---|
1103 | | - u64 a3, u64 a4, int *v0) |
---|
1104 | | -{ |
---|
1105 | | - struct ia64_sal_retval rv; |
---|
1106 | | - SAL_CALL_NOLOCK(rv, SN_SAL_HWPERF_OP, (u64)nasid, |
---|
1107 | | - opcode, a0, a1, a2, a3, a4); |
---|
1108 | | - if (v0) |
---|
1109 | | - *v0 = (int) rv.v0; |
---|
1110 | | - return (int) rv.status; |
---|
1111 | | -} |
---|
1112 | | - |
---|
1113 | | -static inline int |
---|
1114 | | -ia64_sn_ioif_get_pci_topology(u64 buf, u64 len) |
---|
1115 | | -{ |
---|
1116 | | - struct ia64_sal_retval rv; |
---|
1117 | | - SAL_CALL_NOLOCK(rv, SN_SAL_IOIF_GET_PCI_TOPOLOGY, buf, len, 0, 0, 0, 0, 0); |
---|
1118 | | - return (int) rv.status; |
---|
1119 | | -} |
---|
1120 | | - |
---|
1121 | | -/* |
---|
1122 | | - * BTE error recovery is implemented in SAL |
---|
1123 | | - */ |
---|
1124 | | -static inline int |
---|
1125 | | -ia64_sn_bte_recovery(nasid_t nasid) |
---|
1126 | | -{ |
---|
1127 | | - struct ia64_sal_retval rv; |
---|
1128 | | - |
---|
1129 | | - rv.status = 0; |
---|
1130 | | - SAL_CALL_NOLOCK(rv, SN_SAL_BTE_RECOVER, (u64)nasid, 0, 0, 0, 0, 0, 0); |
---|
1131 | | - if (rv.status == SALRET_NOT_IMPLEMENTED) |
---|
1132 | | - return 0; |
---|
1133 | | - return (int) rv.status; |
---|
1134 | | -} |
---|
1135 | | - |
---|
1136 | | -static inline int |
---|
1137 | | -ia64_sn_is_fake_prom(void) |
---|
1138 | | -{ |
---|
1139 | | - struct ia64_sal_retval rv; |
---|
1140 | | - SAL_CALL_NOLOCK(rv, SN_SAL_FAKE_PROM, 0, 0, 0, 0, 0, 0, 0); |
---|
1141 | | - return (rv.status == 0); |
---|
1142 | | -} |
---|
1143 | | - |
---|
1144 | | -static inline int |
---|
1145 | | -ia64_sn_get_prom_feature_set(int set, unsigned long *feature_set) |
---|
1146 | | -{ |
---|
1147 | | - struct ia64_sal_retval rv; |
---|
1148 | | - |
---|
1149 | | - SAL_CALL_NOLOCK(rv, SN_SAL_GET_PROM_FEATURE_SET, set, 0, 0, 0, 0, 0, 0); |
---|
1150 | | - if (rv.status != 0) |
---|
1151 | | - return rv.status; |
---|
1152 | | - *feature_set = rv.v0; |
---|
1153 | | - return 0; |
---|
1154 | | -} |
---|
1155 | | - |
---|
1156 | | -static inline int |
---|
1157 | | -ia64_sn_set_os_feature(int feature) |
---|
1158 | | -{ |
---|
1159 | | - struct ia64_sal_retval rv; |
---|
1160 | | - |
---|
1161 | | - SAL_CALL_NOLOCK(rv, SN_SAL_SET_OS_FEATURE_SET, feature, 0, 0, 0, 0, 0, 0); |
---|
1162 | | - return rv.status; |
---|
1163 | | -} |
---|
1164 | | - |
---|
1165 | | -static inline int |
---|
1166 | | -sn_inject_error(u64 paddr, u64 *data, u64 *ecc) |
---|
1167 | | -{ |
---|
1168 | | - struct ia64_sal_retval ret_stuff; |
---|
1169 | | - |
---|
1170 | | - ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_INJECT_ERROR, paddr, (u64)data, |
---|
1171 | | - (u64)ecc, 0, 0, 0, 0); |
---|
1172 | | - return ret_stuff.status; |
---|
1173 | | -} |
---|
1174 | | - |
---|
1175 | | -static inline int |
---|
1176 | | -ia64_sn_set_cpu_number(int cpu) |
---|
1177 | | -{ |
---|
1178 | | - struct ia64_sal_retval rv; |
---|
1179 | | - |
---|
1180 | | - SAL_CALL_NOLOCK(rv, SN_SAL_SET_CPU_NUMBER, cpu, 0, 0, 0, 0, 0, 0); |
---|
1181 | | - return rv.status; |
---|
1182 | | -} |
---|
1183 | | -static inline int |
---|
1184 | | -ia64_sn_kernel_launch_event(void) |
---|
1185 | | -{ |
---|
1186 | | - struct ia64_sal_retval rv; |
---|
1187 | | - SAL_CALL_NOLOCK(rv, SN_SAL_KERNEL_LAUNCH_EVENT, 0, 0, 0, 0, 0, 0, 0); |
---|
1188 | | - return rv.status; |
---|
1189 | | -} |
---|
1190 | 81 | |
---|
1191 | 82 | union sn_watchlist_u { |
---|
1192 | 83 | u64 val; |
---|