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annotate src/gpf2/osl/os_mis_fl.c @ 614:7ca17426c890

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doc/C1xx-Howto: fc-host-tools-latest symlink
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 29 Jun 2019 02:00:16 +0000
parents 9e55fe3a5ee4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * This C module is a reconstruction based on the disassembly of
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3 * os_mis.obj in frame_na7_db_fl.lib from the Leonardo package.
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4 */
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5
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6 /* set of included headers from COFF symtab, slightly reordered: */
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7 #include <stddef.h>
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8 #include <stdio.h>
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9 #include <string.h>
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10 #if 0 /* from first attempt at gcc-built fw, currently unused */
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11 #include "../../riviera/rv/general.h"
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12 #include "../../riviera/rv/rv_general.h"
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13 #include "../../riviera/rvf/rvf_api.h"
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14 #include "../../services/ffs/ffs.h"
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15 #endif
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16 #include "nucleus.h"
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17 #include "typedefs.h"
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18 #include "os.h"
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19 #include "gdi.h"
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20 #include "os_types.h"
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21 #include "os_glob.h"
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22 #include "header.h"
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23 #include "vsi.h"
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24 #if 0 /* from first attempt at gcc-built fw, currently unused */
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25 #include "drvconf.h"
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26 #include "../tst_pei/tstdriver.h"
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27 #endif
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28 #include "dar_func.h"
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29 #include "tools.h"
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30
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31 typedef unsigned char u_char;
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32
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33 char *NU_State[13] = {
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34 "NU_READY",
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35 "",
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36 "NU_SLEEP_SUSPEND",
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37 "",
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38 "",
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39 "NU_QUEUE_SUSPEND",
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40 "NU_SEMAPHORE_SUSPEND",
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41 "",
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42 "NU_PARTITION_SUSPEND",
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43 "NU_MEMORY_SUSPEND",
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44 "",
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45 "NU_FINISHED",
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46 "NU_TERMINATED",
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47 };
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48
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49 char *msg_type[4] = {
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50 "",
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51 "PRIMITIVE",
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52 "SIGNAL",
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53 "TIMEOUT",
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54 };
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55
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56 char *warning = "SYSTEM WARNING: ";
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57
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58 T_GPF_DAR_PROPERTIES *dar;
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59 T_GPF_DAR_STRUCT os_dar;
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60 NU_PROTECT os_mis_Protect;
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61 u_char SystemErrorBuffer[256];
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62 u_char DARErrorBuffer[256];
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63
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64 static u_char state;
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65 static int fd;
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66 static unsigned bytes_read;
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67 static u_char *msg;
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68 static unsigned count;
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69 static unsigned data_len;
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70 static unsigned dar_wrap_around;
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71 static unsigned dar_buffer_count;
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72 static unsigned dar_wrap_around_detected;
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73
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74 LONG
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75 os_read_dar_ffs_data(USHORT entry, char *buffer, USHORT len)
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76 {
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77 /*
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78 * This function is only used to implement the READ_DAR_FILE
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79 * system primitive; this frill feature is currently deemed
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80 * not important enough to expend the effort to reconstruct
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81 * this function from disassembly.
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82 */
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83 return(OS_ERROR);
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84 }
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85
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86 LONG
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87 os_dar_set_filter(void)
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88 {
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89 if (dar)
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90 dar->diagnose_swe_filter(dar->gpf_use_id, dar->warning);
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91 return(OS_OK);
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92 }
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93
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94 LONG
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95 os_dar_register(const void *dar_properties)
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96 {
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97 if (dar_properties) {
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98 os_dar.properties = (T_GPF_DAR_PROPERTIES *) dar_properties;
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99 os_dar.magic_nr = DAR_INITIALIZED;
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100 dar = (T_GPF_DAR_PROPERTIES *) dar_properties;
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101 }
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102 return(OS_OK);
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103 }
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104
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105 void
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106 os_dar_init(void)
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107 {
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108 if (os_dar.magic_nr != DAR_INITIALIZED)
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109 dar = 0;
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110 }
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111
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112 void
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113 os_SystemError(OS_HANDLE Caller, USHORT cause, char *buffer)
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114 {
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115 /*
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116 * The implementation of this function in the binary blob
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117 * which we are reversing is very complex. I am leaving it
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118 * as an empty stub for now. - Space Falcon
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119 */
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120 }
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
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121
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
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122 GLOBAL LONG
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123 os_ObjectInformation(OS_HANDLE Caller, USHORT Id, USHORT Handle, USHORT len,
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
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124 void *Buffer)
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Mychaela Falconia <falcon@freecalypso.org>
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125 {
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126 switch (Id) {
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127 case OS_OBJTASK:
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128 return os_TaskInformation(Handle, Buffer);
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parents:
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129 case OS_OBJQUEUE:
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130 return os_QueueInformation(Handle, Buffer);
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131 case OS_OBJPARTITIONGROUP:
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132 return os_PartitionInformation(Handle, Buffer);
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133 case OS_OBJMEMORYPOOL:
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134 return os_MemoryInformation(Handle, Buffer);
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135 case OS_OBJTIMER:
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
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parents:
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136 return os_TimerInformation(Handle, Buffer);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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137 case OS_OBJSEMAPHORE:
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
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138 return os_SemaphoreInformation(Handle, Buffer);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
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139 default:
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Mychaela Falconia <falcon@freecalypso.org>
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140 return(OS_ERROR);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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141 }
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
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142 }
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 GLOBAL LONG
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 os_Initialize(void)
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 {
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 if (os_SemInit() == OS_ERROR)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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148 return(OS_ERROR);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
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149 if (os_ProInit() == OS_ERROR)
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 return(OS_ERROR);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 if (os_ComInit() == OS_ERROR)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 return(OS_ERROR);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 if (os_MemInit() == OS_ERROR)
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 return(OS_ERROR);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 if (os_TimInit() == OS_ERROR)
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 return(OS_ERROR);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 if (os_isr_init() == OS_ERROR)
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 return(OS_ERROR);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 #if 0
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 if (os_EvGrpInit() == OS_ERROR)
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 return(OS_ERROR);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 #endif
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 /*
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 * The original code zeroes out the first 32-bit word of
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 * os_mis_Protect here. We don't really need to do that,
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 * as it is a zeroed-on-boot bss var.
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 */
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 os_dar_init(); /* inlined in the original */
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 return(OS_OK);
91e8dac34ada src/gpf2/osl: initial import from old freecalypso-sw tree
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 }