[2] | 1 | #ifndef SEGMENT_H |
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| 2 | #define SEGMENT_H |
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| 3 | |
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| 4 | #include <stdint.h> |
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| 5 | #include <iomanip> |
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| 6 | #include <iostream> |
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| 7 | #include "type_target.h" |
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| 8 | #include "shared/soclib_segment_table.h" |
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| 9 | |
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| 10 | using namespace std; |
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| 11 | |
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| 12 | extern "C" void loadexec(void **emem, int *esize, int *eoffset, const char *file, const char ** sections); |
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| 13 | |
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| 14 | |
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| 15 | namespace hierarchy_memory { |
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| 16 | namespace data { |
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| 17 | |
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| 18 | class segment_t |
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| 19 | { |
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| 20 | protected : uint32_t base; |
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| 21 | protected : uint32_t size; |
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| 22 | protected : bool uncached; |
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| 23 | protected : char * name; |
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| 24 | protected : char * data; |
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| 25 | protected : type_target_t type; |
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| 26 | protected : uint32_t index; |
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| 27 | |
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| 28 | public : segment_t () |
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| 29 | { |
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| 30 | base = 0; |
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| 31 | size = 0; |
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| 32 | uncached = false; |
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| 33 | name = NULL; |
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| 34 | data = NULL; |
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| 35 | type = TYPE_MEMORY; |
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| 36 | index = 0; |
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| 37 | } |
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| 38 | |
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| 39 | public : segment_t (SEGMENT_TABLE_ENTRY segment) |
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| 40 | { |
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| 41 | uint32_t size_name = strlen (segment.getName())+1; |
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| 42 | |
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| 43 | base = segment.getBase(); |
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| 44 | size = segment.getSize(); |
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| 45 | uncached = segment.getUncached(); |
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| 46 | name = new char [size_name]; |
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| 47 | name = strncpy (name, segment.getName(),size_name); |
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| 48 | data = new char [size]; |
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| 49 | type = TYPE_MEMORY; |
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| 50 | index = 0; |
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| 51 | }; |
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| 52 | |
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| 53 | //*****[ init ]***** |
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| 54 | public : bool init (const char * filename,const char ** sections) |
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| 55 | { |
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| 56 | void * ptab; |
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| 57 | int size = this->size; |
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| 58 | int offset = 0; |
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| 59 | |
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| 60 | loadexec(&ptab,&size,&offset,filename,sections); |
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| 61 | |
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| 62 | cout << " - size : " << size << endl; |
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| 63 | cout << " - offset : " << offset << endl; |
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| 64 | |
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| 65 | if (size > (int)this->size) |
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| 66 | { |
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| 67 | cerr << "<segment.init> : segment " << name << " is to small : size is " << this->size << " and requiert is " << size << endl; |
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| 68 | return false; |
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| 69 | } |
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| 70 | |
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| 71 | memcpy(data, ptab, size); |
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| 72 | |
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| 73 | free (ptab); |
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| 74 | |
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| 75 | return true; |
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| 76 | } |
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| 77 | |
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| 78 | //*****[ define_target ]***** |
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| 79 | public : void define_target (type_target_t type, uint32_t index) |
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| 80 | { |
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| 81 | this->type = type; |
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| 82 | this->index = index; |
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| 83 | } |
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| 84 | |
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| 85 | //*****[ getType ]***** |
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| 86 | public : type_target_t getType () |
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| 87 | { |
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| 88 | return type; |
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| 89 | } |
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| 90 | |
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| 91 | //*****[ getIndex ]***** |
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| 92 | public : uint32_t getIndex () |
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| 93 | { |
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| 94 | return index; |
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| 95 | } |
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| 96 | |
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| 97 | //*****[ getBase ]***** |
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| 98 | public : uint32_t getBase () |
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| 99 | { |
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| 100 | return base; |
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| 101 | } |
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| 102 | |
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| 103 | //*****[ getSize ]***** |
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| 104 | public : uint32_t getSize () |
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| 105 | { |
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| 106 | return size; |
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| 107 | } |
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| 108 | |
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| 109 | //*****[ getUncached ]***** |
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| 110 | public : uint32_t getUncached () |
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| 111 | { |
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| 112 | return uncached; |
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| 113 | } |
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| 114 | |
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| 115 | //*****[ data_addr ]***** |
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| 116 | // Return the data address |
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| 117 | public : char * data_addr () |
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| 118 | { |
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| 119 | return data; |
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| 120 | } |
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| 121 | |
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| 122 | //*****[ test ]***** |
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| 123 | public : bool test (char * name) |
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| 124 | { |
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| 125 | return (strcmp(this->name,name) == 0); |
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| 126 | } |
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| 127 | |
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| 128 | public : bool test (uint32_t address, uint32_t size) |
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| 129 | { |
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| 130 | bool res = (((address ) >= this->base ) && |
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| 131 | ((address+size) <= (this->base+this->size))); |
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| 132 | |
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| 133 | return res; |
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| 134 | } |
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| 135 | |
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| 136 | //*****[ read ]***** |
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| 137 | public : void read (uint32_t address, uint32_t size, char * & data_dest) |
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| 138 | { |
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| 139 | for (uint32_t it = 0; it < size ; it ++) |
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| 140 | data_dest [it] = data[address-base+it]; |
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| 141 | } |
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| 142 | |
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| 143 | //*****[ write ]***** |
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| 144 | public : void write (uint32_t address, uint32_t size, char * & data_src) |
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| 145 | { |
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| 146 | for (uint32_t it = 0; it < size ; it ++) |
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| 147 | data[address-base+it] = data_src [it]; |
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| 148 | } |
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| 149 | |
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| 150 | friend ostream& operator<< (ostream& output_stream, const segment_t & x) |
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| 151 | { |
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| 152 | output_stream << "Segment \"" << x.name << "\"" << endl |
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| 153 | << hex |
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| 154 | << " * base : " << setw(8) << setfill('0') << x.base << endl |
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| 155 | << " * size : " << setw(8) << setfill('0') << x.size << endl |
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| 156 | << dec |
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| 157 | << " * uncached : " << x.uncached << endl |
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| 158 | << " * type : " << x.type << endl; |
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| 159 | |
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| 160 | return output_stream; |
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| 161 | }; |
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| 162 | }; |
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| 163 | |
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| 164 | };}; //end namespace |
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| 165 | #endif //!SEGMENT_H |
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