Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 1 | #include <libpdbg.h> |
| 2 | |
Ben Tyner | 0205f3b | 2020-02-24 10:24:47 -0600 | [diff] [blame] | 3 | #include <analyzer/analyzer_main.hpp> |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 4 | #include <bp_handler.hpp> |
| 5 | #include <logging.hpp> |
| 6 | #include <ti_handler.hpp> |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 7 | |
| 8 | #include <iomanip> |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 9 | #include <sstream> |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 10 | |
| 11 | namespace attn |
| 12 | { |
| 13 | |
| 14 | /** |
| 15 | * @brief Handle SBE vital attention |
| 16 | * |
| 17 | * @return 0 = success |
| 18 | */ |
| 19 | int handleVital(); |
| 20 | |
| 21 | /** |
| 22 | * @brief Handle checkstop attention |
| 23 | * |
| 24 | * @return 0 = success |
| 25 | */ |
| 26 | int handleCheckstop(); |
| 27 | |
| 28 | /** |
| 29 | * @brief Handle special attention |
| 30 | * |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 31 | * @param i_breakpoints true = breakpoint special attn handling enabled |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 32 | * @return 0 = success |
| 33 | */ |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 34 | int handleSpecial(bool i_breakpoints); |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 35 | |
| 36 | /** |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 37 | * @brief The main attention handler logic |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 38 | * |
| 39 | * @param i_breakpoints true = breakpoint special attn handling enabled |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 40 | */ |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 41 | void attnHandler(bool i_breakpoints) |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 42 | { |
| 43 | uint32_t isr_val, isr_mask; |
| 44 | uint32_t proc; |
| 45 | |
| 46 | // loop through processors looking for active attentions |
| 47 | pdbg_target* target; |
| 48 | pdbg_for_each_class_target("fsi", target) |
| 49 | { |
| 50 | if (PDBG_TARGET_ENABLED == pdbg_target_probe(target)) |
| 51 | { |
| 52 | proc = pdbg_target_index(target); // get processor number |
| 53 | |
| 54 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 55 | ss << "checking processor " << proc << std::endl; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 56 | log<level::INFO>(ss.str().c_str()); |
| 57 | |
| 58 | // get active attentions on processor |
| 59 | if (0 != fsi_read(target, 0x1007, &isr_val)) |
| 60 | { |
| 61 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 62 | ss << "Error! cfam read 0x1007 FAILED" << std::endl; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 63 | log<level::INFO>(ss.str().c_str()); |
| 64 | } |
| 65 | else |
| 66 | { |
| 67 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 68 | ss << "cfam 0x1007 = 0x"; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 69 | ss << std::hex << std::setw(8) << std::setfill('0'); |
| 70 | ss << isr_val << std::endl; |
| 71 | log<level::INFO>(ss.str().c_str()); |
| 72 | |
| 73 | // get interrupt enabled special attentions mask |
| 74 | if (0 != fsi_read(target, 0x100d, &isr_mask)) |
| 75 | { |
| 76 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 77 | ss << "Error! cfam read 0x100d FAILED" << std::endl; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 78 | log<level::INFO>(ss.str().c_str()); |
| 79 | } |
| 80 | else |
| 81 | { |
| 82 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 83 | ss << "cfam 0x100d = 0x"; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 84 | ss << std::hex << std::setw(8) << std::setfill('0'); |
| 85 | ss << isr_mask << std::endl; |
| 86 | log<level::INFO>(ss.str().c_str()); |
| 87 | |
| 88 | // bit 0 on "left": bit 30 = SBE vital attention |
| 89 | if (isr_val & isr_mask & 0x00000002) |
| 90 | { |
| 91 | handleVital(); |
| 92 | } |
| 93 | |
| 94 | // bit 0 on "left": bit 1 = checkstop |
| 95 | if (isr_val & isr_mask & 0x40000000) |
| 96 | { |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 97 | if (0 == handleCheckstop()) |
| 98 | { |
| 99 | break; |
| 100 | } |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | // bit 0 on "left": bit 2 = special attention |
| 104 | if (isr_val & isr_mask & 0x20000000) |
| 105 | { |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 106 | handleSpecial(i_breakpoints); |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 107 | } |
| 108 | } // cfam 0x100d valid |
| 109 | } // cfam 0x1007 valid |
| 110 | } // fsi target enabled |
| 111 | } // next processor |
| 112 | |
| 113 | return; // checked all processors |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * @brief Handle SBE vital attention |
| 118 | */ |
| 119 | int handleVital() |
| 120 | { |
| 121 | int rc = 1; // vital attention handling not yet supported |
| 122 | |
| 123 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 124 | ss << "vital" << std::endl; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 125 | log<level::INFO>(ss.str().c_str()); |
| 126 | |
| 127 | if (0 != rc) |
| 128 | { |
| 129 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 130 | ss << "vital NOT handled" << std::endl; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 131 | log<level::INFO>(ss.str().c_str()); |
| 132 | } |
| 133 | |
| 134 | return rc; |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * @brief Handle checkstop attention |
| 139 | */ |
| 140 | int handleCheckstop() |
| 141 | { |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 142 | int rc = 0; // checkstop handling supported |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 143 | |
| 144 | std::stringstream ss; // log message stream |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 145 | ss << "checkstop" << std::endl; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 146 | log<level::INFO>(ss.str().c_str()); |
| 147 | |
Ben Tyner | 0205f3b | 2020-02-24 10:24:47 -0600 | [diff] [blame] | 148 | analyzer::analyzeHardware(); |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 149 | |
| 150 | // TODO recoverable errors? |
| 151 | |
| 152 | return rc; |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * @brief Handle special attention |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 157 | * |
| 158 | * @param i_breakpoints true = breakpoint special attn handling enabled |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 159 | */ |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 160 | int handleSpecial(bool i_breakpoints) |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 161 | { |
| 162 | int rc = 0; // special attention handling supported |
| 163 | |
| 164 | std::stringstream ss; // log message stream |
| 165 | |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 166 | ss << "special" << std::endl; |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 167 | |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 168 | // Right now we always handle breakpoint special attentions if breakpoint |
| 169 | // attn handling is enabled. This will eventually check if breakpoint attn |
| 170 | // handing is enabled AND there is a breakpoint pending. |
| 171 | if (true == i_breakpoints) |
| 172 | { |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 173 | ss << "breakpoint" << std::endl; |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 174 | log<level::INFO>(ss.str().c_str()); |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 175 | |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 176 | // Call the breakpoint special attention handler |
| 177 | bpHandler(); |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 178 | } |
| 179 | // Right now if breakpoint attn handling is not enabled we will treat the |
| 180 | // special attention as a TI. This will eventually be changed to check |
| 181 | // whether a TI is active and handle it regardless of whether breakpoint |
| 182 | // handling is enbaled or not. |
| 183 | else |
| 184 | { |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 185 | ss << "TI (terminate immediately)" << std::endl; |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 186 | log<level::INFO>(ss.str().c_str()); |
Ben Tyner | 7e6611f | 2020-02-13 16:42:56 -0600 | [diff] [blame] | 187 | |
Ben Tyner | 9ae5ca4 | 2020-02-28 13:13:50 -0600 | [diff] [blame] | 188 | // Call TI special attention handler |
| 189 | tiHandler(); |
Ben Tyner | 970fd4f | 2020-02-19 13:46:42 -0600 | [diff] [blame] | 190 | } |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 191 | |
| 192 | // TODO recoverable errors? |
| 193 | |
| 194 | return rc; |
| 195 | } |
| 196 | |
Ben Tyner | ef32015 | 2020-01-09 10:31:23 -0600 | [diff] [blame] | 197 | } // namespace attn |