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annotate src/impl/kernel_error.cbc @ 310:ba8687746ff6

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impl kernel_error codes
author anatofuz <anatofuz@cr.ie.u-ryukyu.ac.jp>
date Thu, 06 Feb 2020 12:25:34 +0900
parents 04a5e0aa7f01
children cd9092628a63
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anatofuz <anatofuz@cr.ie.u-ryukyu.ac.jp>
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1 #include "../context.h"
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2 #interface "ErrorGear.h"
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4 // ----
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5 // typedef struct KernelError <Type, Isa> impl ErrorGear {
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6 // __code infinity_loop(Type* error_gear,__code next(...));
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7 // } KernelError;
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8 // ----
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10 ErrorGear* createKernelError(struct Context* cbc_context) {
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11 struct ErrorGear* error_gear = new ErrorGear();
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12 struct KernelError* kernel_error = new KernelError();
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13 error_gear->error_gear = (union Data*)kernel_error;
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14 kernel_error->error_gear = NULL;
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15 kernel_error->infinity_loop = C_infinity_loopKernelError;
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16 error_gear->error = C_errorKernelError;
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17 error_gear->panic = C_panicKernelError;
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18 error_gear->next = C_nextKernelError;
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anatofuz <anatofuz@cr.ie.u-ryukyu.ac.jp>
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19 return error_gear;
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20 }
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22 __code infinity_loopKernelError(struct KernelError* error_gear,__code next(...)) {
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23 goto next(...);
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24 }
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26 __code errorKernelError(struct KernelError* error_gear, int err_code, __code next(...)) {
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28 goto next(...);
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29 }
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31 __code panicKernelError(struct KernelError* error_gear, char* msg) {
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32 cli();
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33 cons.locking = 0;
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35 cprintf("cpu%d: panic: ", cpu->id);
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37 show_callstk(s);
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38 panicked = 1; // freeze other CPU
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39
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40 goto infinity_loopKernelError(error_gear, error_gear->inifinity_loop);
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41 }
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