24 lines
960 B
C
24 lines
960 B
C
#include <esp_expression_with_stack.h>
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#include <freertos/xtensa_rtos.h>
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#include <freertos/xtensa_context.h>
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StackType_t * esp_switch_stack_setup(StackType_t *stack, size_t stack_size)
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{
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int watchpoint_place = (((int)stack + 31) & ~31);
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StackType_t *top_of_stack = (StackType_t *)&stack[0] +
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(sizeof(stack_size * sizeof(StackType_t)) /
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sizeof(StackType_t));
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//Align stack to a 16byte boundary, as required by CPU specific:
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top_of_stack = (StackType_t *)(((UBaseType_t)(top_of_stack - 1) -
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ALIGNUP(0x10, sizeof(XtSolFrame) )) &
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~0xf);
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//Fake stack frame to do not break the backtrace
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XtSolFrame *frame = (XtSolFrame *)top_of_stack;
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frame->a0 = 0;
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frame->a1 = (UBaseType_t)top_of_stack;
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esp_set_watchpoint(2, (char*)watchpoint_place, 32, ESP_WATCHPOINT_STORE);
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return top_of_stack;
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} |