Apple-2-Tools
/
apple2ix
mirror of https://github.com/mauiaaron/apple2.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Implement a generic debugger hook to break stepping

This commit is contained in:
Aaron Culliney 2018-07-29 16:43:36 -07:00
parent 14bb75a941
commit 43ab5c8233
2 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/meta/debug.h
View File

@ -84,6 +84,7 @@ void c_interface_debugging(uint8_t *stagingFB);
#endif
void debugger_setInputText(const char *text, const bool deterministically);
void debugger_setBreakCallback(bool(*cb)(void));
void c_debugger_go(void);
bool c_debugger_should_break(void);
void c_debugger_set_timeout(const unsigned int secs);

8
src/meta/debugger.c
View File

@ -60,6 +60,8 @@ int arg1, arg2, arg3; /* command arguments */
int breakpoints[MAX_BRKPTS]; /* memory breakpoints */
int watchpoints[MAX_BRKPTS]; /* memory watchpoints */
static bool(*shouldBreakCallback)(void) = NULL;
#ifdef INTERFACE_CLASSIC
/* debugger globals */
//1. 5. 10. 15. 20. 25. 30. 35. 40. 45. 50. 55. 60. 65. 70. 75. 80.",
@ -1190,6 +1192,8 @@ bool c_debugger_should_break() {
bool break_stepping = false;
if (at_haltpt()) {
stepping_struct.should_break = true;
} else if (shouldBreakCallback && shouldBreakCallback()) {
stepping_struct.should_break = true;
} else {
uint8_t op = get_last_opcode();
@ -1536,6 +1540,10 @@ bool c_debugger_set_watchpoint(const uint16_t addr) {
return set_halt(watchpoints, addr);
}
void debugger_setBreakCallback(bool(*cb)(void)) {
shouldBreakCallback = cb;
}
void c_debugger_clear_watchpoints(void) {
clear_halt(watchpoints, 0);
}