root@retropie:/home/pi/RetroPie-Setup/tmp/build/pcsx-rearmed# gdb pcsx
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Reading symbols from pcsx...done.
(gdb) breakpoint 1
Undefined command: "breakpoint".  Try "help".
(gdb) break 1
Breakpoint 1 at 0xaf040: /home/pi/RetroPie-Setup/tmp/build/pcsx-rearmed/frontend/main.c:1. (2 locations)
(gdb) dir /home/pi/RetroPie-Setup/tmp/build/pcsx-rearmed
Source directories searched: /home/pi/RetroPie-Setup/tmp/build/pcsx-rearmed:$cdir:$cwd
(gdb) n
The program is not being run.
(gdb) run
Starting program: /home/pi/RetroPie-Setup/tmp/build/pcsx-rearmed/pcsx
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1".
Breakpoint 1, set_default_paths () at frontend/main.c:107
107		MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
(gdb) n
106		snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
(gdb)
107		MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
(gdb)
106		snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
(gdb)
107		MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
(gdb)
106		snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
(gdb)
107		MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
(gdb)
109		strcpy(Config.BiosDir, "bios");
(gdb)

Breakpoint 1, set_default_paths () at frontend/main.c:108
108		MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
(gdb)
112		strcpy(Config.PluginsDir, "plugins");
(gdb)
109		strcpy(Config.BiosDir, "bios");
(gdb)
113		strcpy(Config.Gpu, "builtin_gpu");
(gdb)
109		strcpy(Config.BiosDir, "bios");
(gdb)
112		strcpy(Config.PluginsDir, "plugins");
(gdb)
114		strcpy(Config.Spu, "builtin_spu");
(gdb)
115		strcpy(Config.Cdr, "builtin_cdr");
(gdb)
112		strcpy(Config.PluginsDir, "plugins");
(gdb)
113		strcpy(Config.Gpu, "builtin_gpu");
(gdb)
116		strcpy(Config.Pad1, "builtin_pad");
(gdb)
109		strcpy(Config.BiosDir, "bios");
(gdb)
113		strcpy(Config.Gpu, "builtin_gpu");
(gdb)
114		strcpy(Config.Spu, "builtin_spu");
(gdb)
117		strcpy(Config.Pad2, "builtin_pad");
(gdb)
109		strcpy(Config.BiosDir, "bios");
(gdb)
114		strcpy(Config.Spu, "builtin_spu");
(gdb)
115		strcpy(Config.Cdr, "builtin_cdr");
(gdb)
118		strcpy(Config.Net, "Disabled");
(gdb)
115		strcpy(Config.Cdr, "builtin_cdr");
(gdb)
116		strcpy(Config.Pad1, "builtin_pad");
(gdb)
117		strcpy(Config.Pad2, "builtin_pad");
(gdb)
118		strcpy(Config.Net, "Disabled");
(gdb)
117		strcpy(Config.Pad2, "builtin_pad");
(gdb)
118		strcpy(Config.Net, "Disabled");
(gdb)
119	}
(gdb)
emu_core_preinit () at frontend/main.c:421
421		emu_set_default_config();
(gdb)
422		strcpy(Config.Bios, "HLE");
(gdb)
425	}
(gdb)
main (argc=1, argv=0xbefff784) at frontend/main.c:515
515		for (i = 1; i < argc; i++) {
(gdb)
578		in_init();
(gdb)
579		pl_init();
(gdb)
580		plat_init();
(gdb)
plat_sdl: using 320x240 as fullscreen resolution