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Fixed the "minor bug fix" in the AT / PS/2 keyboard controller, reworked PS/2 keyboard controller IRQ latches, and correctly disabled memory top remaps if there's more than (16 MB - remap size) RAM (fixes segmentation faults on some machines with 16+ MB of RAM).

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This commit is contained in:
OBattler
2023-04-11 23:21:52 +02:00
parent 5da3e78fc1
commit ef17003f1b
17 changed files with 194 additions and 107 deletions
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5
src/include/86box/keyboard.h
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@@ -199,16 +199,11 @@ extern int keyboard_ismsexit(void);
extern void keyboard_set_is_amstrad(int ams);
extern void keyboard_at_adddata_mouse(uint8_t val);
extern void keyboard_at_adddata_mouse_direct(uint8_t val);
extern void keyboard_at_adddata_mouse_cmd(uint8_t val);
extern void keyboard_at_mouse_reset(void);
extern uint8_t keyboard_at_mouse_pos(void);
extern int keyboard_at_fixed_channel(void);
extern void keyboard_at_set_mouse(void (*mouse_write)(uint8_t val, void *), void *);
extern void keyboard_at_set_a20_key(int state);
extern void keyboard_at_set_mode(int ps2);
extern uint8_t keyboard_at_get_mouse_scan(void);
extern void keyboard_at_set_mouse_scan(uint8_t val);
extern void keyboard_at_reset(void);
extern void kbc_at_a20_reset(void);

2
src/include/86box/pic.h
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@@ -46,6 +46,8 @@ extern void pic_set_shadow(int sh);
extern int pic_get_pci_flag(void);
extern void pic_set_pci_flag(int pci);
extern void pic_set_pci(void);
extern void pic_kbd_latch(int enable);
extern void pic_mouse_latch(int enable);
extern void pic_init(void);
extern void pic_init_pcjr(void);
extern void pic2_init(void);