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Added a pic_set_pci() function that adds the PIC I/O aliases.

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This commit is contained in:
OBattler
2021-10-02 23:07:12 +02:00
parent 7a5290912d
commit 114539b2b2
2 changed files with 13 additions and 0 deletions
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1
src/include/86box/pic.h
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@@ -45,6 +45,7 @@ extern void pic_elcr_write(uint16_t port, uint8_t val, void *priv);
extern uint8_t pic_elcr_read(uint16_t port, void *priv);
extern void pic_set_shadow(int sh);
extern void pic_set_pci(void);
extern void pic_init(void);
extern void pic_init_pcjr(void);
extern void pic2_init(void);

12
src/pic.c
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@@ -515,6 +515,18 @@ pic_write(uint16_t addr, uint8_t val, void *priv)
}
void
pic_set_pci(void)
{
int i;
for (i = 0x0024; i < 0x0040; i++) {
io_sethandler(i, 0x0002, pic_read, NULL, NULL, pic_write, NULL, NULL, &pic);
io_sethandler(i + 0x0080, 0x0002, pic_read, NULL, NULL, pic_write, NULL, NULL, &pic2);
}
}
void
pic_init(void)
{