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LPT: Function to read register in preparation for the WD76C10 rewrite.

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OBattler
2024-02-02 05:29:34 +01:00
parent 9d3c7eaad8
commit a8f250b6c9
2 changed files with 11 additions and 0 deletions
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2
src/include/86box/lpt.h
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@@ -83,6 +83,8 @@ extern lpt_port_t lpt_ports[PARALLEL_MAX];
extern void lpt_write(uint16_t port, uint8_t val, void *priv); extern void lpt_write(uint16_t port, uint8_t val, void *priv);
extern uint8_t lpt_read(uint16_t port, void *priv); extern uint8_t lpt_read(uint16_t port, void *priv);
extern uint8_t lpt_read_port(int port, uint16_t reg);
extern uint8_t lpt_read_status(int port); extern uint8_t lpt_read_status(int port);
extern void lpt_irq(void *priv, int raise); extern void lpt_irq(void *priv, int raise);

9
src/lpt.c
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@@ -165,6 +165,15 @@ lpt_read(uint16_t port, void *priv)
return ret; return ret;
} }
uint8_t
lpt_read_port(int port, uint16_t reg)
{
lpt_port_t *dev = &(lpt_ports[port]);
uint8_t ret = lpt_read(reg, dev);
return ret;
}
uint8_t uint8_t
lpt_read_status(int port) lpt_read_status(int port)
{ {