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Merge branch '86Box:master' into master

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This commit is contained in:
starfrost
2025-01-22 14:46:01 +00:00
committed by GitHub
parent bc77c95c4d 78edf7340c
commit 8cccf1442e
17 changed files with 830 additions and 642 deletions
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46
src/include/86box/scsi_device.h
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@@ -333,6 +333,20 @@
#define BUS_IDLE (1 << 31)
#define STATE_IDLE 0
#define STATE_COMMAND 1
#define STATE_DATAIN 2
#define STATE_DATAOUT 3
#define STATE_STATUS 4
#define STATE_MESSAGEIN 5
#define STATE_SELECT 6
#define STATE_MESSAGEOUT 7
#define STATE_MESSAGE_ID 8
#define PIO_TX_BUS 0
#define DMA_IN_TX_BUS 1
#define DMA_OUT_TX_BUS 2
#define PHASE_IDLE 0x00
#define PHASE_COMMAND 0x01
#define PHASE_DATA_IN 0x02
@@ -420,6 +434,36 @@ typedef struct scsi_device_t {
void (*command_stop)(scsi_common_t *sc);
} scsi_device_t;
typedef struct scsi_bus_t {
int tx_mode;
int clear_req;
int wait_data;
int wait_complete;
int bus_out;
int bus_in;
int command_pos;
int command_issued;
int data_pos;
int msgout_pos;
int is_msgout;
int state;
int dma_on_pio_enabled;
uint8_t data;
uint8_t msglun;
uint8_t data_wait;
uint8_t command[16];
uint8_t msgout[4];
uint8_t target_id;
uint8_t bus_device;
uint32_t bus_phase;
double period;
double speed;
double divider;
double multi;
void *priv;
void (*timer)(void *priv, double period);
} scsi_bus_t;
/* These are based on the INQUIRY values. */
#define SCSI_NONE 0x0060
#define SCSI_FIXED_DISK 0x0000
@@ -454,6 +498,8 @@ extern void scsi_device_init(void);
extern void scsi_reset(void);
extern uint8_t scsi_get_bus(void);
extern int scsi_bus_read(scsi_bus_t *scsi_bus);
extern void scsi_bus_update(scsi_bus_t *scsi_bus, int bus);
extern void scsi_bus_set_speed(uint8_t bus, double speed);
extern double scsi_bus_get_speed(uint8_t bus);

48
src/include/86box/scsi_ncr5380.h
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@@ -44,6 +44,9 @@
#define ICR_ACK 0x10
#define ICR_ARB_LOST 0x20
#define ICR_ARB_IN_PROGRESS 0x40
#define ICR_RST 0x80
#define ICR_PHASE 0x9e
#define ICR_WRITE 0x9f
#define MODE_ARBITRATE 0x01
#define MODE_DMA 0x02
@@ -63,70 +66,33 @@
#define TCR_REQ 0x08
#define TCR_LAST_BYTE_SENT 0x80
#define STATE_IDLE 0
#define STATE_COMMAND 1
#define STATE_DATAIN 2
#define STATE_DATAOUT 3
#define STATE_STATUS 4
#define STATE_MESSAGEIN 5
#define STATE_SELECT 6
#define STATE_MESSAGEOUT 7
#define STATE_MESSAGE_ID 8
#define DMA_IDLE 0
#define DMA_SEND 1
#define DMA_INITIATOR_RECEIVE 2
typedef struct ncr_t {
uint8_t icr;
uint8_t mode;
uint8_t tcr;
uint8_t data_wait;
uint8_t isr;
uint8_t output_data;
uint8_t target_id;
uint8_t tx_data;
uint8_t msglun;
uint8_t irq_state;
uint8_t command[20];
uint8_t msgout[4];
uint8_t bus;
int msgout_pos;
int is_msgout;
int dma_mode;
int cur_bus;
int bus_in;
int new_phase;
int state;
int clear_req;
int wait_data;
int wait_data_back;
int wait_complete;
int command_pos;
int data_pos;
int irq;
double period;
void *priv;
void (*dma_mode_ext)(void *priv, void *ext_priv);
void (*dma_mode_ext)(void *priv, void *ext_priv, uint8_t val);
int (*dma_send_ext)(void *priv, void *ext_priv);
int (*dma_initiator_receive_ext)(void *priv, void *ext_priv);
void (*timer)(void *ext_priv, double period);
scsi_bus_t scsibus;
} ncr_t;
extern int ncr5380_cmd_len[8];
extern void ncr5380_irq(ncr_t *ncr, int set_irq);
extern void ncr5380_set_irq(ncr_t *ncr, int irq);
extern void ncr5380_set_irq(ncr_t *ncr, int irq);
extern uint32_t ncr5380_get_bus_host(ncr_t *ncr);
extern void ncr5380_bus_read(ncr_t *ncr);
extern void ncr5380_bus_update(ncr_t *ncr, int bus);
extern void ncr5380_write(uint16_t port, uint8_t val, ncr_t *ncr);
extern uint8_t ncr5380_read(uint16_t port, ncr_t *ncr);

8
src/include/86box/vid_svga.h
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@@ -202,6 +202,14 @@ typedef struct svga_t {
void (*vblank_start)(struct svga_t *svga);
void (*write)(uint32_t addr, uint8_t val, void *priv);
void (*writew)(uint32_t addr, uint16_t val, void *priv);
void (*writel)(uint32_t addr, uint32_t val, void *priv);
uint8_t (*read)(uint32_t addr, void *priv);
uint16_t (*readw)(uint32_t addr, void *priv);
uint32_t (*readl)(uint32_t addr, void *priv);
void (*ven_write)(struct svga_t *svga, uint8_t val, uint32_t addr);
float (*getclock)(int clock, void *priv);
float (*getclock8514)(int clock, void *priv);