static uae_u32 REGPARAM2 dev_beginio (TrapContext *context)
{
uae_u32 request = m68k_areg (&context->regs, 1);
uae_u8 flags = get_byte (request + 30);
int command = get_word (request + 28);
struct priv_devstruct *pdev = getpdevstruct (request);
struct devstruct *dev = getdevstruct (pdev->unit);
put_byte (request+8, NT_MESSAGE);
if (!dev || !pdev) {
put_byte (request + 31, 32);
return get_byte (request + 31);
}
put_byte (request+31, 0);
if ((flags & 1) && dev_canquick (dev, request)) {
if (dev_do_io (dev, request))
write_log ("device %s command %d bug with IO_QUICK\n", getdevname (pdev->type), command);
return get_byte (request + 31);
} else {
add_async_request (dev, request, ASYNC_REQUEST_TEMP, 0);
put_byte (request+30, get_byte (request + 30) & ~1);
write_comm_pipe_u32 (&dev->requests, request, 1);
return 0;
}
}
static uae_u32 REGPARAM2 dev_beginio (TrapContext *context)
{
uae_u32 request = m68k_areg (regs, 1);
uae_u8 flags = get_byte (request + 30);
int command = get_word (request + 28);
struct priv_s2devstruct *pdev = getps2devstruct (request);
struct s2devstruct *dev;
put_byte (request + 8, NT_MESSAGE);
if (!pdev) {
write_log (_T("%s unknown iorequest (1) %08x\n"), getdevname (), request);
put_byte (request + 31, 32);
return get_byte (request + 31);
}
dev = gets2devstruct (pdev->unit);
if (!dev) {
write_log (_T("%s unknown iorequest (2) %08x\n"), getdevname (), request);
put_byte (request + 31, 32);
return get_byte (request + 31);
}
put_byte (request + 31, 0);
if ((flags & 1) && dev_canquick (dev, request)) {
if (dev_do_io (dev, request, 1))
write_log (_T("%s: command %d bug with IO_QUICK\n"), SANA2NAME, command);
return get_byte (request + 31);
} else {
if (command == CMD_WRITE || command == S2_BROADCAST || command == S2_MULTICAST) {
struct s2packet *s2p;
if (!pdev->copyfrombuff || !pdev->copytobuff) {
put_long (request + 32, S2ERR_BAD_ARGUMENT);
put_byte (request + 31, S2WERR_BUFF_ERROR);
} else {
if (command == S2_BROADCAST) {
uaecptr dstaddr = request + 32 + 4 + 4 + SANA2_MAX_ADDR_BYTES;
put_byte (dstaddr + 0, 0xff);
put_byte (dstaddr + 1, 0xff);
put_byte (dstaddr + 2, 0xff);
put_byte (dstaddr + 3, 0xff);
put_byte (dstaddr + 4, 0xff);
put_byte (dstaddr + 5, 0xff);
}
s2p = createwritepacket (context, request);
if (s2p) {
uae_sem_wait (&async_sem);
add_async_packet (dev, s2p, request);
uae_sem_post (&async_sem);
}
if (!s2p) {
put_long (request + 32, S2WERR_BUFF_ERROR);
put_byte (request + 31, S2ERR_NO_RESOURCES);
}
}
}
put_byte (request + 30, get_byte (request + 30) & ~1);
write_comm_pipe_u32 (&dev->requests, request, 1);
return 0;
}
}
static uint32_t REGPARAM2 dev_beginio (TrapContext *context)
{
uint32_t request = m68k_areg (regs, 1);
uint8_t flags = get_byte (request + 30);
int32_t command = get_word (request + 28);
struct devstruct *dev = getdevstruct (get_long (request + 24));
put_byte (request + 8, NT_MESSAGE);
if (!dev) {
put_byte (request + 31, 32);
return get_byte (request + 31);
}
put_byte (request + 31, 0);
if ((flags & 1) && dev_canquick (dev, request)) {
if (dev_do_io (dev, request, 1))
write_log (_T("device %s:%d command %d bug with IO_QUICK\n"), getdevname(), dev->unit, command);
return get_byte (request + 31);
} else {
put_byte (request + 30, get_byte (request + 30) & ~1);
write_comm_pipe_u32 (&dev->requests, request, 1);
return 0;
}
}
