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chihiro.cpp: now jvs communication works, although there seems to be some little problem left (nw)

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This commit is contained in:
yz70s 2016-07-13 19:24:21 +02:00
parent f1b17ef4a0
commit 68f107de6a
1 changed files with 10 additions and 5 deletions
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15
src/mame/drivers/chihiro.cpp
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@ -423,6 +423,7 @@ void jvs_master::send_packet(int destination, int length, UINT8 *data)
{
push((UINT8)destination);
push((UINT8)length);
length--;
while (length > 0)
{
push(*data);
@ -979,9 +980,9 @@ int ohci_hlean2131qc_device::handle_bulk_pid(int endpoint, int pid, UINT8 *buffe
memcpy(endpoints[4].position, buffer, size);
endpoints[4].position = endpoints[4].position + size;
endpoints[4].remain = endpoints[4].remain - size;
printf("\n\r");
if (endpoints[4].remain == 0)
{
printf("\n\r");
// extract packets
int numpk = jvs.buffer_in[1];
int p = 2;
@ -996,7 +997,7 @@ int ohci_hlean2131qc_device::handle_bulk_pid(int endpoint, int pid, UINT8 *buffe
p++;
int len = jvs.buffer_in[p];
p++;
if ((p + len) >= jvs.buffer_in_expected)
if ((p + len) > jvs.buffer_in_expected)
break;
int chk = dest + len;
for (int m = len - 1; m > 0; m--)
@ -1014,18 +1015,22 @@ int ohci_hlean2131qc_device::handle_bulk_pid(int endpoint, int pid, UINT8 *buffe
// update buffer_out
if (recv > 0)
{
chk = 0;
for (int m = 0; m < recv; m++)
chk = chk + jvs.buffer_out[jvs.buffer_out_used + 5 + m];
jvs.buffer_out[jvs.buffer_out_used + 5 + recv] = chk & 255;
jvs.buffer_out_packets++;
// jvs node address
jvs.buffer_out[jvs.buffer_out_used] = jvs.buffer_out[jvs.buffer_out_used + 5];
// dummy
jvs.buffer_out[jvs.buffer_out_used + 1] = 0;
// length following
recv++;
recv += 2;
jvs.buffer_out[jvs.buffer_out_used + 2] = recv & 255;
jvs.buffer_out[jvs.buffer_out_used + 3] = (recv >> 8) & 255;
// body
jvs.buffer_out[jvs.buffer_out_used + 4] = 0xa0;
jvs.buffer_out_used = jvs.buffer_out_used + recv + 5;
jvs.buffer_out[jvs.buffer_out_used + 4] = 0xe0;
jvs.buffer_out_used = jvs.buffer_out_used + recv + 5 - 1;
jvs.buffer_out[1] = (UINT8)jvs.buffer_out_packets;
}
p = p + len;