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This commit is contained in:
R. Belmont 2013-03-09 04:27:12 +00:00
parent 3d797d3509
commit ad3e5a46c6
1 changed files with 37 additions and 37 deletions
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74
src/mess/machine/3c505.c
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@ -27,6 +27,28 @@ static int verbose = VERBOSE;
#define MAINCPU "maincpu"
#ifdef LSB_FIRST
static UINT16 uint16_to_le(UINT16 value)
{
return value;
}
static UINT16 uint16_from_le(UINT16 value)
{
return ((value&0x00ff)<<8)|((value&0xff00)>>8);
}
#else
static UINT16 uint16_to_le(UINT16 value)
{
return ((value&0x00ff)<<8)|((value&0xff00)>>8);
}
static UINT16 uint16_from_le(UINT16 value)
{
return value;
}
#endif
//**************************************************************************
// CONSTANTS
//**************************************************************************
@ -644,45 +666,23 @@ void threecom3c505_device::do_receive_command()
// m_response.data.rcv_resp.buf_len = htole16(buf_len);
// htole16 and friends are not portable beyond Linux. It's named differently on *BSD and differently again on OS X. Avoid!
#ifdef LSB_FIRST
m_response.data.rcv_resp.pkt_len = m_rx_data_buffer.get_length();
m_response.data.rcv_resp.pkt_len = uint16_to_le(m_rx_data_buffer.get_length());
m_response.data.rcv_resp.timeout = 0; // successful completion
m_response.data.rcv_resp.status = m_rx_data_buffer.get_length() > 0 ? 0 : 0xffff;
m_response.data.rcv_resp.status = uint16_to_le(m_rx_data_buffer.get_length() > 0 ? 0 : 0xffff);
m_response.data.rcv_resp.timetag = 0; // TODO: time tag
#else
UINT16 temp;
temp = m_rx_data_buffer.get_length();
m_response.data.rcv_resp.pkt_len = (temp << 8) | (temp>>8);
m_response.data.rcv_resp.timeout = 0; // successful completion
temp = m_rx_data_buffer.get_length() > 0 ? 0 : 0xffff;
m_response.data.rcv_resp.status = (temp << 8) | (temp>>8);
m_response.data.rcv_resp.timetag = 0; // TODO: time tag
#endif
// compute and check no of bytes to be DMA'ed (must be even)
#ifdef LSB_FIRST
UINT16 buf_len = m_response.data.rcv_resp.buf_len & ~1;
#else
UINT16 buf_len = ((m_response.data.rcv_resp.buf_len&0xff)<<8) || ((m_response.data.rcv_resp.buf_len&0xff00)>>8) & ~1;
#endif
UINT16 buf_len = uint16_from_le(m_response.data.rcv_resp.buf_len) & ~1;
if (m_rx_data_buffer.get_length() > buf_len)
{
LOG1(("do_receive_command !!! buffer size too small (%d < %d)", buf_len, m_rx_data_buffer.get_length()));
#ifdef LSB_FIRST
m_response.data.rcv_resp.pkt_len = buf_len;
#else
m_response.data.rcv_resp.pkt_len = ((buf_len & 0xff)<<8) | ((buf_len & 0xff00)>>8);
#endif
m_response.data.rcv_resp.pkt_len = uint16_to_le(buf_len);
m_response.data.rcv_resp.status = 0xffff;
}
else
{
buf_len = (m_rx_data_buffer.get_length() + 1) & ~1;
#ifdef LSB_FIRST
m_response.data.rcv_resp.pkt_len = buf_len;
#else
m_response.data.rcv_resp.pkt_len = ((buf_len & 0xff)<<8) | ((buf_len & 0xff00)>>8);
#endif
m_response.data.rcv_resp.pkt_len = uint16_to_le(buf_len);
}
m_response_length = m_response.length + 2;
@ -815,12 +815,12 @@ void threecom3c505_device::do_command()
case CMD_NETWORK_STATISTICS: // 0x0a
m_response.length = sizeof(struct Netstat);
m_response.data.netstat.tot_recv = htole16(m_netstat.tot_recv);
m_response.data.netstat.tot_xmit = htole16(m_netstat.tot_xmit);
m_response.data.netstat.err_CRC = htole16(m_netstat.err_CRC);
m_response.data.netstat.err_align = htole16(m_netstat.err_align);
m_response.data.netstat.err_res = htole16(m_netstat.err_res);
m_response.data.netstat.err_ovrrun = htole16(m_netstat.err_ovrrun);
m_response.data.netstat.tot_recv = uint16_to_le(m_netstat.tot_recv);
m_response.data.netstat.tot_xmit = uint16_to_le(m_netstat.tot_xmit);
m_response.data.netstat.err_CRC = uint16_to_le(m_netstat.err_CRC);
m_response.data.netstat.err_align = uint16_to_le(m_netstat.err_align);
m_response.data.netstat.err_res = uint16_to_le(m_netstat.err_res);
m_response.data.netstat.err_ovrrun = uint16_to_le(m_netstat.err_ovrrun);
break;
case CMD_ADAPTER_INFO: // 0x11
@ -828,10 +828,10 @@ void threecom3c505_device::do_command()
// FIXME: using demo data
m_response.data.info.minor_vers = 1;
m_response.data.info.major_vers = 2;
m_response.data.info.ROM_cksum = htole16(3);
m_response.data.info.RAM_sz = htole16(4);
m_response.data.info.free_ofs = htole16(5);
m_response.data.info.free_seg = htole16(6);
m_response.data.info.ROM_cksum = uint16_to_le(3);
m_response.data.info.RAM_sz = uint16_to_le(4);
m_response.data.info.free_ofs = uint16_to_le(5);
m_response.data.info.free_seg = uint16_to_le(6);
break;
case CMD_LOAD_MULTICAST_LIST:// 0x0b