mirror of
https://github.com/vivier/EMILE.git
synced 2024-09-08 04:54:25 +00:00
327 lines
5.0 KiB
C
327 lines
5.0 KiB
C
/*
|
|
*
|
|
* (c) 2004 Laurent Vivier <LaurentVivier@wanadoo.fr>
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#include "misc.h"
|
|
#include "glue.h"
|
|
#include "head.h"
|
|
|
|
static short refnum0 = -1;
|
|
static short refnum1 = -1;
|
|
|
|
#if USE_BUFFER
|
|
#define BUFFER_LEN 80
|
|
static char buffer[256];
|
|
static int buff_len;
|
|
#endif
|
|
|
|
/*
|
|
* Technical Note TN1119 "Serial Port Apocrypha"
|
|
*
|
|
* from http://developer.apple.com/technotes/tn/tn1119.html
|
|
*
|
|
* Inside Macintosh, Devices, "Using the Serial Driver" :
|
|
*
|
|
* http://developer.apple.com/documentation/mac/Devices/Devices-315.html
|
|
*
|
|
* OpenDriver:
|
|
*
|
|
* http://developer.apple.com/documentation/mac/Devices/Devices-23.html
|
|
*
|
|
*/
|
|
|
|
OSErr OpenDriver(ConstStr255Param name, short *drvrRefNum)
|
|
{
|
|
OSErr err;
|
|
ParamBlockRec param;
|
|
|
|
memset(¶m, 0, sizeof(ParamBlockRec));
|
|
|
|
param.ioNamePtr = (u_int32_t)name;
|
|
param.ioPermssn = fsCurPerm;
|
|
|
|
err = PBOpenSync(¶m);
|
|
if (err != noErr)
|
|
return err;
|
|
|
|
*drvrRefNum = param.ioRefNum;
|
|
|
|
return param.ioResult;
|
|
}
|
|
|
|
OSErr CloseDriver(short refNum)
|
|
{
|
|
OSErr err;
|
|
ParamBlockRec param;
|
|
|
|
memset(¶m, 0, sizeof(ParamBlockRec));
|
|
|
|
param.ioRefNum = refNum;
|
|
|
|
err = PBCloseSync(¶m);
|
|
if (err != noErr)
|
|
return err;
|
|
|
|
return param.ioResult;
|
|
}
|
|
|
|
/*
|
|
*
|
|
* ".AOut" Serial port A (modem) output
|
|
* ".AIn" Serial port A (modem) input
|
|
* ".BOut" Serial port B (printer) output
|
|
* ".BIn" Serial port B (printer) input
|
|
*
|
|
*/
|
|
|
|
int setserial(short refNum, unsigned int bitrate, unsigned int datasize,
|
|
int parity, int stopbits)
|
|
{
|
|
CntrlParam param;
|
|
short seropts;
|
|
int res;
|
|
|
|
switch(bitrate)
|
|
{
|
|
case 150:
|
|
seropts = baud150;
|
|
break;
|
|
|
|
case 300:
|
|
seropts = baud300;
|
|
break;
|
|
|
|
case 600:
|
|
seropts = baud600;
|
|
break;
|
|
|
|
case 1200:
|
|
seropts = baud1200;
|
|
break;
|
|
|
|
case 1800:
|
|
seropts = baud1800;
|
|
break;
|
|
|
|
case 2400:
|
|
seropts = baud2400;
|
|
break;
|
|
|
|
case 3600:
|
|
seropts = baud3600;
|
|
break;
|
|
|
|
case 4800:
|
|
seropts = baud3600;
|
|
break;
|
|
|
|
case 7200:
|
|
seropts = baud7200;
|
|
break;
|
|
|
|
case 9600:
|
|
seropts = baud9600;
|
|
break;
|
|
|
|
case 14400:
|
|
seropts = baud14400;
|
|
break;
|
|
|
|
case 19200:
|
|
seropts = baud19200;
|
|
break;
|
|
|
|
case 28800:
|
|
seropts = baud28800;
|
|
break;
|
|
|
|
case 38400:
|
|
seropts = baud38400;
|
|
break;
|
|
|
|
case 57600:
|
|
seropts = baud57600;
|
|
break;
|
|
|
|
default:
|
|
seropts = baud9600;
|
|
break;
|
|
}
|
|
|
|
switch(datasize)
|
|
{
|
|
case 5:
|
|
seropts |= data5;
|
|
break;
|
|
|
|
case 6:
|
|
seropts |= data6;
|
|
break;
|
|
|
|
case 7:
|
|
seropts |= data7;
|
|
break;
|
|
|
|
case 8:
|
|
seropts |= data8;
|
|
break;
|
|
|
|
default:
|
|
seropts |= data8;
|
|
break;
|
|
}
|
|
|
|
switch(parity)
|
|
{
|
|
case 0:
|
|
seropts |= noParity;
|
|
break;
|
|
|
|
case 1:
|
|
seropts |= oddParity;
|
|
break;
|
|
|
|
case 2:
|
|
seropts |= evenParity;
|
|
break;
|
|
}
|
|
|
|
switch(stopbits)
|
|
{
|
|
case 0:
|
|
seropts |= stop10;
|
|
break;
|
|
|
|
case 1:
|
|
seropts |= stop15;
|
|
break;
|
|
|
|
case 2:
|
|
seropts |= stop20;
|
|
break;
|
|
}
|
|
|
|
param.csCode = kSERDConfiguration;
|
|
param.csParam[0] = seropts;
|
|
param.ioCRefNum = refNum;
|
|
param.ioVRefNum = 0;
|
|
param.ioCompletion = 0;
|
|
res = PBControlSync((ParmBlkPtr)¶m);
|
|
|
|
return res;
|
|
}
|
|
|
|
ssize_t write(int fd, const void *buf, size_t count)
|
|
{
|
|
int res;
|
|
ParamBlockRec param;
|
|
|
|
param.ioCompletion = 0;
|
|
param.ioVRefNum = 0;
|
|
param.ioRefNum = fd;
|
|
param.ioBuffer = (u_int32_t)buf;
|
|
param.ioReqCount= count;
|
|
param.ioPosMode = fsAtMark;
|
|
param.ioPosOffset = 0;
|
|
res = PBWriteSync(¶m);
|
|
if (res != noErr)
|
|
return 0;
|
|
|
|
return param.ioActCount;
|
|
}
|
|
|
|
void serial_put(char c)
|
|
{
|
|
#if USE_BUFFER
|
|
buffer[buff_len++] = c;
|
|
|
|
if ( c == '\n' )
|
|
{
|
|
/* add '\r' and flush buffer */
|
|
|
|
buffer[buff_len++] = '\r';
|
|
|
|
goto flush;
|
|
}
|
|
/* if buffer is full (BUFFER_LEN - 1), flush it
|
|
* we take BUFFER_LEN - 1 to have enough room
|
|
* if we need to add '\r' on '\n'
|
|
*/
|
|
|
|
if (buff_len == BUFFER_LEN - 1)
|
|
goto flush;
|
|
|
|
return;
|
|
flush:
|
|
if (refnum0 != -1)
|
|
write(refnum0, buffer, buff_len);
|
|
if (refnum1 != -1)
|
|
write(refnum1, buffer, buff_len);
|
|
buff_len = 0;
|
|
#else
|
|
if ( c == '\n' )
|
|
{
|
|
if (refnum0 != -1)
|
|
write(refnum0, "\n\r", 2);
|
|
if (refnum1 != -1)
|
|
write(refnum1, "\n\r", 2);
|
|
}
|
|
else
|
|
{
|
|
if (refnum0 != -1)
|
|
write(refnum0, &c, 1);
|
|
if (refnum1 != -1)
|
|
write(refnum1, &c, 1);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void serial_init(emile_l2_header_t* info)
|
|
{
|
|
int res;
|
|
|
|
if (info->console_mask & STDOUT_SERIAL0) {
|
|
res = OpenDriver(c2pstring(".AOut"), &refnum0);
|
|
if (res != noErr) {
|
|
printf("Cannot open modem port (%d)\n", res);
|
|
}
|
|
else
|
|
{
|
|
res = setserial(refnum0, info->serial0_bitrate,
|
|
info->serial0_datasize,
|
|
info->serial0_parity,
|
|
info->serial0_stopbits);
|
|
if (res != noErr) {
|
|
printf("Cannot setup modem port (%d)\n", res);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (info->console_mask & STDOUT_SERIAL1) {
|
|
res = OpenDriver(c2pstring(".BOut"), &refnum1);
|
|
if (res != noErr) {
|
|
printf("Cannot open printer port (%d)\n", res);
|
|
}
|
|
else
|
|
{
|
|
res = setserial(refnum0, info->serial1_bitrate,
|
|
info->serial1_datasize,
|
|
info->serial1_parity,
|
|
info->serial1_stopbits);
|
|
if (res != noErr) {
|
|
printf("Cannot setup printer port (%d)\n", res);
|
|
}
|
|
}
|
|
}
|
|
|
|
#if USE_BUFFER
|
|
buff_len = 0;
|
|
#endif
|
|
}
|