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Diffstat (limited to 'c/src/lib/libbsp/m68k/ods68302/startup/m68302scc.c')
-rw-r--r--c/src/lib/libbsp/m68k/ods68302/startup/m68302scc.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/c/src/lib/libbsp/m68k/ods68302/startup/m68302scc.c b/c/src/lib/libbsp/m68k/ods68302/startup/m68302scc.c
index 542ad8d9ad..4b7c7d9440 100644
--- a/c/src/lib/libbsp/m68k/ods68302/startup/m68302scc.c
+++ b/c/src/lib/libbsp/m68k/ods68302/startup/m68302scc.c
@@ -1,7 +1,7 @@
/*****************************************************************************/
/*
$Id$
-
+
M68302 SCC Polled Driver
*/
@@ -27,29 +27,29 @@ static const uint16_t baud_clocks[] =
(SYSTEM_CLOCK / ( 57600 * 16)),
(SYSTEM_CLOCK / (115700 * 16))
};
-
+
void scc_initialise(int channel, int baud, int translate)
{
uint16_t scon;
-
+
if (channel < M68302_SCC_COUNT)
{
scc[channel] = &m302.scc1 + channel;
scc_reg[channel] = &m302.reg.scc[channel];
scc_translate[channel] = translate;
-
+
scon = (baud_clocks[baud] & 0xF800) == 0 ? 0 : 1;
scon |= (((baud_clocks[baud] / (1 + scon * 3)) - 1) << 1) & 0x0FFE;
-
+
scc_reg[channel]->scon = scon;
scc_reg[channel]->scm = 0x0171;
- scc[channel]->bd.tx[0].status = 0x2000;
+ scc[channel]->bd.tx[0].status = 0x2000;
scc[channel]->bd.tx[0].length = 0;
scc[channel]->bd.tx[0].buffer =
(uint8_t*) &(scc[channel]->bd.tx[1].buffer);
- scc[channel]->bd.rx[0].status = 0x2000;
+ scc[channel]->bd.rx[0].status = 0x2000;
scc[channel]->bd.rx[0].length = 0;
scc[channel]->bd.rx[0].buffer =
(uint8_t*) &(scc[channel]->bd.rx[1].buffer);
@@ -73,7 +73,7 @@ void scc_initialise(int channel, int baud, int translate)
scc_reg[channel]->sccm = 0x15;
scc_reg[channel]->scm = 0x17d;
- }
+ }
}
unsigned char scc_status(int channel, unsigned char status)
@@ -84,7 +84,7 @@ unsigned char scc_status(int channel, unsigned char status)
if ((channel < M68302_SCC_COUNT) && scc[channel])
{
- rx_status = scc[channel]->bd.rx[0].status;
+ rx_status = scc[channel]->bd.rx[0].status;
if ((rx_status & 0x8000) == 0)
{
@@ -98,7 +98,7 @@ unsigned char scc_status(int channel, unsigned char status)
}
}
}
-
+
return 0;
}
@@ -115,11 +115,11 @@ unsigned char scc_in(int channel)
c = *(scc[channel]->bd.rx[0].buffer);
scc[channel]->bd.rx[0].status = 0xa000;
-
+
return c;
}
}
-
+
return 0;
}
@@ -139,11 +139,11 @@ void scc_out(int channel, unsigned char character)
scc[channel]->bd.tx[0].status = 0xa000;
if (scc_translate[channel])
- {
+ {
if (character == '\n')
- {
+ {
scc_out(channel, '\r');
}
}
- }
+ }
}