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https://github.com/freebsd/freebsd-src
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- The pc98_ttspeedtab() function returns an error status instead of a divisor,
and sets a divisor to the third argument. - The second argument of the pc98_set_baud_rate() function is changed from int to u_int.
This commit is contained in:
Yoshihiro Takahashi
parent
2fd53e8815
commit
1de04d6919
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=91865
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@ -472,10 +472,10 @@ static int com_tiocm_get __P((struct com_s *com));
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static int com_tiocm_get_delta __P((struct com_s *com));
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static void pc98_msrint_start __P((dev_t dev));
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static void com_cflag_and_speed_set __P((struct com_s *com, int cflag, int speed));
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static int pc98_ttspeedtab __P((struct com_s *com, int speed));
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static int pc98_ttspeedtab __P((struct com_s *com, int speed, u_int *divisor));
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static int pc98_get_modem_status __P((struct com_s *com));
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static timeout_t pc98_check_msr;
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static void pc98_set_baud_rate __P((struct com_s *com, int count));
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static void pc98_set_baud_rate __P((struct com_s *com, u_int count));
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static void pc98_i8251_reset __P((struct com_s *com, int mode, int command));
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static void pc98_disable_i8251_interrupt __P((struct com_s *com, int mod));
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static void pc98_enable_i8251_interrupt __P((struct com_s *com, int mod));
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@ -3210,8 +3210,7 @@ comparam(tp, t)
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cfcr = 0;
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if (IS_8251(com->pc98_if_type)) {
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divisor = (int) pc98_ttspeedtab(com, t->c_ospeed);
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if ((int)divisor < 0)
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if (pc98_ttspeedtab(com, t->c_ospeed, &divisor) != 0)
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return (EINVAL);
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} else {
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#endif
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@ -4736,11 +4735,12 @@ pc98_check_sysclock(void)
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static void
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com_cflag_and_speed_set( struct com_s *com, int cflag, int speed)
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{
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int cfcr=0, count;
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int cfcr=0;
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int previnterrupt;
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u_int count;
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count = pc98_ttspeedtab( com, speed );
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if ( count < 0 ) return;
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if (pc98_ttspeedtab(com, speed, &count) != 0)
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return;
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previnterrupt = pc98_check_i8251_interrupt(com);
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pc98_disable_i8251_interrupt( com, IEN_Tx|IEN_TxEMP|IEN_Rx );
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@ -4788,7 +4788,7 @@ com_cflag_and_speed_set( struct com_s *com, int cflag, int speed)
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}
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static int
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pc98_ttspeedtab(struct com_s *com, int speed)
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pc98_ttspeedtab(struct com_s *com, int speed, u_int *divisor)
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{
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int if_type, effect_sp, count = -1, mod;
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@ -4829,12 +4829,10 @@ pc98_ttspeedtab(struct com_s *com, int speed)
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case COM_IF_IND_SS_2:
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case COM_IF_PIO9032B_1:
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case COM_IF_PIO9032B_2:
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if ( speed == 0 ) return 0;
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count = ttspeedtab( speed, if_8251_type[if_type].speedtab );
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break;
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case COM_IF_B98_01_1:
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case COM_IF_B98_01_2:
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if ( speed == 0 ) return 0;
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count = ttspeedtab( speed, if_8251_type[if_type].speedtab );
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#ifdef B98_01_OLD
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if (count == 0 || count == 1) {
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@ -4845,11 +4843,15 @@ pc98_ttspeedtab(struct com_s *com, int speed)
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break;
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}
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return count;
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if (count < 0)
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return count;
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*divisor = (u_int) count;
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return 0;
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}
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static void
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pc98_set_baud_rate( struct com_s *com, int count )
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pc98_set_baud_rate( struct com_s *com, u_int count )
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{
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int if_type, io, s;
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@ -4867,11 +4869,9 @@ pc98_set_baud_rate( struct com_s *com, int count )
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}
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}
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if ( count < 0 ) {
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printf( "[ Illegal count : %d ]", count );
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return;
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} else if ( count == 0 )
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if (count == 0)
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return;
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/* set i8253 */
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s = splclock();
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if (count != 3)
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@ -472,10 +472,10 @@ static int com_tiocm_get __P((struct com_s *com));
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static int com_tiocm_get_delta __P((struct com_s *com));
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static void pc98_msrint_start __P((dev_t dev));
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static void com_cflag_and_speed_set __P((struct com_s *com, int cflag, int speed));
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static int pc98_ttspeedtab __P((struct com_s *com, int speed));
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static int pc98_ttspeedtab __P((struct com_s *com, int speed, u_int *divisor));
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static int pc98_get_modem_status __P((struct com_s *com));
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static timeout_t pc98_check_msr;
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static void pc98_set_baud_rate __P((struct com_s *com, int count));
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static void pc98_set_baud_rate __P((struct com_s *com, u_int count));
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static void pc98_i8251_reset __P((struct com_s *com, int mode, int command));
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static void pc98_disable_i8251_interrupt __P((struct com_s *com, int mod));
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static void pc98_enable_i8251_interrupt __P((struct com_s *com, int mod));
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@ -3210,8 +3210,7 @@ comparam(tp, t)
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cfcr = 0;
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if (IS_8251(com->pc98_if_type)) {
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divisor = (int) pc98_ttspeedtab(com, t->c_ospeed);
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if ((int)divisor < 0)
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if (pc98_ttspeedtab(com, t->c_ospeed, &divisor) != 0)
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return (EINVAL);
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} else {
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#endif
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@ -4736,11 +4735,12 @@ pc98_check_sysclock(void)
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static void
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com_cflag_and_speed_set( struct com_s *com, int cflag, int speed)
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{
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int cfcr=0, count;
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int cfcr=0;
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int previnterrupt;
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u_int count;
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count = pc98_ttspeedtab( com, speed );
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if ( count < 0 ) return;
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if (pc98_ttspeedtab(com, speed, &count) != 0)
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return;
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previnterrupt = pc98_check_i8251_interrupt(com);
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pc98_disable_i8251_interrupt( com, IEN_Tx|IEN_TxEMP|IEN_Rx );
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@ -4788,7 +4788,7 @@ com_cflag_and_speed_set( struct com_s *com, int cflag, int speed)
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}
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static int
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pc98_ttspeedtab(struct com_s *com, int speed)
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pc98_ttspeedtab(struct com_s *com, int speed, u_int *divisor)
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{
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int if_type, effect_sp, count = -1, mod;
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@ -4829,12 +4829,10 @@ pc98_ttspeedtab(struct com_s *com, int speed)
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case COM_IF_IND_SS_2:
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case COM_IF_PIO9032B_1:
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case COM_IF_PIO9032B_2:
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if ( speed == 0 ) return 0;
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count = ttspeedtab( speed, if_8251_type[if_type].speedtab );
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break;
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case COM_IF_B98_01_1:
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case COM_IF_B98_01_2:
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if ( speed == 0 ) return 0;
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count = ttspeedtab( speed, if_8251_type[if_type].speedtab );
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#ifdef B98_01_OLD
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if (count == 0 || count == 1) {
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@ -4845,11 +4843,15 @@ pc98_ttspeedtab(struct com_s *com, int speed)
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break;
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}
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return count;
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if (count < 0)
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return count;
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*divisor = (u_int) count;
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return 0;
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}
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static void
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pc98_set_baud_rate( struct com_s *com, int count )
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pc98_set_baud_rate( struct com_s *com, u_int count )
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{
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int if_type, io, s;
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@ -4867,11 +4869,9 @@ pc98_set_baud_rate( struct com_s *com, int count )
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}
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}
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if ( count < 0 ) {
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printf( "[ Illegal count : %d ]", count );
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return;
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} else if ( count == 0 )
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if (count == 0)
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return;
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/* set i8253 */
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s = splclock();
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if (count != 3)
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