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Consolidated interrupt request setting.

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This commit is contained in:
Thomas Harte 2016-11-26 09:41:53 +08:00
parent e9d6566e9c
commit b9677c9927
1 changed files with 3 additions and 9 deletions
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12
Components/1770/1770.cpp
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@ -260,8 +260,10 @@ void WD1770::posit_event(Event new_event_type)
is_reading_data_ = false;
status_ &= ~Flag::Busy;
index_hole_count_ = 0;
set_interrupt_request(true);
WAIT_FOR_EVENT(Event::Command);
WAIT_FOR_TIME(1); // TODO: what should the time cost here really be?
set_interrupt_request(false);
// WAIT_FOR_TIME(1); // TODO: what should the time cost here really be?
printf("Starting %02x\n", command_);
status_ |= Flag::Busy;
if(!(command_ & 0x80)) goto begin_type_1;
@ -275,7 +277,6 @@ void WD1770::posit_event(Event new_event_type)
begin_type_1:
// Set initial flags, skip spin-up if possible.
status_ &= ~Flag::SeekError;
set_interrupt_request(false);
set_data_request(false);
if((command_&0x08) || (status_ & Flag::MotorOn)) goto test_type1_type;
@ -330,7 +331,6 @@ void WD1770::posit_event(Event new_event_type)
verify:
if(!(command_ & 0x04))
{
set_interrupt_request(true);
goto wait_for_command;
}
@ -343,7 +343,6 @@ void WD1770::posit_event(Event new_event_type)
if(index_hole_count_ == 6)
{
set_interrupt_request(true);
status_ |= Flag::SeekError;
goto wait_for_command;
}
@ -355,7 +354,6 @@ void WD1770::posit_event(Event new_event_type)
{
printf("Reached track %d\n", track_);
status_ &= ~Flag::CRCError;
set_interrupt_request(true);
goto wait_for_command;
}
@ -369,7 +367,6 @@ void WD1770::posit_event(Event new_event_type)
*/
begin_type_2:
status_ &= ~(Flag::LostData | Flag::RecordNotFound | Flag::WriteProtect | Flag::RecordType);
set_interrupt_request(false);
set_data_request(false);
distance_into_section_ = 0;
if((command_&0x08) || (status_ & Flag::MotorOn)) goto test_type2_delay;
@ -385,7 +382,6 @@ void WD1770::posit_event(Event new_event_type)
test_type2_write_protection:
if(command_&0x20) // TODO:: && is_write_protected
{
set_interrupt_request(true);
status_ |= Flag::WriteProtect;
goto wait_for_command;
}
@ -396,7 +392,6 @@ void WD1770::posit_event(Event new_event_type)
if(index_hole_count_ == 5)
{
set_interrupt_request(true);
status_ |= Flag::RecordNotFound;
goto wait_for_command;
}
@ -456,7 +451,6 @@ void WD1770::posit_event(Event new_event_type)
sector_++;
goto test_type2_write_protection;
}
set_interrupt_request(true);
printf("Read sector %d\n", sector_);
goto wait_for_command;
}