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Minor tidying.

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This commit is contained in:
Thomas Harte 2017-08-14 12:42:48 -04:00
parent a10389a22c
commit 2e5ad19fe1
1 changed files with 4 additions and 4 deletions
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8
Components/8272/i8272.cpp
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@ -346,7 +346,7 @@ void i8272::posit_event(int event_type) {
// Performs the read data or read deleted data command. // Performs the read data or read deleted data command.
read_data: read_data:
printf("Read data\n"); printf("Read data [%02x %02x %02x %02x ... %02x]\n", command_[2], command_[3], command_[4], command_[5], command_[8]);
read_next_data: read_next_data:
goto read_write_find_header; goto read_write_find_header;
@ -354,7 +354,6 @@ void i8272::posit_event(int event_type) {
// flag doesn't match the sort the command was looking for. // flag doesn't match the sort the command was looking for.
read_data_found_header: read_data_found_header:
FIND_DATA(); FIND_DATA();
distance_into_section_ = 0;
if((get_latest_token().type == Token::Data) != ((command_[0]&0xf) == 0x6)) { if((get_latest_token().type == Token::Data) != ((command_[0]&0xf) == 0x6)) {
if(!(command_[0]&0x20)) { if(!(command_[0]&0x20)) {
// SK is not set; set the error flag but read this sector before finishing. // SK is not set; set the error flag but read this sector before finishing.
@ -364,13 +363,14 @@ void i8272::posit_event(int event_type) {
goto read_next_data; goto read_next_data;
} }
} }
distance_into_section_ = 0;
set_data_mode(Reading); set_data_mode(Reading);
// Waits for the next token, then supplies it to the CPU by: (i) setting data request and direction; and (ii) resetting // Waits for the next token, then supplies it to the CPU by: (i) setting data request and direction; and (ii) resetting
// data request once the byte has been taken. Continues until all bytes have been read. // data request once the byte has been taken. Continues until all bytes have been read.
// //
// TODO: signal if the CPU is too slow and missed a byte; at the minute it'll just silently miss. Also allow for other // TODO: consider DTL.
// ways that sector size might have been specified.
get_byte: get_byte:
WAIT_FOR_EVENT(Event::Token); WAIT_FOR_EVENT(Event::Token);
result_stack_.push_back(get_latest_token().byte_value); result_stack_.push_back(get_latest_token().byte_value);