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Applied minimum constraints for specified parameters.

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This commit is contained in:
Thomas Harte 2017-08-13 19:25:57 -04:00
parent 750f2cb883
commit 9ace6e1f71
1 changed files with 6 additions and 0 deletions
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6
Components/8272/i8272.cpp
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@ -364,6 +364,7 @@ void i8272::posit_event(int event_type) {
// Performs the read data or read deleted data command.
read_data:
printf("Read data\n");
read_next_data:
goto read_write_find_header;
@ -684,9 +685,14 @@ void i8272::posit_event(int event_type) {
// Performs specify.
specify:
// Just store the values, and terminate the command.
printf("Specify\n");
step_rate_time_ = command_[1] &0xf0; // i.e. 16 to 240m
head_unload_time_ = command_[1] & 0x0f; // i.e. 1 to 16ms
head_load_time_ = command_[2] & ~1; // i.e. 2 to 254 ms in increments of 2ms
if(!step_rate_time_) step_rate_time_ = 16;
if(!head_unload_time_) head_unload_time_ = 1;
if(!head_load_time_) head_load_time_ = 2;
dma_mode_ = !(command_[2] & 1);
goto wait_for_command;