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Switches strategy for the ZX80.

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This commit is contained in:
Thomas Harte 2020-07-14 22:36:04 -04:00
parent 645d198bee
commit 371c26251c
1 changed files with 8 additions and 10 deletions
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18
Machines/ZX8081/ZX8081.cpp
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@ -250,12 +250,8 @@ template<bool is_zx81> class ConcreteMachine:
}
}
if(should_autorun_ && address == print_status_address_) {
const uint16_t status_code = z80_.get_value_of_register(CPU::Z80::Register::A);
const uint16_t line_number = 0; // TODO.
if(!status_code && !line_number) {
type_string("r \n");
}
if(should_autorun_ && address == finished_load_address_) {
type_string("r \n");
should_autorun_ = false;
}
@ -431,10 +427,12 @@ template<bool is_zx81> class ConcreteMachine:
static constexpr uint16_t automatic_tape_motor_start_address_ = is_zx81 ? 0x340 : 0x206;
static constexpr uint16_t automatic_tape_motor_end_address_ = is_zx81 ? 0x3c3 : 0x24d;
// When automatically loading, if the PC gets to the print_status_address_ in order to print 0/0
// after loading from tape (i.e. loading completed, in context) then the emulator will automatically
// RUN whatever has been loaded.
static constexpr uint16_t print_status_address_ = is_zx81 ? 0x6d1 : 0x4a8;
// When automatically loading, if the PC gets to the finished_load_address_ in order to print 0/0
// (so it's anything that indicates that loading completed, but the program did not autorun) then the
// emulator will automatically RUN whatever has been loaded.
static constexpr uint16_t finished_load_address_ = is_zx81 ?
0x6d1 : // ZX81: this is the routine that prints 0/0 (i.e. success).
0x256; // ZX80: this is the start of the list command; the ZX80 lists a program after loading.
bool should_autorun_ = false;
std::vector<uint8_t> ram_;