6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2024-07-06 01:28:57 +00:00
Code Issues Projects Releases Wiki Activity

Adds RAM deserialisation.

Browse Source
This commit is contained in:
Thomas Harte 2021-04-25 17:55:52 -04:00
parent e6252fe0ed
commit cc41ccc5f1
1 changed files with 20 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
Storage/State/Z80.cpp
View File

@ -25,7 +25,7 @@ std::vector<uint8_t> read_memory(Storage::FileHolder &file, size_t size, bool is
std::vector<uint8_t> result(size);
size_t cursor = 0;
uint8_t incoming[2] = { file.get8(), file.get8()};
uint8_t incoming[2] = { file.get8(), file.get8() };
while(true) {
if(incoming[0] == 0xed && incoming[1] == 0xed) {
const uint8_t count = file.get8();
@ -166,15 +166,31 @@ std::unique_ptr<Analyser::Static::Target> Z80::load(const std::string &file_name
}
// Grab RAM.
state->ram.resize(128 * 1024);
switch(result->model) {
case Target::Model::SixteenK: state->ram.resize(16 * 1024); break;
case Target::Model::FortyEightK: state->ram.resize(48 * 1024); break;
default: state->ram.resize(128 * 1024); break;
}
while(true) {
const uint16_t block_size = file.get16le();
const uint8_t page = file.get8();
const auto location = file.tell();
if(file.eof()) break;
switch(page) {
default: break;
const auto data = read_memory(file, 16384, block_size != 0xffff);
if(result->model == Target::Model::SixteenK || result->model == Target::Model::FortyEightK) {
switch(page) {
default: break;
case 4: memcpy(&state->ram[0x4000], data.data(), 16384); break;
case 5: memcpy(&state->ram[0x8000], data.data(), 16384); break;
case 8: memcpy(&state->ram[0x0000], data.data(), 16384); break;
}
} else {
if(page >= 3 && page <= 10) {
memcpy(&state->ram[(page - 3) * 0x4000], data.data(), 16384);
}
}
file.seek(location + block_size, SEEK_SET);