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Add Hugo/Nick checks.

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This commit is contained in:
Thomas Harte 2024-02-22 22:19:10 -05:00
parent ddf136556d
commit 4b5456c9ba
3 changed files with 11 additions and 5 deletions
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7
Analyser/Static/Acorn/Disk.cpp
View File

@ -99,8 +99,11 @@ std::unique_ptr<Catalogue> Analyser::Static::Acorn::GetADFSCatalogue(const std::
// Quick sanity checks.
if(root_directory[0x4cb]) return nullptr;
if(root_directory[1] != 'H' || root_directory[2] != 'u' || root_directory[3] != 'g' || root_directory[4] != 'o') return nullptr;
if(root_directory[0x4FB] != 'H' || root_directory[0x4FC] != 'u' || root_directory[0x4FD] != 'g' || root_directory[0x4FE] != 'o') return nullptr;
catalogue->is_hugo = !memcmp(&root_directory[1], "Hugo", 4) && !memcmp(&root_directory[0x4FB], "Hugo", 4);
const bool is_nick = !memcmp(&root_directory[1], "Nick", 4) && !memcmp(&root_directory[0x4FB], "Nick", 4);
if(!catalogue->is_hugo && !is_nick) {
return nullptr;
}
switch(free_space_map_second_half->samples[0][0xfd]) {
default: catalogue->bootOption = Catalogue::BootOption::None; break;

1
Analyser/Static/Acorn/Disk.hpp
View File

@ -15,6 +15,7 @@ namespace Analyser::Static::Acorn {
/// Describes a DFS- or ADFS-format catalogue(/directory): the list of files available and the catalogue's boot option.
struct Catalogue {
bool is_hugo = false;
std::string name;
std::vector<File> files;
enum class BootOption {

8
Analyser/Static/Acorn/StaticAnalyser.cpp
View File

@ -101,13 +101,15 @@ Analyser::Static::TargetList Analyser::Static::Acorn::GetTargets(const Media &me
}
if(!media.disks.empty()) {
// TODO: check for 'Hugo' versus 'Nick' in an ADFS catalogue as a hint for the Archimedes;
// TODO: below requires an [8-bit compatible] 'Hugo' ADFS catalogue, disallowing
// [Archimedes-exclusive] 'Nick' catalogues.
//
// Would be better to form the appropriate target in the latter case.
std::shared_ptr<Storage::Disk::Disk> disk = media.disks.front();
std::unique_ptr<Catalogue> dfs_catalogue, adfs_catalogue;
dfs_catalogue = GetDFSCatalogue(disk);
if(dfs_catalogue == nullptr) adfs_catalogue = GetADFSCatalogue(disk);
if(dfs_catalogue || adfs_catalogue) {
if(dfs_catalogue || (adfs_catalogue && adfs_catalogue->is_hugo)) {
// Accept the disk and determine whether DFS or ADFS ROMs are implied.
// Use the Pres ADFS if using an ADFS, as it leaves Page at &EOO.
target->media.disks = media.disks;