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more constraint stuff

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This commit is contained in:
Pepijn de Vos 2020-12-15 14:34:54 +01:00
parent ea3d579c13
commit eef05e4712
2 changed files with 23 additions and 4 deletions
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17
gowin/arch.cc
View File

@ -534,9 +534,22 @@ Arch::Arch(ArchArgs args) : args(args)
if (speed == nullptr) {
log_error("Unsuported speed grade '%s'.\n", args.speed.c_str());
}
const VariantPOD* variant = nullptr;
for (unsigned int i = 0; i < db->num_variants; i++) {
auto var = &db->variants[i];
std::cout << IdString(var->name_id).str(this) << std::endl;
if (IdString(var->name_id) == id(args.device)) {
variant = var;
break;
}
}
if (variant == nullptr) {
log_error("Unsuported device grade '%s'.\n", args.device.c_str());
}
package = nullptr;
for (unsigned int i = 0; i < db->num_packages; i++) {
auto pkg = &db->packages[i];
for (unsigned int i = 0; i < variant->num_packages; i++) {
auto pkg = &variant->packages[i];
// std::cout << IdString(pkg->name_id).str(this) << std::endl;
if (IdString(pkg->name_id) == id(args.package)) {
package = pkg;

10
gowin/arch.h
View File

@ -124,6 +124,12 @@ NPNR_PACKED_STRUCT(struct PackagePOD {
RelPtr<PairPOD> pins;
});
NPNR_PACKED_STRUCT(struct VariantPOD {
uint32_t name_id;
uint32_t num_packages;
RelPtr<PackagePOD> packages;
});
NPNR_PACKED_STRUCT(struct DatabasePOD {
RelPtr<char> family;
uint32_t version;
@ -134,8 +140,8 @@ NPNR_PACKED_STRUCT(struct DatabasePOD {
RelPtr<GlobalAliasPOD> aliases;
uint32_t num_speeds;
RelPtr<TimingClassPOD> speeds;
uint32_t num_packages;
RelPtr<PackagePOD> packages;
uint32_t num_variants;
RelPtr<VariantPOD> variants;
uint16_t num_constids;
uint16_t num_ids;
RelPtr<RelPtr<char>> id_strs;