add ramin.cpp, RAMIN dumper with object resolution

1 files changed, 110 insertions, 0 deletions

diff --git a/ramin.cpp b/ramin.cpp
new file mode 100644
index 0000000..5a2df7f
--- /dev/null
+++ b/ramin.cpp
@@ -0,0 +1,110 @@
+#include "nvlib.h"
+#include <algorithm>
+#include <tuple>
+using namespace std;
+
+int main(int argc, char** argv)
+{
+	unique_ptr<nv_device> dev(nv_device::open_default());
+	
+	vector<tuple<unsigned, unsigned, string> > objects;
+
+	for(unsigned i = 0; i < dev->ramht->entries; ++i) {
+		nv_ramht_entry entry = dev->ramht->get_at(i);
+		if(!entry.valid)
+			continue;
+		ostringstream ss;
+		//ss << "RAMHT[" << dec << i << "] " << make_pair(&*dev, entry);
+		ss << (unsigned)entry.channel << ":" << hex08 << entry.handle;
+		nv_object obj(&*dev->ramin, entry.instance);
+		objects.push_back(make_tuple(entry.instance, entry.instance + obj.size, ss.str()));
+	}
+
+	for(unsigned i = 0; i < dev->channels; ++i) {
+		unsigned grctx = dev->get_grctx(i);
+		if(!grctx)
+			continue;
+		ostringstream ss;
+		ss << "GRCTX(" << i << ")";
+		objects.push_back(make_tuple(grctx, grctx + dev->grctx_size, ss.str()));
+	}
+
+	for(unsigned i = 0; i < dev->channels; ++i) {
+		int fc_offset = dev->ramfc->fc[i]->offset_in(*dev->ramin);
+		if(fc_offset >= 0) {
+			ostringstream ss;
+			ss << "RAMFC(" << i << ")";
+			objects.push_back(make_tuple((unsigned)fc_offset, (unsigned)(fc_offset + dev->ramfc->fc[i]->size), ss.str()));
+		}
+	}
+
+	int ramht_offset = dev->ramht->offset_in(*dev->ramin);
+	if(ramht_offset >= 0)
+		objects.push_back(make_tuple((unsigned)ramht_offset, (unsigned)(ramht_offset + dev->ramht->size), string("RAMHT")));
+
+	int ramro_offset = dev->ramro->offset_in(*dev->ramin);
+	if(ramro_offset >= 0)
+		objects.push_back(make_tuple((unsigned)ramro_offset, (unsigned)(ramro_offset + dev->ramro->size), string("RAMRO")));
+
+	for(unsigned i = 0; i < objects.size(); ++i) {
+		get<1>(objects[i]) = -get<1>(objects[i]);
+	}
+	sort(objects.begin(), objects.end());
+	for(unsigned i = 0; i < objects.size(); ++i) {
+		get<1>(objects[i]) = -get<1>(objects[i]);
+	}
+
+	string object_name;
+	unsigned object_start = 0;
+	unsigned object_end = 0;
+	unsigned object_w;
+	unsigned ramin_w = 0;
+	int next_object_idx = 0;
+	string object_prefix;
+
+	while((1u << (4 * ramin_w)) < dev->ramin->size)
+		++ramin_w;
+
+	for(unsigned i = 0; i < dev->ramin->size; i += 16) {
+		while(next_object_idx < (int)objects.size() && i > get<0>(objects[next_object_idx]))
+			++next_object_idx;
+
+		while(next_object_idx < (int)objects.size() && i == get<0>(objects[next_object_idx])) {
+			object_start = get<0>(objects[next_object_idx]);
+			object_end = get<1>(objects[next_object_idx]);
+			object_w = 0;
+			while((1u << (4 * object_w)) < (object_end - object_start))
+				++object_w;
+			object_name = get<2>(objects[next_object_idx]);
+			++next_object_idx;
+
+			goto update_prefix;
+		}
+
+		if(i >= object_end) {
+			object_start = 0;
+			object_end = dev->ramin->size;
+			object_name = "RAMIN";
+			object_w = ramin_w;
+update_prefix:
+			object_prefix = "\t";
+			while((((11 + object_name.size() + 3 + object_w) >> 3) + object_prefix.size()) < 4)
+				object_prefix += '\t';
+		}
+
+		unsigned v[4];
+		for(unsigned j = 0; j < 4; ++j)
+			v[j] = dev->ramin->rd32(i + j * 4);
+
+		if(!v[0] && !v[1] && !v[2] && !v[3])
+			continue;
+
+		cout << hex08 << i << " = " << object_name << '[' << hex << setfill('0') << setw(object_w) << i - object_start << "]:" << object_prefix;
+
+		for(unsigned j = 0; j < 4; ++j)
+			cout << (j ? " " : "") << hex08 << v[j];
+		cout << endl;
+	}
+
+	return 0;
+}