3 files changed, 21 insertions, 0 deletions
diff --git a/Source/Kernel/Shell/KernelShell-sys.class.cpp b/Source/Kernel/Shell/KernelShell-sys.class.cpp
index 6243b0f..b039c4d 100644
--- a/Source/Kernel/Shell/KernelShell-sys.class.cpp
+++ b/Source/Kernel/Shell/KernelShell-sys.class.cpp
@@ -58,3 +58,22 @@ void KernelShell::part(Vector<String>& args) {
 		}
 	}
 }
+
+void KernelShell::readblock(Vector<String>& args) {
+	if (args.size() == 3) {
+		Vector<Device*> devcs = Dev::findDevices("block");
+		u32int id = args[1].toInt(), block = args[2].toInt();
+		if (id < devcs.size()) {
+			BlockDevice* bdev = (BlockDevice*)devcs[id];
+			*m_vt << "Block " << block << " from device " << bdev->getName() << " (" << bdev->getClass() << ")\n";
+			u8int* buff = (u8int*)Mem::alloc(bdev->blockSize());
+			bdev->readBlocks(block, 1, buff);
+			m_vt->hexDump(buff, 32);
+			Mem::free(buff);
+		} else {
+			*m_vt << "Block device #" << id << " does not exist.\n";
+		}
+	} else {
+		*m_vt << "Usage: readblock <dev id> <block id>\n";
+	}
+}
diff --git a/Source/Kernel/Shell/KernelShell.class.cpp b/Source/Kernel/Shell/KernelShell.class.cpp
index 7f57f8b..9f9858b 100644
--- a/Source/Kernel/Shell/KernelShell.class.cpp
+++ b/Source/Kernel/Shell/KernelShell.class.cpp
@@ -61,6 +61,7 @@ u32int KernelShell::run() {
 		{"free", &KernelShell::free},
 		{"uptime", &KernelShell::uptime},
 		{"part", &KernelShell::part},
+		{"readblock", &KernelShell::readblock},
 
 		{0, 0}
 	};
diff --git a/Source/Kernel/Shell/KernelShell.class.h b/Source/Kernel/Shell/KernelShell.class.h
index e7549c2..4fa9c66 100644
--- a/Source/Kernel/Shell/KernelShell.class.h
+++ b/Source/Kernel/Shell/KernelShell.class.h
@@ -34,6 +34,7 @@ class KernelShell {
 	void free(Vector<String>& args);
 	void uptime(Vector<String>& args);
 	void part(Vector<String>& args);
+	void readblock(Vector<String>& args);
 
 	void setup(DirectoryNode* cwd, VirtualTerminal *vt);