old_switch_ipc.js

GetCommandBuffer = function(){ return call(0x3ACE54, [], [], [], false); }
SendSyncRequest = function(handle, buffer, size){ return call(0x3ACE5C, [], [], [[handle, 0], buffer, [size, 0]], false)[0]; }
svcCloseHandle = function(handle){ return svc(0x16, [[handle, 0]], false)[0]; }

getMemInfo = function(addr){
	addrinfo = queryMem(addr);
	utils.log(" ");
	utils.log("Memory Info:");
	utils.log("Page: " + utils.paddr(addrinfo[0]));
	utils.log("Size: " + utils.paddr(addrinfo[1]));
	utils.log("State: " + addrinfo[2]);
	utils.log("Permissions: " + addrinfo[3]);
	utils.log(utils.paddr(addrinfo[4]));
}

printCmdbuf = function(buffer){
	size = read4(buffer, 1) & 0x1FF;
	if (size & 1) size += 1;
	
	utils.log(" ");
	utils.log("Command buffer:");
	for (i = 0; i < size; i+=2) utils.log(utils.paddr(read8(cmdbuf, i)));
}

/*
 * TODO:
 *   - Add buffer descs
 *   - Auto-align data region.
 */

sendIPCRequest = function(handle, cmd, args){
	cmdbuf_unaligned = malloc(0x2000);
	cmdbuf = utils.add2(cmdbuf_unaligned, 0x1000);
	cmdbuf[0] &= 0xFFFFF000;
	
	total_wordcount = 8 + (args.length*2);
	
	write8([4, total_wordcount], cmdbuf, 0); //ipc header
	write8([0, 0], cmdbuf, 2); //padding for data alignment
	write8([0x49434653, 0], cmdbuf, 4); //SFCI (input)
	write8([cmd, 0], cmdbuf, 6); //cmd
	
	for (i = 0; i < args.length; i++)
		write8(args[i], cmdbuf, 8 + (i*2)); //args
	
	//printCmdbuf(cmdbuf);
	
	result = SendSyncRequest(ns_am_handle, cmdbuf, 0x1000);
	if (result == 0) result = read4(cmdbuf, 6);
	
	//printCmdbuf(cmdbuf);
	
	free(cmdbuf_unaligned);
	return result;
}

parseError = function(error){ //lol
	if (error == 0) return;
	
	modules = {
		1:  "KERNEL", 2: "FS",  5: "GAMECARD",  9: "RO SERVICE", 10: "IPC",  11: "IPC",
		16: "NS",    21: "SM", 22: "RO USER", 124: "ACCOUNT",   126: "MII", 203: "HID"
	};
	
	mod = error & 0x1FF;
	if (mod in modules) module = modules[mod];
	else module = "UNKNOWN";
	
	desc = error >> 9;
	utils.log("0x" + error.toString(16) + ": " + module + " - " + desc.toString());
}