Feature/4x (#10)

* Dump sm, added JanV work
* add Ac_K patches, fix boot, keygen is wrong, need more work
* cleanup keygen, correct key for 4xx
* remove unused code, cleanup code

ipl/hos.c

@@ -32,11 +32,20 @@
 #include "pkg2.h"
 #include "ff.h"
 
-/*#include "gfx.h"
+#include "gfx.h"
 extern gfx_ctxt_t gfx_ctxt;
 extern gfx_con_t gfx_con;
-#define DPRINTF(...) gfx_printf(&gfx_con, __VA_ARGS__)*/
+#define DPRINTF(...) gfx_printf(&gfx_con, __VA_ARGS__)
-#define DPRINTF(...)
+//#define DPRINTF(...)
+
+enum KB_FIRMWARE_VERSION {
+	KB_FIRMWARE_VERSION_100_200 = 0,
+	KB_FIRMWARE_VERSION_300 = 1,
+	KB_FIRMWARE_VERSION_301 = 2,
+	KB_FIRMWARE_VERSION_400 = 3,
+	KB_FIRMWARE_VERSION_500 = 4,
+	KB_FIRMWARE_VERSION_MAX
+};
 
 #define NUM_KEYBLOB_KEYS 5
 static const u8 keyblob_keyseeds[NUM_KEYBLOB_KEYS][0x10] = {
@@ -50,19 +59,19 @@ static const u8 keyblob_keyseeds[NUM_KEYBLOB_KEYS][0x10] = {
 static const u8 cmac_keyseed[0x10] =
 	{ 0x59, 0xC7, 0xFB, 0x6F, 0xBE, 0x9B, 0xBE, 0x87, 0x65, 0x6B, 0x15, 0xC0, 0x53, 0x73, 0x36, 0xA5 };
 
-static const u8 mkey_keyseed_retail[0x10] =
+static const u8 master_keyseed_retail[0x10] =
 	{ 0xD8, 0xA2, 0x41, 0x0A, 0xC6, 0xC5, 0x90, 0x01, 0xC6, 0x1D, 0x6A, 0x26, 0x7C, 0x51, 0x3F, 0x3C };
 
-static const u8 ckey_keyseed[0x10] =
+static const u8 console_keyseed[0x10] =
 	{ 0x4F, 0x02, 0x5F, 0x0E, 0xB6, 0x6D, 0x11, 0x0E, 0xDC, 0x32, 0x7D, 0x41, 0x86, 0xC2, 0xF4, 0x78 };
 
 static const u8 key8_keyseed[] =
 	{ 0xFB, 0x8B, 0x6A, 0x9C, 0x79, 0x00, 0xC8, 0x49, 0xEF, 0xD2, 0x4D, 0x85, 0x4D, 0x30, 0xA0, 0xC7 };
 
-static const u8 new_masterkey_seed[0x10] = 
+static const u8 master_keyseed_4xx[0x10] = 
 	{ 0x2D, 0xC1, 0xF4, 0x8D, 0xF3, 0x5B, 0x69, 0x33, 0x42, 0x10, 0xAC, 0x65, 0xDA, 0x90, 0x46, 0x66 };
 
-static const u8 new_per_console_key[0x10] = 
+static const u8 console_keyseed_4xx[0x10] = 
 	{ 0x0C, 0x91, 0x09, 0xDB, 0x93, 0x93, 0x07, 0x81, 0x07, 0x3C, 0xC4, 0x16, 0x22, 0x7C, 0x6C, 0x28 };
 
 
@@ -94,18 +103,27 @@ static void _se_lock()
 }
 
 // <-- key derivation algorithm
-static int keygen(u8 *keyblob, u32 kb, void *tsec_fw)
+int keygen(u8 *keyblob, u32 kb, void *tsec_fw)
 {
-	u8 *tmp = (u8 *)malloc(0x10);
+	u8 tmp[0x10];
 
-	se_key_acc_ctrl(12, 0x15);
+	se_key_acc_ctrl(0x0D, 0x15);
-	se_key_acc_ctrl(13, 0x15);
+	se_key_acc_ctrl(0x0E, 0x15);
 
 	//Get TSEC key.
 	if (tsec_query(tmp, 1, tsec_fw) < 0)
 		return 0;
 
-	se_aes_key_set(13, tmp, 0x10);
+	se_aes_key_set(0x0D, tmp, 0x10);
+
+	//Derive keyblob keys from TSEC+SBK.
+	se_aes_crypt_block_ecb(0x0D, 0x00, tmp, keyblob_keyseeds[0]);
+	se_aes_unwrap_key(0x0F, 0x0E, tmp);
+	se_aes_crypt_block_ecb(0xD, 0x00, tmp, keyblob_keyseeds[kb]);
+	se_aes_unwrap_key(0x0D, 0x0E, tmp);
+
+	// Clear SBK
+	se_aes_key_clear(0x0E);
 
 	//TODO: verify keyblob CMAC.
 	//se_aes_unwrap_key(11, 13, cmac_keyseed);
@@ -113,131 +131,43 @@ static int keygen(u8 *keyblob, u32 kb, void *tsec_fw)
 	//if (!memcmp(keyblob, tmp, 0x10))
 	//	return 0;
 
+	se_aes_crypt_block_ecb(0x0D, 0, tmp, cmac_keyseed);
+	se_aes_unwrap_key(0x0B, 0x0D, cmac_keyseed);
+
+	//Decrypt keyblob and set keyslots.
+	se_aes_crypt_ctr(0x0D, keyblob + 0x20, 0x90, keyblob + 0x20, 0x90, keyblob + 0x10);
+	se_aes_key_set(0x0B, keyblob + 0x20 + 0x80, 0x10); // package1 key
+	se_aes_key_set(0x0C, keyblob + 0x20, 0x10);
+	se_aes_key_set(0x0D, keyblob + 0x20, 0x10);
+
+	se_aes_crypt_block_ecb(0x0C, 0, tmp, master_keyseed_retail);
+
 	switch (kb) {
-		// 1.0.0~2.0.0 FW
+		case KB_FIRMWARE_VERSION_100_200:
-		case 0: {
+		case KB_FIRMWARE_VERSION_300:
-
+			se_aes_unwrap_key(0x0D, 0x0F, console_keyseed);
-			//Derive keyblob key from TSEC+SBK.
+			se_aes_unwrap_key(0x0C, 0x0C, master_keyseed_retail);
-			memcpy(tmp, keyblob_keyseeds[kb], 0x10);
-			se_aes_crypt_block_ecb(13, 0, tmp, tmp);
-			se_aes_unwrap_key(13, 14, tmp);
-			se_aes_key_clear(14);
-
-			se_aes_crypt_ctr(13, keyblob + 0x20, 0x90, keyblob + 0x20, 0x90, keyblob + 0x10);
-			se_aes_key_set(11, keyblob + 0x20 + 0x80, 0x10);
-			se_aes_key_set(12, keyblob + 0x20, 0x10);
-
-			//TODO: for some reason SE likes to hang if we don't execute an operation here.
-			memcpy(tmp, mkey_keyseed_retail, 0x10);
-			se_aes_crypt_block_ecb(12, 0, tmp, tmp);
-
-			//Generate retail master key.
-			memcpy(tmp, mkey_keyseed_retail, 0x10);
-			se_aes_unwrap_key(12, 12, tmp);
-
-			//Generate console specific key.
-			memcpy(tmp, ckey_keyseed, 0x10);
-			se_aes_unwrap_key(13, 13, tmp);
-
-			memcpy(tmp, key8_keyseed, 0x10);
-			se_key_acc_ctrl(8, 0x15);
-			se_aes_unwrap_key(8, 12, tmp);
-
-			se_key_acc_ctrl(12, 0xFF);
-			se_key_acc_ctrl(13, 0xFF);
-		}
-		break;
-		// 3.0.0~3.0.1 FW
-		case 1:
-		case 2: {
-
-			// keyslot 10
-			memcpy(tmp, keyblob_keyseeds[0], 0x10);
-			se_aes_crypt_block_ecb(13, 0, tmp, tmp);
-			se_aes_unwrap_key(10, 14, tmp);
-
-			// keyslot 13
-			memcpy(tmp, keyblob_keyseeds[kb], 0x10);
-			se_aes_crypt_block_ecb(13, 0, tmp, tmp);
-			se_aes_unwrap_key(13, 14, tmp);
-
-			se_aes_key_clear(14);
-			se_aes_key_clear(15);
-
-			se_aes_crypt_ctr(13, keyblob + 0x20, 0x90, keyblob + 0x20, 0x90, keyblob + 0x10);
-			se_aes_key_set(11, keyblob + 0x20 + 0x80, 0x10);
-			se_aes_key_set(12, keyblob + 0x20, 0x10);
-
-			//TODO: for some reason SE likes to hang if we don't execute an operation here.
-			memcpy(tmp, mkey_keyseed_retail, 0x10);
-			se_aes_crypt_block_ecb(12, 0, tmp, tmp);
-
-			//Generate retail master key.
-			memcpy(tmp, mkey_keyseed_retail, 0x10);
-			se_aes_unwrap_key(12, 12, tmp);
-	
-			//Generate console specific key.
-			memcpy(tmp, ckey_keyseed, 0x10);
-			se_aes_unwrap_key(13, 10, tmp);	
-			se_aes_key_clear(10);
-
-			memcpy(tmp, key8_keyseed, 0x10);
-			se_key_acc_ctrl(8, 0x15);
-			se_aes_unwrap_key(8, 12, tmp);
-
-			se_key_acc_ctrl(12, 0xFF);
-			se_key_acc_ctrl(13, 0xFF);
-		}
 		break;
 
-		// 4.0.0~5.0.1 FW
+		case KB_FIRMWARE_VERSION_400:
-		case 3:
+			se_aes_unwrap_key(0x0D, 0x0F, console_keyseed_4xx);
-		case 4: {
+			se_aes_unwrap_key(0x0F, 0x0F, console_keyseed);
-			se_key_acc_ctrl(14, 0x15);
+			se_aes_unwrap_key(0x0E, 0x0C, master_keyseed_4xx);
-			se_key_acc_ctrl(15, 0x15);
+			se_aes_unwrap_key(0x0C, 0x0C, master_keyseed_retail);
+		break;
 
-			// keyslot 15
+		case KB_FIRMWARE_VERSION_500:
-			memcpy(tmp, keyblob_keyseeds[0], 0x10);
+		default:
-			se_aes_crypt_block_ecb(13, 0, tmp, tmp);
+			se_aes_unwrap_key(0x0A, 0x0F, console_keyseed_4xx);
-			se_aes_unwrap_key(15, 14, tmp);
+			se_aes_unwrap_key(0x0F, 0x0F, console_keyseed);
-
+			se_aes_unwrap_key(0x0E, 0x0C, master_keyseed_4xx);
-			// keyslot 13
+			se_aes_unwrap_key(0x0C, 0x0C, master_keyseed_retail);
-			memcpy(tmp, keyblob_keyseeds[kb], 0x10);
-			se_aes_crypt_block_ecb(13, 0, tmp, tmp);
-			se_aes_unwrap_key(13, 14, tmp);
-
-			se_aes_key_clear(14);
-
-			se_aes_crypt_ctr(13, keyblob + 0x20, 0x90, keyblob + 0x20, 0x90, keyblob + 0x10);
-			se_aes_key_set(11, keyblob + 0x20 + 0x80, 0x10);
-			se_aes_key_set(12, keyblob + 0x20, 0x10);
-
-			//TODO: for some reason SE likes to hang if we don't execute an operation here.
-			memcpy(tmp, mkey_keyseed_retail, 0x10);
-			se_aes_crypt_block_ecb(12, 0, tmp, tmp);
-
-			// keyslot 14
-			memcpy(tmp, new_masterkey_seed, 0x10);
-			se_aes_unwrap_key(14, 12, tmp);
-
-			// keyslot 12
-			memcpy(tmp, mkey_keyseed_retail, 0x10);
-			se_aes_unwrap_key(12, 12, tmp);
-
-			// keyslot 13
-			memcpy(tmp, new_per_console_key, 0x10);
-			se_aes_unwrap_key(13, 15, tmp);
-
-			// keyslot 15
-			memcpy(tmp, ckey_keyseed, 0x10);
-			se_aes_unwrap_key(15, 13, tmp);
-
-			se_key_acc_ctrl(12, 0xFF);
-			se_key_acc_ctrl(15, 0xFF);
-		}
 		break;
 	}
-	free(tmp);
+
+	// Package2 key 
+	se_key_acc_ctrl(0x08, 0x15);
+	se_aes_unwrap_key(0x08, 0x0C, key8_keyseed);
 }
 
 
@@ -457,6 +387,7 @@ DPRINTF("decrypted and unpacked pkg1\n");
 	{
 		//Else we patch it to allow for an unsigned package2.
 		patch_t *secmon_patchset = ctxt.pkg1_id->secmon_patchset;
+		
 		if (secmon_patchset != NULL) {
 			for (u32 i = 0; secmon_patchset[i].off != 0xFFFFFFFF; i++)
 				*(vu32 *)(ctxt.pkg1_id->secmon_base + secmon_patchset[i].off) = secmon_patchset[i].val;
@@ -500,6 +431,14 @@ DPRINTF("decrypted and unpacked pkg1\n");
 		}
 	}
 
+	se_aes_key_clear(8);
+	se_aes_key_clear(11);
+	//se_aes_key_clear(13);
+	//se_key_acc_ctrl(10, 0xFF);
+	se_key_acc_ctrl(12, 0xFF);
+	//se_key_acc_ctrl(13, 0xFF);
+	//se_key_acc_ctrl(14, 0xFF);
+	se_key_acc_ctrl(15, 0xFF);
 
 	//Clear 'BootConfig'.
 	memset((void *)0x4003D000, 0, 0x3000);
@@ -530,6 +469,10 @@ DPRINTF("decrypted and unpacked pkg1\n");
 	//Signal package2 available.
 	*mb_in = 2;
 	sleep(100);
+	*mb_in = 3;
+	sleep(100);
+
+	
 
 	/*PMC(0x4) = 0x7FFFF3;
 	PMC(0x2C4) = 0xFFFFFFFF;
@@ -544,7 +487,7 @@ DPRINTF("decrypted and unpacked pkg1\n");
 	//display_end();
 
 	//Signal to continue boot.
-	*mb_in = 3;
+	*mb_in = 4;
 	sleep(100);
 
 	//Halt ourselves in waitevent state.

ipl/hos.h

@@ -21,5 +21,6 @@
 #include "ini.h"
 
 int hos_launch(ini_sec_t *cfg);
+int keygen(u8 *keyblob, u32 kb, void *tsec_fw);
 
 #endif

ipl/main.c

@@ -730,6 +730,103 @@ void dump_emmc_user() { dump_emmc_selected(DUMP_USER); }
 void dump_emmc_boot() { dump_emmc_selected(DUMP_BOOT); }
 void dump_emmc_rawnand() { dump_emmc_selected(DUMP_RAW); }
 
+u32 save_to_file(void * buf, u32 size, const char * filename) 
+{
+	FIL fp;
+	if (f_open(&fp, filename, FA_CREATE_ALWAYS | FA_WRITE) != FR_OK) {
+		return -1;		
+	}
+
+	f_sync(&fp);
+	f_write(&fp, buf, size, NULL);
+	f_close(&fp);
+
+	return 0;
+}
+
+void dump_package1() 
+{
+	u8 * pkg1 = (u8 *)malloc(0x40000);
+	u8 * warmboot = (u8 *)malloc(0x40000);
+	u8 * secmon = (u8 *)malloc(0x40000);
+
+	gfx_clear(&gfx_ctxt, 0xFF000000);
+	gfx_con_setpos(&gfx_con, 0, 0);
+
+	if (!sd_mount())
+	{
+		gfx_printf(&gfx_con, "%kFailed to mount SD card (make sure that it is inserted).%k\n", 0xFF0000FF, 0xFFFFFFFF);
+		goto out;
+	}
+
+	sdmmc_storage_t storage;
+	sdmmc_t sdmmc;
+	if(!sdmmc_storage_init_mmc(&storage, &sdmmc, SDMMC_4, SDMMC_BUS_WIDTH_8, 4))
+	{
+		gfx_printf(&gfx_con, "%kFailed to init eMMC.%k\n", 0xFF0000FF, 0xFFFFFFFF);
+		goto out;
+	}
+	sdmmc_storage_set_mmc_partition(&storage, 1);
+
+	//Read package1.
+	sdmmc_storage_read(&storage, 0x100000 / NX_EMMC_BLOCKSIZE, 0x40000 / NX_EMMC_BLOCKSIZE, pkg1);
+	const pkg1_id_t *pkg1_id = pkg1_identify(pkg1);
+	const pk11_hdr_t *hdr = (pk11_hdr_t *)(pkg1 + pkg1_id->pkg11_off + 0x20);
+	if (!pkg1_id)
+	{
+		gfx_printf(&gfx_con, "%kCould not identify package 1 version to read TSEC firmware (= '%s').%k\n", 0xFF0000FF, (char *)pkg1 + 0x10, 0xFFFFFFFF);
+		goto out;
+	}
+
+
+	// Read keyblob
+	u8 * keyblob = (u8 *)malloc(NX_EMMC_BLOCKSIZE);
+	sdmmc_storage_read(&storage, 0x180000 / NX_EMMC_BLOCKSIZE + pkg1_id->kb, 1, keyblob);
+
+	// decrypt
+	keygen(keyblob, pkg1_id->kb, (u8 *)pkg1 + pkg1_id->tsec_off);
+	pkg1_decrypt(pkg1_id, pkg1);
+
+	pkg1_unpack(warmboot, secmon, pkg1_id, pkg1);
+
+	// display info
+	gfx_printf(&gfx_con, "%kSecure monitor addr: %08X\n", 0xFF0000FF, pkg1_id->secmon_base);
+	gfx_printf(&gfx_con, "%kSecure monitor size: %08X\n", 0xFF0000FF, hdr->sm_size);
+	gfx_printf(&gfx_con, "%kSecure monitor off: %08X\n", 0xFF0000FF, hdr->sm_off);
+
+	// dump package1
+	if (save_to_file(pkg1, 0x40000, "pkg_decr.bin") == -1) {
+		gfx_printf(&gfx_con, "Failed to create pkg_decr.bin\n");
+		goto out;
+	}
+	gfx_puts(&gfx_con, "%kPackage1 dumped to pkg_decr.bin\n");
+
+	// dump sm
+	if (save_to_file(secmon, 0x40000, "sm.bin") == -1) {
+		gfx_puts(&gfx_con, "Failed to create sm.bin\n");
+		goto out;
+	}
+	gfx_puts(&gfx_con, "Secure Monitor dumped to sm.bin\n");
+
+	// dump warmboot
+	if (save_to_file(warmboot, 0x40000, "warmboot.bin") == -1) {
+		gfx_puts(&gfx_con, "Failed to create warmboot.bin\n");
+		goto out;
+	}
+	gfx_puts(&gfx_con, "Warmboot dumped to warmboot.bin\n");
+
+
+	sdmmc_storage_end(&storage);
+	gfx_puts(&gfx_con, "Done. Press any key.\n");
+
+out:;
+	free(pkg1);
+	free(secmon);
+	free(warmboot);
+	sleep(100000);
+	btn_wait();
+}
+
 void launch_firmware()
 {
 	ini_sec_t *cfg_sec = NULL;
@@ -845,6 +942,7 @@ ment_t ment_tools[] = {
 	MDEF_HANDLER("Dump eMMC SYS", dump_emmc_system),
 	MDEF_HANDLER("Dump eMMC USER", dump_emmc_user),
 	MDEF_HANDLER("Dump eMMC BOOT", dump_emmc_boot),
+	MDEF_HANDLER("Dump Package1", dump_package1),
 	MDEF_END()
 };
 menu_t menu_tools = {

ipl/pkg1.c

@@ -47,6 +47,22 @@ PATCHSET_DEF(_secmon_3_patchset,
 	{ 0xAC8 + 0xADC, _NOP() } //Sections SHA2.
 );
 
+PATCHSET_DEF(_secmon_5_patchset,
+	//Patch package2 decryption and signature/hash checks.
+	{ 0x1218 + 0x6E68, _NOP() }, //Header signature.
+	{ 0x1218 + 0x6E74, _NOP() }, //Version.
+	{ 0x1218 + 0x6FE4, _NOP() }, //Sections SHA2.
+	{ 0x1218 + 0x2DC, _NOP() } //Unknown.
+);
+
+PATCHSET_DEF(_secmon_6_patchset,
+	{ 0x12b0 + 0x4d0, _NOP() },
+	{ 0x12b0 + 0x4dc, _NOP() },
+	{ 0x12b0 + 0x794, _NOP() },
+	{ 0x12b0 + 0xb30, _NOP() }//,
+	//{ 0x12b0 + 0xa18 , _NOP() } // BootConfig Retail Check
+);
+
 /*
 * package1.1 header: <wb, ldr, sm>
 * package1.1 layout:
@@ -63,22 +79,11 @@ static const pkg1_id_t _pkg1_ids[] = {
 	{ "20170210155124", 0, 0x1900, 0x3FE0, { 0, 1, 2 }, 0x4002D000, _secmon_2_patchset }, //2.0.0
 	{ "20170519101410", 1, 0x1A00, 0x3FE0, { 0, 1, 2 }, 0x4002D000, NULL }, //3.0.0
 	{ "20170710161758", 2, 0x1A00, 0x3FE0, { 0, 1, 2 }, 0x4002D000, NULL }, //3.0.1	
-	{ "20170921172629", 3, 0x1800, 0x3FE0, { 1, 2, 0 }, 0x4002B000, NULL }, //4.0.0
+	{ "20170921172629", 3, 0x1800, 0x3FE0, { 1, 2, 0 }, 0x4002B000, _secmon_5_patchset }, //4.0.0
-	{ "20180220163747", 4, 0x1900, 0x3FE0, { 1, 2, 0 }, 0x4002B000, NULL }, //5.0.0
+	{ "20180220163747", 4, 0x1900, 0x3FE0, { 1, 2, 0 }, 0x4002B000, _secmon_6_patchset }, //5.0.0
 	{ NULL, 0, 0, 0, 0 } //End.
 };
 
-typedef struct _pk11_hdr_t
-{
-	u32 magic;
-	u32 wb_size;
-	u32 wb_off;
-	u32 pad;
-	u32 ldr_size;
-	u32 ldr_off;
-	u32 sm_size;
-	u32 sm_off;
-} pk11_hdr_t;
 
 const pkg1_id_t *pkg1_identify(u8 *pkg1)
 {

ipl/pkg1.h

@@ -42,6 +42,19 @@ typedef struct _pkg1_id_t
 	patch_t *secmon_patchset;
 } pkg1_id_t;
 
+
+typedef struct _pk11_hdr_t
+{
+	u32 magic;
+	u32 wb_size;
+	u32 wb_off;
+	u32 pad;
+	u32 ldr_size;
+	u32 ldr_off;
+	u32 sm_size;
+	u32 sm_off;
+} pk11_hdr_t;
+
 const pkg1_id_t *pkg1_identify(u8 *pkg1);
 void pkg1_decrypt(const pkg1_id_t *id, u8 *pkg1);
 void pkg1_unpack(void *warmboot_dst, void *secmon_dst, const pkg1_id_t *id, u8 *pkg1);

ipl/pkg2.c

@@ -172,3 +172,4 @@ DPRINTF("INI1 encrypted\n");
 	memset(hdr->ctr, 0 , 0x10);
 	*(u32 *)hdr->ctr = 0x100 + sizeof(pkg2_hdr_t) + kernel_size + ini1_size;
 }
+

ipl/se.c

@@ -67,7 +67,7 @@ static int _se_wait()
 	return 1;
 }
 
-static int _se_execute(u32 op, void *dst, u32 dst_size, void *src, u32 src_size)
+static int _se_execute(u32 op, void *dst, u32 dst_size, const void *src, u32 src_size)
 {
 	se_ll_t *ll_dst = NULL, *ll_src = NULL;
 
@@ -99,7 +99,7 @@ static int _se_execute(u32 op, void *dst, u32 dst_size, void *src, u32 src_size)
 	return res;
 }
 
-static int _se_execute_one_block(u32 op, void *dst, u32 dst_size, void *src, u32 src_size)
+static int _se_execute_one_block(u32 op, void *dst, u32 dst_size, const void *src, u32 src_size)
 {
 	u8 *block = (u8 *)malloc(0x10);
 	memset(block, 0, 0x10);
@@ -156,7 +156,7 @@ void se_aes_key_clear(u32 ks)
 	}
 }
 
-int se_aes_unwrap_key(u32 ks_dst, u32 ks_src, void *input)
+int se_aes_unwrap_key(u32 ks_dst, u32 ks_src, const void *input)
 {
 	SE(SE_CONFIG_REG_OFFSET) = SE_CONFIG_DEC_ALG(ALG_AES_DEC) | SE_CONFIG_DST(DST_KEYTAB);
 	SE(SE_CRYPTO_REG_OFFSET) = SE_CRYPTO_KEY_INDEX(ks_src) | SE_CRYPTO_CORE_SEL(CORE_DECRYPT);
@@ -164,7 +164,7 @@ int se_aes_unwrap_key(u32 ks_dst, u32 ks_src, void *input)
 	return _se_execute(OP_START, NULL, 0, input, 0x10);
 }
 
-int se_aes_crypt_block_ecb(u32 ks, u32 enc, void *dst, void *src)
+int se_aes_crypt_block_ecb(u32 ks, u32 enc, void *dst, const void *src)
 {
 	if (enc)
 	{
@@ -180,7 +180,7 @@ int se_aes_crypt_block_ecb(u32 ks, u32 enc, void *dst, void *src)
 	return _se_execute(OP_START, dst, 0x10, src, 0x10);
 }
 
-int se_aes_crypt_ctr(u32 ks, void *dst, u32 dst_size, void *src, u32 src_size, void *ctr)
+int se_aes_crypt_ctr(u32 ks, void *dst, u32 dst_size, const void *src, u32 src_size, void *ctr)
 {
 	SE(SE_SPARE_0_REG_OFFSET) = 1;
 	SE(SE_CONFIG_REG_OFFSET) = SE_CONFIG_ENC_ALG(ALG_AES_ENC) | SE_CONFIG_DST(DST_MEMORY);

ipl/se.h

@@ -23,8 +23,7 @@ void se_rsa_acc_ctrl(u32 rs, u32 flags);
 void se_key_acc_ctrl(u32 ks, u32 flags);
 void se_aes_key_set(u32 ks, void *key, u32 size);
 void se_aes_key_clear(u32 ks);
-int se_aes_unwrap_key(u32 ks_dst, u32 ks_src, void *input);
+int se_aes_unwrap_key(u32 ks_dst, u32 ks_src, const void *input);
-int se_aes_crypt_block_ecb(u32 ks, u32 enc, void *dst, void *src);
+int se_aes_crypt_block_ecb(u32 ks, u32 enc, void *dst, const void *src);
-int se_aes_crypt_ctr(u32 ks, void *dst, u32 dst_size, void *src, u32 src_size, void *ctr);
+int se_aes_crypt_ctr(u32 ks, void *dst, u32 dst_size, const void *src, u32 src_size, void *ctr);
-
 #endif