diff --git a/bootloader/frontend/fe_info.c b/bootloader/frontend/fe_info.c
index adf3996..a5fffba 100644
--- a/bootloader/frontend/fe_info.c
+++ b/bootloader/frontend/fe_info.c
@@ -382,12 +382,14 @@ void print_tsec_key()
 		tsec_ctxt.size = 0xF00;
 	else if (pkg1_id->kb == KB_FIRMWARE_VERSION_620)
 		tsec_ctxt.size = 0x2900;
-	else
+	else if (pkg1_id->kb == KB_FIRMWARE_VERSION_700)
 	{
 		tsec_ctxt.size = 0x3000;
 		// Exit after TSEC key generation.
 		*((vu16 *)((u32)tsec_ctxt.fw + 0x2DB5)) = 0x02F8;
 	}
+	else
+		tsec_ctxt.size = 0x3300;
 
 	if (pkg1_id->kb == KB_FIRMWARE_VERSION_620)
 	{
diff --git a/bootloader/frontend/fe_tools.c b/bootloader/frontend/fe_tools.c
index aa88249..c8a143c 100644
--- a/bootloader/frontend/fe_tools.c
+++ b/bootloader/frontend/fe_tools.c
@@ -109,7 +109,7 @@ void dump_packages12()
 			gfx_printf("sept will run to get the keys.\nThen rerun this option.");
 			btn_wait();
 
-			if (!reboot_to_sept((u8 *)tsec_ctxt.fw))
+			if (!reboot_to_sept((u8 *)tsec_ctxt.fw, kb))
 			{
 				gfx_printf("Failed to run sept\n");
 				goto out_free;
diff --git a/bootloader/hos/fss.c b/bootloader/hos/fss.c
index c42d52f..b70b3fd 100644
--- a/bootloader/hos/fss.c
+++ b/bootloader/hos/fss.c
@@ -20,6 +20,7 @@
 
 #include "fss.h"
 #include "hos.h"
+#include "../config/config.h"
 #include "../libs/fatfs/ff.h"
 #include "../mem/heap.h"
 #include "../storage/emummc.h"
diff --git a/bootloader/hos/hos.c b/bootloader/hos/hos.c
index 2623ec1..329930b 100644
--- a/bootloader/hos/hos.c
+++ b/bootloader/hos/hos.c
@@ -184,8 +184,10 @@ int keygen(u8 *keyblob, u32 kb, tsec_ctxt_t *tsec_ctxt)
 		tsec_ctxt->size = 0xF00;
 	else if (kb == KB_FIRMWARE_VERSION_620)
 		tsec_ctxt->size = 0x2900;
-	else
+	else if (kb == KB_FIRMWARE_VERSION_700)
 		tsec_ctxt->size = 0x3000;
+	else
+		tsec_ctxt->size = 0x3300;
 
 	// Prepare smmu tsec page for 6.2.0.
 	if (kb == KB_FIRMWARE_VERSION_620)
diff --git a/bootloader/hos/hos.h b/bootloader/hos/hos.h
index e5c7dde..2a93584 100644
--- a/bootloader/hos/hos.h
+++ b/bootloader/hos/hos.h
@@ -31,7 +31,8 @@
 #define KB_FIRMWARE_VERSION_600 5
 #define KB_FIRMWARE_VERSION_620 6
 #define KB_FIRMWARE_VERSION_700 7
-#define KB_FIRMWARE_VERSION_MAX KB_FIRMWARE_VERSION_700
+#define KB_FIRMWARE_VERSION_810 8
+#define KB_FIRMWARE_VERSION_MAX KB_FIRMWARE_VERSION_810
 
 #define HOS_PKG11_MAGIC 0x31314B50
 
diff --git a/bootloader/hos/pkg1.c b/bootloader/hos/pkg1.c
index 7ad07e3..397014b 100644
--- a/bootloader/hos/pkg1.c
+++ b/bootloader/hos/pkg1.c
@@ -144,6 +144,7 @@ static const pkg1_id_t _pkg1_ids[] = {
 	{ "20181218175730", 7, 0x0F00, 0x6FE0, { 1, 2, 0 }, 0x40030000, 0x4003E000, false, NULL, NULL }, //7.0.0
 	{ "20190208150037", 7, 0x0F00, 0x6FE0, { 1, 2, 0 }, 0x40030000, 0x4003E000, false, NULL, NULL }, //7.0.1
 	{ "20190314172056", 7, 0x0E00, 0x6FE0, { 1, 2, 0 }, 0x40030000, 0x4003E000, false, NULL, NULL }, //8.0.0 - 8.0.1
+	{ "20190531152432", 8, 0x0E00, 0x6FE0, { 1, 2, 0 }, 0x40030000, 0x4003E000, false, NULL, NULL }, //8.1.0
 	{ NULL } //End.
 };
 
diff --git a/bootloader/hos/pkg2.c b/bootloader/hos/pkg2.c
index afdd48d..21b1355 100644
--- a/bootloader/hos/pkg2.c
+++ b/bootloader/hos/pkg2.c
@@ -29,10 +29,16 @@
 
 #include "../gfx/gfx.h"
 
-/*#include "util.h"
-#define DPRINTF(...) gfx_printf(__VA_ARGS__)
-#define DEBUG_PRINTING*/
-#define DPRINTF(...)
+extern hekate_config h_cfg;
+
+
+#ifdef KIP1_PATCH_DEBUG
+	#include "../utils/util.h"
+	#define DPRINTF(...) gfx_printf(__VA_ARGS__)
+	#define DEBUG_PRINTING
+#else
+	#define DPRINTF(...)
+#endif
 
 //TODO: Replace hardcoded AArch64 instructions with instruction macros.
 //TODO: Reduce hardcoded values without searching kernel for patterns?
@@ -616,14 +622,16 @@ static kip1_id_t _kip_ids[] =
 	{ "FS", "\xce\x3e\xcb\xa2\xf2\xf0\x62\xf5", _fs_patches_50x },       // FS 5.0.0 exfat
 	{ "FS", "\x76\xf8\x74\x02\xc9\x38\x7c\x0f", _fs_patches_510 },       // FS 5.1.0
 	{ "FS", "\x10\xb2\xd8\x16\x05\x48\x85\x99", _fs_patches_510 },       // FS 5.1.0 exfat
-	{ "FS", "\x1b\x82\xcb\x22\x18\x67\xcb\x52", _fs_patches_600 }, 		 // FS 6.0.0-4.0
+	{ "FS", "\x1b\x82\xcb\x22\x18\x67\xcb\x52", _fs_patches_600 },       // FS 6.0.0-4.0
 	{ "FS", "\x96\x6a\xdd\x3d\x20\xb6\x27\x13", _fs_patches_600_exfat }, // FS 6.0.0-4.0 exfat
-	{ "FS", "\x3a\x57\x4d\x43\x61\x86\x19\x1d", _fs_patches_600 }, 		 // FS 6.0.0-5.0
+	{ "FS", "\x3a\x57\x4d\x43\x61\x86\x19\x1d", _fs_patches_600 },       // FS 6.0.0-5.0
 	{ "FS", "\x33\x05\x53\xf6\xb5\xfb\x55\xc4", _fs_patches_600_exfat }, // FS 6.0.0-5.0 exfat
-	{ "FS", "\x2A\xDB\xE9\x7E\x9B\x5F\x41\x77", _fs_patches_700 }, 		 // FS 7.0.0
+	{ "FS", "\x2A\xDB\xE9\x7E\x9B\x5F\x41\x77", _fs_patches_700 },       // FS 7.0.0
 	{ "FS", "\x2C\xCE\x65\x9C\xEC\x53\x6A\x8E", _fs_patches_700_exfat }, // FS 7.0.0 exfat
-	{ "FS", "\xB2\xF5\x17\x6B\x35\x48\x36\x4D", _fs_patches_800 }, 		 // FS 8.0.0
-	{ "FS", "\xDB\xD9\x41\xC0\xC5\x3C\x52\xCC", _fs_patches_800_exfat }  // FS 8.0.0 exfat
+	{ "FS", "\xB2\xF5\x17\x6B\x35\x48\x36\x4D", _fs_patches_800 },       // FS 8.0.0
+	{ "FS", "\xDB\xD9\x41\xC0\xC5\x3C\x52\xCC", _fs_patches_800_exfat }, // FS 8.0.0 exfat
+	{ "FS", "\x6B\x09\xB6\x7B\x29\xC0\x20\x24", _fs_patches_800 },       // FS 8.1.0
+	{ "FS", "\xB4\xCA\xE1\xF2\x49\x65\xD9\x2E", _fs_patches_800_exfat }  // FS 8.1.0 exfat
 };
 
 const pkg2_kernel_id_t *pkg2_identify(u8 *hash)
diff --git a/bootloader/hos/sept.c b/bootloader/hos/sept.c
index 384a78b..d8d092d 100644
--- a/bootloader/hos/sept.c
+++ b/bootloader/hos/sept.c
@@ -23,6 +23,7 @@
 #include "../ianos/ianos.h"
 #include "../libs/fatfs/ff.h"
 #include "../mem/heap.h"
+#include "../soc/hw_init.h"
 #include "../soc/pmc.h"
 #include "../soc/t210.h"
 #include "../storage/emummc.h"
@@ -106,7 +107,7 @@ void check_sept()
 	if (pkg1_id->kb >= KB_FIRMWARE_VERSION_700 && !h_cfg.sept_run)
 	{
 		sdmmc_storage_end(&storage);
-		reboot_to_sept((u8 *)pkg1 + pkg1_id->tsec_off);
+		reboot_to_sept((u8 *)pkg1 + pkg1_id->tsec_off, pkg1_id->kb);
 	}
 
 out_free:
@@ -114,14 +115,17 @@ out_free:
 	sdmmc_storage_end(&storage);
 }
 
-int reboot_to_sept(const u8 *tsec_fw)
+int reboot_to_sept(const u8 *tsec_fw, u32 kb)
 {
 	FIL fp;
 
 	// Copy warmboot reboot code and TSEC fw.
+	u32 tsec_fw_size = 0x3000;
+	if (kb > KB_FIRMWARE_VERSION_700)
+		tsec_fw_size = 0x3300;
 	memcpy((u8 *)(SEPT_PK1T_ADDR - WB_RST_SIZE), (u8 *)warmboot_reboot, sizeof(warmboot_reboot));
-	memcpy((void *)SEPT_PK1T_ADDR, tsec_fw, 0x3000);
-	*(vu32 *)SEPT_TCSZ_ADDR = 0x3000;
+	memcpy((void *)SEPT_PK1T_ADDR, tsec_fw, tsec_fw_size);
+	*(vu32 *)SEPT_TCSZ_ADDR = tsec_fw_size;
 	
 	// Copy sept-primary.
 	if (f_open(&fp, "sept/sept-primary.bin", FA_READ))
@@ -135,8 +139,17 @@ int reboot_to_sept(const u8 *tsec_fw)
 	f_close(&fp);
 
 	// Copy sept-secondary.
-	if (f_open(&fp, "sept/sept-secondary.enc", FA_READ))
-		goto error;
+	if (kb < KB_FIRMWARE_VERSION_810)
+	{
+		if (f_open(&fp, "sept/sept-secondary_00.enc", FA_READ))
+			if (f_open(&fp, "sept/sept-secondary.enc", FA_READ)) // Try the deprecated version.
+				goto error;
+	}
+	else
+	{
+		if (f_open(&fp, "sept/sept-secondary_01.enc", FA_READ))
+			goto error;
+	}
 
 	if (f_read(&fp, (u8 *)SEPT_STG2_ADDR, f_size(&fp), NULL))
 	{
@@ -196,7 +209,7 @@ int reboot_to_sept(const u8 *tsec_fw)
 	PMC(APBDEV_PMC_SCRATCH33) = SEPT_PRI_ADDR;
 	PMC(APBDEV_PMC_SCRATCH40) = 0x6000F208;
 
-	display_end();
+	reconfig_hw_workaround(false, 0);
 
 	(*sept)();
 
diff --git a/bootloader/hos/sept.h b/bootloader/hos/sept.h
index 5b0ecb4..7b44c73 100644
--- a/bootloader/hos/sept.h
+++ b/bootloader/hos/sept.h
@@ -20,6 +20,6 @@
 #include "../utils/types.h"
 
 void check_sept();
-int reboot_to_sept(const u8 *tsec_fw);
+int reboot_to_sept(const u8 *tsec_fw, u32 kb);
 
 #endif