From b0094f133ca8b070e1976909d911a6acfcb13494 Mon Sep 17 00:00:00 2001
From: "Such Meme, Many Skill" <owen.vanrijn@gmail.com>
Date: Wed, 4 Dec 2019 17:47:13 +0100
Subject: [PATCH] Partitioning: add 16mb in front

---
 source/libs/fatfs/ff.c       |  4 ++--
 source/tegraexplorer/tools.c | 14 ++++++++++----
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/source/libs/fatfs/ff.c b/source/libs/fatfs/ff.c
index 3013b4b..3c254a7 100644
--- a/source/libs/fatfs/ff.c
+++ b/source/libs/fatfs/ff.c
@@ -6134,13 +6134,14 @@ FRESULT f_fdisk (
 		sz_part = (DWORD)sz_cyl * p_cyl;
 		if (i == 0) {	/* Exclude first track of cylinder 0 */
 			s_hd = 1;
-			s_part += 63; sz_part -= 63;
+			s_part += 32831; sz_part -= 32831;
 		} else {
 			s_hd = 0;
 		}
 		e_cyl = b_cyl + p_cyl - 1;	/* End cylinder */
 		if (e_cyl >= tot_cyl) LEAVE_MKFS(FR_INVALID_PARAMETER);
 
+
 		/* Set partition table */
 		p[1] = s_hd;						/* Start head */
 		p[2] = (BYTE)(((b_cyl >> 2) & 0xC0) | 1);	/* Start sector */
@@ -6151,7 +6152,6 @@ FRESULT f_fdisk (
 		p[7] = (BYTE)e_cyl;					/* End cylinder */
 		st_dword(p + 8, s_part);			/* Start sector in LBA */
 		st_dword(p + 12, sz_part);			/* Number of sectors */
-
 		/* Next partition */
 		b_cyl += p_cyl;
 	}
diff --git a/source/tegraexplorer/tools.c b/source/tegraexplorer/tools.c
index dcca492..a8ed9c3 100644
--- a/source/tegraexplorer/tools.c
+++ b/source/tegraexplorer/tools.c
@@ -6,6 +6,7 @@
 #include "../soc/gpio.h"
 #include "../utils/util.h"
 #include "../utils/types.h"
+#include "../libs/fatfs/diskio.h"
 
 extern bool sd_mount();
 extern void sd_unmount();
@@ -14,7 +15,7 @@ void displayinfo(){
     clearscreen();
 
     FATFS *fs;
-    DWORD fre_clust, fre_sect, tot_sect, temp_sect;
+    DWORD fre_clust, fre_sect, tot_sect, temp_sect, sz_disk;
     int res;
 
     gfx_printf("Getting storage info: please wait...");
@@ -30,7 +31,12 @@ void displayinfo(){
     temp_sect = tot_sect;
     temp_sect -= 61145088;
 
-    gfx_printf("\n1st part: %d\n2nd part: 61145088", temp_sect);
+    gfx_printf("\n1st part: %d\n2nd part: 61145088\n\n", temp_sect);
+
+    disk_initialize(0);
+    disk_ioctl(0, GET_SECTOR_COUNT, &sz_disk);
+
+    gfx_printf("total sectors: %d", sz_disk);
 
     btn_wait();
 }
@@ -74,14 +80,14 @@ void format(){
     gfx_printf("Getting free cluster info from 1st partition");
 
     if (res = f_getfree("sd:", &fre_clust, &fs))
-        gfx_printf("%kGetfree failed! errcode %d", COLOR_RED, res);
+        gfx_printf("%kGetfree failed! errcode %d", COLOR_ORANGE, res);
     else {
         tot_sect = (fs->n_fatent - 2) * fs->csize;
         temp_sect = tot_sect;
         temp_sect -= 61145089;
         gfx_printf("Total sectors: %d\nFree after emummc: %d\n\n", tot_sect, temp_sect);
         if (temp_sect < 0)
-            gfx_printf("%kNot enough space free!\n", COLOR_RED);
+            gfx_printf("%kNot enough space free!\n", COLOR_ORANGE);
         else {
             gfx_printf("Partitioning sd...\nPartition1 size: %d\nPartition2 size: %d\n", plist[0], plist[1]);
             plist[0] = temp_sect;