From 5fe28f3c26ff904d7358482ebd7fc749b691e38c Mon Sep 17 00:00:00 2001
From: Mathieu Maret <mathieu.maret@gmail.com>
Date: Thu, 19 Jul 2018 14:01:53 +0200
Subject: [PATCH] fix status line dsplay when scrolling

---
 core/irq_handler.d |   2 --
 core/irq_handler.o | Bin 1420 -> 0 bytes
 drivers/vga.c      |   6 +++---
 drivers/vga.o      | Bin 2936 -> 0 bytes
 4 files changed, 3 insertions(+), 5 deletions(-)
 delete mode 100644 core/irq_handler.d
 delete mode 100644 core/irq_handler.o
 delete mode 100644 drivers/vga.o

diff --git a/core/irq_handler.d b/core/irq_handler.d
deleted file mode 100644
index 396327a..0000000
--- a/core/irq_handler.d
+++ /dev/null
@@ -1,2 +0,0 @@
-core/irq_handler.o: core/irq_handler.c core/interrupt.h core/types.h \
- core/io.h core/irq.h drivers/pic.h drivers/vga.h
diff --git a/core/irq_handler.o b/core/irq_handler.o
deleted file mode 100644
index de621bd795846746b95068fd256198cfce5da53c..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 1420
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diff --git a/drivers/vga.c b/drivers/vga.c
index b0c1091..82eea9f 100644
--- a/drivers/vga.c
+++ b/drivers/vga.c
@@ -81,7 +81,7 @@ void vgaScrollUp(void)
 		       VGA_WIDTH * sizeof(short));
 	}
 	for (int i = 0; i < VGA_WIDTH; i++) {
-		vga[(VGA_HEIGHT - 1) * VGA_WIDTH + i] = colorAttr;
+		vga[(VGA_HEIGHT - 2) * VGA_WIDTH + i] = colorAttr;
 	}
 }
 
@@ -97,7 +97,7 @@ void printChar(const char str)
 	if (str == '\n') {
 		line++;
 		col = 0;
-		if (line >= VGA_HEIGHT) {
+		if (line >= VGA_HEIGHT - 1) {
 			vgaScrollUp();
 			line--;
 		}
@@ -122,7 +122,7 @@ void printChar(const char str)
 			col = 0;
 			line++;
 		}
-		if (line >= VGA_HEIGHT) {
+		if (line >= VGA_HEIGHT - 1) {
 			vgaScrollUp();
 			line--;
 		}
diff --git a/drivers/vga.o b/drivers/vga.o
deleted file mode 100644
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GIT binary patch
literal 0
HcmV?d00001

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