From bee8004b7490dfd2205dc8063fb730049d23ebaa Mon Sep 17 00:00:00 2001
From: Kostas Missos <ctcaer@gmail.com>
Date: Sat, 23 Jun 2018 07:07:53 +0300
Subject: [PATCH] [GFX] Add position saving and muting

---
 ipl/gfx.c | 11 ++++++++++-
 ipl/gfx.h |  3 +++
 ipl/hos.c |  3 ++-
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/ipl/gfx.c b/ipl/gfx.c
index ec08942..a9a4661 100755
--- a/ipl/gfx.c
+++ b/ipl/gfx.c
@@ -141,9 +141,12 @@ void gfx_con_init(gfx_con_t *con, gfx_ctxt_t *ctxt)
 	con->gfx_ctxt = ctxt;
 	con->x = 0;
 	con->y = 0;
+	con->savedx = 0;
+	con->savedy = 0;
 	con->fgcol = 0xFFCCCCCC;
 	con->fillbg = 0;
 	con->bgcol = 0xFF1B1B1B;
+	con->mute = 0;
 }
 
 void gfx_con_setcol(gfx_con_t *con, u32 fgcol, int fillbg, u32 bgcol)
@@ -198,7 +201,7 @@ void gfx_putc(gfx_con_t *con, char c)
 
 void gfx_puts(gfx_con_t *con, const char *s)
 {
-	if (!s)
+	if (!s || con->mute)
 		return;
 
 	for (; *s; s++)
@@ -238,6 +241,9 @@ static void _gfx_putn(gfx_con_t *con, u32 v, int base, char fill, int fcnt)
 
 void gfx_printf(gfx_con_t *con, const char *fmt, ...)
 {
+	if (con->mute)
+		return;
+
 	va_list ap;
 	int fill, fcnt;
 
@@ -309,6 +315,9 @@ void gfx_printf(gfx_con_t *con, const char *fmt, ...)
 
 void gfx_hexdump(gfx_con_t *con, u32 base, const u8 *buf, u32 len)
 {
+	if (con->mute)
+		return;
+
 	for(u32 i = 0; i < len; i++)
 	{
 		if(i % 0x10 == 0)
diff --git a/ipl/gfx.h b/ipl/gfx.h
index 9e5b4a3..c54dfea 100755
--- a/ipl/gfx.h
+++ b/ipl/gfx.h
@@ -33,9 +33,12 @@ typedef struct _gfx_con_t
 	gfx_ctxt_t *gfx_ctxt;
 	u32 x;
 	u32 y;
+	u32 savedx;
+	u32 savedy;
 	u32 fgcol;
 	int fillbg;
 	u32 bgcol;
+	int mute;
 } gfx_con_t;
 
 void gfx_init_ctxt(gfx_ctxt_t *ctxt, u32 *fb, u32 width, u32 height, u32 stride);
diff --git a/ipl/hos.c b/ipl/hos.c
index 061fd1c..6ba3bbe 100755
--- a/ipl/hos.c
+++ b/ipl/hos.c
@@ -384,7 +384,8 @@ int hos_launch(ini_sec_t *cfg)
 	memset(&ctxt, 0, sizeof(launch_ctxt_t));
 	list_init(&ctxt.kip1_list);
 
-	gfx_clear_grey(&gfx_ctxt, 0x1B);
+	if (!gfx_con.mute)
+		gfx_clear_grey(&gfx_ctxt, 0x1B);
 	gfx_con_setpos(&gfx_con, 0, 0);
 
 	//Try to parse config if present.