X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/d7b9d0f71d616674ad3d6e26b62198f33e7c5112..b80e06bab89f413f40553f85490e0b8ce3225df7:/aseg/vga-overlay.c

diff --git a/aseg/vga-overlay.c b/aseg/vga-overlay.c
index 913ebc2..7d107d7 100644
--- a/aseg/vga-overlay.c
+++ b/aseg/vga-overlay.c
@@ -10,6 +10,7 @@
 
 static char logents[LOGLEN][41] = {{0}};
 static int prodptr = 0;
+static int flush_imm = 0;
 
 #define VRAM_BASE		0xA0000UL
 #define TEXT_CONSOLE_OFFSET	0x18000UL 
@@ -18,6 +19,11 @@ static int prodptr = 0;
 
 #define COLOR			0x1F
 
+void vga_flush_imm(int imm)
+{
+	flush_imm = imm;
+}
+
 static unsigned char vga_read(unsigned char idx)
 {
 	outb(CRTC_IDX_REG, idx);
@@ -75,7 +81,8 @@ void dolog(const char *s)
 {
 	strcpy(logents[prodptr], s);
 	prodptr = (prodptr + 1) % LOGLEN;
-	outlog();
+	if (flush_imm)
+		outlog();
 }
 void (*output)(const char *s) = dolog;
 
@@ -87,7 +94,8 @@ void dologf(const char *fmt, ...)
 	vsnprintf(logents[prodptr], 40, fmt, va);
 	va_end(va);
 	prodptr = (prodptr + 1) % LOGLEN;
-	outlog();
+	if (flush_imm)
+		outlog();
 }
 void (*outputf)(const char *s, ...) = dologf;