From 27c49ad8981c0d8128afb9e91c9aea5281ae8af3 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Thu, 1 Mar 2018 23:05:59 +0100
Subject: [PATCH] Committed the vid_svga.c/h changes that I forgot before.

---
 src/video/vid_svga.c | 39 ++++++++++++++++++++++++++++++++++++++-
 src/video/vid_svga.h |  4 +++-
 2 files changed, 41 insertions(+), 2 deletions(-)

diff --git a/src/video/vid_svga.c b/src/video/vid_svga.c
index 87b273323..24459ea29 100644
--- a/src/video/vid_svga.c
+++ b/src/video/vid_svga.c
@@ -11,7 +11,7 @@
  *		This is intended to be used by another SVGA driver,
  *		and not as a card in it's own right.
  *
- * Version:	@(#)vid_svga.c	1.0.21	2018/02/24
+ * Version:	@(#)vid_svga.c	1.0.22	2018/03/01
  *
  * Authors:	Sarah Walker, <http://pcem-emulator.co.uk/>
  *		Miran Grca, <mgrca8@gmail.com>
@@ -1430,6 +1430,27 @@ uint32_t svga_readl(uint32_t addr, void *p)
         return *(uint32_t *)&svga->vram[addr & svga->vram_mask];
 }
 
+void svga_writeb_linear(uint32_t addr, uint8_t val, void *p)
+{
+        svga_t *svga = (svga_t *)p;
+        
+        if (!svga->fast)
+        {
+                svga_write_linear(addr, val, p);
+                return;
+        }
+        
+        egawrites += 2;
+
+	if (svga_output) pclog("Write LFBw %08X %04X\n", addr, val);
+        addr &= svga->decode_mask;
+        if (addr >= svga->vram_max)
+                return;
+        addr &= svga->vram_mask;
+        svga->changedvram[addr >> 12] = changeframecount;
+        *(uint8_t *)&svga->vram[addr] = val;
+}
+
 void svga_writew_linear(uint32_t addr, uint16_t val, void *p)
 {
         svga_t *svga = (svga_t *)p;
@@ -1482,6 +1503,22 @@ void svga_writel_linear(uint32_t addr, uint32_t val, void *p)
         *(uint32_t *)&svga->vram[addr] = val;
 }
 
+uint8_t svga_readb_linear(uint32_t addr, void *p)
+{
+        svga_t *svga = (svga_t *)p;
+        
+        if (!svga->fast)
+           return svga_read_linear(addr, p);
+        
+        egareads++;
+
+        addr &= svga->decode_mask;
+        if (addr >= svga->vram_max)
+                return 0xff;
+        
+        return *(uint8_t *)&svga->vram[addr & svga->vram_mask];
+}
+
 uint16_t svga_readw_linear(uint32_t addr, void *p)
 {
         svga_t *svga = (svga_t *)p;
diff --git a/src/video/vid_svga.h b/src/video/vid_svga.h
index db9e22a7b..bf1189ed4 100644
--- a/src/video/vid_svga.h
+++ b/src/video/vid_svga.h
@@ -8,7 +8,7 @@
  *
  *		Generic SVGA handling.
  *
- * Version:	@(#)vid_svga.h	1.0.8	2018/02/24
+ * Version:	@(#)vid_svga.h	1.0.9	2018/03/01
  *
  * Authors:	Sarah Walker, <http://pcem-emulator.co.uk/>
  *		Miran Grca, <mgrca8@gmail.com>
@@ -172,9 +172,11 @@ void     svga_write(uint32_t addr, uint8_t val, void *p);
 void     svga_writew(uint32_t addr, uint16_t val, void *p);
 void     svga_writel(uint32_t addr, uint32_t val, void *p);
 uint8_t  svga_read_linear(uint32_t addr, void *p);
+uint8_t  svga_readb_linear(uint32_t addr, void *p);
 uint16_t svga_readw_linear(uint32_t addr, void *p);
 uint32_t svga_readl_linear(uint32_t addr, void *p);
 void     svga_write_linear(uint32_t addr, uint8_t val, void *p);
+void     svga_writeb_linear(uint32_t addr, uint8_t val, void *p);
 void     svga_writew_linear(uint32_t addr, uint16_t val, void *p);
 void     svga_writel_linear(uint32_t addr, uint32_t val, void *p);