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path: root/recipes/qemu/qemu-0.9.0+cvs20070613/93-oh-pl110-rgb.patch
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=== modified file 'hw/pl110.c'
---
 hw/pl110.c          |   13 ++++--
 hw/pl110_template.h |  107 ++++++++++++++++++++++++++++++++++++----------------
 2 files changed, 86 insertions(+), 34 deletions(-)

Index: hw/pl110.c
===================================================================
--- hw/pl110.c.orig	2007-06-13 11:48:22.000000000 +0100
+++ hw/pl110.c	2007-06-13 11:51:57.000000000 +0100
@@ -10,6 +10,7 @@
 #include "vl.h"
 
 #define PL110_CR_EN   0x001
+#define PL110_CR_BGR  0x100
 #define PL110_CR_BEBO 0x200
 #define PL110_CR_BEPO 0x400
 #define PL110_CR_PWR  0x800
@@ -114,6 +115,7 @@ static void pl110_update_display(void *o
     int first, last = 0;
     int dirty, new_dirty;
     int i;
+    int bpp_offset;
 
     if (!pl110_enabled(s))
         return;
@@ -145,12 +147,17 @@ static void pl110_update_display(void *o
         fprintf(stderr, "pl110: Bad color depth\n");
         exit(1);
     }
+    if (s->cr & PL110_CR_BGR)
+	bpp_offset = 0;
+    else
+	bpp_offset = 18;
+
     if (s->cr & PL110_CR_BEBO)
-      fn = fntable[s->bpp + 6];
+      fn = fntable[s->bpp + 6 + bpp_offset];
     else if (s->cr & PL110_CR_BEPO)
-      fn = fntable[s->bpp + 12];
+      fn = fntable[s->bpp + 12 + bpp_offset];
     else
-      fn = fntable[s->bpp];
+      fn = fntable[s->bpp + bpp_offset];
     
     src_width = s->cols;
     switch (s->bpp) {
Index: hw/pl110_template.h
===================================================================
--- hw/pl110_template.h.orig	2007-06-13 11:48:22.000000000 +0100
+++ hw/pl110_template.h	2007-06-13 11:51:57.000000000 +0100
@@ -24,6 +24,16 @@
 #error unknown bit depth
 #endif
 
+#undef RGB
+#define BORDER bgr
+#define ORDER 0
+#include "pl110_template.h"
+#define ORDER 1
+#include "pl110_template.h"
+#define ORDER 2
+#include "pl110_template.h"
+#define RGB
+#define BORDER rgb
 #define ORDER 0
 #include "pl110_template.h"
 #define ORDER 1
@@ -33,26 +43,47 @@
 
 static drawfn glue(pl110_draw_fn_,BITS)[18] =
 {
-    glue(pl110_draw_line1_lblp,BITS),
-    glue(pl110_draw_line2_lblp,BITS),
-    glue(pl110_draw_line4_lblp,BITS),
-    glue(pl110_draw_line8_lblp,BITS),
-    glue(pl110_draw_line16_lblp,BITS),
-    glue(pl110_draw_line32_lblp,BITS),
+    glue(pl110_draw_line1_lblp_bgr,BITS),
+    glue(pl110_draw_line2_lblp_bgr,BITS),
+    glue(pl110_draw_line4_lblp_bgr,BITS),
+    glue(pl110_draw_line8_lblp_bgr,BITS),
+    glue(pl110_draw_line16_lblp_bgr,BITS),
+    glue(pl110_draw_line32_lblp_bgr,BITS),
 
-    glue(pl110_draw_line1_bbbp,BITS),
-    glue(pl110_draw_line2_bbbp,BITS),
-    glue(pl110_draw_line4_bbbp,BITS),
-    glue(pl110_draw_line8_bbbp,BITS),
-    glue(pl110_draw_line16_bbbp,BITS),
-    glue(pl110_draw_line32_bbbp,BITS),
+    glue(pl110_draw_line1_bbbp_bgr,BITS),
+    glue(pl110_draw_line2_bbbp_bgr,BITS),
+    glue(pl110_draw_line4_bbbp_bgr,BITS),
+    glue(pl110_draw_line8_bbbp_bgr,BITS),
+    glue(pl110_draw_line16_bbbp_bgr,BITS),
+    glue(pl110_draw_line32_bbbp_bgr,BITS),
 
-    glue(pl110_draw_line1_lbbp,BITS),
-    glue(pl110_draw_line2_lbbp,BITS),
-    glue(pl110_draw_line4_lbbp,BITS),
-    glue(pl110_draw_line8_lbbp,BITS),
-    glue(pl110_draw_line16_lbbp,BITS),
-    glue(pl110_draw_line32_lbbp,BITS)
+    glue(pl110_draw_line1_lbbp_bgr,BITS),
+    glue(pl110_draw_line2_lbbp_bgr,BITS),
+    glue(pl110_draw_line4_lbbp_bgr,BITS),
+    glue(pl110_draw_line8_lbbp_bgr,BITS),
+    glue(pl110_draw_line16_lbbp_bgr,BITS),
+    glue(pl110_draw_line32_lbbp_bgr,BITS),
+
+    glue(pl110_draw_line1_lblp_rgb,BITS),
+    glue(pl110_draw_line2_lblp_rgb,BITS),
+    glue(pl110_draw_line4_lblp_rgb,BITS),
+    glue(pl110_draw_line8_lblp_rgb,BITS),
+    glue(pl110_draw_line16_lblp_rgb,BITS),
+    glue(pl110_draw_line32_lblp_rgb,BITS),
+
+    glue(pl110_draw_line1_bbbp_rgb,BITS),
+    glue(pl110_draw_line2_bbbp_rgb,BITS),
+    glue(pl110_draw_line4_bbbp_rgb,BITS),
+    glue(pl110_draw_line8_bbbp_rgb,BITS),
+    glue(pl110_draw_line16_bbbp_rgb,BITS),
+    glue(pl110_draw_line32_bbbp_rgb,BITS),
+
+    glue(pl110_draw_line1_lbbp_rgb,BITS),
+    glue(pl110_draw_line2_lbbp_rgb,BITS),
+    glue(pl110_draw_line4_lbbp_rgb,BITS),
+    glue(pl110_draw_line8_lbbp_rgb,BITS),
+    glue(pl110_draw_line16_lbbp_rgb,BITS),
+    glue(pl110_draw_line32_lbbp_rgb,BITS),
 };
 
 #undef BITS
@@ -61,18 +92,18 @@ static drawfn glue(pl110_draw_fn_,BITS)[
 #else
 
 #if ORDER == 0
-#define NAME glue(lblp, BITS)
+#define NAME glue(glue(lblp_, BORDER), BITS)
 #ifdef WORDS_BIGENDIAN
 #define SWAP_WORDS 1
 #endif
 #elif ORDER == 1
-#define NAME glue(bbbp, BITS)
+#define NAME glue(glue(bbbp_, BORDER), BITS)
 #ifndef WORDS_BIGENDIAN
 #define SWAP_WORDS 1
 #endif
 #else
 #define SWAP_PIXELS 1
-#define NAME glue(lbbp, BITS)
+#define NAME glue(glue(lbbp_, BORDER), BITS)
 #ifdef WORDS_BIGENDIAN
 #define SWAP_WORDS 1
 #endif
@@ -195,27 +226,34 @@ static void glue(pl110_draw_line16_,NAME
 #ifdef SWAP_WORDS
         data = bswap32(data);
 #endif
+#ifdef RGB
+#define LSB r
+#define MSB b
+#else
+#define LSB b
+#define MSB r
+#endif
 #if 0
-        r = data & 0x1f;
+        LSB = data & 0x1f;
         data >>= 5;
         g = data & 0x3f;
         data >>= 6;
-        b = data & 0x1f;
+        MSB = data & 0x1f;
         data >>= 5;
 #else
-        r = (data & 0x1f) << 3;
+        LSB = (data & 0x1f) << 3;
         data >>= 5;
         g = (data & 0x3f) << 2;
         data >>= 6;
-        b = (data & 0x1f) << 3;
+        MSB = (data & 0x1f) << 3;
         data >>= 5;
 #endif
         COPY_PIXEL(d, glue(rgb_to_pixel,BITS)(r, g, b));
-        r = (data & 0x1f) << 3;
+        LSB = (data & 0x1f) << 3;
         data >>= 5;
         g = (data & 0x3f) << 2;
         data >>= 6;
-        b = (data & 0x1f) << 3;
+        MSB = (data & 0x1f) << 3;
         data >>= 5;
         COPY_PIXEL(d, glue(rgb_to_pixel,BITS)(r, g, b));
         width -= 2;
@@ -229,14 +267,21 @@ static void glue(pl110_draw_line32_,NAME
     unsigned int r, g, b;
     while (width > 0) {
         data = *(uint32_t *)src;
+#ifdef RGB
+#define LSB r
+#define MSB b
+#else
+#define LSB b
+#define MSB r
+#endif
 #ifdef SWAP_WORDS
-        r = data & 0xff;
+        LSB = data & 0xff;
         g = (data >> 8) & 0xff;
-        b = (data >> 16) & 0xff;
+        MSB = (data >> 16) & 0xff;
 #else
-        r = (data >> 24) & 0xff;
+        LSB = (data >> 24) & 0xff;
         g = (data >> 16) & 0xff;
-        b = (data >> 8) & 0xff;
+        MSB = (data >> 8) & 0xff;
 #endif
         COPY_PIXEL(d, glue(rgb_to_pixel,BITS)(r, g, b));
         width--;