Basic OMAP310 support. Basic Palm Tungsten|E machine emulation.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3091 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 172 insertions, 0 deletions

diff --git a/hw/omap_lcd_template.h b/hw/omap_lcd_template.h
new file mode 100644
index 0000000000..cdfa5620f7
--- /dev/null
+++ b/hw/omap_lcd_template.h
@@ -0,0 +1,172 @@
+/*
+ * QEMU OMAP LCD Emulator templates
+ *
+ * Copyright (c) 2006 Andrzej Zaborowski  <balrog@zabor.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if DEPTH == 8
+# define BPP 1
+# define PIXEL_TYPE uint8_t 
+#elif DEPTH == 15 || DEPTH == 16
+# define BPP 2
+# define PIXEL_TYPE uint16_t 
+#elif DEPTH == 32
+# define BPP 4
+# define PIXEL_TYPE uint32_t 
+#else
+# error unsupport depth
+#endif
+
+/* 
+ * 2-bit colour
+ */
+static void glue(draw_line2_, DEPTH)(
+                uint8_t *d, const uint8_t *s, int width, const uint16_t *pal)
+{
+    uint8_t v, r, g, b;
+
+    do {
+        v = ldub_raw((void *) s);
+        r = (pal[v & 3] >> 4) & 0xf0;
+        g = pal[v & 3] & 0xf0;
+        b = (pal[v & 3] << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        d += BPP;
+        v >>= 2;
+        r = (pal[v & 3] >> 4) & 0xf0;
+        g = pal[v & 3] & 0xf0;
+        b = (pal[v & 3] << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        d += BPP;
+        v >>= 2;
+        r = (pal[v & 3] >> 4) & 0xf0;
+        g = pal[v & 3] & 0xf0;
+        b = (pal[v & 3] << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        d += BPP;
+        v >>= 2;
+        r = (pal[v & 3] >> 4) & 0xf0;
+        g = pal[v & 3] & 0xf0;
+        b = (pal[v & 3] << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        d += BPP;
+        s ++;
+        width -= 4;
+    } while (width > 0);
+}
+
+/* 
+ * 4-bit colour
+ */
+static void glue(draw_line4_, DEPTH)(
+                uint8_t *d, const uint8_t *s, int width, const uint16_t *pal)
+{
+    uint8_t v, r, g, b;
+
+    do {
+        v = ldub_raw((void *) s);
+        r = (pal[v & 0xf] >> 4) & 0xf0;
+        g = pal[v & 0xf] & 0xf0;
+        b = (pal[v & 0xf] << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        d += BPP;
+        v >>= 4;
+        r = (pal[v & 0xf] >> 4) & 0xf0;
+        g = pal[v & 0xf] & 0xf0;
+        b = (pal[v & 0xf] << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        d += BPP;
+        s ++;
+        width -= 2;
+    } while (width > 0);
+}
+
+/* 
+ * 8-bit colour
+ */
+static void glue(draw_line8_, DEPTH)(
+                uint8_t *d, const uint8_t *s, int width, const uint16_t *pal)
+{
+    uint8_t v, r, g, b;
+
+    do {
+        v = ldub_raw((void *) s);
+        r = (pal[v] >> 4) & 0xf0;
+        g = pal[v] & 0xf0;
+        b = (pal[v] << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        s ++;
+        d += BPP;
+    } while (-- width != 0);
+}
+
+/* 
+ * 12-bit colour
+ */
+static void glue(draw_line12_, DEPTH)(
+                uint8_t *d, const uint8_t *s, int width, const uint16_t *pal)
+{
+    uint16_t v;
+    uint8_t r, g, b;
+
+    do {
+        v = lduw_raw((void *) s);
+        r = (v >> 4) & 0xf0;
+        g = v & 0xf0;
+        b = (v << 4) & 0xf0;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        s += 2;
+        d += BPP;
+    } while (-- width != 0);
+}
+
+/* 
+ * 16-bit colour
+ */
+static void glue(draw_line16_, DEPTH)(
+                uint8_t *d, const uint8_t *s, int width, const uint16_t *pal)
+{
+#if DEPTH == 16 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN)
+    memcpy(d, s, width * 2);
+#else
+    uint16_t v;
+    uint8_t r, g, b;
+
+    do {
+        v = lduw_raw((void *) s);
+        r = (v >> 8) & 0xf8;
+        g = (v >> 3) & 0xfc;
+        b = (v << 3) & 0xf8;
+        ((PIXEL_TYPE *) d)[0] = glue(rgb_to_pixel, DEPTH)(r, g, b);
+        s += 2;
+        d += BPP;
+    } while (-- width != 0);
+#endif
+}
+
+#undef DEPTH
+#undef BPP
+#undef PIXEL_TYPE