Add remaining PXA2xx on-chip peripherals except I2C master.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2751 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 431 insertions, 0 deletions

diff --git a/hw/pxa2xx_template.h b/hw/pxa2xx_template.h
new file mode 100644
index 0000000..341be12
--- /dev/null
+++ b/hw/pxa2xx_template.h
@@ -0,0 +1,431 @@
+/*
+ * Intel XScale PXA255/270 LCDC emulation.
+ *
+ * Copyright (c) 2006 Openedhand Ltd.
+ * Written by Andrzej Zaborowski <balrog@zabor.org>
+ *
+ * This code is licensed under the GPLv2.
+ *
+ * Framebuffer format conversion routines.
+ */
+
+# define SKIP_PIXEL(to)		to += deststep
+#if BITS == 8
+# define COPY_PIXEL(to, from)	*to = from; SKIP_PIXEL(to)
+#elif BITS == 15 || BITS == 16
+# define COPY_PIXEL(to, from)	*(uint16_t *) to = from; SKIP_PIXEL(to)
+#elif BITS == 24 
+# define COPY_PIXEL(to, from)	\
+	*(uint16_t *) to = from; *(to + 2) = (from) >> 16; SKIP_PIXEL(to)
+#elif BITS == 32
+# define COPY_PIXEL(to, from)	*(uint32_t *) to = from; SKIP_PIXEL(to)
+#else
+# error unknown bit depth
+#endif
+
+#ifdef WORDS_BIGENDIAN
+# define SWAP_WORDS	1
+#endif
+
+#define FN_2(x)		FN(x + 1) FN(x)
+#define FN_4(x)		FN_2(x + 2) FN_2(x)
+
+static void glue(pxa2xx_draw_line2_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#define FN(x)		COPY_PIXEL(dest, palette[(data >> ((x) * 2)) & 3]);
+#ifdef SWAP_WORDS
+        FN_4(12)
+        FN_4(8)
+        FN_4(4)
+        FN_4(0)
+#else
+        FN_4(0)
+        FN_4(4)
+        FN_4(8)
+        FN_4(12)
+#endif
+#undef FN
+        width -= 16;
+        src += 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line4_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#define FN(x)		COPY_PIXEL(dest, palette[(data >> ((x) * 4)) & 0xf]);
+#ifdef SWAP_WORDS
+        FN_2(6)
+        FN_2(4)
+        FN_2(2)
+        FN_2(0)
+#else
+        FN_2(0)
+        FN_2(2)
+        FN_2(4)
+        FN_2(6)
+#endif
+#undef FN
+        width -= 8;
+        src += 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line8_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#define FN(x)		COPY_PIXEL(dest, palette[(data >> (x)) & 0xff]);
+#ifdef SWAP_WORDS
+        FN(24)
+        FN(16)
+        FN(8)
+        FN(0)
+#else
+        FN(0)
+        FN(8)
+        FN(16)
+        FN(24)
+#endif
+#undef FN
+        width -= 4;
+        src += 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line16_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    unsigned int r, g, b;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#ifdef SWAP_WORDS
+        data = bswap32(data);
+#endif
+        b = (data & 0x1f) << 3;
+        data >>= 5;
+        g = (data & 0x3f) << 2;
+        data >>= 6;
+        r = (data & 0x1f) << 3;
+        data >>= 5;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        b = (data & 0x1f) << 3;
+        data >>= 5;
+        g = (data & 0x3f) << 2;
+        data >>= 6;
+        r = (data & 0x1f) << 3;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 2;
+        src += 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line16t_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    unsigned int r, g, b;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#ifdef SWAP_WORDS
+        data = bswap32(data);
+#endif
+        b = (data & 0x1f) << 3;
+        data >>= 5;
+        g = (data & 0x1f) << 3;
+        data >>= 5;
+        r = (data & 0x1f) << 3;
+        data >>= 5;
+        if (data & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        data >>= 1;
+        b = (data & 0x1f) << 3;
+        data >>= 5;
+        g = (data & 0x1f) << 3;
+        data >>= 5;
+        r = (data & 0x1f) << 3;
+        if (data & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 2;
+        src += 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line18_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    unsigned int r, g, b;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#ifdef SWAP_WORDS
+        data = bswap32(data);
+#endif
+        b = (data & 0x3f) << 2;
+        data >>= 6;
+        g = (data & 0x3f) << 2;
+        data >>= 6;
+        r = (data & 0x3f) << 2;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 1;
+        src += 4;
+    }
+}
+
+/* The wicked packed format */
+static void glue(pxa2xx_draw_line18p_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data[3];
+    unsigned int r, g, b;
+    while (width > 0) {
+        data[0] = *(uint32_t *) src;
+        src += 4;
+        data[1] = *(uint32_t *) src;
+        src += 4;
+        data[2] = *(uint32_t *) src;
+        src += 4;
+#ifdef SWAP_WORDS
+        data[0] = bswap32(data[0]);
+        data[1] = bswap32(data[1]);
+        data[2] = bswap32(data[2]);
+#endif
+        b = (data[0] & 0x3f) << 2;
+        data[0] >>= 6;
+        g = (data[0] & 0x3f) << 2;
+        data[0] >>= 6;
+        r = (data[0] & 0x3f) << 2;
+        data[0] >>= 12;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        b = (data[0] & 0x3f) << 2;
+        data[0] >>= 6;
+        g = ((data[1] & 0xf) << 4) | (data[0] << 2);
+        data[1] >>= 4;
+        r = (data[1] & 0x3f) << 2;
+        data[1] >>= 12;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        b = (data[1] & 0x3f) << 2;
+        data[1] >>= 6;
+        g = (data[1] & 0x3f) << 2;
+        data[1] >>= 6;
+        r = ((data[2] & 0x3) << 6) | (data[1] << 2);
+        data[2] >>= 8;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        b = (data[2] & 0x3f) << 2;
+        data[2] >>= 6;
+        g = (data[2] & 0x3f) << 2;
+        data[2] >>= 6;
+        r = data[2] << 2;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line19_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    unsigned int r, g, b;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#ifdef SWAP_WORDS
+        data = bswap32(data);
+#endif
+        b = (data & 0x3f) << 2;
+        data >>= 6;
+        g = (data & 0x3f) << 2;
+        data >>= 6;
+        r = (data & 0x3f) << 2;
+        data >>= 6;
+        if (data & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 1;
+        src += 4;
+    }
+}
+
+/* The wicked packed format */
+static void glue(pxa2xx_draw_line19p_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data[3];
+    unsigned int r, g, b;
+    while (width > 0) {
+        data[0] = *(uint32_t *) src;
+        src += 4;
+        data[1] = *(uint32_t *) src;
+        src += 4;
+        data[2] = *(uint32_t *) src;
+        src += 4;
+# ifdef SWAP_WORDS
+        data[0] = bswap32(data[0]);
+        data[1] = bswap32(data[1]);
+        data[2] = bswap32(data[2]);
+# endif
+        b = (data[0] & 0x3f) << 2;
+        data[0] >>= 6;
+        g = (data[0] & 0x3f) << 2;
+        data[0] >>= 6;
+        r = (data[0] & 0x3f) << 2;
+        data[0] >>= 6;
+        if (data[0] & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        data[0] >>= 6;
+        b = (data[0] & 0x3f) << 2;
+        data[0] >>= 6;
+        g = ((data[1] & 0xf) << 4) | (data[0] << 2);
+        data[1] >>= 4;
+        r = (data[1] & 0x3f) << 2;
+        data[1] >>= 6;
+        if (data[1] & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        data[1] >>= 6;
+        b = (data[1] & 0x3f) << 2;
+        data[1] >>= 6;
+        g = (data[1] & 0x3f) << 2;
+        data[1] >>= 6;
+        r = ((data[2] & 0x3) << 6) | (data[1] << 2);
+        data[2] >>= 2;
+        if (data[2] & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        data[2] >>= 6;
+        b = (data[2] & 0x3f) << 2;
+        data[2] >>= 6;
+        g = (data[2] & 0x3f) << 2;
+        data[2] >>= 6;
+        r = data[2] << 2;
+        data[2] >>= 6;
+        if (data[2] & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line24_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    unsigned int r, g, b;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#ifdef SWAP_WORDS
+        data = bswap32(data);
+#endif
+        b = data & 0xff;
+        data >>= 8;
+        g = data & 0xff;
+        data >>= 8;
+        r = data & 0xff;
+        COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 1;
+        src += 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line24t_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    unsigned int r, g, b;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#ifdef SWAP_WORDS
+        data = bswap32(data);
+#endif
+        b = (data & 0x7f) << 1;
+        data >>= 7;
+        g = data & 0xff;
+        data >>= 8;
+        r = data & 0xff;
+        data >>= 8;
+        if (data & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 1;
+        src += 4;
+    }
+}
+
+static void glue(pxa2xx_draw_line25_, BITS)(uint32_t *palette,
+                uint8_t *dest, const uint8_t *src, int width, int deststep)
+{
+    uint32_t data;
+    unsigned int r, g, b;
+    while (width > 0) {
+        data = *(uint32_t *) src;
+#ifdef SWAP_WORDS
+        data = bswap32(data);
+#endif
+        b = data & 0xff;
+        data >>= 8;
+        g = data & 0xff;
+        data >>= 8;
+        r = data & 0xff;
+        data >>= 8;
+        if (data & 1)
+            SKIP_PIXEL(dest);
+        else
+            COPY_PIXEL(dest, glue(rgb_to_pixel, BITS)(r, g, b));
+        width -= 1;
+        src += 4;
+    }
+}
+
+/* Overlay planes disabled, no transparency */
+static drawfn glue(pxa2xx_draw_fn_, BITS)[16] =
+{
+    [0 ... 0xf]       = 0,
+    [pxa_lcdc_2bpp]   = glue(pxa2xx_draw_line2_, BITS),
+    [pxa_lcdc_4bpp]   = glue(pxa2xx_draw_line4_, BITS),
+    [pxa_lcdc_8bpp]   = glue(pxa2xx_draw_line8_, BITS),
+    [pxa_lcdc_16bpp]  = glue(pxa2xx_draw_line16_, BITS),
+    [pxa_lcdc_18bpp]  = glue(pxa2xx_draw_line18_, BITS),
+    [pxa_lcdc_18pbpp] = glue(pxa2xx_draw_line18p_, BITS),
+    [pxa_lcdc_24bpp]  = glue(pxa2xx_draw_line24_, BITS),
+};
+
+/* Overlay planes enabled, transparency used */
+static drawfn glue(glue(pxa2xx_draw_fn_, BITS), t)[16] =
+{
+    [0 ... 0xf]       = 0,
+    [pxa_lcdc_4bpp]   = glue(pxa2xx_draw_line4_, BITS),
+    [pxa_lcdc_8bpp]   = glue(pxa2xx_draw_line8_, BITS),
+    [pxa_lcdc_16bpp]  = glue(pxa2xx_draw_line16t_, BITS),
+    [pxa_lcdc_19bpp]  = glue(pxa2xx_draw_line19_, BITS),
+    [pxa_lcdc_19pbpp] = glue(pxa2xx_draw_line19p_, BITS),
+    [pxa_lcdc_24bpp]  = glue(pxa2xx_draw_line24t_, BITS),
+    [pxa_lcdc_25bpp]  = glue(pxa2xx_draw_line25_, BITS),
+};
+
+#undef BITS
+#undef COPY_PIXEL
+#undef SKIP_PIXEL
+
+#ifdef SWAP_WORDS
+# undef SWAP_WORDS
+#endif