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-rw-r--r--hw/display/pl110_template.h301
1 files changed, 301 insertions, 0 deletions
diff --git a/hw/display/pl110_template.h b/hw/display/pl110_template.h
new file mode 100644
index 00000000..00877853
--- /dev/null
+++ b/hw/display/pl110_template.h
@@ -0,0 +1,301 @@
+/*
+ * Arm PrimeCell PL110 Color LCD Controller
+ *
+ * Copyright (c) 2005 CodeSourcery, LLC.
+ * Written by Paul Brook
+ *
+ * This code is licensed under the GNU LGPL
+ *
+ * Framebuffer format conversion routines.
+ */
+
+#ifndef ORDER
+#error "pl110_template.h is only for inclusion by pl110.c"
+#endif
+
+#if ORDER == 0
+#define NAME glue(lblp_, BORDER)
+#if HOST_BIG_ENDIAN
+#define SWAP_WORDS 1
+#endif
+#elif ORDER == 1
+#define NAME glue(bbbp_, BORDER)
+#if !HOST_BIG_ENDIAN
+#define SWAP_WORDS 1
+#endif
+#else
+#define SWAP_PIXELS 1
+#define NAME glue(lbbp_, BORDER)
+#if HOST_BIG_ENDIAN
+#define SWAP_WORDS 1
+#endif
+#endif
+
+#define FN_2(x, y) FN(x, y) FN(x+1, y)
+#define FN_4(x, y) FN_2(x, y) FN_2(x+2, y)
+#define FN_8(y) FN_4(0, y) FN_4(4, y)
+
+static void glue(pl110_draw_line1_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
+{
+ uint32_t *palette = opaque;
+ uint32_t data;
+ while (width > 0) {
+ data = *(uint32_t *)src;
+#ifdef SWAP_PIXELS
+#define FN(x, y) COPY_PIXEL(d, palette[(data >> (y + 7 - (x))) & 1]);
+#else
+#define FN(x, y) COPY_PIXEL(d, palette[(data >> ((x) + y)) & 1]);
+#endif
+#ifdef SWAP_WORDS
+ FN_8(24)
+ FN_8(16)
+ FN_8(8)
+ FN_8(0)
+#else
+ FN_8(0)
+ FN_8(8)
+ FN_8(16)
+ FN_8(24)
+#endif
+#undef FN
+ width -= 32;
+ src += 4;
+ }
+}
+
+static void glue(pl110_draw_line2_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
+{
+ uint32_t *palette = opaque;
+ uint32_t data;
+ while (width > 0) {
+ data = *(uint32_t *)src;
+#ifdef SWAP_PIXELS
+#define FN(x, y) COPY_PIXEL(d, palette[(data >> (y + 6 - (x)*2)) & 3]);
+#else
+#define FN(x, y) COPY_PIXEL(d, palette[(data >> ((x)*2 + y)) & 3]);
+#endif
+#ifdef SWAP_WORDS
+ FN_4(0, 24)
+ FN_4(0, 16)
+ FN_4(0, 8)
+ FN_4(0, 0)
+#else
+ FN_4(0, 0)
+ FN_4(0, 8)
+ FN_4(0, 16)
+ FN_4(0, 24)
+#endif
+#undef FN
+ width -= 16;
+ src += 4;
+ }
+}
+
+static void glue(pl110_draw_line4_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
+{
+ uint32_t *palette = opaque;
+ uint32_t data;
+ while (width > 0) {
+ data = *(uint32_t *)src;
+#ifdef SWAP_PIXELS
+#define FN(x, y) COPY_PIXEL(d, palette[(data >> (y + 4 - (x)*4)) & 0xf]);
+#else
+#define FN(x, y) COPY_PIXEL(d, palette[(data >> ((x)*4 + y)) & 0xf]);
+#endif
+#ifdef SWAP_WORDS
+ FN_2(0, 24)
+ FN_2(0, 16)
+ FN_2(0, 8)
+ FN_2(0, 0)
+#else
+ FN_2(0, 0)
+ FN_2(0, 8)
+ FN_2(0, 16)
+ FN_2(0, 24)
+#endif
+#undef FN
+ width -= 8;
+ src += 4;
+ }
+}
+
+static void glue(pl110_draw_line8_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
+{
+ uint32_t *palette = opaque;
+ uint32_t data;
+ while (width > 0) {
+ data = *(uint32_t *)src;
+#define FN(x) COPY_PIXEL(d, 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(pl110_draw_line16_,NAME)(void *opaque, uint8_t *d, 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
+#ifdef RGB
+#define LSB r
+#define MSB b
+#else
+#define LSB b
+#define MSB r
+#endif
+#if 0
+ LSB = data & 0x1f;
+ data >>= 5;
+ g = data & 0x3f;
+ data >>= 6;
+ MSB = data & 0x1f;
+ data >>= 5;
+#else
+ LSB = (data & 0x1f) << 3;
+ data >>= 5;
+ g = (data & 0x3f) << 2;
+ data >>= 6;
+ MSB = (data & 0x1f) << 3;
+ data >>= 5;
+#endif
+ COPY_PIXEL(d, rgb_to_pixel32(r, g, b));
+ LSB = (data & 0x1f) << 3;
+ data >>= 5;
+ g = (data & 0x3f) << 2;
+ data >>= 6;
+ MSB = (data & 0x1f) << 3;
+ data >>= 5;
+ COPY_PIXEL(d, rgb_to_pixel32(r, g, b));
+#undef MSB
+#undef LSB
+ width -= 2;
+ src += 4;
+ }
+}
+
+static void glue(pl110_draw_line32_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
+{
+ uint32_t data;
+ 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
+#ifndef SWAP_WORDS
+ LSB = data & 0xff;
+ g = (data >> 8) & 0xff;
+ MSB = (data >> 16) & 0xff;
+#else
+ LSB = (data >> 24) & 0xff;
+ g = (data >> 16) & 0xff;
+ MSB = (data >> 8) & 0xff;
+#endif
+ COPY_PIXEL(d, rgb_to_pixel32(r, g, b));
+#undef MSB
+#undef LSB
+ width--;
+ src += 4;
+ }
+}
+
+static void glue(pl110_draw_line16_555_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
+{
+ /* RGB 555 plus an intensity bit (which we ignore) */
+ uint32_t data;
+ unsigned int r, g, b;
+ while (width > 0) {
+ data = *(uint32_t *)src;
+#ifdef SWAP_WORDS
+ data = bswap32(data);
+#endif
+#ifdef RGB
+#define LSB r
+#define MSB b
+#else
+#define LSB b
+#define MSB r
+#endif
+ LSB = (data & 0x1f) << 3;
+ data >>= 5;
+ g = (data & 0x1f) << 3;
+ data >>= 5;
+ MSB = (data & 0x1f) << 3;
+ data >>= 5;
+ COPY_PIXEL(d, rgb_to_pixel32(r, g, b));
+ LSB = (data & 0x1f) << 3;
+ data >>= 5;
+ g = (data & 0x1f) << 3;
+ data >>= 5;
+ MSB = (data & 0x1f) << 3;
+ data >>= 6;
+ COPY_PIXEL(d, rgb_to_pixel32(r, g, b));
+#undef MSB
+#undef LSB
+ width -= 2;
+ src += 4;
+ }
+}
+
+static void glue(pl110_draw_line12_,NAME)(void *opaque, uint8_t *d, const uint8_t *src, int width, int deststep)
+{
+ /* RGB 444 with 4 bits of zeroes at the top of each halfword */
+ uint32_t data;
+ unsigned int r, g, b;
+ while (width > 0) {
+ data = *(uint32_t *)src;
+#ifdef SWAP_WORDS
+ data = bswap32(data);
+#endif
+#ifdef RGB
+#define LSB r
+#define MSB b
+#else
+#define LSB b
+#define MSB r
+#endif
+ LSB = (data & 0xf) << 4;
+ data >>= 4;
+ g = (data & 0xf) << 4;
+ data >>= 4;
+ MSB = (data & 0xf) << 4;
+ data >>= 8;
+ COPY_PIXEL(d, rgb_to_pixel32(r, g, b));
+ LSB = (data & 0xf) << 4;
+ data >>= 4;
+ g = (data & 0xf) << 4;
+ data >>= 4;
+ MSB = (data & 0xf) << 4;
+ data >>= 8;
+ COPY_PIXEL(d, rgb_to_pixel32(r, g, b));
+#undef MSB
+#undef LSB
+ width -= 2;
+ src += 4;
+ }
+}
+
+#undef SWAP_PIXELS
+#undef NAME
+#undef SWAP_WORDS
+#undef ORDER
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