From 47b43a1f414c5b3eb9eb7502d0b0be0d134259ba Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Mon, 18 Mar 2013 17:36:02 +0100 Subject: hw: move private headers to hw/ subdirectories. Many headers are used only in a single directory. These can be kept in hw/. Signed-off-by: Paolo Bonzini --- hw/display/pxa2xx_template.h | 435 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 435 insertions(+) create mode 100644 hw/display/pxa2xx_template.h (limited to 'hw/display/pxa2xx_template.h') diff --git a/hw/display/pxa2xx_template.h b/hw/display/pxa2xx_template.h new file mode 100644 index 0000000..1cbe36c --- /dev/null +++ b/hw/display/pxa2xx_template.h @@ -0,0 +1,435 @@ +/* + * Intel XScale PXA255/270 LCDC emulation. + * + * Copyright (c) 2006 Openedhand Ltd. + * Written by Andrzej Zaborowski + * + * 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 HOST_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)(void *opaque, + uint8_t *dest, 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(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)(void *opaque, + uint8_t *dest, 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(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)(void *opaque, + uint8_t *dest, 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(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)(void *opaque, + 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)(void *opaque, + 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; + data >>= 5; + 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)(void *opaque, + 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)(void *opaque, + 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)(void *opaque, + 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)(void *opaque, + 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)(void *opaque, + 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)(void *opaque, + 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)(void *opaque, + 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] = NULL, + [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] = NULL, + [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 -- cgit v1.1