#include <common.h>
#include <command.h>
#include <stdarg.h>
+#include <search.h>
+#include <env_callback.h>
#include <linux/types.h>
#include <stdio_dev.h>
#if defined(CONFIG_POST)
#include <lcd.h>
#include <watchdog.h>
-#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
+#if defined(CONFIG_CPU_PXA25X) || defined(CONFIG_CPU_PXA27X) || \
+ defined(CONFIG_CPU_MONAHANS)
+#define CONFIG_CPU_PXA
#include <asm/byteorder.h>
#endif
# endif
#endif
+#ifndef CONFIG_LCD_ALIGNMENT
+#define CONFIG_LCD_ALIGNMENT PAGE_SIZE
+#endif
+
+/* By default we scroll by a single line */
+#ifndef CONFIG_CONSOLE_SCROLL_LINES
+#define CONFIG_CONSOLE_SCROLL_LINES 1
+#endif
+
DECLARE_GLOBAL_DATA_PTR;
ulong lcd_setmem (ulong addr);
-static void lcd_drawchars (ushort x, ushort y, uchar *str, int count);
-static inline void lcd_puts_xy (ushort x, ushort y, uchar *s);
-static inline void lcd_putc_xy (ushort x, ushort y, uchar c);
+static void lcd_drawchars(ushort x, ushort y, uchar *str, int count);
+static inline void lcd_puts_xy(ushort x, ushort y, uchar *s);
+static inline void lcd_putc_xy(ushort x, ushort y, uchar c);
-static int lcd_init (void *lcdbase);
+static int lcd_init(void *lcdbase);
static void *lcd_logo (void);
-static int lcd_getbgcolor (void);
-static void lcd_setfgcolor (int color);
-static void lcd_setbgcolor (int color);
+static int lcd_getbgcolor(void);
+static void lcd_setfgcolor(int color);
+static void lcd_setbgcolor(int color);
char lcd_is_enabled = 0;
+static char lcd_flush_dcache; /* 1 to flush dcache after each lcd update */
+
+
#ifdef NOT_USED_SO_FAR
-static void lcd_getcolreg (ushort regno,
+static void lcd_getcolreg(ushort regno,
ushort *red, ushort *green, ushort *blue);
-static int lcd_getfgcolor (void);
+static int lcd_getfgcolor(void);
#endif /* NOT_USED_SO_FAR */
/************************************************************************/
+/* Flush LCD activity to the caches */
+void lcd_sync(void)
+{
+ /*
+ * flush_dcache_range() is declared in common.h but it seems that some
+ * architectures do not actually implement it. Is there a way to find
+ * out whether it exists? For now, ARM is safe.
+ */
+#if defined(CONFIG_ARM) && !defined(CONFIG_SYS_DCACHE_OFF)
+ int line_length;
+
+ if (lcd_flush_dcache)
+ flush_dcache_range((u32)lcd_base,
+ (u32)(lcd_base + lcd_get_size(&line_length)));
+#endif
+}
+
+void lcd_set_flush_dcache(int flush)
+{
+ lcd_flush_dcache = (flush != 0);
+}
+
/*----------------------------------------------------------------------*/
-static void console_scrollup (void)
+static void console_scrollup(void)
{
- /* Copy up rows ignoring the first one */
- memcpy (CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND, CONSOLE_SCROLL_SIZE);
+ const int rows = CONFIG_CONSOLE_SCROLL_LINES;
+
+ /* Copy up rows ignoring those that will be overwritten */
+ memcpy(CONSOLE_ROW_FIRST,
+ lcd_console_address + CONSOLE_ROW_SIZE * rows,
+ CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows);
+
+ /* Clear the last rows */
+ memset(lcd_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows,
+ COLOR_MASK(lcd_color_bg),
+ CONSOLE_ROW_SIZE * rows);
- /* Clear the last one */
- memset (CONSOLE_ROW_LAST, COLOR_MASK(lcd_color_bg), CONSOLE_ROW_SIZE);
+ lcd_sync();
+ console_row -= rows;
}
/*----------------------------------------------------------------------*/
-static inline void console_back (void)
+static inline void console_back(void)
{
if (--console_col < 0) {
console_col = CONSOLE_COLS-1 ;
}
}
- lcd_putc_xy (console_col * VIDEO_FONT_WIDTH,
- console_row * VIDEO_FONT_HEIGHT,
- ' ');
+ lcd_putc_xy(console_col * VIDEO_FONT_WIDTH,
+ console_row * VIDEO_FONT_HEIGHT, ' ');
}
/*----------------------------------------------------------------------*/
-static inline void console_newline (void)
+static inline void console_newline(void)
{
++console_row;
console_col = 0;
/* Check if we need to scroll the terminal */
if (console_row >= CONSOLE_ROWS) {
/* Scroll everything up */
- console_scrollup () ;
- --console_row;
+ console_scrollup();
+ } else {
+ lcd_sync();
}
}
/*----------------------------------------------------------------------*/
-void lcd_putc (const char c)
+void lcd_putc(const char c)
{
if (!lcd_is_enabled) {
serial_putc(c);
+
return;
}
switch (c) {
- case '\r': console_col = 0;
- return;
+ case '\r':
+ console_col = 0;
- case '\n': console_newline();
- return;
+ return;
+ case '\n':
+ console_newline();
+ return;
case '\t': /* Tab (8 chars alignment) */
- console_col += 8;
- console_col &= ~7;
+ console_col += 8;
+ console_col &= ~7;
- if (console_col >= CONSOLE_COLS) {
- console_newline();
- }
- return;
+ if (console_col >= CONSOLE_COLS)
+ console_newline();
- case '\b': console_back();
- return;
+ return;
+ case '\b':
+ console_back();
- default: lcd_putc_xy (console_col * VIDEO_FONT_WIDTH,
- console_row * VIDEO_FONT_HEIGHT,
- c);
- if (++console_col >= CONSOLE_COLS) {
- console_newline();
- }
- return;
+ return;
+ default:
+ lcd_putc_xy(console_col * VIDEO_FONT_WIDTH,
+ console_row * VIDEO_FONT_HEIGHT, c);
+ if (++console_col >= CONSOLE_COLS)
+ console_newline();
}
- /* NOTREACHED */
}
/*----------------------------------------------------------------------*/
-void lcd_puts (const char *s)
+void lcd_puts(const char *s)
{
if (!lcd_is_enabled) {
- serial_puts (s);
+ serial_puts(s);
+
return;
}
while (*s) {
- lcd_putc (*s++);
+ lcd_putc(*s++);
}
+ lcd_sync();
}
/*----------------------------------------------------------------------*/
/* ** Low-Level Graphics Routines */
/************************************************************************/
-static void lcd_drawchars (ushort x, ushort y, uchar *str, int count)
+static void lcd_drawchars(ushort x, ushort y, uchar *str, int count)
{
uchar *dest;
ushort row;
+#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
+ y += BMP_LOGO_HEIGHT;
+#endif
+
#if LCD_BPP == LCD_MONOCHROME
ushort off = x * (1 << LCD_BPP) % 8;
#endif
dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) / 8);
- for (row=0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) {
+ for (row = 0; row < VIDEO_FONT_HEIGHT; ++row, dest += lcd_line_length) {
uchar *s = str;
int i;
#if LCD_BPP == LCD_COLOR16
uchar rest = *d & -(1 << (8-off));
uchar sym;
#endif
- for (i=0; i<count; ++i) {
+ for (i = 0; i < count; ++i) {
uchar c, bits;
c = *s++;
#if LCD_BPP == LCD_MONOCHROME
sym = (COLOR_MASK(lcd_color_fg) & bits) |
- (COLOR_MASK(lcd_color_bg) & ~bits);
+ (COLOR_MASK(lcd_color_bg) & ~bits);
*d++ = rest | (sym >> off);
rest = sym << (8-off);
#elif LCD_BPP == LCD_COLOR8
- for (c=0; c<8; ++c) {
+ for (c = 0; c < 8; ++c) {
*d++ = (bits & 0x80) ?
lcd_color_fg : lcd_color_bg;
bits <<= 1;
}
#elif LCD_BPP == LCD_COLOR16
- for (c=0; c<8; ++c) {
+ for (c = 0; c < 8; ++c) {
*d++ = (bits & 0x80) ?
lcd_color_fg : lcd_color_bg;
bits <<= 1;
/*----------------------------------------------------------------------*/
-static inline void lcd_puts_xy (ushort x, ushort y, uchar *s)
+static inline void lcd_puts_xy(ushort x, ushort y, uchar *s)
{
-#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
- lcd_drawchars (x, y+BMP_LOGO_HEIGHT, s, strlen ((char *)s));
-#else
- lcd_drawchars (x, y, s, strlen ((char *)s));
-#endif
+ lcd_drawchars(x, y, s, strlen((char *)s));
}
/*----------------------------------------------------------------------*/
-static inline void lcd_putc_xy (ushort x, ushort y, uchar c)
+static inline void lcd_putc_xy(ushort x, ushort y, uchar c)
{
-#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
- lcd_drawchars (x, y+BMP_LOGO_HEIGHT, &c, 1);
-#else
- lcd_drawchars (x, y, &c, 1);
-#endif
+ lcd_drawchars(x, y, &c, 1);
}
/************************************************************************/
CONSOLE_COLOR_BLUE, CONSOLE_COLOR_MAGENTA, CONSOLE_COLOR_CYAN,
};
-static void test_pattern (void)
+static void test_pattern(void)
{
ushort v_max = panel_info.vl_row;
ushort h_max = panel_info.vl_col;
ushort v, h;
uchar *pix = (uchar *)lcd_base;
- printf ("[LCD] Test Pattern: %d x %d [%d x %d]\n",
+ printf("[LCD] Test Pattern: %d x %d [%d x %d]\n",
h_max, v_max, h_step, v_step);
/* WARNING: Code silently assumes 8bit/pixel */
- for (v=0; v<v_max; ++v) {
+ for (v = 0; v < v_max; ++v) {
uchar iy = v / v_step;
- for (h=0; h<h_max; ++h) {
+ for (h = 0; h < h_max; ++h) {
uchar ix = N_BLK_HOR * iy + (h/h_step);
*pix++ = test_colors[ix];
}
/* ** GENERIC Initialization Routines */
/************************************************************************/
+int lcd_get_size(int *line_length)
+{
+ *line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8;
+ return *line_length * panel_info.vl_row;
+}
+
int drv_lcd_init (void)
{
struct stdio_dev lcddev;
lcd_base = (void *)(gd->fb_base);
- lcd_line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
+ lcd_get_size(&lcd_line_length);
- lcd_init (lcd_base); /* LCD initialization */
+ lcd_init(lcd_base); /* LCD initialization */
/* Device initialization */
- memset (&lcddev, 0, sizeof (lcddev));
+ memset(&lcddev, 0, sizeof(lcddev));
- strcpy (lcddev.name, "lcd");
+ strcpy(lcddev.name, "lcd");
lcddev.ext = 0; /* No extensions */
lcddev.flags = DEV_FLAGS_OUTPUT; /* Output only */
lcddev.putc = lcd_putc; /* 'putc' function */
}
/*----------------------------------------------------------------------*/
-static
-int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
-{
- lcd_clear();
- return 0;
-}
-
void lcd_clear(void)
{
#if LCD_BPP == LCD_MONOCHROME
#elif LCD_BPP == LCD_COLOR8
/* Setting the palette */
- lcd_setcolreg (CONSOLE_COLOR_BLACK, 0, 0, 0);
- lcd_setcolreg (CONSOLE_COLOR_RED, 0xFF, 0, 0);
- lcd_setcolreg (CONSOLE_COLOR_GREEN, 0, 0xFF, 0);
- lcd_setcolreg (CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0);
- lcd_setcolreg (CONSOLE_COLOR_BLUE, 0, 0, 0xFF);
- lcd_setcolreg (CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF);
- lcd_setcolreg (CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF);
- lcd_setcolreg (CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA);
- lcd_setcolreg (CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF);
+ lcd_setcolreg(CONSOLE_COLOR_BLACK, 0, 0, 0);
+ lcd_setcolreg(CONSOLE_COLOR_RED, 0xFF, 0, 0);
+ lcd_setcolreg(CONSOLE_COLOR_GREEN, 0, 0xFF, 0);
+ lcd_setcolreg(CONSOLE_COLOR_YELLOW, 0xFF, 0xFF, 0);
+ lcd_setcolreg(CONSOLE_COLOR_BLUE, 0, 0, 0xFF);
+ lcd_setcolreg(CONSOLE_COLOR_MAGENTA, 0xFF, 0, 0xFF);
+ lcd_setcolreg(CONSOLE_COLOR_CYAN, 0, 0xFF, 0xFF);
+ lcd_setcolreg(CONSOLE_COLOR_GREY, 0xAA, 0xAA, 0xAA);
+ lcd_setcolreg(CONSOLE_COLOR_WHITE, 0xFF, 0xFF, 0xFF);
#endif
#ifndef CONFIG_SYS_WHITE_ON_BLACK
- lcd_setfgcolor (CONSOLE_COLOR_BLACK);
- lcd_setbgcolor (CONSOLE_COLOR_WHITE);
+ lcd_setfgcolor(CONSOLE_COLOR_BLACK);
+ lcd_setbgcolor(CONSOLE_COLOR_WHITE);
#else
- lcd_setfgcolor (CONSOLE_COLOR_WHITE);
- lcd_setbgcolor (CONSOLE_COLOR_BLACK);
+ lcd_setfgcolor(CONSOLE_COLOR_WHITE);
+ lcd_setbgcolor(CONSOLE_COLOR_BLACK);
#endif /* CONFIG_SYS_WHITE_ON_BLACK */
#ifdef LCD_TEST_PATTERN
test_pattern();
#else
/* set framebuffer to background color */
- memset ((char *)lcd_base,
+ memset((char *)lcd_base,
COLOR_MASK(lcd_getbgcolor()),
lcd_line_length*panel_info.vl_row);
#endif
/* Paint the logo and retrieve LCD base address */
- debug ("[LCD] Drawing the logo...\n");
+ debug("[LCD] Drawing the logo...\n");
lcd_console_address = lcd_logo ();
console_col = 0;
console_row = 0;
+ lcd_sync();
+}
+
+static int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc,
+ char *const argv[])
+{
+ lcd_clear();
+ return 0;
}
U_BOOT_CMD(
/*----------------------------------------------------------------------*/
-static int lcd_init (void *lcdbase)
+static int lcd_init(void *lcdbase)
{
/* Initialize the lcd controller */
- debug ("[LCD] Initializing LCD frambuffer at %p\n", lcdbase);
+ debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase);
- lcd_ctrl_init (lcdbase);
+ lcd_ctrl_init(lcdbase);
lcd_is_enabled = 1;
lcd_clear();
lcd_enable ();
*
* Note that this is running from ROM, so no write access to global data.
*/
-ulong lcd_setmem (ulong addr)
+ulong lcd_setmem(ulong addr)
{
ulong size;
- int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
+ int line_length;
- debug ("LCD panel info: %d x %d, %d bit/pix\n",
- panel_info.vl_col, panel_info.vl_row, NBITS (panel_info.vl_bpix) );
+ debug("LCD panel info: %d x %d, %d bit/pix\n", panel_info.vl_col,
+ panel_info.vl_row, NBITS(panel_info.vl_bpix));
- size = line_length * panel_info.vl_row;
+ size = lcd_get_size(&line_length);
- /* Round up to nearest full page */
- size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
+ /* Round up to nearest full page, or MMU section if defined */
+ size = ALIGN(size, CONFIG_LCD_ALIGNMENT);
+ addr = ALIGN(addr - CONFIG_LCD_ALIGNMENT + 1, CONFIG_LCD_ALIGNMENT);
/* Allocate pages for the frame buffer. */
addr -= size;
- debug ("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr);
+ debug("Reserving %ldk for LCD Framebuffer at: %08lx\n", size>>10, addr);
- return (addr);
+ return addr;
}
/*----------------------------------------------------------------------*/
-static void lcd_setfgcolor (int color)
+static void lcd_setfgcolor(int color)
{
lcd_color_fg = color;
}
/*----------------------------------------------------------------------*/
-static void lcd_setbgcolor (int color)
+static void lcd_setbgcolor(int color)
{
lcd_color_bg = color;
}
/*----------------------------------------------------------------------*/
#ifdef NOT_USED_SO_FAR
-static int lcd_getfgcolor (void)
+static int lcd_getfgcolor(void)
{
return lcd_color_fg;
}
/*----------------------------------------------------------------------*/
-static int lcd_getbgcolor (void)
+static int lcd_getbgcolor(void)
{
return lcd_color_bg;
}
/************************************************************************/
/* ** Chipset depending Bitmap / Logo stuff... */
/************************************************************************/
+static inline ushort *configuration_get_cmap(void)
+{
+#if defined CONFIG_CPU_PXA
+ struct pxafb_info *fbi = &panel_info.pxa;
+ return (ushort *)fbi->palette;
+#elif defined(CONFIG_MPC823)
+ immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ cpm8xx_t *cp = &(immr->im_cpm);
+ return (ushort *)&(cp->lcd_cmap[255 * sizeof(ushort)]);
+#elif defined(CONFIG_ATMEL_LCD)
+ return (ushort *)(panel_info.mmio + ATMEL_LCDC_LUT(0));
+#elif !defined(CONFIG_ATMEL_HLCD) && !defined(CONFIG_EXYNOS_FB)
+ return panel_info.cmap;
+#else
+#if defined(CONFIG_LCD_LOGO)
+ return bmp_logo_palette;
+#else
+ return NULL;
+#endif
+#endif
+}
+
#ifdef CONFIG_LCD_LOGO
-void bitmap_plot (int x, int y)
+void bitmap_plot(int x, int y)
{
#ifdef CONFIG_ATMEL_LCD
- uint *cmap;
+ uint *cmap = (uint *)bmp_logo_palette;
#else
- ushort *cmap;
+ ushort *cmap = (ushort *)bmp_logo_palette;
#endif
ushort i, j;
uchar *bmap;
uchar *fb;
ushort *fb16;
-#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
- struct pxafb_info *fbi = &panel_info.pxa;
-#elif defined(CONFIG_MPC823)
- volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
- volatile cpm8xx_t *cp = &(immr->im_cpm);
+#if defined(CONFIG_MPC823)
+ immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ cpm8xx_t *cp = &(immr->im_cpm);
#endif
- debug ("Logo: width %d height %d colors %d cmap %d\n",
+ debug("Logo: width %d height %d colors %d cmap %d\n",
BMP_LOGO_WIDTH, BMP_LOGO_HEIGHT, BMP_LOGO_COLORS,
- (int)(sizeof(bmp_logo_palette)/(sizeof(ushort))));
+ ARRAY_SIZE(bmp_logo_palette));
bmap = &bmp_logo_bitmap[0];
fb = (uchar *)(lcd_base + y * lcd_line_length + x);
if (NBITS(panel_info.vl_bpix) < 12) {
- /* Leave room for default color map */
-#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
- cmap = (ushort *)fbi->palette;
-#elif defined(CONFIG_MPC823)
- cmap = (ushort *)&(cp->lcd_cmap[BMP_LOGO_OFFSET*sizeof(ushort)]);
-#elif defined(CONFIG_ATMEL_LCD)
- cmap = (uint *) (panel_info.mmio + ATMEL_LCDC_LUT(0));
-#else
- /*
+ /* Leave room for default color map
* default case: generic system with no cmap (most likely 16bpp)
- * We set cmap to the source palette, so no change is done.
- * This avoids even more ifdef in the next stanza
+ * cmap was set to the source palette, so no change is done.
+ * This avoids even more ifdefs in the next stanza
*/
- cmap = bmp_logo_palette;
+#if defined(CONFIG_MPC823)
+ cmap = (ushort *) &(cp->lcd_cmap[BMP_LOGO_OFFSET * sizeof(ushort)]);
+#elif defined(CONFIG_ATMEL_LCD)
+ cmap = (uint *)configuration_get_cmap();
+#else
+ cmap = configuration_get_cmap();
#endif
WATCHDOG_RESET();
/* Set color map */
- for (i=0; i<(sizeof(bmp_logo_palette)/(sizeof(ushort))); ++i) {
+ for (i = 0; i < ARRAY_SIZE(bmp_logo_palette); ++i) {
ushort colreg = bmp_logo_palette[i];
#ifdef CONFIG_ATMEL_LCD
uint lut_entry;
#ifdef CONFIG_ATMEL_LCD_BGR555
lut_entry = ((colreg & 0x000F) << 11) |
- ((colreg & 0x00F0) << 2) |
- ((colreg & 0x0F00) >> 7);
+ ((colreg & 0x00F0) << 2) |
+ ((colreg & 0x0F00) >> 7);
#else /* CONFIG_ATMEL_LCD_RGB565 */
lut_entry = ((colreg & 0x000F) << 1) |
- ((colreg & 0x00F0) << 3) |
- ((colreg & 0x0F00) << 4);
+ ((colreg & 0x00F0) << 3) |
+ ((colreg & 0x0F00) << 4);
#endif
*(cmap + BMP_LOGO_OFFSET) = lut_entry;
cmap++;
WATCHDOG_RESET();
- for (i=0; i<BMP_LOGO_HEIGHT; ++i) {
- memcpy (fb, bmap, BMP_LOGO_WIDTH);
+ for (i = 0; i < BMP_LOGO_HEIGHT; ++i) {
+ memcpy(fb, bmap, BMP_LOGO_WIDTH);
bmap += BMP_LOGO_WIDTH;
fb += panel_info.vl_col;
}
else { /* true color mode */
u16 col16;
fb16 = (ushort *)(lcd_base + y * lcd_line_length + x);
- for (i=0; i<BMP_LOGO_HEIGHT; ++i) {
- for (j=0; j<BMP_LOGO_WIDTH; j++) {
+ for (i = 0; i < BMP_LOGO_HEIGHT; ++i) {
+ for (j = 0; j < BMP_LOGO_WIDTH; j++) {
col16 = bmp_logo_palette[(bmap[j]-16)];
fb16[j] =
((col16 & 0x000F) << 1) |
}
WATCHDOG_RESET();
+ lcd_sync();
}
+#else
+static inline void bitmap_plot(int x, int y) {}
#endif /* CONFIG_LCD_LOGO */
/*----------------------------------------------------------------------*/
#ifdef CONFIG_SPLASH_SCREEN_ALIGN
#define BMP_ALIGN_CENTER 0x7FFF
+
+static void splash_align_axis(int *axis, unsigned long panel_size,
+ unsigned long picture_size)
+{
+ unsigned long panel_picture_delta = panel_size - picture_size;
+ unsigned long axis_alignment;
+
+ if (*axis == BMP_ALIGN_CENTER)
+ axis_alignment = panel_picture_delta / 2;
+ else if (*axis < 0)
+ axis_alignment = panel_picture_delta + *axis + 1;
+ else
+ return;
+
+ *axis = max(0, axis_alignment);
+}
#endif
+
+#ifdef CONFIG_LCD_BMP_RLE8
+
+#define BMP_RLE8_ESCAPE 0
+#define BMP_RLE8_EOL 0
+#define BMP_RLE8_EOBMP 1
+#define BMP_RLE8_DELTA 2
+
+static void draw_unencoded_bitmap(ushort **fbp, uchar *bmap, ushort *cmap,
+ int cnt)
+{
+ while (cnt > 0) {
+ *(*fbp)++ = cmap[*bmap++];
+ cnt--;
+ }
+}
+
+static void draw_encoded_bitmap(ushort **fbp, ushort c, int cnt)
+{
+ ushort *fb = *fbp;
+ int cnt_8copy = cnt >> 3;
+
+ cnt -= cnt_8copy << 3;
+ while (cnt_8copy > 0) {
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ *fb++ = c;
+ cnt_8copy--;
+ }
+ while (cnt > 0) {
+ *fb++ = c;
+ cnt--;
+ }
+ (*fbp) = fb;
+}
+
+/*
+ * Do not call this function directly, must be called from
+ * lcd_display_bitmap.
+ */
+static void lcd_display_rle8_bitmap(bmp_image_t *bmp, ushort *cmap, uchar *fb,
+ int x_off, int y_off)
+{
+ uchar *bmap;
+ ulong width, height;
+ ulong cnt, runlen;
+ int x, y;
+ int decode = 1;
+
+ width = le32_to_cpu(bmp->header.width);
+ height = le32_to_cpu(bmp->header.height);
+ bmap = (uchar *)bmp + le32_to_cpu(bmp->header.data_offset);
+
+ x = 0;
+ y = height - 1;
+
+ while (decode) {
+ if (bmap[0] == BMP_RLE8_ESCAPE) {
+ switch (bmap[1]) {
+ case BMP_RLE8_EOL:
+ /* end of line */
+ bmap += 2;
+ x = 0;
+ y--;
+ /* 16bpix, 2-byte per pixel, width should *2 */
+ fb -= (width * 2 + lcd_line_length);
+ break;
+ case BMP_RLE8_EOBMP:
+ /* end of bitmap */
+ decode = 0;
+ break;
+ case BMP_RLE8_DELTA:
+ /* delta run */
+ x += bmap[2];
+ y -= bmap[3];
+ /* 16bpix, 2-byte per pixel, x should *2 */
+ fb = (uchar *) (lcd_base + (y + y_off - 1)
+ * lcd_line_length + (x + x_off) * 2);
+ bmap += 4;
+ break;
+ default:
+ /* unencoded run */
+ runlen = bmap[1];
+ bmap += 2;
+ if (y < height) {
+ if (x < width) {
+ if (x + runlen > width)
+ cnt = width - x;
+ else
+ cnt = runlen;
+ draw_unencoded_bitmap(
+ (ushort **)&fb,
+ bmap, cmap, cnt);
+ }
+ x += runlen;
+ }
+ bmap += runlen;
+ if (runlen & 1)
+ bmap++;
+ }
+ } else {
+ /* encoded run */
+ if (y < height) {
+ runlen = bmap[0];
+ if (x < width) {
+ /* aggregate the same code */
+ while (bmap[0] == 0xff &&
+ bmap[2] != BMP_RLE8_ESCAPE &&
+ bmap[1] == bmap[3]) {
+ runlen += bmap[2];
+ bmap += 2;
+ }
+ if (x + runlen > width)
+ cnt = width - x;
+ else
+ cnt = runlen;
+ draw_encoded_bitmap((ushort **)&fb,
+ cmap[bmap[1]], cnt);
+ }
+ x += runlen;
+ }
+ bmap += 2;
+ }
+ }
+}
+#endif
+
+#if defined(CONFIG_MPC823) || defined(CONFIG_MCC200)
+#define FB_PUT_BYTE(fb, from) *(fb)++ = (255 - *(from)++)
+#else
+#define FB_PUT_BYTE(fb, from) *(fb)++ = *(from)++
+#endif
+
+#if defined(CONFIG_BMP_16BPP)
+#if defined(CONFIG_ATMEL_LCD_BGR555)
+static inline void fb_put_word(uchar **fb, uchar **from)
+{
+ *(*fb)++ = (((*from)[0] & 0x1f) << 2) | ((*from)[1] & 0x03);
+ *(*fb)++ = ((*from)[0] & 0xe0) | (((*from)[1] & 0x7c) >> 2);
+ *from += 2;
+}
+#else
+static inline void fb_put_word(uchar **fb, uchar **from)
+{
+ *(*fb)++ = *(*from)++;
+ *(*fb)++ = *(*from)++;
+}
+#endif
+#endif /* CONFIG_BMP_16BPP */
+
int lcd_display_bitmap(ulong bmp_image, int x, int y)
{
#if !defined(CONFIG_MCC200)
uchar *fb;
bmp_image_t *bmp=(bmp_image_t *)bmp_image;
uchar *bmap;
- ushort padded_line;
+ ushort padded_width;
unsigned long width, height, byte_width;
unsigned long pwidth = panel_info.vl_col;
unsigned colors, bpix, bmp_bpix;
-#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
- struct pxafb_info *fbi = &panel_info.pxa;
-#elif defined(CONFIG_MPC823)
- volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
- volatile cpm8xx_t *cp = &(immr->im_cpm);
-#endif
- if (!((bmp->header.signature[0]=='B') &&
- (bmp->header.signature[1]=='M'))) {
- printf ("Error: no valid bmp image at %lx\n", bmp_image);
+ if (!bmp || !((bmp->header.signature[0] == 'B') &&
+ (bmp->header.signature[1] == 'M'))) {
+ printf("Error: no valid bmp image at %lx\n", bmp_image);
+
return 1;
}
- width = le32_to_cpu (bmp->header.width);
- height = le32_to_cpu (bmp->header.height);
+ width = le32_to_cpu(bmp->header.width);
+ height = le32_to_cpu(bmp->header.height);
bmp_bpix = le16_to_cpu(bmp->header.bit_count);
colors = 1 << bmp_bpix;
bpix = NBITS(panel_info.vl_bpix);
- if ((bpix != 1) && (bpix != 8) && (bpix != 16)) {
+ if ((bpix != 1) && (bpix != 8) && (bpix != 16) && (bpix != 32)) {
printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n",
bpix, bmp_bpix);
+
return 1;
}
/* We support displaying 8bpp BMPs on 16bpp LCDs */
- if (bpix != bmp_bpix && (bmp_bpix != 8 || bpix != 16)) {
+ if (bpix != bmp_bpix && !(bmp_bpix == 8 && bpix == 16)) {
printf ("Error: %d bit/pixel mode, but BMP has %d bit/pixel\n",
bpix,
le16_to_cpu(bmp->header.bit_count));
+
return 1;
}
- debug ("Display-bmp: %d x %d with %d colors\n",
+ debug("Display-bmp: %d x %d with %d colors\n",
(int)width, (int)height, (int)colors);
#if !defined(CONFIG_MCC200)
/* MCC200 LCD doesn't need CMAP, supports 1bpp b&w only */
if (bmp_bpix == 8) {
-#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS
- cmap = (ushort *)fbi->palette;
-#elif defined(CONFIG_MPC823)
- cmap = (ushort *)&(cp->lcd_cmap[255*sizeof(ushort)]);
-#elif !defined(CONFIG_ATMEL_LCD)
- cmap = panel_info.cmap;
-#endif
-
+ cmap = configuration_get_cmap();
cmap_base = cmap;
/* Set color map */
- for (i=0; i<colors; ++i) {
+ for (i = 0; i < colors; ++i) {
bmp_color_table_entry_t cte = bmp->color_table[i];
#if !defined(CONFIG_ATMEL_LCD)
ushort colreg =
* specific.
*/
#if defined(CONFIG_MCC200)
- if (bpix==1)
- {
+ if (bpix == 1) {
width = ((width + 7) & ~7) >> 3;
x = ((x + 7) & ~7) >> 3;
pwidth= ((pwidth + 7) & ~7) >> 3;
}
#endif
- padded_line = (width&0x3) ? ((width&~0x3)+4) : (width);
+ padded_width = (width&0x3) ? ((width&~0x3)+4) : (width);
#ifdef CONFIG_SPLASH_SCREEN_ALIGN
- if (x == BMP_ALIGN_CENTER)
- x = max(0, (pwidth - width) / 2);
- else if (x < 0)
- x = max(0, pwidth - width + x + 1);
-
- if (y == BMP_ALIGN_CENTER)
- y = max(0, (panel_info.vl_row - height) / 2);
- else if (y < 0)
- y = max(0, panel_info.vl_row - height + y + 1);
+ splash_align_axis(&x, pwidth, width);
+ splash_align_axis(&y, panel_info.vl_row, height);
#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
- if ((x + width)>pwidth)
+ if ((x + width) > pwidth)
width = pwidth - x;
- if ((y + height)>panel_info.vl_row)
+ if ((y + height) > panel_info.vl_row)
height = panel_info.vl_row - y;
- bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset);
+ bmap = (uchar *)bmp + le32_to_cpu(bmp->header.data_offset);
fb = (uchar *) (lcd_base +
(y + height - 1) * lcd_line_length + x * bpix / 8);
switch (bmp_bpix) {
case 1: /* pass through */
case 8:
+#ifdef CONFIG_LCD_BMP_RLE8
+ if (le32_to_cpu(bmp->header.compression) == BMP_BI_RLE8) {
+ if (bpix != 16) {
+ /* TODO implement render code for bpix != 16 */
+ printf("Error: only support 16 bpix");
+ return 1;
+ }
+ lcd_display_rle8_bitmap(bmp, cmap_base, fb, x, y);
+ break;
+ }
+#endif
+
if (bpix != 16)
byte_width = width;
else
WATCHDOG_RESET();
for (j = 0; j < width; j++) {
if (bpix != 16) {
-#if defined CONFIG_PXA250 || defined CONFIG_PXA27X || defined CONFIG_CPU_MONAHANS || defined(CONFIG_ATMEL_LCD)
- *(fb++) = *(bmap++);
-#elif defined(CONFIG_MPC823) || defined(CONFIG_MCC200)
- *(fb++) = 255 - *(bmap++);
-#endif
+ FB_PUT_BYTE(fb, bmap);
} else {
*(uint16_t *)fb = cmap_base[*(bmap++)];
fb += sizeof(uint16_t) / sizeof(*fb);
}
}
- bmap += (width - padded_line);
+ bmap += (padded_width - width);
fb -= (byte_width + lcd_line_length);
}
break;
case 16:
for (i = 0; i < height; ++i) {
WATCHDOG_RESET();
+ for (j = 0; j < width; j++)
+ fb_put_word(&fb, &bmap);
+
+ bmap += (padded_width - width) * 2;
+ fb -= (width * 2 + lcd_line_length);
+ }
+ break;
+#endif /* CONFIG_BMP_16BPP */
+
+#if defined(CONFIG_BMP_32BPP)
+ case 32:
+ for (i = 0; i < height; ++i) {
for (j = 0; j < width; j++) {
-#if defined(CONFIG_ATMEL_LCD_BGR555)
- *(fb++) = ((bmap[0] & 0x1f) << 2) |
- (bmap[1] & 0x03);
- *(fb++) = (bmap[0] & 0xe0) |
- ((bmap[1] & 0x7c) >> 2);
- bmap += 2;
-#else
*(fb++) = *(bmap++);
*(fb++) = *(bmap++);
-#endif
+ *(fb++) = *(bmap++);
+ *(fb++) = *(bmap++);
}
- bmap += (padded_line - width) * 2;
- fb -= (width * 2 + lcd_line_length);
+ fb -= (lcd_line_length + width * (bpix / 8));
}
break;
-#endif /* CONFIG_BMP_16BPP */
-
+#endif /* CONFIG_BMP_32BPP */
default:
break;
};
- return (0);
+ lcd_sync();
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_SPLASH_SCREEN_PREPARE
+static inline int splash_screen_prepare(void)
+{
+ return board_splash_screen_prepare();
+}
+#else
+static inline int splash_screen_prepare(void)
+{
+ return 0;
}
#endif
-static void *lcd_logo (void)
+static void *lcd_logo(void)
{
#ifdef CONFIG_SPLASH_SCREEN
char *s;
int x = 0, y = 0;
do_splash = 0;
+ if (splash_screen_prepare())
+ return (void *)gd->fb_base;
+
addr = simple_strtoul (s, NULL, 16);
#ifdef CONFIG_SPLASH_SCREEN_ALIGN
- if ((s = getenv ("splashpos")) != NULL) {
+ s = getenv("splashpos");
+ if (s != NULL) {
if (s[0] == 'm')
x = BMP_ALIGN_CENTER;
else
- x = simple_strtol (s, NULL, 0);
+ x = simple_strtol(s, NULL, 0);
- if ((s = strchr (s + 1, ',')) != NULL) {
+ s = strchr(s + 1, ',');
+ if (s != NULL) {
if (s[1] == 'm')
y = BMP_ALIGN_CENTER;
else
}
#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
-#ifdef CONFIG_VIDEO_BMP_GZIP
- bmp_image_t *bmp = (bmp_image_t *)addr;
- unsigned long len;
-
- if (!((bmp->header.signature[0]=='B') &&
- (bmp->header.signature[1]=='M'))) {
- addr = (ulong)gunzip_bmp(addr, &len);
- }
-#endif
-
- if (lcd_display_bitmap (addr, x, y) == 0) {
- return ((void *)lcd_base);
- }
+ if (bmp_display(addr, x, y) == 0)
+ return (void *)lcd_base;
}
#endif /* CONFIG_SPLASH_SCREEN */
-#ifdef CONFIG_LCD_LOGO
- bitmap_plot (0, 0);
-#endif /* CONFIG_LCD_LOGO */
+ bitmap_plot(0, 0);
#ifdef CONFIG_LCD_INFO
console_col = LCD_INFO_X / VIDEO_FONT_WIDTH;
#endif /* CONFIG_LCD_INFO */
#if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
- return ((void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length));
+ return (void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length);
#else
- return ((void *)lcd_base);
+ return (void *)lcd_base;
#endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */
}
+#ifdef CONFIG_SPLASHIMAGE_GUARD
+static int on_splashimage(const char *name, const char *value, enum env_op op,
+ int flags)
+{
+ ulong addr;
+ int aligned;
+
+ if (op == env_op_delete)
+ return 0;
+
+ addr = simple_strtoul(value, NULL, 16);
+ /* See README.displaying-bmps */
+ aligned = (addr % 4 == 2);
+ if (!aligned) {
+ printf("Invalid splashimage value. Value must be 16 bit aligned, but not 32 bit aligned\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+U_BOOT_ENV_CALLBACK(splashimage, on_splashimage);
+#endif
+
+void lcd_position_cursor(unsigned col, unsigned row)
+{
+ console_col = min(col, CONSOLE_COLS - 1);
+ console_row = min(row, CONSOLE_ROWS - 1);
+}
+
+int lcd_get_pixel_width(void)
+{
+ return panel_info.vl_col;
+}
+
+int lcd_get_pixel_height(void)
+{
+ return panel_info.vl_row;
+}
+
+int lcd_get_screen_rows(void)
+{
+ return CONSOLE_ROWS;
+}
+
+int lcd_get_screen_columns(void)
+{
+ return CONSOLE_COLS;
+}
+
/************************************************************************/
/************************************************************************/
projects / J-u-boot.git / blobdiff