Merge branch 'master' of git://git.denx.de/u-boot-net

[oweals/u-boot.git] / drivers / video / cfb_console.c

diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c
index a653bb4168551b78272f8f4f6ee087d63c7fec4b..f4231b8e62a5e337c1f8232ede7a59e706fabe17 100644 (file)
--- a/drivers/video/cfb_console.c
+++ b/drivers/video/cfb_console.c
@@ -87,6 +87,7 @@
  */
 
 #include <common.h>
+#include <fdtdec.h>
 #include <version.h>
 #include <malloc.h>
 #include <linux/compiler.h>
@@ -117,24 +118,11 @@
  * Defines for the SED13806 driver
  */
 #ifdef CONFIG_VIDEO_SED13806
-
-#ifndef CONFIG_TOTAL5200
 #define VIDEO_FB_LITTLE_ENDIAN
-#endif
 #define VIDEO_HW_RECTFILL
 #define VIDEO_HW_BITBLT
 #endif
 
-/*
- * Defines for the SED13806 driver
- */
-#ifdef CONFIG_VIDEO_SM501
-
-#ifdef CONFIG_HH405
-#define VIDEO_FB_LITTLE_ENDIAN
-#endif
-#endif
-
 #ifdef CONFIG_VIDEO_MXS
 #define VIDEO_FB_16BPP_WORD_SWAP
 #endif
@@ -312,7 +300,11 @@ void console_cursor(int state);
 #define CONSOLE_ROW_SECOND     (video_console_address + CONSOLE_ROW_SIZE)
 #define CONSOLE_ROW_LAST       (video_console_address + CONSOLE_SIZE - CONSOLE_ROW_SIZE)
 #define CONSOLE_SIZE           (CONSOLE_ROW_SIZE * CONSOLE_ROWS)
-#define CONSOLE_SCROLL_SIZE    (CONSOLE_SIZE - CONSOLE_ROW_SIZE)
+
+/* By default we scroll by a single line */
+#ifndef CONFIG_CONSOLE_SCROLL_LINES
+#define CONFIG_CONSOLE_SCROLL_LINES 1
+#endif
 
 /* Macros */
 #ifdef VIDEO_FB_LITTLE_ENDIAN
@@ -753,26 +745,33 @@ static void console_clear_line(int line, int begin, int end)
 
 static void console_scrollup(void)
 {
+       const int rows = CONFIG_CONSOLE_SCROLL_LINES;
+       int i;
+
        /* copy up rows ignoring the first one */
 
 #ifdef VIDEO_HW_BITBLT
        video_hw_bitblt(VIDEO_PIXEL_SIZE,       /* bytes per pixel */
                        0,                      /* source pos x */
                        video_logo_height +
-                               VIDEO_FONT_HEIGHT, /* source pos y */
+                               VIDEO_FONT_HEIGHT * rows, /* source pos y */
                        0,                      /* dest pos x */
                        video_logo_height,      /* dest pos y */
                        VIDEO_VISIBLE_COLS,     /* frame width */
                        VIDEO_VISIBLE_ROWS
                        - video_logo_height
-                       - VIDEO_FONT_HEIGHT     /* frame height */
+                       - VIDEO_FONT_HEIGHT * rows      /* frame height */
                );
 #else
-       memcpyl(CONSOLE_ROW_FIRST, CONSOLE_ROW_SECOND,
-               CONSOLE_SCROLL_SIZE >> 2);
+       memcpyl(CONSOLE_ROW_FIRST, CONSOLE_ROW_FIRST + rows * CONSOLE_ROW_SIZE,
+               (CONSOLE_SIZE - CONSOLE_ROW_SIZE * rows) >> 2);
 #endif
        /* clear the last one */
-       console_clear_line(CONSOLE_ROWS - 1, 0, CONSOLE_COLS - 1);
+       for (i = 1; i <= rows; i++)
+               console_clear_line(CONSOLE_ROWS - i, 0, CONSOLE_COLS - 1);
+
+       /* Decrement row number */
+       console_row -= rows;
 }
 
 static void console_back(void)
@@ -884,9 +883,6 @@ static void console_newline(int n)
        if (console_row >= CONSOLE_ROWS) {
                /* Scroll everything up */
                console_scrollup();
-
-               /* Decrement row number */
-               console_row = CONSOLE_ROWS - 1;
        }
 }
 
@@ -2256,6 +2252,7 @@ int drv_video_init(void)
 {
        int skip_dev_init;
        struct stdio_dev console_dev;
+       bool have_keyboard;
 
        /* Check if video initialization should be skipped */
        if (board_video_skip())
@@ -2267,11 +2264,20 @@ int drv_video_init(void)
        if (board_cfb_skip())
                return 0;
 
+#if defined(CONFIG_VGA_AS_SINGLE_DEVICE)
+       have_keyboard = false;
+#elif defined(CONFIG_OF_CONTROL)
+       have_keyboard = !fdtdec_get_config_bool(gd->fdt_blob,
+                                               "u-boot,no-keyboard");
+#else
+       have_keyboard = true;
+#endif
+       if (have_keyboard) {
+               debug("KBD: Keyboard init ...\n");
 #if !defined(CONFIG_VGA_AS_SINGLE_DEVICE)
-       debug("KBD: Keyboard init ...\n");
-       skip_dev_init |= (VIDEO_KBD_INIT_FCT == -1);
+               skip_dev_init |= (VIDEO_KBD_INIT_FCT == -1);
 #endif
-
+       }
        if (skip_dev_init)
                return 0;
 
@@ -2284,11 +2290,13 @@ int drv_video_init(void)
        console_dev.puts = video_puts;  /* 'puts' function */
 
 #if !defined(CONFIG_VGA_AS_SINGLE_DEVICE)
-       /* Also init console device */
-       console_dev.flags |= DEV_FLAGS_INPUT;
-       console_dev.tstc = VIDEO_TSTC_FCT;      /* 'tstc' function */
-       console_dev.getc = VIDEO_GETC_FCT;      /* 'getc' function */
-#endif /* CONFIG_VGA_AS_SINGLE_DEVICE */
+       if (have_keyboard) {
+               /* Also init console device */
+               console_dev.flags |= DEV_FLAGS_INPUT;
+               console_dev.tstc = VIDEO_TSTC_FCT;      /* 'tstc' function */
+               console_dev.getc = VIDEO_GETC_FCT;      /* 'getc' function */
+       }
+#endif
 
        if (stdio_register(&console_dev) != 0)
                return 0;