Create Chrome OS recovery firmware procedure.

common/lcd.c

 /*
  * Common LCD routines for supported CPUs
  *
  * Copyright (c) 2009, Code Aurora Forum. All rights reserved.
  *
  * (C) Copyright 2001-2002
  * Wolfgang Denk, DENX Software Engineering -- wd@denx.de
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ skipping 62 matching lines @@
 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 int lcd_init(void *lcdbase);
 
-static int lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]);
+static int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc,
+                        char *const argv[]);

[robotboy, 2011/03/08 21:07:26]

This should be a separate CL so that rebasing is easier and so that this could
be upstreamed.

[Tom Wai-Hong Tam, 2011/03/09 10:15:05]

Done.

 static void *lcd_logo(void);
 int lcd_display_bitmap_24(ulong bmp_image, int x, int y);
 
 static int lcd_getbgcolor(void);
 static void lcd_setfgcolor(int color);
 static void lcd_setbgcolor(int color);
 
 #ifdef CONFIG_QSD8X50_LCDC
 extern void lcdc_drawchar(ushort x, ushort y, uchar c);
 extern void lcd_disable(void);
@@ skipping 298 matching lines @@
         lcddev.flags = DEV_FLAGS_OUTPUT;        /* Output only */
         lcddev.putc  = lcd_putc;                /* 'putc' function */
         lcddev.puts  = lcd_puts;                /* 'puts' function */
 
         rc = stdio_register(&lcddev);
 
         return (rc == 0) ? 1 : rc;
 }
 
 /*----------------------------------------------------------------------*/
-static int lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
+int lcd_clear()

[Che-Liang Chiou, 2011/03/09 02:37:53]

Maybe you should put a declaration of lcd_clear() in lcd.h so that you can
include lcd.h in cmd_cros_rec.c?

[Tom Wai-Hong Tam, 2011/03/09 10:15:05]

Done.

 {
 #if LCD_BPP == LCD_MONOCHROME
         /* Setting the palette */
         lcd_initcolregs();
 
 #elif (LCD_BPP == LCD_COLOR8) || (LCD_BPP == LCD_COLOR24)
         /* 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);
@@ skipping 24 matching lines @@
         /* Paint the logo and retrieve LCD base address */
         debug("[LCD] Drawing the logo...\n");
         lcd_console_address = lcd_logo();
 
         console_col = 0;
         console_row = 0;
 
         return 0;
 }
 
+static int do_lcd_clear(cmd_tbl_t *cmdtp, int flag, int argc,
+                        char *const argv[])
+{
+        return lcd_clear();
+}
+
 U_BOOT_CMD(
-        cls,    1,      1,      lcd_clear,
+        cls,    1,      1,      do_lcd_clear,
         "clear screen",
         ""
 );
 
 /*----------------------------------------------------------------------*/
 
 static int lcd_init(void *lcdbase)
 {
         /* Initialize the lcd controller */
         debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase);
 
         lcd_ctrl_init(lcdbase);
         lcd_is_enabled = 1;
-        lcd_clear(NULL, 1, 1, NULL);    /* dummy args */
+        lcd_clear();    /* dummy args */
 #ifdef CONFIG_QSD8X50_LCDC
         lcd_enable();
 #endif
         /* Initialize the console */
         console_col = 0;
 #ifdef CONFIG_LCD_INFO_BELOW_LOGO
         console_row = 7 + BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT;
 #else
         console_row = 1;        /* leave 1 blank line below logo */
 #endif
@@ skipping 640 matching lines @@
 
 #if defined(CONFIG_LCD_LOGO) && !defined(CONFIG_LCD_INFO_BELOW_LOGO)
         return (void *)((ulong)lcd_base + BMP_LOGO_HEIGHT * lcd_line_length);
 #else
         return (void *)lcd_base;
 #endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */
 }
 
 /************************************************************************/
 /************************************************************************/