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Commit updated FS#9569 by Michael Chicoine. Fixes a bug in lcd_update_rect on the e200v2.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19453 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Giacomelli 2008-12-16 02:50:39 +00:00
parent f78bf7d9fc
commit 4e79f8edc7
1 changed files with 8 additions and 7 deletions
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15
firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
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@ -369,10 +369,10 @@ void lcd_update(void)
lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ); lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ);
/* Set start position and window */ /* Set start position and window */
lcd_write_reg(R_HORIZ_RAM_ADDR_POS, lcd_write_reg(R_HORIZ_RAM_ADDR_POS, (LCD_WIDTH-1) << 8);
((y_offset + LCD_WIDTH-1) << 8) | y_offset); lcd_write_reg(R_VERT_RAM_ADDR_POS,
lcd_write_reg(R_VERT_RAM_ADDR_POS, (LCD_HEIGHT-1) << 8); ((y_offset + LCD_HEIGHT-1) << 8) | y_offset);
lcd_write_reg(R_RAM_ADDR_SET, y_offset); lcd_write_reg(R_RAM_ADDR_SET, (y_offset) << 8);
lcd_write_cmd(R_WRITE_DATA_2_GRAM); lcd_write_cmd(R_WRITE_DATA_2_GRAM);
@ -408,9 +408,10 @@ void lcd_update_rect(int x, int y, int width, int height)
lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ); lcd_write_reg(R_ENTRY_MODE, R_ENTRY_MODE_HORZ);
/* Set start position and window */ /* Set start position and window */
lcd_write_reg(R_HORIZ_RAM_ADDR_POS, lcd_write_reg(R_HORIZ_RAM_ADDR_POS,
((y_offset + LCD_WIDTH-1) << 8) | y_offset); ((x + width-1) << 8) | x);
lcd_write_reg(R_VERT_RAM_ADDR_POS, ((y + height - 1) << 8) | y); lcd_write_reg(R_VERT_RAM_ADDR_POS,
lcd_write_reg(R_RAM_ADDR_SET, (x << 8) | (y + y_offset)); ((y_offset + y + height - 1) << 8) | (y_offset + y));
lcd_write_reg(R_RAM_ADDR_SET, ((y + y_offset) << 8) | x);
lcd_write_cmd(R_WRITE_DATA_2_GRAM); lcd_write_cmd(R_WRITE_DATA_2_GRAM);