ǶÈëʽLinuxµÄLCDÇý¶¯£¨FB @ s3c2410£©
CPU : ARM9 s3c2410
LCD : ¹æ¸ñ²»Ã÷£¨Õâ¸öºÜÎÞÄΣ¬µ«ÊÇÎÒËùÖªµÀµÄÖ»ÓÐÒ»¸ö·Ö±æÂÊ£©
Ô´ÂëÐ޸ģº
/linux-2.6.30.4/arch/arm/mach-s3c2410/mach-smdk2410.c
ÔÚÕâ¸öÎļþÖмÓÈëframebufferµÄ³õʼ»¯Êý¾Ý½á¹¹£¨¾ßÌåÊý¾Ý²ÎÕÕLCD¼¼ÊõÊֲᣩÈçÏ£º
#include <mach/fb.h> // added by B.Zhou for the LCD driver
/* The info of LCD driver start */
static struct s3c2410fb_display smdk2410_lcd_cfg __initdata = {
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVLINE |
S3C2410_LCDCON5_INVVFRAME |
S3C2410_LCDCON5_PWREN |
S3C2410_LCDCON5_HWSWP,
.type = S3C2410_LCDCON1_TFT,
.width = 800,
.height = 480,
.pixclock = 174757, //40000, /* HCLK/4 */
.xres = 800,
.yres = 480,
.bpp = 16,
.left_margin = 7,
.right_margin = 3,
.hsync_len = 5,
.upper_margin = 1,
.lower_margin = 3,
.vsync_len = 1,
};
static struct s3c2410fb_mach_info smdk2410_fb_info __initdata = {
.displays = &smdk2410_lcd_cfg,
.num_displays = 1,
.default_dis
Ïà¹ØÎĵµ£º
ÔÚlinuxÏÂһЩ³£ÓõĹػú/ÖØÆôÃüÁîÓÐshutdown¡¢halt¡¢reboot¡¢¼°init£¬ËüÃǶ¼¿ÉÒÔ´ïµ½ÖØÆôϵͳµÄÄ¿µÄ£¬µ«Ã¿¸öÃüÁîµÄÄÚ²¿¹¤×÷¹ý³ÌÊDz»Í¬µÄ£¬Í¨¹ý±¾ÎĵĽéÉÜ£¬Ï£ÍûÄã¿ÉÒÔ¸ü¼ÓÁé»îµÄÔËÓø÷ÖֹػúÃüÁî¡£
¡¡¡¡1.shutdown
¡¡¡¡shutdownÃüÁȫµØ½«ÏµÍ³¹Ø»ú¡£ÓÐЩÓû§»áʹÓÃÖ±½Ó¶ÏµôµçÔ´µÄ·½Ê½À´¹Ø±Õlinux£¬ÕâÊÇÊ®·ÖΣÏյġ£ÒòÎ ......
LinuxÏà±ÈÓÚWindowsÒ»¸ö±È½ÏºÃµÄµØ·½ÔÚÓÚLinuxÌṩÁ˷dz£·á¸»µÄÔÚÏßÎĵµ£¬¸üÖØÒªµÄÊÇÕâЩ¶¼ÊÇfreeµÄ£¨ÏÂÃæµÄ˵Ã÷ÊÇÕë¶Ôdebian·¢Ðа棬ÆäËûµÄ·¢ÐаæÇé¿ö¿ÉÄÜ»áÓÐËù²»Í¬£©¡£
LinuxµÄÔÚÏßÎĵµ´ó¸Å¿ÉÒÔ·ÖΪÒÔϼ¸Àࣺ
£¨1£©Man¸ñʽµÄÊֲᣬĬÈÏ´æ·ÅÓÚ/usr/share/manĿ¼£¬ÓÃmanÃüÁî²é¿´¡£
£¨2£©Info ¸ñʽµÄÊֲᣬĬÈÏ´æ·Å ......
ÎÄÕÂÀ´Ô´:http://www.ibm.com/developerworks/cn/linux/l-linux-synchronization.html
¼¶±ð£º Öм¶
M. Tim Jones, ¹ËÎʹ¤³Ìʦ, Emulex
2007 Äê 11 ÔÂ 19 ÈÕ
ÔÚѧϰ Linux® µÄ¹ý³ÌÖУ¬ÄúÒ²Ðí½Ó´¥¹ý²¢·¢£¨concurrency£©¡¢ÁÙ½ç¶Î£¨critical section£©ºÍËø¶¨£¬µ«ÊÇÈçºÎÔÚÄÚºËÖÐʹÓÃÕâЩ¸ÅÄîÄØ£¿±¾ÎÄÌÖÂÛÁË 2.6 °æÄÚºËÖÐ ......
ÎÄÕÂÀ´Ô´:http://www.ibm.com/developerworks/cn/linux/l-memmod/index.html
¼¶±ð£º ³õ¼¶
Vikram Shukla (vikshukl@in.ibm.com), Èí¼þ¹¤³Ìʦ, IBM
2006 Äê 2 ÔÂ 23 ÈÕ
ÔÚÕâÆª Linux® ÄÚ´æÄ£ÐÍÖ¸ÄÏÖУ¬ÎÒÃǽ«Ñ§Ï°ÈçºÎ¹¹½¨ºÍ¹ÜÀíÄÚ´æ·½ÃæµÄ»ù´¡ÖªÊ¶¡£±¾Ö¸ÄϽéÉÜÁËÄÚ´æ¿ØÖÆµ¥Ôª¡¢·ÖҳģÐÍ·½ÃæµÄÄÚÈÝ£¬²¢Ïêϸ½éÉÜÁËÎïÀí ......
ÔÚlinuxÏÂһЩ³£ÓõĹػú/ÖØÆôÃüÁîÓÐshutdown¡¢halt¡¢reboot¡¢¼°init£¬ËüÃǶ¼
¿ÉÒÔ´ïµ½ÖØÆôϵͳµÄÄ¿µÄ£¬µ«Ã¿¸öÃüÁîµÄÄÚ²¿¹¤×÷¹ý³ÌÊDz»Í¬µÄ£¬Í¨¹ý±¾ÎĵĽéÉÜ£¬Ï£
ÍûÄã¿ÉÒÔ¸ü¼ÓÁé»îµÄÔËÓø÷ÖֹػúÃüÁî¡£
1.shutdown
shutdownÃüÁȫµØ½«ÏµÍ³¹Ø»ú¡£ ÓÐЩÓû§»áʹÓÃÖ±½Ó¶ÏµôµçÔ´µÄ·½Ê ......