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Ȩ Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö > Çѱ¹Á¤º¸°úÇÐȸ ³í¹®Áö > Á¤º¸°úÇÐȸ ³í¹®Áö A : ½Ã½ºÅÛ ¹× ÀÌ·Ð

Á¤º¸°úÇÐȸ ³í¹®Áö A : ½Ã½ºÅÛ ¹× ÀÌ·Ð

Current Result Document :

ÇѱÛÁ¦¸ñ(Korean Title) On-Chip SRAMÀ» ÀÌ¿ëÇÑ ÀÓº£µðµå ½Ã½ºÅÛ ¸Þ¸ð¸® °èÃþ ÃÖÀûÈ­
¿µ¹®Á¦¸ñ(English Title) Memory Hierarchy Optimization in Embedded Systems using On-Chip SRAM
ÀúÀÚ(Author) ±èÁ¤¿ø   ±è½Â±Õ   ÀÌÀçÁø   Á¤Ã¢Èñ   ¿ì´ö±Õ   Jungwon Kim   Seungkyun Kim   Jaejin Lee   Changhee Jung   Duk-Kyun Woo  
¿ø¹®¼ö·Ïó(Citation) VOL 36 NO. 02 PP. 0102 ~ 0110 (2009. 04)
Çѱ۳»¿ë
(Korean Abstract)
ÄÄÇ»ÅÍ ½Ã½ºÅÛ ºÐ¾ßÀÇ ´ëÇ¥ÀûÀÎ ¹®Á¦ Áß Çϳª´Â ¸Þ¸ð¸®ÀÇ Ã³¸® ¼Óµµ°¡ CPUÀÇ Ã³¸® ¼Óµµº¸´Ù ¸Å¿ì ´À¸®±â ¶§¹®¿¡ »ý±â´Â CPU ÈÞ¸é ½Ã°£ÀÇ Áõ°¡, Áï ¸Þ¸ð¸® À庮 ¹®Á¦ÀÌ´Ù. CPU¿Í ¸Þ¸ð¸®ÀÇ ¼Óµµ Â÷À̸¦ ÁÙÀ̱â À§Çؼ­´Â ·¹Áö½ºÅÍ, ij½Ã ¸Þ¸ð¸®, ¸ÞÀÎ ¸Þ¸ð¸®, µð½ºÅ©·Î ´ëÇ¥µÇ´Â ¸Þ¸ð¸® °èÃþÀ» ÀÌ¿ëÇÏ¿© ÀÚÁÖ ¾²ÀÌ´Â µ¥ÀÌÅ͸¦ ¸Þ¸ð¸® °èÃþ »óÀ§, Áï CPU °¡±îÀÌ À§Ä¡½ÃÄÑ¾ß ÇÑ´Ù. º» ³í¹®¿¡¼­´Â On-Chip SRAMÀ» ÀÌ¿ëÇÑ ÀÓº£µðµå ½Ã½ºÅÛ ¸Þ¸ð¸® °èÃþ ÃÖÀûÈ­ ±â¹ýÀ» ¸®´ª½º ±â¹Ý ½Ã½ºÅÛ¿¡¼­ ÃÖÃÊ·Î Á¦¾ÈÇÑ´Ù. º» ±â¹ýÀº ½Ã½ºÅÛÀÇ °¡»ó ¸Þ¸ð¸®¸¦ ÀÌ¿ëÇÏ¿© ÇÁ·Î±×·¡¸Ó°¡ ¿øÇÏ´Â Äڵ峪 µ¥ÀÌÅ͸¦ On-Chip SRAM¿¡ ÀûÀçÇÑ´Ù. Á¦¾ÈµÈ ±â¹ýÀÇ ½ÇÇè °á°ú ÃÑ 9°³ÀÇ ¾îÇø®ÄÉÀ̼ǿ¡ ´ëÇÏ¿© ÃÖ´ë 35%, Æò±Õ 14%ÀÇ ½Ã½ºÅÛ ¼º´É Çâ»ó°ú ÃÖ´ë 40% Æò±Õ 15%ÀÇ ¿¡³ÊÁö ¼Òºñ °¨¼Ò¸¦ º¸¿´´Ù.
¿µ¹®³»¿ë
(English Abstract)
The memory wall is the growing disparity of speed between CPU and memory outside the CPU chip. An economical solution is a memory hierarchy organized into several levels, such as processor registers, cache, main memory, disk storage. We introduce a novel memory hierarchy optimization technique in Linux based embedded systems using on-chip SRAM for the first time. The optimization technique allocates On-Chip SRAM to the code/data that selected by programmers by using virtual memory systems. Experiments performed with nine applications indicate that the runtime improvements can be achieved by up to 35%, with an average of 14%, and the energy consumption can be reduced by up to 40%, with an average of 15%.
Å°¿öµå(Keyword) °¡»ó ¸Þ¸ð¸®   ¸Þ¸ð¸® °èÃþ   ½ºÅ©·¡Ä¡ÆÐµå ¸Þ¸ð¸®   ÀÌÁ¾ ¸Þ¸ð¸®   ÀÓº£µðµå ½Ã½ºÅÛ   ÄÄÆÄÀÏ·¯   µ¥ ÀÌÅÍ ¹èÄ¡   ÄÚµå ¹èÄ¡   Compilers   Code Placement   Data Placement   Embedded Systems   Heterogeneous Memory   Memory Hierarchy   Scratchpad Memory   Virtual Memory  
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