u-boot

Commit Graph

Author	SHA1	Message	Date
Matthias Weisser	d8834a1323	arm: Use optimized memcpy and memset from linux Using optimized versions of memset and memcpy from linux brings a quite noticeable speed (x2 or better) improvement for these two functions. Here are some numbers for test done with jadecpu \| HEAD(1)\| HEAD(1)\| HEAD(2)\| HEAD(2)\| \| \| +patch \| \| +patch \| ---------------------------+--------+--------+--------+--------+ Reset to prompt \| 438ms \| 330ms \| 228ms \| 120ms \| \| \| \| \| \| TFTP a 3MB img \| 4782ms \| 3428ms \| 3245ms \| 2820ms \| \| \| \| \| \| FATLOAD USB a 3MB img* \| 8515ms \| 8510ms \| ------ \| ------ \| \| \| \| \| \| BOOTM LZO img in RAM \| 3473ms \| 3168ms \| 592ms \| 592ms \| where CRC is \| 615ms \| 615ms \| 54ms \| 54ms \| uncompress \| 2460ms \| 2462ms \| 450ms \| 451ms \| final boot_elf \| 376ms \| 68ms \| 65ms \| 65ms \| \| \| \| \| \| BOOTM LZO img in FLASH \| 3207ms \| 2902ms \| 1050ms \| 1050ms \| where CRC is \| 600ms \| 600ms \| 135ms \| 135ms \| uncompress \| 2209ms \| 2211ms \| 828ms \| 828ms \| \| \| \| \| \| Copy 1.4MB from NOR to RAM \| 134ms \| 72ms \| 120ms \| 70ms \| (1) No dcache (2) dcache enabled in board_init *Does not work when dcache is on Size impact: C version: text data bss dec hex filename 202862 18912 266456 488230 77326 u-boot ASM version: text data bss dec hex filename 203798 18912 266288 488998 77626 u-boot 222712 u-boot.bin Signed-off-by: Matthias Weisser <weisserm@arcor.de>	14 years ago
Peter Tyser	819833af39	Move architecture-specific includes to arch/$ARCH/include/asm This helps to clean up the include/ directory so that it only contains non-architecture-specific headers and also matches Linux's directory layout which many U-Boot developers are already familiar with. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>	15 years ago
wdenk	b2184c314d	* Patch by Daniel Engstr�m, 18 Nov 2002: Fixes for x86 port (mostly strings issues) * Patch by Ken Chou, 18 Nov 2002: Fix for natsemi NIC cards (DP83815) * Patch by Pierre Aubert, 19 Nov 2002: fix a bug for the MII configuration, and some warnings	23 years ago
wdenk	81da3633df	Initial revision	23 years ago

2 Commits (d02be99e6774b99c27b7d4304865c7f45e1ac4b4)