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/openbmc/u-boot/arch/arm/include/asm/
H A Dstring.hd8834a1323af72f6145bc81adadd75185ef6065f Thu Mar 10 15:36:32 CST 2011 Matthias Weisser <weisserm@arcor.de> 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>
H A Dassembler.hd8834a1323af72f6145bc81adadd75185ef6065f Thu Mar 10 15:36:32 CST 2011 Matthias Weisser <weisserm@arcor.de> 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>
/openbmc/u-boot/arch/arm/lib/
H A Dmemset.Sd8834a1323af72f6145bc81adadd75185ef6065f Thu Mar 10 15:36:32 CST 2011 Matthias Weisser <weisserm@arcor.de> 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>
H A Dmemcpy.Sd8834a1323af72f6145bc81adadd75185ef6065f Thu Mar 10 15:36:32 CST 2011 Matthias Weisser <weisserm@arcor.de> 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>
H A DMakefiled8834a1323af72f6145bc81adadd75185ef6065f Thu Mar 10 15:36:32 CST 2011 Matthias Weisser <weisserm@arcor.de> 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>
/openbmc/u-boot/
H A DREADMEd8834a1323af72f6145bc81adadd75185ef6065f Thu Mar 10 15:36:32 CST 2011 Matthias Weisser <weisserm@arcor.de> 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>