Forum Post: OMAP-L138 ARM9 cache latency
Hello,I am trying to do some performance testing on the OMAP-L138. The idea is to compare the time to hit and miss the ARM data cache. The processor clock is set to 456MHz, mDDR at 150MHz. All clocks...
View ArticleForum Post: RE: omapl138 large latency when dma reads uart rx
sadly, i don't think so -- i checked the RDRATE registers for all 3 transfer controllers, and the 3-bit field is 0 -- the default value which corresponds to maximum speed.
View ArticleForum Post: RE: No data from UART for C5515
Thanks for the suggestion, KRaviS. We'll try the CSL UART example on the board...
View ArticleForum Post: RE: booting davinci omap l137 kernel on custom board - page faults
Ok, this is another easy, but not necessarily evident, change. :-) I have the kernel booting now with console output. In the bootargs: console=ttyS2 ------>>>> console=ttyS1I think I...
View ArticleForum Post: RE: 66AK2H12 DDR3 problems
Here's a snippet of the code:tmp = __raw_readl(base + KS2_DDRPHY_DCR_OFFSET); tmp &= ~(phy_cfg->dcr_mask); tmp |= phy_cfg->dcr_val; __raw_writel(tmp, base + KS2_DDRPHY_DCR_OFFSET); Can be...
View ArticleForum Post: RE: H264HP decoder for 1080P60
Marvin, we profiled previously shared clip on the standalone setup and found that it decodes 30 frames with < 1000 MIPS, So 4-core decoder should decode 30fps easily.Using MCSDK video MIPS you can...
View ArticleForum Post: RE: USB Audio Class 2.0 Framework Release Date
Jarek,The host drive for USB Audio Class 2.0 was not developed or distributed by TI. I recommend contacting Thesycon for USB Audio Class 2.0 host drivers.Thanks,--Artem
View ArticleForum Post: RE: OMAP-L137 Sporadic kernel NULL pointer dereference of Davinci...
Hi!Thanks for your fast reply.I did not see any automated reboot, but on higher temperatures, when i experience the problem with my test application and then manually reboot the system, the kernel...
View ArticleForum Post: DM3730: SGX Hardware Recovery triggered
Hi,I'm working on a touch screen based on dm3730 with ti-dvsdk_dm3730-evm_04_03_00_06.I'm having SGX errors and consequent reboots on starting/killing the GUI based on qt 5.1.0.The problem happens...
View ArticleForum Post: RE: C implementation of TI C6670 intrinsics
Manoj,The link provided above in the thread has the installer of the package for C code of intrinsics.http://processors.wiki.ti.com/index.php/Run_Intrinsics_Code_AnywhereC66_ag_intrins.c has the code...
View ArticleForum Post: SRIO issue between C6678 and altera fpga EP4SGX360KF43I4
We are facing a problem some times in SRIO IP initialization.Issue details given below.Issue: Sometimes SRIO Link between FPGA and DSP is not properly initialized (PORT_OK bit in DSP status register is...
View ArticleForum Post: RE: Launching kernel error
Ok I'll see that but before I would like to copy data from SDRAM to flash NAND 8 bits.But it doesn't work!example:- DDR2 I have these datas at 0xc0700000 by typing command "md.b 0xc0700000...
View ArticleForum Post: RE: AM1808 NAND boot hanging(silicon rev 2.0)
Hi Titus,U-Boot version is 2009.01Arm compiled elf output file(u-boot) is converted to AIS format using the AISgen tool with attached nand configuration file.Regards, Bircan(Please visit the site to...
View ArticleForum Post: RE: Optimizing threshold function on DSP C64x+
Thanks Titusrathinaraj and Sivaraj for your guidance. I appreciate that.It's my own code. We have VLIB up and running. We have DSPLIB too though we haven't used this one. I have searched API in those...
View ArticleForum Post: RE: Error flashing c6678 EVM with DSS script
Thanks Rex,I can't believe I forgot that. I'll try it again with the proper DOS syntax. I actually have a c6678 that boots into Linux now that has telnet and ftp capabilities. That gets me most of...
View ArticleForum Post: DM385 16bit raw capture
Hi!I am using DM385 board from APPRO. I have several sensors for this board. Now I need to capture 16 bit raw data from Aptina AR0331 sensor(it works in HDR mode, I want to estimate full dynamic range...
View ArticleForum Post: RE: OMAP-L137 Sporadic kernel NULL pointer dereference of Davinci...
Hi!Yes we have got a chamber here for temperature tests. But with the OMAP L137BZKB3 i dont need the chamber, because the error happens at normal ambient temperatures of about 25°C when the processor...
View ArticleForum Post: RE: communication between dsp and arm
You need to use Codec Engine to do this (in my opinion).
View ArticleForum Post: RE: MIPI CSI2C FIFO_OVF error on DM3730
Hi Sathya Kumar.I changed what you say. But receive only error.Error occurs when:CSI2_COMPLEXIO_CFG1.DATA2_POL = 1CSI2_COMPLEXIO_CFG1.DATA1_POL = 1if I set:CSI2_COMPLEXIO_CFG1.DATA2_POL =...
View ArticleForum Post: How to improve the PLL frequency over 300MHz on the EMIF?
Hi guys,We have a question of EMIF operation frequency on the VC5502 platform. We want to use the EMIF of C5502 through AX88796BLF Ethernet controller chip to send network packets. When we set the PLL...
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