Forum Post: RE: C672x I2C in slave interrupt polling mode
Problem is solved. It was bad contact in SCL pin of chip to the pcb.
View ArticleForum Post: RE: C6678 INTMUX1 default value
Lan,You are using the TI bootROM code for your boot process, is it correct?I think in the normal boot process, Core0 is using IPC to wake up Core1~7, so the INTMUX1 is being re-configured by bootROM...
View ArticleForum Post: RE: Where is the DM814x SGX speed set?
Pavel,I'm able to turn on CLKOUT1 and measure it, by doingdevmem2 0x48180100 w 0x80 # CM_CLKOUT_CTRL: enable CLKOUT1However, I cannot change the mux source to SGX:# devmem2 0x481C52e4 w 0x9000/dev/mem...
View ArticleForum Post: RE: how to connect ADC ADS4219 to C66X DSP ?
Hi,I don't have any information on the ADS4219. The C6657 doesn't have an interface that can handle those data rates with the exception of the SerDes interfaces like SRIO or PCIE. If the ADS4219...
View ArticleForum Post: RE: slaveloader can't see any M3 Video Cores.....
Hi Pavel,To Update you, I installed the ezsdk v5.05 (I previously had v5.02) for the TI8148, and found the missing prcm_config utility. I was able to build this utility along with the firmware loader....
View ArticleForum Post: RE: PCIE inbound memory access
Paul,I think your workaround is expected that after the reset request from host, the link training/link up needs to be re-established. So C66x PCIe module could be powered down and power up by...
View ArticleForum Post: RE: Compiling DM646x UBL
Sorry if I confused you, we do have our own 6467T board design based off of the EVM. Anyways, I have acquired ActiveState Perl version 5.8 and so I can build the UBL from flash-utils-dm646x.tar.gz....
View ArticleForum Post: TSK_Sleep necessary for sending UDP data?
Hello,I'm trying to do a simple test to have the DSP transmit UDP packets as fast as possible. The transmit task is a P4 and the network process is a P8 (setup as high priority interrupt driven).The...
View ArticleForum Post: RE: I2C reading in userland application made on OMAP L138
I've never tried to do. Might be a flag for that. Check the i2c documentation in the kernel source. The write(), read() and ioctl(,I2C_RDWR,) calls all include the start and stop.
View ArticleForum Post: RE: powervr driver on /dev/fb1
Solved it myself by using sysfs:echo 1,3/2/1/0 > /sys/devices/platform/vpss/display0/order
View ArticleForum Post: RE: JPEG encoding problem on DM3730
Hello,As you suggested, I have started to inspect on imgenc1.c file. I have traced the code. I got some results, but since I cannot recompile imgenc1 interface, I cannot obtain detailed results. Since...
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Forum Post: RE: C6657 EVM SPI Boot Problem
Hi Arun,I have an SPI boot problem with TMDSEVM6657LS too. The RBL only reads the high lighted bytes then stops.What might be the problem. Thanks. Steve
View ArticleForum Post: C6678 SRIO route to multiple cores
I am currently using a C6678 board and using SRIO to send type11 messages.Is there a way to have data being sent to the to C6678 be routed to multiple cores?I have several cores that are expecting the...
View ArticleForum Post: RE: vlib c674 c64p disparity SAD8
Please let us know if the above description is what you needed.Thanks.Sincerely,Sudhakar Ayyasamy
View ArticleForum Post: RE: New AM1802 Custom Board Bring-up
Hi Antony:Attached is the debug gel output. I'll try your gel file now.... This is the error I get with your gel file and it's the same error I was getting earlier.Core_200MHz_mDDR_126MHz() cannot be...
View ArticleForum Post: RE: OMAPL138
Hi Vinoth,You are right, AM1808 have the entire peripheral feature supported by OMAP-L138 expect the DSP...
View ArticleForum Post: RE: optimizing EDMA PCIe transfers for read/write and multiple cores
Steven,memory_transfer() is only called from one thread. We have 4 SWIs. The highest priority SWI is a SYS/BIOS clock instance which only keeps a counter and calls SWI_post() for the other 3 SWIs. The...
View ArticleForum Post: RE: 66AK2H12 K2H EVM SPI Communications
Was playing with the U-boot sspi command some more and noticed a couple of things. Besides the fact that davinci_spi.c is hardcoded to only work with bus 0 and cs 0, which seems weird, it also is...
View ArticleForum Post: How can I tell the exact model of DSP?
Hi I have an old AMC70K2000 board, so i cannot find any document came along with it. I want to know the model of DSP on this board. So I google it on internet. From the website, what i know this...
View ArticleForum Post: RE: Question about VCP2 of 6670
Hi Liang,1. The definitions given in the C6670 datasheet (SPRS689D) are correct i.e. VCPAXEVT is 11 and VCPAREVT is 10. The values in the VCP2 user guide (SPRUGV6A) appear to have been left from...
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