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leon_sparc · LEON SPARC

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  • Members: 2240
  • Category: Hardware
  • Founded: Oct 19, 1999
  • Language: English
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Hi, Well, I've a beginners question (in rtos world). I understand RTEMS is an RTOS and is most suitable for control applications. It can be seen that (from...
10 Nov 25, 2008
5:59 pm

Jiri Gaisler
jiri_gaisler
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Hi, My project currently focuses on running rtems-compiled applications on leon3 ported on an FPGA, and getting performance statistics. To this end, I am using...
2 Nov 25, 2008
3:44 pm

Jan Andersson
janatgaisler
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Hello, i am novice in this branch and i dont know how to do develepment software. I installed GR-TOOLS and COREUTILS 5.3. After it i unpacked GRLIB. If i start...
2 Nov 25, 2008
3:42 pm

Jan Andersson
janatgaisler
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We will be implementing a duel Leon3 design. The main implementation target is to have each processor on it's own AMBA bus. There is a desire to give...
3 Nov 25, 2008
3:34 pm

Jan Andersson
janatgaisler
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Hi, I'm trying to permanently load a Snapgear linux image on a GR-CPCI-XC4V board using the only Xilinx toolchain (no grmon). Is it possible? Can the PROMS on...
2 Nov 25, 2008
3:24 pm

Jiri Gaisler
jiri_gaisler
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Hello all, I've had problems connecting to the board in debug mode (both serial and JTAG modes). I've some doubts related to the DSU. When I download the bit...
6 Nov 25, 2008
11:22 am

Ravi Harsha
harsh_ravi2004
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Hello All, I am using two development boards, trying different things out on each. One is the XUP V2P, the other is the ML 509 (updated, larger FPGA version...
2 Nov 25, 2008
9:13 am

Jiri Gaisler
jiri_gaisler
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Hello all, I'm trying to implement leon3 on an ML403 board. I've the following problems. 1. Even without downloading the bitfiles on to the board, is grmon ...
3 Nov 25, 2008
6:48 am

Ravi Harsha
harsh_ravi2004
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[ken@fpgabuild-2 leon3mp]$ make dist clean make distft distcom distgpl distfpga make[1]: Entering directory `/home/ken/work/temp/grlib/designs/leon3mp&#39; svn:...
2 Nov 24, 2008
7:12 pm

Jiri Gaisler
jiri_gaisler
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Hello, My software is running on the board. I start GRMON on the PC. I see that my software stops and Leon debug mode starts. How is it possible because there...
2 Nov 21, 2008
11:54 am

Jiri Gaisler
jiri_gaisler
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Hi, I am interested in obtaining statistical results from GRMON when I run applications on an FPGA loaded with leon3. I am using the evaluation version of...
7 Nov 20, 2008
2:02 pm

Jonas Flodén
jonas.floden
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I have a few questions about image.flahbz generated by snapgear: - As I have checked with "sparc-linux-readelf&quot; it is in .elf format and it is prepared to be...
2 Nov 20, 2008
9:04 am

javier.martinc
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Dear Jiri, I am designing the custom board (Virtex-5) for the leon3. I am not sure about the connection of DSU interface and the LEON3 reset hardware ...
1 Nov 19, 2008
2:26 pm

fayyaz2010197
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Hi Jiri, Hi Everyone, In our project it's necessary to modify the trap table entries in the file locore_mvt.S. I have added the file and modified it within my...
5 Nov 18, 2008
4:51 pm

lgzcnde
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Hello, I have tried to add ftpd feature and I have found that in both snapgear36c and snapgear37 this fault is present when make: sparc-linux-gcc -Wl,-Bdynamic...
2 Nov 18, 2008
10:35 am

javier.martinc
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Hello, I'm using RTEMS-4.8 for gcc 4.2.4, and compiling a simple hello world gives errors. Any suggestions? $ sparc-rtems-gcc -g -O2 -tsc691 hello.c -o h ...
2 Nov 18, 2008
10:30 am

Daniel Hellstrom
hedani3l
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Hi Jiri: When I use t1-xilinx-ml507 template. I simulate it and found the error like "tbench.ddr2mem__3.u1.cmd_task: at time 9506678.0 ps INFO: Initialization...
4 Nov 17, 2008
5:19 pm

Jiri Gaisler
jiri_gaisler
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I am currently attempting to add a MicroBlaze core to an existing Leon3 design but am having a lot of trouble. I keep getting the following errors in XPS when...
1 Nov 17, 2008
2:25 pm

jamesloa
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Hi all, I'm using altera stratix ep2s60 board and I'm trying to use the compact flash as root file system, so I want to copy all romfs files to my CF. I have...
5 Nov 17, 2008
11:29 am

javier.martinc
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Hello Jiri, I want to use 2 ahb buses in my design, and I find ahbctrl_mb in GRLIB IP Core User¡¯s Manual. However, I cannot locate the source. My question...
2 Nov 16, 2008
11:15 pm

Jiri Gaisler
jiri_gaisler
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Hi, how I have to conifgure the linux kernel for the GR-PCI-XC2V fpga? I don't know which template I have to choose by the template configuration. I worked...
2 Nov 16, 2008
11:13 pm

Jiri Gaisler
jiri_gaisler
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Hello, I'm trying to boot from flash using altera-ep2s60-ddr prebuilt .sof example. I have built the kernel with snapgear using template configuration for this...
10 Nov 16, 2008
11:08 pm

Jiri Gaisler
jiri_gaisler
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Hi, I am new to Leon3mp. I got the following failure (seems cpu1 fails in regtest). Any advice? Thanks, Darshan VSIM 1> run -all # LEON3 MP Demonstration...
3 Nov 14, 2008
9:26 pm

kawka85
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Dear Gaisler, I have a question regarding the functions used for declaring the AHB plug&play configuration word concerning the part that takes care of the ...
3 Nov 13, 2008
1:06 pm

Juan Martín Semeg...
jms1974a
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Hi all, I'm trying to make a Leon3 system on a ML505 with a Virtex5LX11T FPGA device. I could successfully change the design to have both Sinplify and XPS work...
4 Nov 11, 2008
10:46 pm

pellegrini.andrea82
pellegrini.a...
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Hello everyone, I'm trying to implement Leon3 on ml310 board. I've modified the constraint file and the make files to suit the board, but when I try to use...
13 Nov 11, 2008
3:03 pm

Jiri Gaisler
jiri_gaisler
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Hi,all I found from the forum that it can trace the cpu 0 and cpu 1 in the way shown below. # cpu0: 0x00000000 flush 0x0000 # cpu0: 0x00000004 sethi...
1 Nov 11, 2008
2:11 pm

yusheyi1023
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Hello, We are observing strange behavior while executing code in ModelSim. We have a model with "pre-loaded&quot; Linux image in our PCI memory card. PCI memory...
1 Nov 11, 2008
12:08 pm

ypitpg
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Hi, I am using PCI card in my PC for parallel port, the manufacturer is MosChip Semiconductor Technology Ltd and I cannot change the base address of the LPT...
1 Nov 10, 2008
8:28 pm

Izhar
sizaidi_99
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Hello, I am trying to load Linux snapgear2.6.21.1 core from HDD (controller sil3114). I tried to load Linux snapgear2.6.21.1, using SRAM on the processor...
1 Nov 10, 2008
3:36 pm

ypitpg
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