Compiler/AM5726: DSP project in big endian mode

xu yang

Prodigy 160 points

Part Number: AM5726
Other Parts Discussed in Thread: SYSBIOS

Tool/software: TI C/C++ Compiler

now,i want to make a c66 elf file in big endian mode,and work on am5726 loaded by linux.

then i change the ccs general setting like this:

but there are some errors like:

error: ti.sysbios.family.shared.vayu.IntXbar: "C:/ti/bios_6_52_00_12/packages/ti/sysbios/family/shared/vayu/IntXbar.xs", line 100: ti.sysbios.family.shared.vayu.IntXbar : Target C66_big_endian is not supported.

but i know the c66 core suppot both of the big endian and little endian mode.i don't know how can i do in next.

my ccs version is 7.4.0.00015

over 5 years ago

0 Frank Livingston over 5 years ago

TI__Mastermind 29388 points

Hi,

I'll check into this and get back with you shortly.

Regards,
Frank

0 Frank Livingston over 5 years ago in reply to Frank Livingston

TI__Mastermind 29388 points

Hi,

I checked internally, and found that SYSBIOS no longer supports big endian mode. See an excerpt from the SYSBIOS 6.75.00.15 GA release notes below. Please note the PRSDK / PDK have also removed support for big endian mode.

Regards,
Frank

SYS/BIOS 6.73, 6.70, 6.55, 6.53, 6.52, 6.51, 6.50, 6.46 and 6.45

Removed support for the following devices/targets
- MSP430
- C64x+
- C66x big endian (C66x little endian is still supported)
- Cortex-R4 32-bit mode (Cortex-R4 thumb2 mode is still supported)

Processors

Processors forum

Compiler/AM5726: DSP project in big endian mode

SYS/BIOS 6.73, 6.70, 6.55, 6.53, 6.52, 6.51, 6.50, 6.46 and 6.45