So, what value I should use to enable privileged mode of BeagleBoneBlack? void CPUSwitchToPrivilegedMode(void) { asm(" SWI ??????"); }
On Saturday, August 2, 2014 6:01:30 PM UTC+5:30, William Hermans wrote: > > *Can anyone help me to fix this problem? Is it a gcc compiler issue or >> issue with the code.* >> > > Aside from 458752 being about 7 times to big to fit in a 16 bit field ? > > > On Sat, Aug 2, 2014 at 4:00 AM, manish <manish...@gmail.com <javascript:>> > wrote: > >> >> Hi, >> >> I am trying to compile the uart code comes >> with AM335X_StarterWare_02_00_01_01 for BeagleBoneBlack. >> But I get below error : >> >> /tmp/ccKSsL5N.s:43: Error: invalid swi expression >> /tmp/ccKSsL5N.s:43: Error: value of 0000000000070000 too large for field >> of 2 bytes at 0000000000000004 >> >> >> this error comes for the below code: >> >> >> ******************************************************************************/ >> /** >> * \brief This API can be used to switch from user mode to privileged >> mode >> * The priviledge mode will be system mode. System mode will >> share >> * the same resources as user mode, but with privileges. >> * >> * \param None. >> * >> * \return None. >> * >> * Note : All the access to system configuration which needs privileged >> access >> * can be done after calling this API. >> **/ >> void CPUSwitchToPrivilegedMode(void) >> { >> asm(" SWI 458752"); >> } >> >> I do not see any issue with this instructions as the last bits should be >> set to 1 to operate in privileged mode. >> Please refer http://www.riscos.com/support/developers/prm/swis.html#57602 >> >> >> Can anyone help me to fix this problem? Is it a gcc compiler issue or >> issue with the code. >> >> Thanks & Regards, >> Manish >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to the Google Groups >> "BeagleBoard" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to beagleboard...@googlegroups.com <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.