source: rtems/c/src/lib/libbsp/v850/gdbv850sim/README @ f2e0f8e

5
Last change on this file since f2e0f8e was 2d7ae960, checked in by Joel Sherrill <joel.sherrill@…>, on Jun 11, 2012 at 6:37:29 PM

v850 port: Initial addition with BSP for simulator in GDB

Port

+ v850 does not have appear to have any optimized bit scan instructions
+ v850 does have single instructions for wap u16 and u32
+ Code path optimization preferences set
+ Add BSP variants for each GCC CPU model flag and a README

  • v850e1 variant does not work (fails during BSP initialization)

BSP for GDB v850 Simulator

+ linkcmds matches defaults in GDB simulator with RTEMS mods
+ crt1.c added from v850 newlib port for main()
+ BSP exits cleanly
+ printk and console I/O work
+ uses clock tick from IDLE task
+ Tests not requiring real clock ISR work

Documentation

+ CPU Supplment chapter for v850 added

  • Property mode set to 100644
File size: 345 bytes
Line 
1This directory contains a family of BSPs for the v850 simulator
2found in the GNU Debugger. A variant is provided for each CPU
3model option flag found in the GCC SVN head as of 30 May 2012.
4
5This simulator is an instruction simulator and does not include
6devices for a clock tick or benchmark timer driver. Traps are used
7to provide console I/O.
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