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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2012-07-18 09:20:46 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2012-07-18 09:46:14 +0200 |
| commit | b9b3f3b7ce57a3c1f94bb2118cd0dd1c4bea7db1 (patch) | |
| tree | 8b6c1ec326b83552b02c2817b6c371f8fad89189 /c | |
| parent | bsp/mpc55xx: Add MPC55XX_NEEDS_LOW_LEVEL_INIT (diff) | |
| download | rtems-b9b3f3b7ce57a3c1f94bb2118cd0dd1c4bea7db1.tar.bz2 | |
bsp/mpc55xx: Add MPC55XX_NULL_POINTER_PROTECTION
Diffstat (limited to 'c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/mpc55xxevb/configure.ac | 5 | ||||
| -rw-r--r-- | c/src/lib/libbsp/powerpc/mpc55xxevb/include/bspopts.h.in | 3 | ||||
| -rw-r--r-- | c/src/lib/libbsp/powerpc/mpc55xxevb/startup/bspstart.c | 2 |
3 files changed, 9 insertions, 1 deletions
diff --git a/c/src/lib/libbsp/powerpc/mpc55xxevb/configure.ac b/c/src/lib/libbsp/powerpc/mpc55xxevb/configure.ac index ccfa1050cf..68b90e211c 100644 --- a/c/src/lib/libbsp/powerpc/mpc55xxevb/configure.ac +++ b/c/src/lib/libbsp/powerpc/mpc55xxevb/configure.ac @@ -79,6 +79,11 @@ RTEMS_BSPOPTS_SET([MPC55XX_EMIOS_PRESCALER],[*] ,[1]) RTEMS_BSPOPTS_HELP([MPC55XX_EMIOS_PRESCALER], [Must be defined to set the EMIOS prescaler]) +RTEMS_BSPOPTS_SET([MPC55XX_NULL_POINTER_PROTECTION],[mpc5566*],[1]) +RTEMS_BSPOPTS_SET([MPC55XX_NULL_POINTER_PROTECTION],[mpc5674f*],[1]) +RTEMS_BSPOPTS_HELP([MPC55XX_NULL_POINTER_PROTECTION], +[enable NULL pointer protection]) + RTEMS_BSPOPTS_SET([HAS_SMC91111],[phycore_mpc5554],[1]) RTEMS_BSPOPTS_HELP([HAS_SMC91111], [If defined the board has the SMC91111 networking chip.]) diff --git a/c/src/lib/libbsp/powerpc/mpc55xxevb/include/bspopts.h.in b/c/src/lib/libbsp/powerpc/mpc55xxevb/include/bspopts.h.in index 124a22247d..1be8513259 100644 --- a/c/src/lib/libbsp/powerpc/mpc55xxevb/include/bspopts.h.in +++ b/c/src/lib/libbsp/powerpc/mpc55xxevb/include/bspopts.h.in @@ -76,6 +76,9 @@ /* if defined, do low level initialization */ #undef MPC55XX_NEEDS_LOW_LEVEL_INIT +/* enable NULL pointer protection */ +#undef MPC55XX_NULL_POINTER_PROTECTION + /* Must be defined to be the external reference clock (in Hz) for clock generation */ #undef MPC55XX_REFERENCE_CLOCK diff --git a/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/bspstart.c b/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/bspstart.c index 405d2d0f93..d511a43cd6 100644 --- a/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/bspstart.c @@ -78,7 +78,7 @@ void _BSP_Fatal_error( unsigned n) static void null_pointer_protection(void) { -#if defined(MPC55XX_BOARD_MPC5674FEVB) || defined(MPC55XX_BOARD_MPC5566EVB) +#ifdef MPC55XX_NULL_POINTER_PROTECTION struct MMU_tag mmu = { .MAS0 = { .B = { .TLBSEL = 1, .ESEL = 1 } } }; PPC_SET_SPECIAL_PURPOSE_REGISTER(FSL_EIS_MAS0, mmu.MAS0.R); |