diff options
Diffstat (limited to 'src/occ_405/ssx_app_cfg.h')
| -rwxr-xr-x | src/occ_405/ssx_app_cfg.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/occ_405/ssx_app_cfg.h b/src/occ_405/ssx_app_cfg.h index 8b5a8d8..d9a9b3b 100755 --- a/src/occ_405/ssx_app_cfg.h +++ b/src/occ_405/ssx_app_cfg.h @@ -36,6 +36,42 @@ #include "global_app_cfg.h" +// These versions of SSX_PANIC are being changed so that they exactly +// mirror each other and are exactly structured at 8 instructions only and +// make only one branch to outside code. +#ifndef __ASSEMBLER__ +#ifndef SSX_PANIC +#define SSX_PANIC(code) \ +do { \ + barrier(); \ + asm volatile ("stw %r3, __occ_panic_save_r3@sda21(0)"); \ + asm volatile ("mflr %r3"); \ + asm volatile ("stw %r4, __occ_panic_save_r4@sda21(0)"); \ + asm volatile ("lis %%r4, %0"::"i" (code >> 16)); \ + asm volatile ("ori %%r4, %%r4, %0"::"i" (code & 0xffff)); \ + asm volatile ("bl __ssx_checkpoint_panic_and_save_ffdc"); \ + asm volatile ("trap"); \ + asm volatile (".long %0" : : "i" (code)); \ +} while (0) +#endif // SSX_PANIC +#else /* __ASSEMBLER__ */ +#ifndef SSX_PANIC +// This macro cannot be more than 8 instructions long, but it can be less than +// 8. +#define SSX_PANIC(code) _ssx_panic code + .macro _ssx_panic, code + stw %r3, __occ_panic_save_r3@sda21(0) + mflr %r3 + stw %r4, __occ_panic_save_r4@sda21(0) + lis %r4, \code@h + ori %r4, %r4, \code@l + bl __ssx_checkpoint_panic_and_save_ffdc + trap + .long \code + .endm +#endif // SSX_PANIC +#endif /* __ASSEMBLER__ */ + /// Static configuration data for external interrupts: /// /// IRQ#, TYPE, POLARITY, ENABLE |
