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| author | Michal Simek <monstr@monstr.eu> | 2007-05-08 14:52:52 +0200 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2007-05-08 14:52:52 +0200 |
| commit | 1a50f164beb065f360fbddb76029607d6b099698 (patch) | |
| tree | a56a4027d0c68c5a5d9fdc15f0974650dd4fcb42 /include/asm-microblaze | |
| parent | ab874d5047e5d30dbc1e517ff26083efffa98ecb (diff) | |
| download | blackbird-obmc-uboot-1a50f164beb065f360fbddb76029607d6b099698.tar.gz blackbird-obmc-uboot-1a50f164beb065f360fbddb76029607d6b099698.zip | |
add: Microblaze V5 exception handling
Diffstat (limited to 'include/asm-microblaze')
| -rwxr-xr-x | include/asm-microblaze/asm.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/asm-microblaze/asm.h b/include/asm-microblaze/asm.h index 26e369119e..8302ed8850 100755 --- a/include/asm-microblaze/asm.h +++ b/include/asm-microblaze/asm.h @@ -48,12 +48,20 @@ __asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val)); /* CPU dependent */ +/* machine status register */ #define MFS(val) \ __asm__ __volatile__ ("mfs %0, rmsr":"=r" (val)); #define MTS(val) \ __asm__ __volatile__ ("mts rmsr, %0"::"r" (val)); +/* exception status register */ +#define MFSEAR(val) \ + __asm__ __volatile ("mfs %0,rear":"=r" (val)); + +#define MFSESR(val) \ + __asm__ __volatile ("mfs %0,resr":"=r" (val)); + /* get return address from interrupt */ #define R14(val) \ __asm__ __volatile__ ("addi %0, r14, 0":"=r" (val)); |
