[uClinux-dev] user stack

Deepa Sivasankarane sdeepa69 at yahoo.com
Fri Mar 14 14:52:39 EST 2003


    In m68knommu/entry.S, the following check for interrupt from user:

#define SAVE_ALL      \
 move #0x2700,%sr;  /* disable intrs */ \
 btst #5,%sp@(2);  /* from user? */ \
 bnes 6f;   /* no, skip */

Could someone please tell me which register is checked at sp at 2 ?




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