Subversion Repositories HelenOS

Rev

Rev 1864 | Rev 1879 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 1864 Rev 1878
Line 90... Line 90...
90 
        /*
 90 
        /*
91 
         * Write kernel stack address to %g6 and a pointer to the last item
 91 
         * Write kernel stack address to %g6 and a pointer to the last item
92 
         * in the userspace window buffer to %g7 in the alternate and interrupt sets.
 92 
         * in the userspace window buffer to %g7 in the alternate and interrupt sets.
93 
         */
 93 
         */
94 
        uint64_t sp = (uintptr_t) THREAD->kstack + STACK_SIZE
 94 
        uint64_t sp = (uintptr_t) THREAD->kstack + STACK_SIZE
95 
            - (STACK_BIAS + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT));
 95 
            - (STACK_BIAS + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT) + STACK_WINDOW_SAVE_AREA_SIZE);
96 
        write_to_ig_g6(sp);
 96 
        write_to_ig_g6(sp);
97 
        write_to_ag_g6(sp);
 97 
        write_to_ag_g6(sp);
98 
        write_to_ag_g7((uintptr_t) THREAD->arch.uspace_window_buffer);
 98 
        write_to_ag_g7((uintptr_t) THREAD->arch.uspace_window_buffer);
99 
    }
 99 
    }
100 
}
 100 
}