How access assembler bit variable from C program?

I have in assembler code define one bit variable: BSEG AT 21h BUS_GRESKA: DBIT 1 how I can access this bit in C code ? I try with extern bit BUS_GRESKA and then BUS_GRESKA=1; ...
How access assembler bit variable from C program?

I have in assembler code define one bit variable: BSEG AT 21h BUS_GRESKA: DBIT 1 how I can access this bit in C code ? I try with extern bit BUS_GRESKA and then BUS_GRESKA=1; ...
(in large mode) RTX51 full

Thank you in advance. here is the problems: 1. With the same priority, which task (task 1 or task 2) should run first? 2. If interrupt 0 should be reset after task 1 has been triggered? 3. Why task...
(in large mode) RTX51 full

Thank you in advance. here is the problems: 1. With the same priority, which task (task 1 or task 2) should run first? 2. If interrupt 0 should be reset after task 1 has been triggered? 3. Why task...
Accessing CP14 from user mode

Note: This was originally posted on 9th July 2009 at http://forums.arm.com Hello, I'm currently trying to change the frequency of a PXA270 processor, the system I'm working on is a Linux OS, and I...