Assigning the results of ode2

Beginner's question again.

load("ode2");
eqn1:m*'diff(u,x,2)-u=x-1;
ode2(eqn1,u,x);
bc2(%,x=0,u=0,x=1,u=0);

How do I assign the result of the above calculation to a function. Such as :

u1(x,m):=solution ?

Thanks.