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Annotation of coherent/f/usr/man/KERNEL/xpcopy, revision 1.1.1.1

1.1       root        1: xxppccooppyy() -- Memory-Manipulation Routine
                      2: 
                      3: #iinncclluuddee <ssyyss/sseegg.hh>
                      4: xxppccooppyy(_s_r_c, _d_e_s_t, _n_u_m__b_y_t_e_s, _f_l_a_g)
                      5: vvaaddddrr_tt _s_r_c;
                      6: ppaaddddrr_tt _d_e_s_t;
                      7: uunnssiiggnneedd iinntt _n_u_m__b_y_t_e_s;
                      8: iinntt _f_l_a_g;
                      9: 
                     10: Kernel function xxppccooppyy() can be invoked in one of two forms.
                     11: 
                     12: The first  form copies  _n_u_m__b_y_t_e_s from kernel  data virtual address  _s_r_c to
                     13: physical address  _d_e_s_t. This form  is selected by setting  argument _f_l_a_g to
                     14: manifest constant SSEEGG_338866_KKDD.
                     15: 
                     16: The second  form copies _n_u_m__b_y_t_e_s  from kernel data virtual  address _s_r_c to
                     17: system global address _d_e_s_t. This  form is selected by setting argument _f_l_a_g
                     18: to manifest constant SSEEGG_338866_KKDD|SSEEGG_VVIIRRTT.
                     19: 
                     20: _N_o_t_e _w_e_l_l _t_h_a_t _n_u_m__b_y_t_e_s _m_u_s_t _b_e _l_e_s_s _t_h_a_n _o_r _e_q_u_a_l _t_o _4_K (_4_0_9_6) _b_y_t_e_s.
                     21: 
                     22: No alignment restrictions are placed on _s_r_c or _d_e_s_t.
                     23: 
                     24: _S_e_e _A_l_s_o
                     25: mmeemmoorryy-mmaanniippuullaattiioonn rroouuttiinneess

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