1*433d6423SLionel Sambuc /* 2*433d6423SLionel Sambuc pci_set_acl.c 3*433d6423SLionel Sambuc */ 4*433d6423SLionel Sambuc 5*433d6423SLionel Sambuc #include "pci.h" 6*433d6423SLionel Sambuc #include "syslib.h" 7*433d6423SLionel Sambuc #include <unistd.h> 8*433d6423SLionel Sambuc #include <minix/rs.h> 9*433d6423SLionel Sambuc #include <minix/ds.h> 10*433d6423SLionel Sambuc #include <minix/sysutil.h> 11*433d6423SLionel Sambuc 12*433d6423SLionel Sambuc /*===========================================================================* 13*433d6423SLionel Sambuc * pci_set_acl * 14*433d6423SLionel Sambuc *===========================================================================*/ pci_set_acl(rs_pci)15*433d6423SLionel Sambucint pci_set_acl(rs_pci) 16*433d6423SLionel Sambuc struct rs_pci *rs_pci; 17*433d6423SLionel Sambuc { 18*433d6423SLionel Sambuc int r; 19*433d6423SLionel Sambuc cp_grant_id_t gid; 20*433d6423SLionel Sambuc message m; 21*433d6423SLionel Sambuc endpoint_t endpoint; 22*433d6423SLionel Sambuc 23*433d6423SLionel Sambuc if (pci_procnr == ANY) 24*433d6423SLionel Sambuc { 25*433d6423SLionel Sambuc r= ds_retrieve_label_endpt("pci", &endpoint); 26*433d6423SLionel Sambuc if (r != 0) 27*433d6423SLionel Sambuc { 28*433d6423SLionel Sambuc panic("pci_set_acl: ds_retrieve_label_endpt failed for 'pci': %d", r); 29*433d6423SLionel Sambuc } 30*433d6423SLionel Sambuc pci_procnr = endpoint; 31*433d6423SLionel Sambuc } 32*433d6423SLionel Sambuc 33*433d6423SLionel Sambuc 34*433d6423SLionel Sambuc gid= cpf_grant_direct(pci_procnr, (vir_bytes)rs_pci, sizeof(*rs_pci), 35*433d6423SLionel Sambuc CPF_READ); 36*433d6423SLionel Sambuc if (gid == -1) 37*433d6423SLionel Sambuc { 38*433d6423SLionel Sambuc printf("pci_set_acl: cpf_grant_direct failed: %d\n", 39*433d6423SLionel Sambuc errno); 40*433d6423SLionel Sambuc return EINVAL; 41*433d6423SLionel Sambuc } 42*433d6423SLionel Sambuc 43*433d6423SLionel Sambuc m.m_type= BUSC_PCI_SET_ACL; 44*433d6423SLionel Sambuc m.m1_i1= gid; 45*433d6423SLionel Sambuc 46*433d6423SLionel Sambuc r= ipc_sendrec(pci_procnr, &m); 47*433d6423SLionel Sambuc cpf_revoke(gid); 48*433d6423SLionel Sambuc if (r != 0) 49*433d6423SLionel Sambuc panic("pci_set_acl: can't talk to PCI: %d", r); 50*433d6423SLionel Sambuc 51*433d6423SLionel Sambuc return m.m_type; 52*433d6423SLionel Sambuc } 53*433d6423SLionel Sambuc 54