f9ccfca2a1
-script argument to service for crash recovery scripts -config argument to service for driver resource configuration restart command in service to restart a driver after a crash (for use in crash recovery scripts). down and refresh now take labels instead of pids. verious changes in rs to make this work.
56 lines
1.2 KiB
C
56 lines
1.2 KiB
C
/*
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pci_set_acl.c
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*/
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#include "pci.h"
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#include "syslib.h"
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#include <minix/rs.h>
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#include <minix/sysutil.h>
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/*===========================================================================*
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* pci_set_acl *
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*===========================================================================*/
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PUBLIC int pci_set_acl(rs_pci)
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struct rs_pci *rs_pci;
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{
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int r;
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cp_grant_id_t gid;
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message m;
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if (pci_procnr == ANY)
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{
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r= _pm_findproc("pci", &pci_procnr);
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if (r != 0)
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{
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panic("pci",
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"pci_set_acl: _pm_findproc failed for 'pci'",
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r);
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}
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}
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printf("pci_set_acl: before cpf_grant_direct\n");
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gid= cpf_grant_direct(pci_procnr, (vir_bytes)rs_pci, sizeof(*rs_pci),
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CPF_READ);
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printf("pci_set_acl: after cpf_grant_direct: gid %d\n", gid);
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if (gid == -1)
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{
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printf("pci_set_acl: cpf_grant_direct failed: %d\n",
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errno);
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return EINVAL;
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}
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m.m_type= BUSC_PCI_ACL;
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m.m1_i1= gid;
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printf("pci_set_acl: before sendrec to %d\n", pci_procnr);
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r= sendrec(pci_procnr, &m);
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printf("pci_set_acl: after sendrec to %d\n", pci_procnr);
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cpf_revoke(gid);
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printf("pci_set_acl: after cpf_revoke\n");
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if (r != 0)
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panic("pci", "pci_set_acl: can't talk to PCI", r);
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return r;
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}
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