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GET_IRQACTIDS, allow SELF in do_vm_map.

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This commit is contained in:
Philip Homburg 2006-01-12 14:38:51 +00:00
parent f18faca855
commit d9d970bdfa
2 changed files with 12 additions and 1 deletions
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6
kernel/system/do_getinfo.c
View file

@ -133,6 +133,12 @@ register message *m_ptr; /* pointer to request message */
src_phys = vir2phys(&bios_buf_vir);
break;
case GET_IRQACTIDS: {
length = sizeof(irq_actids);
src_phys = vir2phys(irq_actids);
break;
}
default:
return(EINVAL);
}

7
kernel/system/do_vm.c
View file

@ -25,7 +25,7 @@ FORWARD _PROTOTYPE( void map_range, (u32_t base, u32_t size,
u32_t offset) );
/*===========================================================================*
* do_vm_setbuf *
* do_vm_map *
*===========================================================================*/
PUBLIC int do_vm_map(m_ptr)
message *m_ptr; /* pointer to request message */
@ -43,6 +43,8 @@ message *m_ptr; /* pointer to request message */
}
proc_nr= m_ptr->m4_l1;
if (proc_nr == SELF)
proc_nr= m_ptr->m_source;
do_map= m_ptr->m4_l2;
base= m_ptr->m4_l3;
size= m_ptr->m4_l4;
@ -207,6 +209,9 @@ u32_t offset;
}
entry= offset | I386_VM_USER | I386_VM_WRITE |
I386_VM_PRESENT;
#if 0 /* Do we need this for memory mapped I/O? */
entry |= I386_VM_PCD | I386_VM_PWT;
#endif
phys_put32(curr_pt_addr + pt_ent * I386_VM_PT_ENT_SIZE, entry);
offset += PAGE_SIZE;
base += PAGE_SIZE;