36 lines
819 B
C
36 lines
819 B
C
#include "pde.h"
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void pd_entry_add_attrib (pd_entry* entry, unsigned mask) {
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*entry |= mask;
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}
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void pd_entry_del_attrib (pd_entry* entry, unsigned mask) {
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*entry &= ~mask;
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}
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void pd_entry_set_frame (pd_entry* entry, unsigned address) {
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*entry = (*entry & ~_I86_PDE_FRAME) | address;
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}
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unsigned pd_entry_get_frame (pd_entry entry) {
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return entry&_I86_PDE_FRAME;
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}
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unsigned char pd_entry_is_present (pd_entry entry) {
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return (entry & _I86_PDE_PRESENT);
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}
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unsigned char pd_entry_is_user (pd_entry entry) {
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return (entry & _I86_PDE_USER);
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}
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unsigned char pd_entry_is_4mb (pd_entry entry) {
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return (entry & _I86_PDE_4MB);
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}
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unsigned char pd_entry_is_writable (pd_entry entry) {
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return (entry & _I86_PDE_WRITABLE);
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}
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void pd_entry_enable_global (pd_entry entry) {
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} |