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authorJon Santmyer <jon@jonsantmyer.com>2024-05-22 13:00:41 -0400
committerJon Santmyer <jon@jonsantmyer.com>2024-05-22 13:00:41 -0400
commitace65b453151845bc361f21f3e5b651c35f9f126 (patch)
tree262ebd29b0ca1d8584f0b6f1efa7a00d9f4f3e43 /arch/x86_64/page.h
parentf004c1ade8d617a82cea2fe249434cccb47a2358 (diff)
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massive refactor for mp and organizationHEADmaster
Diffstat (limited to 'arch/x86_64/page.h')
-rw-r--r--arch/x86_64/page.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/x86_64/page.h b/arch/x86_64/page.h
new file mode 100644
index 0000000..28dfad2
--- /dev/null
+++ b/arch/x86_64/page.h
@@ -0,0 +1,28 @@
+#ifndef JOVE_ARCH_x86_64_PAGING_H
+#define JOVE_ARCH_x86_64_PAGING_H 1
+
+#include <stdint.h>
+
+typedef union PageMappingLevelEntry
+{
+ struct {
+ uint8_t p : 1; /* Present */
+ uint8_t rw : 1; /* Read/write. 0 for RO.*/
+ uint8_t us : 1; /* User/supervisor. 0 for DPL3 forbid */
+ uint8_t pwt : 1;
+ uint8_t pcd : 1;
+ uint8_t a : 1; /* Accessed */
+ uint8_t d : 1; /* Dirty */
+ uint8_t ps_pat : 1;
+ uint8_t g : 1; /* Global */
+ uint8_t _r0 : 2;
+ uint8_t r : 1;
+ uint64_t paddr : 35;
+ uint8_t _r1;
+ uint8_t pk : 4;
+ uint8_t xd : 1;
+ }__attribute__((packed));
+ uint64_t value;
+} __attribute__((packed)) pmle_t;
+
+#endif