Populate the memory map structure

This commit is contained in:
2025-03-20 00:42:19 +02:00
parent 1cd14ad69f
commit 2648ee1bc9
4 changed files with 73 additions and 23 deletions

View File

@@ -7,30 +7,30 @@
#include <assert.h>
enum MemoryPermissions {
typedef enum {
HI_MEMORY_READ = 1 << 0,
HI_MEMORY_WRITE = 1 << 1,
HI_MEMORY_EXECUTE = 1 << 2,
HI_MEMORY_SHARED = 1 << 3,
HI_MEMORY_PRIVATE = 1 << 4
};
} MemoryPermissions;
#define HI_MEM_REG_MAX 256
typedef struct {
void *region_starts[HI_MEM_REG_MAX];
void *region_end[HI_MEM_REG_MAX];
u32 region_flags[HI_MEM_REG_MAX]; // enum MemoryPermissions
u32 offset[HI_MEM_REG_MAX];
str pathname[HI_MEM_REG_MAX];
uptr region_starts[HI_MEM_REG_MAX];
uptr region_ends[HI_MEM_REG_MAX];
uptr offsets[HI_MEM_REG_MAX];
u64 inodes[HI_MEM_REG_MAX];
u32 permissions[HI_MEM_REG_MAX]; // enum MemoryPermissions
const char *pathnames[HI_MEM_REG_MAX];
} MemoryRegions;
sc_array_def(MemoryRegions, memreg);
_Static_assert(sizeof(MemoryRegions) < 1024 * 11, "MemoryRegion size has increased. Fix this assert.");
_Static_assert(sizeof(MemoryRegions) < 1024 * 12, "MemoryRegion size has increased. Fix this assert.");
/* Needed to free the underlying pathnames before clear */
void hi_clear_memreg(struct sc_array_memreg *regions);
/* A pointer that can be used to place the memory regions into. If mr isn't cleared, the content will be cleared. */
/* A pointer that can be used to place the memory regions into. Clears regions before use, but uses the same buffer. */
HiloadResult read_memory_maps_self(struct sc_array_memreg *regions);
#endif // MEMORY_H_