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Vystem 0.2

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lolo859
2026-05-27 19:34:54 +02:00
parent a43c08b893
commit d238606b75
372 changed files with 51320 additions and 83217 deletions
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26
shelter/lib/include/memory/memory.h Normal file
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@@ -0,0 +1,26 @@
// SPDX-License-Identifier: MPL-2.0
#ifndef SH_LIB_MEMORY_H
#define SH_LIB_MEMORY_H
#include "std/type.h"
#include "std/status.h"
#include "kernel/conf.h"
#include "memory/page.h"
#include "memory/slab.h"
#include "memory/heap.h"
// Memory subsystem services structure
typedef struct {
sh_page_PAGE_TABLE_POOL kernel_ptp;
sh_slab_reg_phys_SLAB_ALLOCATOR slab_reg_phys;
sh_slab_reg_virt_SLAB_ALLOCATOR slab_reg_virt;
struct sh_slab_radix_node_SLAB_ALLOCATOR slab_radix_node;
sh_pez_PHYSICAL_PLANE physical_plane;
sh_pez_VIRTUAL_PLANE virtual_plane_kernel_heap;
sh_heap_KERNEL_HEAP kernel_heap;
} sh_memory_MEMORY_SERVICES;
// Initialize memory subsystem
SH_STATUS sh_memory_init_subsystem(sh_conf_BOOT_CONFIG *boot_config,sh_memory_MEMORY_SERVICES *services);
// Identity map a physical memory area
SH_STATUS sh_memory_identity_map(sh_page_PHYSICAL_ADDRESS phys_start,sh_uint64 page_count,sh_uint64 flags);
// Parse a memory DevS query
SH_STATUS sh_memory_devs_query(char *sub_path,sh_devs_RESULT *result);
#endif

2
shelter/lib/include/memory/page.h
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@@ -156,4 +156,6 @@ SH_STATUS sh_page_analyse_memory_map(sh_page_PAGE_TABLE_POOL *ptp);
sh_page_VIRTUAL_ADDRESS sh_page_get_physical_bitmap_ptr();
// Get physical memory statistics
SH_STATUS sh_page_get_memory_stats(sh_page_MEM_STATS *mem_stats);
// Return total installed memory in bytes
sh_uint64 sh_page_get_installed_memory_bytes();
#endif

2
shelter/lib/include/memory/ring.h
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@@ -15,4 +15,6 @@ typedef struct {
SH_STATUS sh_ring_write_byte(sh_ring_RING_BUFFER_HEADER *ring_buffer,sh_uint8 byte);
// Write a null terminated string into the provided ring buffer
SH_STATUS sh_ring_write_string(sh_ring_RING_BUFFER_HEADER *ring_buffer,char *string);
// Read bytes_count from the provided ring buffer, and put it into output. Return SH_STATUS_TOO_MUCH_DATA if bytes_count>buf.buffer_size_bytes, setting the entire buffer to 0x00
SH_STATUS sh_ring_read_bytes(sh_ring_RING_BUFFER_HEADER *ring_buffer,sh_uint32 bytes_count,void *output);
#endif

2
shelter/lib/include/memory/vmem_layout.h
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@@ -79,7 +79,7 @@
#define SH_VMEM_LAYOUT_SLAB_REG_VIRT_VA 0xFFFFFF800C600000ULL
// The total size for the slabs for virtual regions objects
#define SH_VMEM_LAYOUT_SLAB_REG_VIRT_SIZE_BYTES (1ULL<<29)*12ULL
// The alignement for SH_VMEM_LAYOUT_SLAB_RADIX_NODE_VA
// The alignment for SH_VMEM_LAYOUT_SLAB_RADIX_NODE_VA
#define SH_VMEM_LAYOUT_PBA_RADIX_NODE_BLOCK_ALIGN (32ULL*4096ULL)
// The base for the PBA for the slabs for radix nodes
#define SH_VMEM_LAYOUT_SLAB_RADIX_NODE_VA ((SH_VMEM_LAYOUT_SLAB_REG_VIRT_VA+SH_VMEM_LAYOUT_SLAB_REG_VIRT_SIZE_BYTES+SH_VMEM_LAYOUT_PBA_RADIX_NODE_BLOCK_ALIGN)/SH_VMEM_LAYOUT_PBA_RADIX_NODE_BLOCK_ALIGN)*SH_VMEM_LAYOUT_PBA_RADIX_NODE_BLOCK_ALIGN