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ZealBooter: Properly set kernel->mem_physical_space

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mintsuki 2022-09-01 07:05:38 +02:00
parent 4b23988da8
commit 56ae91e11f
1 changed files with 10 additions and 0 deletions
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10
zealbooter/zealbooter.c
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@ -224,6 +224,8 @@ void _start(void) {
kernel->mem_E801[0] = E801.lowermem; kernel->mem_E801[0] = E801.lowermem;
kernel->mem_E801[1] = E801.uppermem; kernel->mem_E801[1] = E801.uppermem;
kernel->mem_physical_space = 0;
for (size_t i = 0; i < memmap_request.response->entry_count; i++) { for (size_t i = 0; i < memmap_request.response->entry_count; i++) {
struct limine_memmap_entry *entry = memmap_request.response->entries[i]; struct limine_memmap_entry *entry = memmap_request.response->entries[i];
@ -247,7 +249,15 @@ void _start(void) {
kernel->mem_E820[i].base = (void *)entry->base; kernel->mem_E820[i].base = (void *)entry->base;
kernel->mem_E820[i].len = entry->length; kernel->mem_E820[i].len = entry->length;
kernel->mem_E820[i].type = our_type; kernel->mem_E820[i].type = our_type;
if (kernel->mem_physical_space < entry->base + entry->length) {
kernel->mem_physical_space = entry->base + entry->length;
} }
}
kernel->mem_E820[memmap_request.response->entry_count].type = 0;
kernel->mem_physical_space = ALIGN_UP(kernel->mem_physical_space, 0x200000);
void *sys_gdt_ptr = (void *)&kernel->sys_gdt_ptr - (uintptr_t)module_kernel->address; void *sys_gdt_ptr = (void *)&kernel->sys_gdt_ptr - (uintptr_t)module_kernel->address;
sys_gdt_ptr += final_address; sys_gdt_ptr += final_address;