318 lines
11 KiB
C
318 lines
11 KiB
C
#include <stdint.h>
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#include <stddef.h>
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#include <limine.h>
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#include <e9print.h>
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static void limine_main(void);
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struct limine_entry_point_request entry_point_request = {
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.id = LIMINE_ENTRY_POINT_REQUEST,
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.revision = 0, .response = NULL,
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.entry = limine_main
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};
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struct limine_framebuffer_request framebuffer_request = {
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.id = LIMINE_FRAMEBUFFER_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_bootloader_info_request bootloader_info_request = {
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.id = LIMINE_BOOTLOADER_INFO_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_hhdm_request hhdm_request = {
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.id = LIMINE_HHDM_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_memmap_request memmap_request = {
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.id = LIMINE_MEMMAP_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_module_request module_request = {
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.id = LIMINE_MODULE_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_rsdp_request rsdp_request = {
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.id = LIMINE_RSDP_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_smbios_request smbios_request = {
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.id = LIMINE_SMBIOS_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_efi_system_table_request est_request = {
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.id = LIMINE_EFI_SYSTEM_TABLE_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_boot_time_request boot_time_request = {
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.id = LIMINE_BOOT_TIME_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_kernel_address_request kernel_address_request = {
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.id = LIMINE_KERNEL_ADDRESS_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_smp_request _smp_request = {
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.id = LIMINE_SMP_REQUEST,
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.revision = 0, .response = NULL
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};
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struct limine_terminal_request _terminal_request = {
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.id = LIMINE_TERMINAL_REQUEST,
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.revision = 0, .response = NULL
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};
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static char *get_memmap_type(uint64_t type) {
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switch (type) {
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case LIMINE_MEMMAP_USABLE:
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return "Usable";
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case LIMINE_MEMMAP_RESERVED:
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return "Reserved";
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case LIMINE_MEMMAP_ACPI_RECLAIMABLE:
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return "ACPI reclaimable";
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case LIMINE_MEMMAP_ACPI_NVS:
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return "ACPI NVS";
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case LIMINE_MEMMAP_BAD_MEMORY:
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return "Bad memory";
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case LIMINE_MEMMAP_BOOTLOADER_RECLAIMABLE:
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return "Bootloader reclaimable";
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case LIMINE_MEMMAP_KERNEL_AND_MODULES:
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return "Kernel and modules";
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case LIMINE_MEMMAP_FRAMEBUFFER:
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return "Framebuffer";
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default:
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return "???";
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}
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}
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static void print_file_loc(struct limine_file_location *file_location) {
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e9_printf("Loc->Revision: %d", file_location->revision);
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e9_printf("Loc->PartIndex: %d", file_location->partition_index);
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e9_printf("Loc->PXEIP: %d.%d.%d.%d",
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(file_location->pxe_ip & (0xff << 0)) >> 0,
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(file_location->pxe_ip & (0xff << 8)) >> 8,
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(file_location->pxe_ip & (0xff << 16)) >> 16,
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(file_location->pxe_ip & (0xff << 24)) >> 24);
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e9_printf("Loc->PXEPort: %d", file_location->pxe_port);
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e9_printf("Loc->MBRDiskId: %x", file_location->mbr_disk_id);
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e9_printf("Loc->GPTDiskUUID: %x-%x-%x-%x",
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file_location->gpt_disk_uuid.a,
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file_location->gpt_disk_uuid.b,
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file_location->gpt_disk_uuid.c,
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*(uint64_t *)file_location->gpt_disk_uuid.d);
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e9_printf("Loc->GPTPartUUID: %x-%x-%x-%x",
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file_location->gpt_part_uuid.a,
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file_location->gpt_part_uuid.b,
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file_location->gpt_part_uuid.c,
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*(uint64_t *)file_location->gpt_part_uuid.d);
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e9_printf("Loc->PartUUID: %x-%x-%x-%x",
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file_location->part_uuid.a,
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file_location->part_uuid.b,
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file_location->part_uuid.c,
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*(uint64_t *)file_location->part_uuid.d);
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}
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#define FEAT_START do {
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#define FEAT_END } while (0);
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extern char kernel_start[];
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static void limine_main(void) {
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if (_terminal_request.response) {
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stivale2_print = _terminal_request.response->write;
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}
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e9_printf("\nWe're alive");
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uint64_t kernel_slide = (uint64_t)kernel_start - 0xffffffff80000000;
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e9_printf("Kernel slide: %x", kernel_slide);
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FEAT_START
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e9_printf("");
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if (bootloader_info_request.response == NULL) {
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e9_printf("Bootloader info not passed");
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break;
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}
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struct limine_bootloader_info_response *bootloader_info_response = bootloader_info_request.response;
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e9_printf("Bootloader info feature, revision %d", bootloader_info_response->revision);
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e9_printf("Bootloader name: %s", bootloader_info_response->name);
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e9_printf("Bootloader version: %s", bootloader_info_response->version);
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FEAT_END
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FEAT_START
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e9_printf("");
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if (kernel_address_request.response == NULL) {
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e9_printf("Kernel address not passed");
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break;
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}
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struct limine_kernel_address_response *ka_response = kernel_address_request.response;
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e9_printf("Kernel address feature, revision %d", ka_response->revision);
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e9_printf("Physical base: %x", ka_response->physical_base);
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e9_printf("Virtual base: %x", ka_response->virtual_base);
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FEAT_END
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FEAT_START
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e9_printf("");
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if (hhdm_request.response == NULL) {
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e9_printf("HHDM not passed");
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break;
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}
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struct limine_hhdm_response *hhdm_response = hhdm_request.response;
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e9_printf("HHDM feature, revision %d", hhdm_response->revision);
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e9_printf("Higher half direct map at: %x", hhdm_response->address);
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FEAT_END
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FEAT_START
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e9_printf("");
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if (memmap_request.response == NULL) {
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e9_printf("Memory map not passed");
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break;
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}
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struct limine_memmap_response *memmap_response = memmap_request.response;
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e9_printf("Memory map feature, revision %d", memmap_response->revision);
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e9_printf("%d memory map entries", memmap_response->entry_count);
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for (size_t i = 0; i < memmap_response->entry_count; i++) {
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struct limine_memmap_entry *e = memmap_response->entries[i];
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e9_printf("%x->%x %s", e->base, e->base + e->length, get_memmap_type(e->type));
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}
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FEAT_END
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FEAT_START
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e9_printf("");
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if (framebuffer_request.response == NULL) {
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e9_printf("Framebuffer not passed");
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break;
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}
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struct limine_framebuffer_response *fb_response = framebuffer_request.response;
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e9_printf("Framebuffers feature, revision %d", fb_response->revision);
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e9_printf("%d framebuffer(s)", fb_response->framebuffer_count);
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for (size_t i = 0; i < fb_response->framebuffer_count; i++) {
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struct limine_framebuffer *fb = fb_response->framebuffers[i];
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e9_printf("Address: %x", fb->address);
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e9_printf("Width: %d", fb->width);
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e9_printf("Height: %d", fb->height);
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e9_printf("Pitch: %d", fb->pitch);
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e9_printf("BPP: %d", fb->bpp);
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e9_printf("Memory model: %d", fb->memory_model);
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e9_printf("Red mask size: %d", fb->red_mask_size);
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e9_printf("Red mask shift: %d", fb->red_mask_shift);
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e9_printf("Green mask size: %d", fb->green_mask_size);
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e9_printf("Green mask shift: %d", fb->green_mask_shift);
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e9_printf("Blue mask size: %d", fb->blue_mask_size);
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e9_printf("Blue mask shift: %d", fb->blue_mask_shift);
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e9_printf("EDID size: %d", fb->edid_size);
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e9_printf("EDID at: %x", fb->edid);
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}
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FEAT_END
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FEAT_START
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e9_printf("");
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if (module_request.response == NULL) {
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e9_printf("Modules not passed");
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break;
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}
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struct limine_module_response *module_response = module_request.response;
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e9_printf("Modules feature, revision %d", module_response->revision);
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e9_printf("%d module(s)", module_response->module_count);
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for (size_t i = 0; i < module_response->module_count; i++) {
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struct limine_module *m = module_response->modules[i];
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e9_printf("Base: %x", m->base);
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e9_printf("Length: %x", m->length);
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e9_printf("Path: %s", m->path);
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e9_printf("Cmdline: %s", m->cmdline);
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print_file_loc(m->file_location);
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}
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FEAT_END
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FEAT_START
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e9_printf("");
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if (rsdp_request.response == NULL) {
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e9_printf("RSDP not passed");
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break;
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}
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struct limine_rsdp_response *rsdp_response = rsdp_request.response;
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e9_printf("RSDP feature, revision %d", rsdp_response->revision);
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e9_printf("RSDP at: %x", rsdp_response->address);
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FEAT_END
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FEAT_START
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e9_printf("");
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if (smbios_request.response == NULL) {
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e9_printf("SMBIOS not passed");
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break;
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}
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struct limine_smbios_response *smbios_response = smbios_request.response;
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e9_printf("SMBIOS feature, revision %d", smbios_response->revision);
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e9_printf("SMBIOS 32-bit entry at: %x", smbios_response->entry_32);
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e9_printf("SMBIOS 64-bit entry at: %x", smbios_response->entry_64);
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FEAT_END
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FEAT_START
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e9_printf("");
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if (est_request.response == NULL) {
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e9_printf("EFI system table not passed");
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break;
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}
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struct limine_efi_system_table_response *est_response = est_request.response;
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e9_printf("EFI system table feature, revision %d", est_response->revision);
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e9_printf("EFI system table at: %x", est_response->address);
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FEAT_END
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FEAT_START
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e9_printf("");
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if (boot_time_request.response == NULL) {
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e9_printf("Boot time not passed");
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break;
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}
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struct limine_boot_time_response *boot_time_response = boot_time_request.response;
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e9_printf("Boot time feature, revision %d", boot_time_response->revision);
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e9_printf("Boot time: %d", boot_time_response->boot_time);
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FEAT_END
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FEAT_START
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e9_printf("");
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if (_smp_request.response == NULL) {
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e9_printf("SMP info not passed");
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break;
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}
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struct limine_smp_response *smp_response = _smp_request.response;
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e9_printf("SMP feature, revision %d", smp_response->revision);
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e9_printf("Flags: %x", smp_response->flags);
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e9_printf("BSP LAPIC ID: %x", smp_response->bsp_lapic_id);
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e9_printf("CPU count: %d", smp_response->cpu_count);
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for (size_t i = 0; i < smp_response->cpu_count; i++) {
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struct limine_smp_info *cpu = smp_response->cpus[i];
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e9_printf("Processor ID: %x", cpu->processor_id);
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e9_printf("LAPIC ID: %x", cpu->lapic_id);
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}
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FEAT_END
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FEAT_START
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e9_printf("");
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if (_terminal_request.response == NULL) {
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e9_printf("Terminal not passed");
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break;
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}
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struct limine_terminal_response *term_response = _terminal_request.response;
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e9_printf("Terminal feature, revision %d", term_response->revision);
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e9_printf("Columns: %d", term_response->columns);
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e9_printf("Rows: %d", term_response->rows);
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e9_printf("Write function at: %x", term_response->write);
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FEAT_END
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for (;;);
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}
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