mirror of
https://github.com/limine-bootloader/limine
synced 2024-12-02 13:16:59 +03:00
69 lines
2.7 KiB
C
69 lines
2.7 KiB
C
#include <stivale.h>
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#include <stdint.h>
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#include <e9print.h>
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#include <stddef.h>
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static uint8_t stack[4096] = {0};
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void stivale_main(struct stivale_struct *info);
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__attribute__((section(".stivalehdr"), used))
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struct stivale_header header = {
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.stack = (uint64_t)(uintptr_t)stack + sizeof(stack),
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.framebuffer_bpp = 0,
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.framebuffer_width = 0,
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.framebuffer_height = 0,
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.flags = (1 << 3) | (1 << 4),
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.entry_point = (uint64_t)(uintptr_t)stivale_main
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};
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void stivale_main(struct stivale_struct *info) {
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e9_printf("Stivale struct at %x", info);
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e9_puts("Stivale information passed to the kernel:");
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e9_printf("Cmdline: %s", (char*)info->cmdline);
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e9_printf("Memory map at %x with contents:", info->memory_map_addr);
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struct stivale_mmap_entry *memmap = ((struct stivale_mmap_entry *)(info->memory_map_addr));
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for (size_t i = 0; i < info->memory_map_entries; i++) {
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struct stivale_mmap_entry e = memmap[i];
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e9_printf("\tEntry %d: [%x+%x] %x", i, e.base, e.length, e.type);
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}
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e9_printf("Framebuffer at %x with specifics:", info->framebuffer_addr);
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e9_printf("\tPitch: %d", info->framebuffer_pitch);
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e9_printf("\tWidth: %d", info->framebuffer_width);
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e9_printf("\tHeight: %d", info->framebuffer_height);
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e9_printf("\tBPP: %d", info->framebuffer_bpp);
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if (info->flags & (1 << 1)) {
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e9_printf("\tExtended colour information provided:");
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e9_printf("\t\tMemory model: %d", info->fb_memory_model);
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e9_printf("\t\tRed mask size: %d", info->fb_red_mask_size);
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e9_printf("\t\tRed mask shift: %d", info->fb_red_mask_shift);
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e9_printf("\t\tGreen mask size: %d", info->fb_green_mask_size);
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e9_printf("\t\tGreen mask shift: %d", info->fb_green_mask_shift);
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e9_printf("\t\tBlue mask size: %d", info->fb_blue_mask_size);
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e9_printf("\t\tBlue mask shift: %d", info->fb_blue_mask_shift);
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}
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if (info->flags & (1 << 2)) {
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e9_printf("\tSMBIOS information provided:");
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e9_printf("\t\t32-bit entry: %x", info->smbios_entry_32);
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e9_printf("\t\t64-bit entry: %x", info->smbios_entry_64);
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}
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e9_printf("RSDP at %x", info->rsdp);
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e9_printf("Module map at %x with modules:", info->modules);
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struct stivale_module *modules = ((struct stivale_module *)(info->modules));
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for (size_t i = 0; i < info->module_count; i++) {
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struct stivale_module e = *modules;
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e9_printf("\tModule %d: [%x->%x] %s", i, e.begin, e.end, e.string);
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modules = (struct stivale_module *)e.next;
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}
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e9_printf("Epoch is %x", info->epoch);
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e9_printf("Flags are %x", info->flags);
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// Guru meditation.
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for (;;);
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}
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