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Debug interrupts, allow to show bmp images

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Loic Guegan 2021-04-30 09:31:30 +02:00
parent 717556178c
commit 66f2ca6246
12 changed files with 209 additions and 12 deletions
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18
src/boucane.cc
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@ -8,6 +8,7 @@
#include "drivers/vgatext.hpp"
#include "libs/stdio.hpp"
#include "libs/string.hpp"
#include "drivers/bmp.hpp"
u64 kvar_kernel_vma;
u64 kvar_stack_pma;
@ -16,6 +17,8 @@ u64 kvar_bss_start;
u64 kvar_bss_end;
u64 kvar_terminus_psf_start;
u64 kvar_terminus_psf_end;
u64 kvar_logo_bmp_start;
u64 kvar_logo_bmp_end;
void (*printk)(char *str,...)=printf;
@ -28,6 +31,8 @@ extern "C" void boucane(u64 mb_info){
asm volatile ("movq $__bss_end, %0":"=m"(kvar_bss_end));
asm volatile ("movq $res_binary_res_terminus_psf_start, %0":"=m"(kvar_terminus_psf_start));
asm volatile ("movq $res_binary_res_terminus_psf_end, %0":"=m"(kvar_terminus_psf_end));
asm volatile ("movq $res_binary_res_logo_bmp_start, %0":"=m"(kvar_logo_bmp_start));
asm volatile ("movq $res_binary_res_logo_bmp_end, %0":"=m"(kvar_logo_bmp_end));
// Init data structures
asm volatile ("call load_gdt");
@ -54,9 +59,20 @@ extern "C" void boucane(u64 mb_info){
__putchar=vgatext_putchar;
}
}
// Booting!
printk("Booting Boucane v%d.%d.%d\n",VERSION_MAJOR,VERSION_MINOR, VERSION_PATH);
char bootloader[20];
if(mb2_find_bootloader_name((u32*)mb_info,bootloader)){
printk("System informations -- BOOT:%s ", bootloader);
}
MEM_INFO mem_infos;
if(mb2_find_mem((u32*)mb_info,&mem_infos)){
u64 mem=mem_infos.mem_upper-mem_infos.mem_lower;
mem/=1024;
printk("RAM:%dMB\n", mem);
}
while(1);
}