kotovalexarian-likes-gitlab/bztsrc--bootboot
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Added clear screen

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bzt 2020-09-17 18:46:28 +02:00
parent e1023b8f74
commit 7914657ce5
2 changed files with 8 additions and 0 deletions
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images/coreboot.rom.gz
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x86_64-cb/bootboot.c
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@ -1194,6 +1194,14 @@ gzerr: panic("Unable to uncompress");
}
DBG(" * Memory Map @%lx %d bytes\n",(uintptr_t)&(bootboot->mmap), bootboot->size - 128);
/* clear the screen */
for(np=sp=0;sp<bootboot->fb_height;sp++) {
r=np;
for(i=0;i<bootboot->fb_width;i+=2,r+=8)
*((uint64_t*)(uintptr_t)(bootboot->fb_ptr + r))=0;
np+=bootboot->fb_scanline;
}
/* continue in Assembly, enable long mode and jump to kernel's entry point */
bsp_init();