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.global gfx_clear
.extern fb_width
.extern fb_height
.extern fb_bpp
.extern _gfx_bgcol
.extern framebuffer
# void gfx_clear(uint32_t color)
gfx_clear:
movzwl fb_width, %ecx
movzwl fb_height, %edx
movl framebuffer, %eax
pushl %ebx
movl _gfx_bgcol, %ebx
imull %ecx, %edx
movzbl fb_bpp, %ecx
imull %ecx, %edx
addl %eax, %edx
cmpl %edx, %eax
jnb .L2
.L6:
movl %ebx, (%eax)
addl %ecx, %eax
cmpl %eax, %edx
ja .L6
.L2:
popl %ebx
ret
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