ref: c748ba68a174ed7f2cc4ac8975d72b9b959d6b63
dir: /hantest.c/
#include <u.h>
#include <libc.h>
static u32int *g1, *g2;
void
main(int argc, char **argv)
{
ARGBEGIN{
}ARGEND
if((g1 = segattach(0, "vpu_hantro_g1", 0, 0x200)) == (void*)-1)
sysfatal("no G1");
if((g2 = segattach(0, "vpu_hantro_g2", 0, 0x40c+4)) == (void*)-1)
sysfatal("no G2");
print("bus: ");
switch((g1[50]>>16)&7){
case 1: print("ahb master, ahb slave"); break;
case 2: print("ocp master, ocp slave"); break;
case 3: print("axi master, axi slave"); break;
case 4: print("axi master, apb slave"); break;
case 5: print("axi master, ahb slave"); break;
default: print("ERROR\n"); break;
}
char *buswidth[] = {"ERROR", "32", "64", "128"};
print(", %s bit\n", buswidth[(g1[50]>>12)&3]);
print("cores: %d\n", 1+(g1[54]>>7)&7);
print("g1: h.264=%d vp8=%d max_owidth=%d\n",
!!(g1[57]&(1<<31)),
(g1[54]&(1<<23)) && (g1[57]&(1<<20)),
((g1[54]>>14)&3)<<11 | g1[50]&((1<<11)-1)
);
print("g2: hevc=%d (main%d) vp9=%d (profile %d) downscale=%d max_owidth=%d max_oheight=%d\n",
!!(g2[23]&(1<<0)),
8 + 2*((g2[23]>>8)&0xf),
!!(g2[23]&(1<<1)),
0 + 2*((g2[23]>>12)&0xf),
!!(g2[23]&(1<<3)),
((g2[54]>>14)&3)<<11 | g2[50]&((1<<11)-1),
g2[56]&((1<<13)-1)
);
print("pp: exists=%d dithering=%d deinterlace=%d upscale=%d downscale=%d max_owidth=%d\n",
!!(g1[99]&(1<<31)),
!!(g1[100]&(1<<28)),
(g1[100]&(1<<25)) && (g1[99]&(1<<30)),
!!((g1[100]>>26)&3),
((g1[100]>>26)&3) == 3,
g1[100]&((1<<13)-1)
);
segdetach(g1);
segdetach(g2);
exits(nil);
}