ARB_BP_CAP_MASTER
[ARB_BP_CAP_MASTER] = 0x05c,
[ARB_BP_CAP_MASTER] = 0x164,
[ARB_BP_CAP_MASTER] = 0x1e4,
master = gisb_read(gdev, ARB_BP_CAP_MASTER);
[ARB_BP_CAP_MASTER] = -1,
[ARB_BP_CAP_MASTER] = 0x234,
[ARB_BP_CAP_MASTER] = 0x0c4,