snd_emu_proc_ptr_reg_read
snd_emu_proc_ptr_reg_read(entry, buffer, 0, 0, 0x40, 64);
snd_emu_proc_ptr_reg_read(entry, buffer, 0, 0x40, 0x40, 64);
snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0, 0x40, 4);
snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0x40, 0x40, 4);
snd_emu_proc_ptr_reg_read(entry, buffer, 0x20, 0x80, 0x20, 4);