1 // SPDX-License-Identifier: GPL-2.0 1 2 /* 3 * Support for the configuration register spac 4 * 0x22 and 0x23 variously used by PC architec 5 * Cyrix CPUs, numerous chipsets. As the spac 6 * it may have to be protected with a spinlock 7 */ 8 9 #include <linux/spinlock.h> 10 11 #include <asm/pc-conf-reg.h> 12 13 DEFINE_RAW_SPINLOCK(pc_conf_lock); 14
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