x86/asm/debugreg.h

1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
8  * DR6_ACTIVE_LOW combines fixed-1 and active-low bits (e.g. RTM), and is also
15 #define DR6_TRAP0	BIT(0)		/* DR0 matched */
16 #define DR6_TRAP1	BIT(1)		/* DR1 matched */
17 #define DR6_TRAP2	BIT(2)		/* DR2 matched */
18 #define DR6_TRAP3	BIT(3)		/* DR3 matched */
21 #define DR6_BUS_LOCK	BIT(11)		/* Bus lock	    0x800 */
22 #define DR6_BD		BIT(13)		/* General Detect  0x2000 */
23 #define DR6_BS		BIT(14)		/* Single-Step	   0x4000 */
24 #define DR6_BT		BIT(15)		/* Task Switch	   0x8000 */
25 #define DR6_RTM		BIT(16)		/* RTM / TSX	  0x10000 */
30 #define DR7_LE		BIT(8)		/* Local Exact	    0x100 */
31 #define DR7_GE		BIT(9)		/* Global Exact     0x200 */
32 #define DR7_RTM		BIT(11)		/* RTM / TSX	    0x800 */
33 #define DR7_GD		BIT(13)		/* General Detect  0x2000 */
36  * Enable bits for DR0-D3.  Bits 0, 2, 4, and 6 are local enable bits (cleared
40 #define DR7_LOCAL_ENABLE_DRx(x)		(BIT(0) << (x))
41 #define DR7_GLOBAL_ENABLE_DRx(x)	(BIT(1) << (x))
50 /* Condition/type of the breakpoint for DR0-3. */
57 /* Length of the breakpoint for DR0-3. */
62 #define DR7_LEN_8_DRx(x)	DR7_LEN_DRx(x, 2) /* Out of sequence, undefined for 32-bit CPUs. */