1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _PARISC_PSW_H
3#define _PARISC_PSW_H
4
5#define	PSW_I	0x00000001
6#define	PSW_D	0x00000002
7#define	PSW_P	0x00000004
8#define	PSW_Q	0x00000008
9
10#define	PSW_R	0x00000010
11#define	PSW_F	0x00000020
12#define	PSW_G	0x00000040	/* PA1.x only */
13#define PSW_O	0x00000080	/* PA2.0 only */
14
15/* ssm/rsm instructions number PSW_W and PSW_E differently */
16#define PSW_SM_I	PSW_I	/* Enable External Interrupts */
17#define PSW_SM_D	PSW_D
18#define PSW_SM_P	PSW_P
19#define PSW_SM_Q	PSW_Q	/* Enable Interrupt State Collection */
20#define PSW_SM_R	PSW_R	/* Enable Recover Counter Trap */
21#define PSW_SM_W	0x200	/* PA2.0 only : Enable Wide Mode */
22
23#define PSW_SM_QUIET	PSW_SM_R+PSW_SM_Q+PSW_SM_P+PSW_SM_D+PSW_SM_I
24
25#define PSW_CB	0x0000ff00
26
27#define	PSW_M	0x00010000
28#define	PSW_V	0x00020000
29#define	PSW_C	0x00040000
30#define	PSW_B	0x00080000
31
32#define	PSW_X	0x00100000
33#define	PSW_N	0x00200000
34#define	PSW_L	0x00400000
35#define	PSW_H	0x00800000
36
37#define	PSW_T	0x01000000
38#define	PSW_S	0x02000000
39#define	PSW_E	0x04000000
40#define PSW_W	0x08000000	/* PA2.0 only */
41#define PSW_W_BIT       36      /* PA2.0 only */
42
43#define	PSW_Z	0x40000000	/* PA1.x only */
44#define	PSW_Y	0x80000000	/* PA1.x only */
45
46#ifdef CONFIG_64BIT
47#  define PSW_HI_CB 0x000000ff    /* PA2.0 only */
48#endif
49
50#ifdef CONFIG_64BIT
51#  define USER_PSW_HI_MASK	PSW_HI_CB
52#  define WIDE_PSW		PSW_W
53#else
54#  define WIDE_PSW		0
55#endif
56
57/* Used when setting up for rfi */
58#define KERNEL_PSW    (WIDE_PSW | PSW_C | PSW_Q | PSW_P | PSW_D)
59#define REAL_MODE_PSW (WIDE_PSW | PSW_Q)
60#define USER_PSW_MASK (WIDE_PSW | PSW_T | PSW_N | PSW_X | PSW_B | PSW_V | PSW_CB)
61#define USER_PSW      (PSW_C | PSW_Q | PSW_P | PSW_D | PSW_I)
62
63#ifndef __ASSEMBLY__
64
65/* The program status word as bitfields.  */
66struct pa_psw {
67	unsigned int y:1;
68	unsigned int z:1;
69	unsigned int rv:2;
70	unsigned int w:1;
71	unsigned int e:1;
72	unsigned int s:1;
73	unsigned int t:1;
74
75	unsigned int h:1;
76	unsigned int l:1;
77	unsigned int n:1;
78	unsigned int x:1;
79	unsigned int b:1;
80	unsigned int c:1;
81	unsigned int v:1;
82	unsigned int m:1;
83
84	unsigned int cb:8;
85
86	unsigned int o:1;
87	unsigned int g:1;
88	unsigned int f:1;
89	unsigned int r:1;
90	unsigned int q:1;
91	unsigned int p:1;
92	unsigned int d:1;
93	unsigned int i:1;
94};
95
96#ifdef CONFIG_64BIT
97#define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW + 4))
98#else
99#define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW))
100#endif
101
102#endif /* !__ASSEMBLY__ */
103
104#endif
105