psw.h (2464B)
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