1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _PARISC_PSW_H 3 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. */ 66 struct 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