1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _PARISC_PSW_H 3*4882a593Smuzhiyun #define _PARISC_PSW_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #define PSW_I 0x00000001 6*4882a593Smuzhiyun #define PSW_D 0x00000002 7*4882a593Smuzhiyun #define PSW_P 0x00000004 8*4882a593Smuzhiyun #define PSW_Q 0x00000008 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #define PSW_R 0x00000010 11*4882a593Smuzhiyun #define PSW_F 0x00000020 12*4882a593Smuzhiyun #define PSW_G 0x00000040 /* PA1.x only */ 13*4882a593Smuzhiyun #define PSW_O 0x00000080 /* PA2.0 only */ 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun /* ssm/rsm instructions number PSW_W and PSW_E differently */ 16*4882a593Smuzhiyun #define PSW_SM_I PSW_I /* Enable External Interrupts */ 17*4882a593Smuzhiyun #define PSW_SM_D PSW_D 18*4882a593Smuzhiyun #define PSW_SM_P PSW_P 19*4882a593Smuzhiyun #define PSW_SM_Q PSW_Q /* Enable Interrupt State Collection */ 20*4882a593Smuzhiyun #define PSW_SM_R PSW_R /* Enable Recover Counter Trap */ 21*4882a593Smuzhiyun #define PSW_SM_W 0x200 /* PA2.0 only : Enable Wide Mode */ 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun #define PSW_SM_QUIET PSW_SM_R+PSW_SM_Q+PSW_SM_P+PSW_SM_D+PSW_SM_I 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #define PSW_CB 0x0000ff00 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun #define PSW_M 0x00010000 28*4882a593Smuzhiyun #define PSW_V 0x00020000 29*4882a593Smuzhiyun #define PSW_C 0x00040000 30*4882a593Smuzhiyun #define PSW_B 0x00080000 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun #define PSW_X 0x00100000 33*4882a593Smuzhiyun #define PSW_N 0x00200000 34*4882a593Smuzhiyun #define PSW_L 0x00400000 35*4882a593Smuzhiyun #define PSW_H 0x00800000 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun #define PSW_T 0x01000000 38*4882a593Smuzhiyun #define PSW_S 0x02000000 39*4882a593Smuzhiyun #define PSW_E 0x04000000 40*4882a593Smuzhiyun #define PSW_W 0x08000000 /* PA2.0 only */ 41*4882a593Smuzhiyun #define PSW_W_BIT 36 /* PA2.0 only */ 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun #define PSW_Z 0x40000000 /* PA1.x only */ 44*4882a593Smuzhiyun #define PSW_Y 0x80000000 /* PA1.x only */ 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun #ifdef CONFIG_64BIT 47*4882a593Smuzhiyun # define PSW_HI_CB 0x000000ff /* PA2.0 only */ 48*4882a593Smuzhiyun #endif 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun #ifdef CONFIG_64BIT 51*4882a593Smuzhiyun # define USER_PSW_HI_MASK PSW_HI_CB 52*4882a593Smuzhiyun # define WIDE_PSW PSW_W 53*4882a593Smuzhiyun #else 54*4882a593Smuzhiyun # define WIDE_PSW 0 55*4882a593Smuzhiyun #endif 56*4882a593Smuzhiyun 57*4882a593Smuzhiyun /* Used when setting up for rfi */ 58*4882a593Smuzhiyun #define KERNEL_PSW (WIDE_PSW | PSW_C | PSW_Q | PSW_P | PSW_D) 59*4882a593Smuzhiyun #define REAL_MODE_PSW (WIDE_PSW | PSW_Q) 60*4882a593Smuzhiyun #define USER_PSW_MASK (WIDE_PSW | PSW_T | PSW_N | PSW_X | PSW_B | PSW_V | PSW_CB) 61*4882a593Smuzhiyun #define USER_PSW (PSW_C | PSW_Q | PSW_P | PSW_D | PSW_I) 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun #ifndef __ASSEMBLY__ 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun /* The program status word as bitfields. */ 66*4882a593Smuzhiyun struct pa_psw { 67*4882a593Smuzhiyun unsigned int y:1; 68*4882a593Smuzhiyun unsigned int z:1; 69*4882a593Smuzhiyun unsigned int rv:2; 70*4882a593Smuzhiyun unsigned int w:1; 71*4882a593Smuzhiyun unsigned int e:1; 72*4882a593Smuzhiyun unsigned int s:1; 73*4882a593Smuzhiyun unsigned int t:1; 74*4882a593Smuzhiyun 75*4882a593Smuzhiyun unsigned int h:1; 76*4882a593Smuzhiyun unsigned int l:1; 77*4882a593Smuzhiyun unsigned int n:1; 78*4882a593Smuzhiyun unsigned int x:1; 79*4882a593Smuzhiyun unsigned int b:1; 80*4882a593Smuzhiyun unsigned int c:1; 81*4882a593Smuzhiyun unsigned int v:1; 82*4882a593Smuzhiyun unsigned int m:1; 83*4882a593Smuzhiyun 84*4882a593Smuzhiyun unsigned int cb:8; 85*4882a593Smuzhiyun 86*4882a593Smuzhiyun unsigned int o:1; 87*4882a593Smuzhiyun unsigned int g:1; 88*4882a593Smuzhiyun unsigned int f:1; 89*4882a593Smuzhiyun unsigned int r:1; 90*4882a593Smuzhiyun unsigned int q:1; 91*4882a593Smuzhiyun unsigned int p:1; 92*4882a593Smuzhiyun unsigned int d:1; 93*4882a593Smuzhiyun unsigned int i:1; 94*4882a593Smuzhiyun }; 95*4882a593Smuzhiyun 96*4882a593Smuzhiyun #ifdef CONFIG_64BIT 97*4882a593Smuzhiyun #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW + 4)) 98*4882a593Smuzhiyun #else 99*4882a593Smuzhiyun #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW)) 100*4882a593Smuzhiyun #endif 101*4882a593Smuzhiyun 102*4882a593Smuzhiyun #endif /* !__ASSEMBLY__ */ 103*4882a593Smuzhiyun 104*4882a593Smuzhiyun #endif 105