105 lines
2.4 KiB
C
105 lines
2.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _PARISC_PSW_H
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#define _PARISC_PSW_H
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#define PSW_I 0x00000001
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#define PSW_D 0x00000002
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#define PSW_P 0x00000004
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#define PSW_Q 0x00000008
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#define PSW_R 0x00000010
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#define PSW_F 0x00000020
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#define PSW_G 0x00000040 /* PA1.x only */
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#define PSW_O 0x00000080 /* PA2.0 only */
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/* ssm/rsm instructions number PSW_W and PSW_E differently */
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#define PSW_SM_I PSW_I /* Enable External Interrupts */
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#define PSW_SM_D PSW_D
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#define PSW_SM_P PSW_P
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#define PSW_SM_Q PSW_Q /* Enable Interrupt State Collection */
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#define PSW_SM_R PSW_R /* Enable Recover Counter Trap */
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#define PSW_SM_W 0x200 /* PA2.0 only : Enable Wide Mode */
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#define PSW_SM_QUIET PSW_SM_R+PSW_SM_Q+PSW_SM_P+PSW_SM_D+PSW_SM_I
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#define PSW_CB 0x0000ff00
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#define PSW_M 0x00010000
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#define PSW_V 0x00020000
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#define PSW_C 0x00040000
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#define PSW_B 0x00080000
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#define PSW_X 0x00100000
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#define PSW_N 0x00200000
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#define PSW_L 0x00400000
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#define PSW_H 0x00800000
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#define PSW_T 0x01000000
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#define PSW_S 0x02000000
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#define PSW_E 0x04000000
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#define PSW_W 0x08000000 /* PA2.0 only */
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#define PSW_W_BIT 36 /* PA2.0 only */
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#define PSW_Z 0x40000000 /* PA1.x only */
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#define PSW_Y 0x80000000 /* PA1.x only */
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#ifdef CONFIG_64BIT
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# define PSW_HI_CB 0x000000ff /* PA2.0 only */
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#endif
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#ifdef CONFIG_64BIT
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# define USER_PSW_HI_MASK PSW_HI_CB
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# define WIDE_PSW PSW_W
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#else
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# define WIDE_PSW 0
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#endif
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/* Used when setting up for rfi */
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#define KERNEL_PSW (WIDE_PSW | PSW_C | PSW_Q | PSW_P | PSW_D)
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#define REAL_MODE_PSW (WIDE_PSW | PSW_Q)
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#define USER_PSW_MASK (WIDE_PSW | PSW_T | PSW_N | PSW_X | PSW_B | PSW_V | PSW_CB)
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#define USER_PSW (PSW_C | PSW_Q | PSW_P | PSW_D | PSW_I)
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#ifndef __ASSEMBLY__
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/* The program status word as bitfields. */
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struct pa_psw {
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unsigned int y:1;
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unsigned int z:1;
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unsigned int rv:2;
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unsigned int w:1;
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unsigned int e:1;
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unsigned int s:1;
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unsigned int t:1;
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unsigned int h:1;
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unsigned int l:1;
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unsigned int n:1;
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unsigned int x:1;
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unsigned int b:1;
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unsigned int c:1;
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unsigned int v:1;
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unsigned int m:1;
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unsigned int cb:8;
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unsigned int o:1;
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unsigned int g:1;
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unsigned int f:1;
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unsigned int r:1;
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unsigned int q:1;
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unsigned int p:1;
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unsigned int d:1;
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unsigned int i:1;
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};
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#ifdef CONFIG_64BIT
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#define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW + 4))
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#else
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#define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW))
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#endif
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#endif /* !__ASSEMBLY__ */
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#endif
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