cregit-Linux how code gets into the kernel

Release 4.14 arch/parisc/include/asm/psw.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PARISC_PSW_H



#define	PSW_I	0x00000001

#define	PSW_D	0x00000002

#define	PSW_P	0x00000004

#define	PSW_Q	0x00000008


#define	PSW_R	0x00000010

#define	PSW_F	0x00000020

#define	PSW_G	0x00000040	
/* PA1.x only */

#define PSW_O	0x00000080	
/* PA2.0 only */

/* ssm/rsm instructions number PSW_W and PSW_E differently */

#define PSW_SM_I	PSW_I	
/* Enable External Interrupts */

#define PSW_SM_D	PSW_D

#define PSW_SM_P	PSW_P

#define PSW_SM_Q	PSW_Q	
/* Enable Interrupt State Collection */

#define PSW_SM_R	PSW_R	
/* Enable Recover Counter Trap */

#define PSW_SM_W	0x200	
/* PA2.0 only : Enable Wide Mode */


#define PSW_SM_QUIET	PSW_SM_R+PSW_SM_Q+PSW_SM_P+PSW_SM_D+PSW_SM_I


#define PSW_CB	0x0000ff00


#define	PSW_M	0x00010000

#define	PSW_V	0x00020000

#define	PSW_C	0x00040000

#define	PSW_B	0x00080000


#define	PSW_X	0x00100000

#define	PSW_N	0x00200000

#define	PSW_L	0x00400000

#define	PSW_H	0x00800000


#define	PSW_T	0x01000000

#define	PSW_S	0x02000000

#define	PSW_E	0x04000000

#define PSW_W	0x08000000	
/* PA2.0 only */

#define PSW_W_BIT       36      
/* PA2.0 only */


#define	PSW_Z	0x40000000	
/* PA1.x only */

#define	PSW_Y	0x80000000	
/* PA1.x only */

#ifdef CONFIG_64BIT

#  define PSW_HI_CB 0x000000ff    
/* PA2.0 only */
#endif

#ifdef CONFIG_64BIT

#  define USER_PSW_HI_MASK	PSW_HI_CB

#  define WIDE_PSW		PSW_W
#else 

#  define WIDE_PSW		0
#endif

/* Used when setting up for rfi */

#define KERNEL_PSW    (WIDE_PSW | PSW_C | PSW_Q | PSW_P | PSW_D)

#define REAL_MODE_PSW (WIDE_PSW | PSW_Q)

#define USER_PSW_MASK (WIDE_PSW | PSW_T | PSW_N | PSW_X | PSW_B | PSW_V | PSW_CB)

#define USER_PSW      (PSW_C | PSW_Q | PSW_P | PSW_D | PSW_I)

#ifndef __ASSEMBLY__

/* The program status word as bitfields.  */

struct pa_psw {
	
unsigned int y:1;
	
unsigned int z:1;
	
unsigned int rv:2;
	
unsigned int w:1;
	
unsigned int e:1;
	
unsigned int s:1;
	
unsigned int t:1;

	
unsigned int h:1;
	
unsigned int l:1;
	
unsigned int n:1;
	
unsigned int x:1;
	
unsigned int b:1;
	
unsigned int c:1;
	
unsigned int v:1;
	
unsigned int m:1;

	
unsigned int cb:8;

	
unsigned int o:1;
	
unsigned int g:1;
	
unsigned int f:1;
	
unsigned int r:1;
	
unsigned int q:1;
	
unsigned int p:1;
	
unsigned int d:1;
	
unsigned int i:1;
};

#ifdef CONFIG_64BIT

#define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW + 4))
#else

#define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW))
#endif

#endif /* !__ASSEMBLY__ */

#endif

Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells17748.63%120.00%
Linus Torvalds (pre-git)11130.49%120.00%
Grant Grundler5114.01%120.00%
Matthew Wilcox246.59%120.00%
Greg Kroah-Hartman10.27%120.00%
Total364100.00%5100.00%
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