xref: /OK3568_Linux_fs/kernel/arch/parisc/include/asm/kexec.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef _ASM_PARISC_KEXEC_H
3*4882a593Smuzhiyun #define _ASM_PARISC_KEXEC_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun /* Maximum physical address we can use pages from */
6*4882a593Smuzhiyun #define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
7*4882a593Smuzhiyun /* Maximum address we can reach in physical address mode */
8*4882a593Smuzhiyun #define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)
9*4882a593Smuzhiyun /* Maximum address we can use for the control code buffer */
10*4882a593Smuzhiyun #define KEXEC_CONTROL_MEMORY_LIMIT (-1UL)
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #define KEXEC_CONTROL_PAGE_SIZE	4096
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #define KEXEC_ARCH KEXEC_ARCH_PARISC
15*4882a593Smuzhiyun #define ARCH_HAS_KIMAGE_ARCH
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #ifndef __ASSEMBLY__
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun struct kimage_arch {
20*4882a593Smuzhiyun 	unsigned long initrd_start;
21*4882a593Smuzhiyun 	unsigned long initrd_end;
22*4882a593Smuzhiyun 	unsigned long cmdline;
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun 
crash_setup_regs(struct pt_regs * newregs,struct pt_regs * oldregs)25*4882a593Smuzhiyun static inline void crash_setup_regs(struct pt_regs *newregs,
26*4882a593Smuzhiyun 				    struct pt_regs *oldregs)
27*4882a593Smuzhiyun {
28*4882a593Smuzhiyun 	/* Dummy implementation for now */
29*4882a593Smuzhiyun }
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #endif /* _ASM_PARISC_KEXEC_H */
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