| /* | |
| * include/asm-s390/setup.h | |
| * | |
| * S390 version | |
| * Copyright IBM Corp. 1999,2006 | |
| */ | |
| #ifndef _ASM_S390_SETUP_H | |
| #define _ASM_S390_SETUP_H | |
| #define COMMAND_LINE_SIZE 1024 | |
| #define ARCH_COMMAND_LINE_SIZE 896 | |
| #ifdef __KERNEL__ | |
| #include <asm/types.h> | |
| #define PARMAREA 0x10400 | |
| #define MEMORY_CHUNKS 256 | |
| #ifndef __ASSEMBLY__ | |
| #ifndef __s390x__ | |
| #define IPL_DEVICE (*(unsigned long *) (0x10404)) | |
| #define INITRD_START (*(unsigned long *) (0x1040C)) | |
| #define INITRD_SIZE (*(unsigned long *) (0x10414)) | |
| #else /* __s390x__ */ | |
| #define IPL_DEVICE (*(unsigned long *) (0x10400)) | |
| #define INITRD_START (*(unsigned long *) (0x10408)) | |
| #define INITRD_SIZE (*(unsigned long *) (0x10410)) | |
| #endif /* __s390x__ */ | |
| #define COMMAND_LINE ((char *) (0x10480)) | |
| #define CHUNK_READ_WRITE 0 | |
| #define CHUNK_READ_ONLY 1 | |
| struct mem_chunk { | |
| unsigned long addr; | |
| unsigned long size; | |
| int type; | |
| }; | |
| extern struct mem_chunk memory_chunk[]; | |
| extern unsigned long real_memory_size; | |
| void detect_memory_layout(struct mem_chunk chunk[]); | |
| #ifdef CONFIG_S390_SWITCH_AMODE | |
| extern unsigned int switch_amode; | |
| #else | |
| #define switch_amode (0) | |
| #endif | |
| #ifdef CONFIG_S390_EXEC_PROTECT | |
| extern unsigned int s390_noexec; | |
| #else | |
| #define s390_noexec (0) | |
| #endif | |
| /* | |
| * Machine features detected in head.S | |
| */ | |
| extern unsigned long machine_flags; | |
| #define MACHINE_FLAG_VM (1UL << 0) | |
| #define MACHINE_FLAG_IEEE (1UL << 1) | |
| #define MACHINE_FLAG_CSP (1UL << 3) | |
| #define MACHINE_FLAG_MVPG (1UL << 4) | |
| #define MACHINE_FLAG_DIAG44 (1UL << 5) | |
| #define MACHINE_FLAG_IDTE (1UL << 6) | |
| #define MACHINE_FLAG_DIAG9C (1UL << 7) | |
| #define MACHINE_FLAG_MVCOS (1UL << 8) | |
| #define MACHINE_FLAG_KVM (1UL << 9) | |
| #define MACHINE_FLAG_HPAGE (1UL << 10) | |
| #define MACHINE_FLAG_PFMF (1UL << 11) | |
| #define MACHINE_IS_VM (machine_flags & MACHINE_FLAG_VM) | |
| #define MACHINE_IS_KVM (machine_flags & MACHINE_FLAG_KVM) | |
| #define MACHINE_HAS_DIAG9C (machine_flags & MACHINE_FLAG_DIAG9C) | |
| #ifndef __s390x__ | |
| #define MACHINE_HAS_IEEE (machine_flags & MACHINE_FLAG_IEEE) | |
| #define MACHINE_HAS_CSP (machine_flags & MACHINE_FLAG_CSP) | |
| #define MACHINE_HAS_IDTE (0) | |
| #define MACHINE_HAS_DIAG44 (1) | |
| #define MACHINE_HAS_MVPG (machine_flags & MACHINE_FLAG_MVPG) | |
| #define MACHINE_HAS_MVCOS (0) | |
| #define MACHINE_HAS_HPAGE (0) | |
| #define MACHINE_HAS_PFMF (0) | |
| #else /* __s390x__ */ | |
| #define MACHINE_HAS_IEEE (1) | |
| #define MACHINE_HAS_CSP (1) | |
| #define MACHINE_HAS_IDTE (machine_flags & MACHINE_FLAG_IDTE) | |
| #define MACHINE_HAS_DIAG44 (machine_flags & MACHINE_FLAG_DIAG44) | |
| #define MACHINE_HAS_MVPG (1) | |
| #define MACHINE_HAS_MVCOS (machine_flags & MACHINE_FLAG_MVCOS) | |
| #define MACHINE_HAS_HPAGE (machine_flags & MACHINE_FLAG_HPAGE) | |
| #define MACHINE_HAS_PFMF (machine_flags & MACHINE_FLAG_PFMF) | |
| #endif /* __s390x__ */ | |
| #define ZFCPDUMP_HSA_SIZE (32UL<<20) | |
| /* | |
| * Console mode. Override with conmode= | |
| */ | |
| extern unsigned int console_mode; | |
| extern unsigned int console_devno; | |
| extern unsigned int console_irq; | |
| extern char vmhalt_cmd[]; | |
| extern char vmpoff_cmd[]; | |
| #define CONSOLE_IS_UNDEFINED (console_mode == 0) | |
| #define CONSOLE_IS_SCLP (console_mode == 1) | |
| #define CONSOLE_IS_3215 (console_mode == 2) | |
| #define CONSOLE_IS_3270 (console_mode == 3) | |
| #define SET_CONSOLE_SCLP do { console_mode = 1; } while (0) | |
| #define SET_CONSOLE_3215 do { console_mode = 2; } while (0) | |
| #define SET_CONSOLE_3270 do { console_mode = 3; } while (0) | |
| #define NSS_NAME_SIZE 8 | |
| extern char kernel_nss_name[]; | |
| #else /* __ASSEMBLY__ */ | |
| #ifndef __s390x__ | |
| #define IPL_DEVICE 0x10404 | |
| #define INITRD_START 0x1040C | |
| #define INITRD_SIZE 0x10414 | |
| #else /* __s390x__ */ | |
| #define IPL_DEVICE 0x10400 | |
| #define INITRD_START 0x10408 | |
| #define INITRD_SIZE 0x10410 | |
| #endif /* __s390x__ */ | |
| #define COMMAND_LINE 0x10480 | |
| #endif /* __ASSEMBLY__ */ | |
| #endif /* __KERNEL__ */ | |
| #endif /* _ASM_S390_SETUP_H */ |