Skip to content

L
linux
Commit b50819c2 authored by Martin Schwidefsky's avatar Martin Schwidefsky Committed by Linus Torvalds
Browse files
Options

[PATCH] s390/s390x unification (3/7) 

Merge s390x and s390 to one architecture.
parent 9491d77e
Expand all Show whitespace changes
Inline Side-by-side
Showing with 2613 additions and 282 deletions
arch/s390/kernel/compat_signal.c 0 → 100644
View file @ b50819c2
This diff is collapsed.
arch/s390/kernel/compat_wrapper.S 0 → 100644
View file @ b50819c2
This diff is collapsed.
arch/s390/kernel/cpcmd.c
View file @ b50819c2
......@@ -10,19 +10,26 @@
#include <linux/kernel.h>
#include <linux/string.h>
#include <asm/ebcdic.h>
#include <linux/spinlock.h>
#include <asm/cpcmd.h>
#include <asm/system.h>
static spinlock_t cpcmd_lock = SPIN_LOCK_UNLOCKED;
static char cpcmd_buf[128];
void cpcmd(char *cmd, char *response, int rlen)
{
const int mask = 0x40000000L;
char obuffer[128];
int olen;
unsigned long flags;
int cmdlen;
olen = strlen(cmd);
strcpy(obuffer, cmd);
ASCEBC(obuffer,olen);
spin_lock_irqsave(&cpcmd_lock, flags);
cmdlen = strlen(cmd);
strcpy(cpcmd_buf, cmd);
ASCEBC(cpcmd_buf, cmdlen);
if (response != NULL && rlen > 0) {
#ifndef CONFIG_ARCH_S390X
asm volatile ("LRA 2,0(%0)\n\t"
"LR 4,%1\n\t"
"O 4,%4\n\t"
......@@ -30,17 +37,43 @@ void cpcmd(char *cmd, char *response, int rlen)
"LR 5,%3\n\t"
".long 0x83240008 # Diagnose 83\n\t"
: /* no output */
: "a" (obuffer), "d" (olen),
: "a" (cpcmd_buf), "d" (cmdlen),
"a" (response), "d" (rlen), "m" (mask)
: "2", "3", "4", "5" );
#else /* CONFIG_ARCH_S390X */
asm volatile (" lrag 2,0(%0)\n"
" lgr 4,%1\n"
" o 4,%4\n"
" lrag 3,0(%2)\n"
" lgr 5,%3\n"
" sam31\n"
" .long 0x83240008 # Diagnose 83\n"
" sam64"
: /* no output */
: "a" (cpcmd_buf), "d" (cmdlen),
"a" (response), "d" (rlen), "m" (mask)
: "2", "3", "4", "5" );
#endif /* CONFIG_ARCH_S390X */
EBCASC(response, rlen);
} else {
#ifndef CONFIG_ARCH_S390X
asm volatile ("LRA 2,0(%0)\n\t"
"LR 3,%1\n\t"
".long 0x83230008 # Diagnose 83\n\t"
: /* no output */
: "a" (obuffer), "d" (olen)
: "a" (cpcmd_buf), "d" (cmdlen)
: "2", "3" );
#else /* CONFIG_ARCH_S390X */
asm volatile (" lrag 2,0(%0)\n"
" lgr 3,%1\n"
" sam31\n"
" .long 0x83230008 # Diagnose 83\n"
" sam64"
: /* no output */
: "a" (cpcmd_buf), "d" (cmdlen)
: "2", "3" );
#endif /* CONFIG_ARCH_S390X */
}
spin_unlock_irqrestore(&cpcmd_lock, flags);
}
arch/s390/kernel/debug.c
View file @ b50819c2
......@@ -16,7 +16,6 @@
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/ctype.h>
#include <linux/version.h>
#include <asm/uaccess.h>
#include <asm/semaphore.h>
......@@ -1111,17 +1110,10 @@ int debug_dflt_header_fn(debug_info_t * id, struct debug_view *view,
except_str = "*";
else
except_str = "-";
caller = (unsigned long) entry->caller;
#if defined(CONFIG_ARCH_S390X)
rc += sprintf(out_buf, "%02i %011lu:%06lu %1u %1s %02i %016lx ",
caller = ((unsigned long) entry->caller) & PSW_ADDR_INSN;
rc += sprintf(out_buf, "%02i %011lu:%06lu %1u %1s %02i %p ",
area, time_val.tv_sec, time_val.tv_usec, level,
except_str, entry->id.fields.cpuid, caller);
#else
caller &= 0x7fffffff;
rc += sprintf(out_buf, "%02i %011lu:%06lu %1u %1s %02i %08lx ",
area, time_val.tv_sec, time_val.tv_usec, level,
except_str, entry->id.fields.cpuid, caller);
#endif
except_str, entry->id.fields.cpuid, (void *) caller);
return rc;
}
......
arch/s390/kernel/entry.S
View file @ b50819c2
......@@ -364,271 +364,12 @@ sys_sigaltstack_glue:
l %r1,BASED(.Lsigaltstack)
br %r1 # branch to sys_sigreturn
#define SYSCALL(esa,esame,emu) .long esa
.globl sys_call_table
sys_call_table:
.long sys_ni_syscall /* 0 */
.long sys_exit
.long sys_fork_glue
.long sys_read
.long sys_write
.long sys_open /* 5 */
.long sys_close
.long sys_restart_syscall
.long sys_creat
.long sys_link
.long sys_unlink /* 10 */
.long sys_execve_glue
.long sys_chdir
.long sys_time
.long sys_mknod
.long sys_chmod /* 15 */
.long sys_lchown16
.long sys_ni_syscall /* old break syscall holder */
.long sys_ni_syscall /* old stat syscall holder */
.long sys_lseek
.long sys_getpid /* 20 */
.long sys_mount
.long sys_oldumount
.long sys_setuid16
.long sys_getuid16
.long sys_stime /* 25 */
.long sys_ptrace
.long sys_alarm
.long sys_ni_syscall /* old fstat syscall holder */
.long sys_pause
.long sys_utime /* 30 */
.long sys_ni_syscall /* old stty syscall holder */
.long sys_ni_syscall /* old gtty syscall holder */
.long sys_access
.long sys_nice
.long sys_ni_syscall /* 35 */ /* old ftime syscall holder */
.long sys_sync
.long sys_kill
.long sys_rename
.long sys_mkdir
.long sys_rmdir /* 40 */
.long sys_dup
.long sys_pipe
.long sys_times
.long sys_ni_syscall /* old prof syscall holder */
.long sys_brk /* 45 */
.long sys_setgid16
.long sys_getgid16
.long sys_signal
.long sys_geteuid16
.long sys_getegid16 /* 50 */
.long sys_acct
.long sys_umount
.long sys_ni_syscall /* old lock syscall holder */
.long sys_ioctl
.long sys_fcntl /* 55 */
.long sys_ni_syscall /* old mpx syscall holder */
.long sys_setpgid
.long sys_ni_syscall /* old ulimit syscall holder */
.long sys_ni_syscall /* old uname syscall holder */
.long sys_umask /* 60 */
.long sys_chroot
.long sys_ustat
.long sys_dup2
.long sys_getppid
.long sys_getpgrp /* 65 */
.long sys_setsid
.long sys_sigaction
.long sys_ni_syscall /* old sgetmask syscall holder */
.long sys_ni_syscall /* old ssetmask syscall holder */
.long sys_setreuid16 /* 70 */
.long sys_setregid16
.long sys_sigsuspend_glue
.long sys_sigpending
.long sys_sethostname
.long sys_setrlimit /* 75 */
.long sys_old_getrlimit
.long sys_getrusage
.long sys_gettimeofday
.long sys_settimeofday
.long sys_getgroups16 /* 80 */
.long sys_setgroups16
.long sys_ni_syscall /* old select syscall holder */
.long sys_symlink
.long sys_ni_syscall /* old lstat syscall holder */
.long sys_readlink /* 85 */
.long sys_uselib
.long sys_swapon
.long sys_reboot
.long sys_ni_syscall /* old readdir syscall holder */
.long old_mmap /* 90 */
.long sys_munmap
.long sys_truncate
.long sys_ftruncate
.long sys_fchmod
.long sys_fchown16 /* 95 */
.long sys_getpriority
.long sys_setpriority
.long sys_ni_syscall /* old profil syscall holder */
.long sys_statfs
.long sys_fstatfs /* 100 */
.long sys_ioperm
.long sys_socketcall
.long sys_syslog
.long sys_setitimer
.long sys_getitimer /* 105 */
.long sys_newstat
.long sys_newlstat
.long sys_newfstat
.long sys_ni_syscall /* old uname syscall holder */
.long sys_ni_syscall /* 110 */ /* iopl for i386 */
.long sys_vhangup
.long sys_ni_syscall /* old "idle" system call */
.long sys_ni_syscall /* vm86old for i386 */
.long sys_wait4
.long sys_swapoff /* 115 */
.long sys_sysinfo
.long sys_ipc
.long sys_fsync
.long sys_sigreturn_glue
.long sys_clone_glue /* 120 */
.long sys_setdomainname
.long sys_newuname
.long sys_ni_syscall /* modify_ldt for i386 */
.long sys_adjtimex
.long sys_mprotect /* 125 */
.long sys_sigprocmask
.long sys_ni_syscall /* old "create module" */
.long sys_init_module
.long sys_delete_module
.long sys_ni_syscall /* 130: old get_kernel_syms */
.long sys_quotactl
.long sys_getpgid
.long sys_fchdir
.long sys_bdflush
.long sys_sysfs /* 135 */
.long sys_personality
.long sys_ni_syscall /* for afs_syscall */
.long sys_setfsuid16
.long sys_setfsgid16
.long sys_llseek /* 140 */
.long sys_getdents
.long sys_select
.long sys_flock
.long sys_msync
.long sys_readv /* 145 */
.long sys_writev
.long sys_getsid
.long sys_fdatasync
.long sys_sysctl
.long sys_mlock /* 150 */
.long sys_munlock
.long sys_mlockall
.long sys_munlockall
.long sys_sched_setparam
.long sys_sched_getparam /* 155 */
.long sys_sched_setscheduler
.long sys_sched_getscheduler
.long sys_sched_yield
.long sys_sched_get_priority_max
.long sys_sched_get_priority_min /* 160 */
.long sys_sched_rr_get_interval
.long sys_nanosleep
.long sys_mremap
.long sys_setresuid16
.long sys_getresuid16 /* 165 */
.long sys_ni_syscall /* for vm86 */
.long sys_ni_syscall /* old sys_query_module */
.long sys_poll
.long sys_nfsservctl
.long sys_setresgid16 /* 170 */
.long sys_getresgid16
.long sys_prctl
.long sys_rt_sigreturn_glue
.long sys_rt_sigaction
.long sys_rt_sigprocmask /* 175 */
.long sys_rt_sigpending
.long sys_rt_sigtimedwait
.long sys_rt_sigqueueinfo
.long sys_rt_sigsuspend_glue
.long sys_pread64 /* 180 */
.long sys_pwrite64
.long sys_chown16
.long sys_getcwd
.long sys_capget
.long sys_capset /* 185 */
.long sys_sigaltstack_glue
.long sys_sendfile
.long sys_ni_syscall /* streams1 */
.long sys_ni_syscall /* streams2 */
.long sys_vfork_glue /* 190 */
.long sys_getrlimit
.long sys_mmap2
.long sys_truncate64
.long sys_ftruncate64
.long sys_stat64 /* 195 */
.long sys_lstat64
.long sys_fstat64
.long sys_lchown
.long sys_getuid
.long sys_getgid /* 200 */
.long sys_geteuid
.long sys_getegid
.long sys_setreuid
.long sys_setregid
.long sys_getgroups /* 205 */
.long sys_setgroups
.long sys_fchown
.long sys_setresuid
.long sys_getresuid
.long sys_setresgid /* 210 */
.long sys_getresgid
.long sys_chown
.long sys_setuid
.long sys_setgid
.long sys_setfsuid /* 215 */
.long sys_setfsgid
.long sys_pivot_root
.long sys_mincore
.long sys_madvise
.long sys_getdents64 /* 220 */
.long sys_fcntl64
.long sys_readahead
.long sys_sendfile64
.long sys_setxattr
.long sys_lsetxattr /* 225 */
.long sys_fsetxattr
.long sys_getxattr
.long sys_lgetxattr
.long sys_fgetxattr
.long sys_listxattr /* 230 */
.long sys_llistxattr
.long sys_flistxattr
.long sys_removexattr
.long sys_lremovexattr
.long sys_fremovexattr /* 235 */
.long sys_gettid
.long sys_tkill
.long sys_futex
.long sys_sched_setaffinity
.long sys_sched_getaffinity /* 240 */
.long sys_ni_syscall
.long sys_ni_syscall /* reserved for TUX */
.long sys_io_setup
.long sys_io_destroy
.long sys_io_getevents /* 245 */
.long sys_io_submit
.long sys_io_cancel
.long sys_exit_group
.long sys_epoll_create
.long sys_epoll_ctl /* 250 */
.long sys_epoll_wait
.long sys_set_tid_address
.long sys_fadvise64
.long sys_timer_create
.long sys_timer_settime /* 255 */
.long sys_timer_gettime
.long sys_timer_getoverrun
.long sys_timer_delete
.long sys_clock_settime
.long sys_clock_gettime
.long sys_clock_getres
.long sys_clock_nanosleep
#include "syscalls.S"
#undef SYSCALL
/*
* Program check handler routine
......
arch/s390/kernel/entry64.S 0 → 100644
View file @ b50819c2
This diff is collapsed.
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7