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OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/qemu?expand=0&rev=7

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OBS User unknown 2007-06-11 16:17:36 +00:00 committed by Git OBS Bridge
parent 2139fcd783
commit 7b918b9851
10 changed files with 2648 additions and 4 deletions
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205
qemu-0.9.0-alt-path.patch Normal file
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@ -0,0 +1,205 @@
--- qemu/linux-user/path.c
+++ qemu/linux-user/path.c
@@ -1,147 +1,81 @@
/* Code to mangle pathnames into those matching a given prefix.
eg. open("/lib/foo.so") => open("/usr/gnemul/i386-linux/lib/foo.so");
-
- The assumption is that this area does not change.
*/
#include <sys/types.h>
-#include <dirent.h>
+#include <sys/stat.h>
#include <unistd.h>
-#include <stdlib.h>
#include <string.h>
-#include <errno.h>
#include <stdio.h>
#include "qemu.h"
-struct pathelem
-{
- /* Name of this, eg. lib */
- char *name;
- /* Full path name, eg. /usr/gnemul/x86-linux/lib. */
- char *pathname;
- struct pathelem *parent;
- /* Children */
- unsigned int num_entries;
- struct pathelem *entries[0];
+struct path_list_head {
+ struct path_list_head *next;
+ char* path;
};
-static struct pathelem *base;
-
-/* First N chars of S1 match S2, and S2 is N chars long. */
-static int strneq(const char *s1, unsigned int n, const char *s2)
-{
- unsigned int i;
-
- for (i = 0; i < n; i++)
- if (s1[i] != s2[i])
- return 0;
- return s2[i] == 0;
-}
-
-static struct pathelem *add_entry(struct pathelem *root, const char *name);
-
-static struct pathelem *new_entry(const char *root,
- struct pathelem *parent,
- const char *name)
-{
- struct pathelem *new = malloc(sizeof(*new));
- new->name = strdup(name);
- asprintf(&new->pathname, "%s/%s", root, name);
- new->num_entries = 0;
- return new;
-}
-
-#define streq(a,b) (strcmp((a), (b)) == 0)
-
-static struct pathelem *add_dir_maybe(struct pathelem *path)
-{
- DIR *dir;
-
- if ((dir = opendir(path->pathname)) != NULL) {
- struct dirent *dirent;
-
- while ((dirent = readdir(dir)) != NULL) {
- if (!streq(dirent->d_name,".") && !streq(dirent->d_name,"..")){
- path = add_entry(path, dirent->d_name);
- }
- }
- closedir(dir);
- }
- return path;
-}
-
-static struct pathelem *add_entry(struct pathelem *root, const char *name)
-{
- root->num_entries++;
-
- root = realloc(root, sizeof(*root)
- + sizeof(root->entries[0])*root->num_entries);
-
- root->entries[root->num_entries-1] = new_entry(root->pathname, root, name);
- root->entries[root->num_entries-1]
- = add_dir_maybe(root->entries[root->num_entries-1]);
- return root;
-}
-
-/* This needs to be done after tree is stabalized (ie. no more reallocs!). */
-static void set_parents(struct pathelem *child, struct pathelem *parent)
-{
- unsigned int i;
-
- child->parent = parent;
- for (i = 0; i < child->num_entries; i++)
- set_parents(child->entries[i], child);
-}
+static struct path_list_head* list_head;
void init_paths(const char *prefix)
{
if (prefix[0] != '/' ||
- prefix[0] == '\0' ||
- !strcmp(prefix, "/"))
+ prefix[0] == '\0' ||
+ !strcmp(prefix, "/"))
return;
- base = new_entry("", NULL, prefix+1);
- base = add_dir_maybe(base);
- if (base->num_entries == 0) {
- free (base);
- base = NULL;
- } else {
- set_parents(base, base);
- }
-}
+ list_head = malloc(sizeof(struct path_list_head));
-/* FIXME: Doesn't handle DIR/.. where DIR is not in emulated dir. */
-static const char *
-follow_path(const struct pathelem *cursor, const char *name)
-{
- unsigned int i, namelen;
-
- name += strspn(name, "/");
- namelen = strcspn(name, "/");
-
- if (namelen == 0)
- return cursor->pathname;
-
- if (strneq(name, namelen, ".."))
- return follow_path(cursor->parent, name + namelen);
-
- if (strneq(name, namelen, "."))
- return follow_path(cursor, name + namelen);
-
- for (i = 0; i < cursor->num_entries; i++)
- if (strneq(name, namelen, cursor->entries[i]->name))
- return follow_path(cursor->entries[i], name + namelen);
-
- /* Not found */
- return NULL;
+ /* first element of list is prefix */
+ list_head->path = strdup(prefix);
+ list_head->next = NULL;
}
/* Look for path in emulation dir, otherwise return name. */
const char *path(const char *name)
{
+ struct path_list_head *list = list_head;
+ int path_length = strlen(list_head->path) + strlen(name) + 1;
+ char *newname = malloc(path_length);
+ struct stat buf;
+ const char * result = name;
+
/* Only do absolute paths: quick and dirty, but should mostly be OK.
Could do relative by tracking cwd. */
- if (!base || name[0] != '/')
- return name;
-
- return follow_path(base, name) ?: name;
+ if (!list_head || result[0] != '/')
+ goto exit;
+
+ strncpy(newname, list_head->path, path_length);
+ strncat(newname, name, path_length);
+
+ /* look for place where path should be present */
+ while ( list->next && (strcmp(list->next->path, newname) < 0) )
+ list = list->next;
+
+ /* if there is no path in list */
+ if ( !list->next || strcmp(list->next->path, newname) ) {
+ /* add element to list if path exist in emulation dir */
+ if ( !stat(newname, &buf) )
+ {
+ struct path_list_head *new;
+
+ new = malloc(sizeof(struct path_list_head));
+ new->path = strdup(newname);
+ new->next = list->next;
+ list->next = new;
+ result = new->path;
+ }
+
+ } else if ( stat(list->next->path, &buf) ) {
+ /* remove element from list if path doesn't exist in emulation dir */
+ struct path_list_head* tmp;
+
+ tmp = list->next;
+ list->next = tmp->next;
+ free(tmp->path);
+ free(tmp);
+ } else
+ result = list->next->path;
+
+exit:
+ free(newname);
+ return result;
}

47
qemu-0.9.0-fadvise64.patch Normal file
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@ -0,0 +1,47 @@
Index: qemu-0.9.0/linux-user/syscall.c
===================================================================
--- qemu-0.9.0.orig/linux-user/syscall.c
+++ qemu-0.9.0/linux-user/syscall.c
@@ -144,6 +144,7 @@ type name (type1 arg1,type2 arg2,type3 a
#define __NR_sys_getdents64 __NR_getdents64
#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
#define __NR_sys_syslog __NR_syslog
+#define __NR_sys_fadvise64 __NR_fadvise64
#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
#define __NR__llseek __NR_lseek
@@ -164,6 +165,7 @@ _syscall5(int, _llseek, uint, fd, ulon
loff_t *, res, uint, wh);
_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)
_syscall3(int,sys_syslog,int,type,char*,bufp,int,len)
+_syscall4(int,sys_fadvise64,int,fd,loff_t,offset,loff_t,len,int,advice)
#ifdef __NR_exit_group
_syscall1(int,exit_group,int,error_code)
#endif
@@ -4151,6 +4153,17 @@ long do_syscall(void *cpu_env, int num,
break;
}
#endif
+#ifdef TARGET_NR_fadvise64
+ case TARGET_NR_fadvise64:
+ ret = get_errno(sys_fadvise64((int)arg1, arg2, arg3, (int)arg4));
+ break;
+#endif
+#ifdef TARGET_NR_fadvise64_64
+ case TARGET_NR_fadvise64_64:
+ // fadvise64_64 should be just a wrapper for fadvise_64
+ ret = get_errno(sys_fadvise64((int)arg1, arg2, arg3, (int)arg4));
+ break;
+#endif
default:
unimplemented:
gemu_log("qemu: Unsupported syscall: %d\n", num);
Index: qemu-0.9.0/linux-user/i386/syscall_nr.h
===================================================================
--- qemu-0.9.0.orig/linux-user/i386/syscall_nr.h
+++ qemu-0.9.0/linux-user/i386/syscall_nr.h
@@ -272,3 +272,4 @@
#define TARGET_NR_clock_nanosleep (TARGET_NR_timer_create+8)
#define TARGET_NR_utimes 271
+#define TARGET_NR_fadvise64_64 272

219
qemu-0.9.0-mmap.patch Normal file
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@ -0,0 +1,219 @@
Index: qemu-0.9.0/linux-user/syscall.c
===================================================================
--- qemu-0.9.0.orig/linux-user/syscall.c
+++ qemu-0.9.0/linux-user/syscall.c
@@ -185,6 +185,9 @@ extern int getresgid(gid_t *, gid_t *, g
extern int setgroups(int, gid_t *);
extern int uselib(const char*);
+#include "exec-all.h"
+long mmap_lock;
+
static inline long get_errno(long ret)
{
if (ret == -1)
@@ -227,9 +235,11 @@ long do_brk(target_ulong new_brk)
/* We need to allocate more memory after the brk... */
new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
+ spin_lock(&mmap_lock);
mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size,
PROT_READ|PROT_WRITE,
MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0));
+ spin_unlock(&mmap_lock);
if (is_error(mapped_addr)) {
return mapped_addr;
} else {
@@ -2133,6 +2133,7 @@ static long do_futex(target_ulong uaddr,
struct timespec host_utime;
unsigned long val2 = utime;
+ spin_lock(&mmap_lock);
if (utime && (op == FUTEX_WAIT || op == FUTEX_LOCK_PI)) {
target_to_host_timespec(&host_utime, utime);
val2 = (unsigned long)&host_utime;
@@ -2230,6 +2265,7 @@ static long do_futex(target_ulong uaddr,
}
#endif
#endif
+ spin_unlock(&mmap_lock);
return syscall(__NR_futex, g2h(uaddr), op, val, val2, g2h(uaddr2), val3);
}
@@ -2985,15 +3021,19 @@ long do_syscall(void *cpu_env, int num,
v5 = tswapl(v[4]);
v6 = tswapl(v[5]);
unlock_user(v, arg1, 0);
+ spin_lock(&mmap_lock);
ret = get_errno(target_mmap(v1, v2, v3,
target_to_host_bitmask(v4, mmap_flags_tbl),
v5, v6));
+ spin_unlock(&mmap_lock);
}
#else
+ spin_lock(&mmap_lock);
ret = get_errno(target_mmap(arg1, arg2, arg3,
target_to_host_bitmask(arg4, mmap_flags_tbl),
arg5,
arg6));
+ spin_unlock(&mmap_lock);
#endif
break;
#ifdef TARGET_NR_mmap2
@@ -3003,36 +3043,54 @@ long do_syscall(void *cpu_env, int num,
#else
#define MMAP_SHIFT TARGET_PAGE_BITS
#endif
+ spin_lock(&mmap_lock);
ret = get_errno(target_mmap(arg1, arg2, arg3,
target_to_host_bitmask(arg4, mmap_flags_tbl),
arg5,
arg6 << MMAP_SHIFT));
+ spin_unlock(&mmap_lock);
break;
#endif
case TARGET_NR_munmap:
+ spin_lock(&mmap_lock);
ret = get_errno(target_munmap(arg1, arg2));
+ spin_unlock(&mmap_lock);
break;
case TARGET_NR_mprotect:
+ spin_lock(&mmap_lock);
ret = get_errno(target_mprotect(arg1, arg2, arg3));
+ spin_unlock(&mmap_lock);
break;
case TARGET_NR_mremap:
+ spin_lock(&mmap_lock);
ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5));
+ spin_unlock(&mmap_lock);
break;
/* ??? msync/mlock/munlock are broken for softmmu. */
case TARGET_NR_msync:
+ spin_lock(&mmap_lock);
ret = get_errno(msync(g2h(arg1), arg2, arg3));
+ spin_unlock(&mmap_lock);
break;
case TARGET_NR_mlock:
+ spin_lock(&mmap_lock);
ret = get_errno(mlock(g2h(arg1), arg2));
+ spin_unlock(&mmap_lock);
break;
case TARGET_NR_munlock:
+ spin_lock(&mmap_lock);
ret = get_errno(munlock(g2h(arg1), arg2));
+ spin_unlock(&mmap_lock);
break;
case TARGET_NR_mlockall:
+ spin_lock(&mmap_lock);
ret = get_errno(mlockall(arg1));
+ spin_unlock(&mmap_lock);
break;
case TARGET_NR_munlockall:
+ spin_lock(&mmap_lock);
ret = get_errno(munlockall());
+ spin_unlock(&mmap_lock);
break;
case TARGET_NR_truncate:
p = lock_user_string(arg1);
Index: qemu-0.9.0/exec.c
===================================================================
--- qemu-0.9.0.orig/exec.c
+++ qemu-0.9.0/exec.c
@@ -1676,6 +1684,50 @@ void page_dump(FILE *f)
}
}
+/* dump memory mappings */
+target_ulong page_find_end()
+{
+ unsigned long start, end;
+ int i, j, prot, prot1;
+ void *firsttb;
+ PageDesc *p;
+ target_ulong last = 0;
+
+ start = -1;
+ end = -1;
+ prot = 0;
+ for(i = 0; i <= L1_SIZE; i++) {
+ if (i < L1_SIZE)
+ p = l1_map[i];
+ else
+ p = NULL;
+ for(j = 0;j < L2_SIZE; j++) {
+ if (!p) {
+ firsttb = NULL;
+ prot1 = 0;
+ }
+ else {
+ prot1 = p[j].flags;
+ firsttb = p[j].first_tb;
+ }
+ if (prot1 != prot) {
+ end = (i << (32 - L1_BITS)) | (j << TARGET_PAGE_BITS);
+ if (start != -1) {
+ last = end;
+ }
+ if (prot1 != 0)
+ start = end;
+ else
+ start = -1;
+ prot = prot1;
+ }
+ if (!p)
+ break;
+ }
+ }
+ return last;
+}
+
int page_get_flags(target_ulong address)
{
PageDesc *p;
Index: qemu-0.9.0/linux-user/mmap.c
===================================================================
--- qemu-0.9.0.orig/linux-user/mmap.c
+++ qemu-0.9.0/linux-user/mmap.c
@@ -48,8 +48,14 @@ int target_mprotect(target_ulong start,
end = start + len;
if (end < start)
return -EINVAL;
- if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC))
- return -EINVAL;
+ if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC)) {
+#ifdef DEBUG_MMAP
+ gemu_log("mprotect: ERROR (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC)\n");
+#endif
+ // dirty hack to get mplayer running (sets PROT_GROWSDOWN) we just ignore advanced flags
+ prot &= (PROT_READ | PROT_WRITE | PROT_EXEC);
+// return -EINVAL;
+ }
if (len == 0)
return 0;
@@ -205,9 +233,23 @@ long target_mmap(target_ulong start, tar
defined(__ia64) || defined(__CYGWIN__)
/* tell the kenel to search at the same place as i386 */
if (real_start == 0) {
- real_start = last_start;
- last_start += HOST_PAGE_ALIGN(len);
+ target_ulong curend = page_find_end();
+
+ if(curend > last_start) {
+#ifdef DEBUG_MMAP
+ gemu_log("qemu: set last_start from %p to %p\n", last_start, curend + HOST_PAGE_ALIGN(len)); fflush(stdout); fflush(stderr);
+#endif
+ last_start = curend;
+#ifdef DEBUG_MMAP
+ } else {
+ gemu_log("qemu: curend(%p) <= last_start(%p)\n", curend, last_start); fflush(stdout); fflush(stderr);
+#endif
+ }
+
+ real_start = last_start;
+ last_start += HOST_PAGE_ALIGN(len);
}
+
#endif
if (0 && qemu_host_page_size != qemu_real_host_page_size) {
/* NOTE: this code is only for debugging with '-p' option */

12
qemu-0.9.0-nonetlink.patch Normal file
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@ -0,0 +1,12 @@
Index: qemu-0.9.0/linux-user/syscall.c
===================================================================
--- qemu-0.9.0.orig/linux-user/syscall.c
+++ qemu-0.9.0/linux-user/syscall.c
@@ -791,6 +791,7 @@ static long do_socket(int domain, int ty
break;
}
#endif
+ if(domain == PF_NETLINK) return -EAFNOSUPPORT;
return get_errno(socket(domain, type, protocol));
}

301
qemu-0.9.0-nptl.patch Normal file
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@ -0,0 +1,301 @@
Index: qemu-0.9.0/linux-user/main.c
===================================================================
--- qemu-0.9.0.orig/linux-user/main.c
+++ qemu-0.9.0/linux-user/main.c
@@ -156,7 +156,7 @@ static void set_gate(void *ptr, unsigned
p[1] = tswapl(e2);
}
-uint64_t gdt_table[6];
+uint64_t gdt_table[9];
uint64_t idt_table[256];
/* only dpl matters as we do only user space emulation */
@@ -1604,7 +1604,11 @@ int main(int argc, char **argv)
int optind;
const char *r;
int gdbstub_port = 0;
-
+ char *assume_kernel = getenv("QEMU_ASSUME_KERNEL");
+
+ if (assume_kernel)
+ setenv("LD_ASSUME_KERNEL", assume_kernel, 1);
+
if (argc <= 1)
usage();
Index: qemu-0.9.0/linux-user/syscall.c
===================================================================
--- qemu-0.9.0.orig/linux-user/syscall.c
+++ qemu-0.9.0/linux-user/syscall.c
@@ -17,6 +17,8 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+
+#define __user
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
@@ -57,6 +59,7 @@
#define tchars host_tchars /* same as target */
#define ltchars host_ltchars /* same as target */
+#include <linux/futex.h>
#include <linux/termios.h>
#include <linux/unistd.h>
#include <linux/utsname.h>
@@ -1690,6 +1693,80 @@ int do_modify_ldt(CPUX86State *env, int
return ret;
}
+int do_set_thread_area(CPUX86State *env, target_ulong ptr)
+{
+ uint64_t *gdt_table = g2h(env->gdt.base);
+ struct target_modify_ldt_ldt_s ldt_info;
+ struct target_modify_ldt_ldt_s *target_ldt_info;
+ int seg_32bit, contents, read_exec_only, limit_in_pages;
+ int seg_not_present, useable;
+ uint32_t *lp, entry_1, entry_2;
+ int i;
+
+ lock_user_struct(target_ldt_info, ptr, 1);
+ ldt_info.entry_number = tswap32(target_ldt_info->entry_number);
+ ldt_info.base_addr = tswapl(target_ldt_info->base_addr);
+ ldt_info.limit = tswap32(target_ldt_info->limit);
+ ldt_info.flags = tswap32(target_ldt_info->flags);
+ if (ldt_info.entry_number == -1) {
+ for (i=6; i<8; i++)
+ if (gdt_table[i] == 0) {
+ ldt_info.entry_number = i;
+ target_ldt_info->entry_number = tswap32(i);
+ break;
+ }
+ }
+ unlock_user_struct(target_ldt_info, ptr, 0);
+
+ if (ldt_info.entry_number < 6 || ldt_info.entry_number > 8)
+ return -EINVAL;
+ seg_32bit = ldt_info.flags & 1;
+ contents = (ldt_info.flags >> 1) & 3;
+ read_exec_only = (ldt_info.flags >> 3) & 1;
+ limit_in_pages = (ldt_info.flags >> 4) & 1;
+ seg_not_present = (ldt_info.flags >> 5) & 1;
+ useable = (ldt_info.flags >> 6) & 1;
+
+ if (contents == 3) {
+ if (seg_not_present == 0)
+ return -EINVAL;
+ }
+
+ /* NOTE: same code as Linux kernel */
+ /* Allow LDTs to be cleared by the user. */
+ if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {
+ if ((contents == 0 &&
+ read_exec_only == 1 &&
+ seg_32bit == 0 &&
+ limit_in_pages == 0 &&
+ seg_not_present == 1 &&
+ useable == 0 )) {
+ entry_1 = 0;
+ entry_2 = 0;
+ goto install;
+ }
+ }
+
+ entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |
+ (ldt_info.limit & 0x0ffff);
+ entry_2 = (ldt_info.base_addr & 0xff000000) |
+ ((ldt_info.base_addr & 0x00ff0000) >> 16) |
+ (ldt_info.limit & 0xf0000) |
+ ((read_exec_only ^ 1) << 9) |
+ (contents << 10) |
+ ((seg_not_present ^ 1) << 15) |
+ (seg_32bit << 22) |
+ (limit_in_pages << 23) |
+ (useable << 20) |
+ 0x7000;
+
+ /* Install the new entry ... */
+install:
+ lp = (uint32_t *)(gdt_table + ldt_info.entry_number);
+ lp[0] = tswap32(entry_1);
+ lp[1] = tswap32(entry_2);
+ return 0;
+}
#endif /* defined(TARGET_I386) */
/* this stack is the equivalent of the kernel stack associated with a
@@ -1710,9 +1787,14 @@ int do_fork(CPUState *env, unsigned int
TaskState *ts;
uint8_t *new_stack;
CPUState *new_env;
-
+#if defined(TARGET_I386)
+ uint64_t *new_gdt_table;
+#endif
+ printf("qemu fork\n");
if (flags & CLONE_VM) {
ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
+ if (!ts)
+ return -ENOMEM;
memset(ts, 0, sizeof(TaskState));
new_stack = ts->stack;
ts->used = 1;
@@ -1725,6 +1807,29 @@ int do_fork(CPUState *env, unsigned int
#if defined(TARGET_I386)
if (!newsp)
newsp = env->regs[R_ESP];
+ new_gdt_table = malloc(9 * 8);
+ if (!new_gdt_table) {
+ free(new_env);
+ return -ENOMEM;
+ }
+ /* Copy main GDT table from parent, but clear TLS entries */
+ memcpy(new_gdt_table, g2h(env->gdt.base), 6 * 8);
+ memset(&new_gdt_table[6], 0, 3 * 8);
+ new_env->gdt.base = h2g(new_gdt_table);
+ if (flags & 0x00080000 /* CLONE_SETTLS */) {
+ ret = do_set_thread_area(new_env, new_env->regs[R_ESI]);
+ if (ret) {
+ free(new_gdt_table);
+ free(new_env);
+ return ret;
+ }
+ }
+ cpu_x86_load_seg(env, R_CS, new_env->regs[R_CS]);
+ cpu_x86_load_seg(env, R_DS, new_env->regs[R_DS]);
+ cpu_x86_load_seg(env, R_ES, new_env->regs[R_ES]);
+ cpu_x86_load_seg(env, R_SS, new_env->regs[R_SS]);
+ cpu_x86_load_seg(env, R_FS, new_env->regs[R_FS]);
+ cpu_x86_load_seg(env, R_GS, new_env->regs[R_GS]);
new_env->regs[R_ESP] = newsp;
new_env->regs[R_EAX] = 0;
#elif defined(TARGET_ARM)
@@ -1991,6 +2096,68 @@ static inline void host_to_target_timesp
unlock_user_struct(target_ts, target_addr, 1);
}
+static long do_futex(target_ulong uaddr, int op, uint32_t val,
+ target_ulong utime, target_ulong uaddr2,
+ uint32_t val3)
+{
+ struct timespec host_utime;
+ unsigned long val2 = utime;
+
+ if (utime && (op == FUTEX_WAIT || op == FUTEX_LOCK_PI)) {
+ target_to_host_timespec(&host_utime, utime);
+ val2 = (unsigned long)&host_utime;
+ }
+
+#ifdef BSWAP_NEEDED
+ switch(op) {
+ case FUTEX_CMP_REQUEUE:
+ val3 = tswap32(val3);
+ case FUTEX_REQUEUE:
+ val2 = tswap32(val2);
+ case FUTEX_WAIT:
+ case FUTEX_WAKE:
+ val = tswap32(val);
+ case FUTEX_LOCK_PI: /* This one's icky, but comes out OK */
+ case FUTEX_UNLOCK_PI:
+ break;
+ default:
+ gemu_log("qemu: Unsupported futex op %d\n", op);
+ return -ENOSYS;
+ }
+#if 0 /* No, it's worse than this */
+ if (op == FUTEX_WAKE_OP) {
+ /* Need to munge the secondary operation (val3) */
+ val3 = tswap32(val3);
+ int op2 = (val3 >> 28) & 7;
+ int cmp = (val3 >> 24) & 15;
+ int oparg = (val3 << 8) >> 20;
+ int cmparg = (val3 << 20) >> 20;
+ int shift = val3 & (FUTEX_OP_OPARG_SHIFT << 28);
+
+ if (shift)
+ oparg = (oparg & 7) + 24 - (oparg & 24);
+ else oparg =
+ if (op2 == FUTEX_OP_ADD) {
+ gemu_log("qemu: Unsupported wrong-endian FUTEX_OP_ADD\n");
+ return -ENOSYS;
+ }
+ if (cmparg == FUTEX_OP_CMP_LT || cmparg == FUTEX_OP_CMP_GE ||
+ cmparg == FUTEX_OP_CMP_LE || cmparg == FUTEX_OP_CMP_GT) {
+ gemu_log("qemu: Unsupported wrong-endian futex cmparg %d\n", cmparg);
+ return -ENOSYS;
+ }
+ val3 = shift | (op2<<28) | (cmp<<24) | (oparg<<12) | cmparg;
+ }
+#endif
+#endif
+ return syscall(__NR_futex, g2h(uaddr), op, val, val2, g2h(uaddr2), val3);
+}
+
+int do_set_tid_address(target_ulong tidptr)
+{
+ return syscall(__NR_set_tid_address, g2h(tidptr));
+}
+
long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
long arg4, long arg5, long arg6)
{
@@ -2008,7 +2175,7 @@ long do_syscall(void *cpu_env, int num,
_mcleanup();
#endif
gdb_exit(cpu_env, arg1);
- /* XXX: should free thread stack and CPU env */
+ /* XXX: should free thread stack, GDT and CPU env */
_exit(arg1);
ret = 0; /* avoid warning */
break;
@@ -3153,6 +3320,9 @@ long do_syscall(void *cpu_env, int num,
case TARGET_NR_vm86:
ret = do_vm86(cpu_env, arg1, arg2);
break;
+ case TARGET_NR_set_thread_area:
+ ret = get_errno(do_set_thread_area(cpu_env, arg1));
+ break;
#endif
case TARGET_NR_adjtimex:
goto unimplemented;
@@ -3947,15 +4117,24 @@ long do_syscall(void *cpu_env, int num,
case TARGET_NR_fremovexattr:
goto unimplemented_nowarn;
#endif
-#ifdef TARGET_NR_set_thread_area
- case TARGET_NR_set_thread_area:
- case TARGET_NR_get_thread_area:
- goto unimplemented_nowarn;
-#endif
#ifdef TARGET_NR_getdomainname
case TARGET_NR_getdomainname:
goto unimplemented_nowarn;
#endif
+#ifdef TARGET_NR_futex
+ case TARGET_NR_futex:
+ ret = get_errno(do_futex(arg1, arg2, arg3, arg4, arg5, arg6));
+ break;
+#endif
+#ifdef TARGET_NR_set_tid_address
+ case TARGET_NR_set_tid_address:
+ ret = get_errno(do_set_tid_address(arg1));
+ break;
+#endif
+#ifdef TARGET_NR_set_robust_list
+ case TARGET_NR_set_robust_list:
+ goto unimplemented_nowarn;
+#endif
#ifdef TARGET_NR_clock_gettime
case TARGET_NR_clock_gettime:
{
@@ -3975,7 +4154,7 @@ long do_syscall(void *cpu_env, int num,
default:
unimplemented:
gemu_log("qemu: Unsupported syscall: %d\n", num);
-#if defined(TARGET_NR_setxattr) || defined(TARGET_NR_set_thread_area) || defined(TARGET_NR_getdomainname)
+#if defined(TARGET_NR_setxattr) || defined(TARGET_NR_set_thread_area) || defined(TARGET_NR_set_robust_list) || defined(TARGET_NR_getdomainname)
unimplemented_nowarn:
#endif
ret = -ENOSYS;

219
qemu-0.9.0-nptl2.patch Normal file
View File

@ -0,0 +1,219 @@
Index: qemu-0.9.0/linux-user/i386/syscall_nr.h
===================================================================
--- qemu-0.9.0.orig/linux-user/i386/syscall_nr.h
+++ qemu-0.9.0/linux-user/i386/syscall_nr.h
@@ -271,5 +271,6 @@
#define TARGET_NR_clock_getres (TARGET_NR_timer_create+7)
#define TARGET_NR_clock_nanosleep (TARGET_NR_timer_create+8)
+#define TARGET_NR_tgkill 270
#define TARGET_NR_utimes 271
#define TARGET_NR_fadvise64_64 272
Index: qemu-0.9.0/linux-user/syscall.c
===================================================================
--- qemu-0.9.0.orig/linux-user/syscall.c
+++ qemu-0.9.0/linux-user/syscall.c
@@ -145,6 +145,8 @@ type name (type1 arg1,type2 arg2,type3 a
#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
#define __NR_sys_syslog __NR_syslog
#define __NR_sys_fadvise64 __NR_fadvise64
+#define __NR_sys_tgkill __NR_tgkill
+#define __NR_sys_clone __NR_clone
#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
#define __NR__llseek __NR_lseek
@@ -166,6 +168,8 @@ _syscall5(int, _llseek, uint, fd, ulon
_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)
_syscall3(int,sys_syslog,int,type,char*,bufp,int,len)
_syscall4(int,sys_fadvise64,int,fd,loff_t,offset,loff_t,len,int,advice)
+_syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig)
+_syscall5(int,sys_clone, int, flags, void *, child_stack, int *, parent_tidptr, struct user_desc *, newtls, int *, child_tidptr)
#ifdef __NR_exit_group
_syscall1(int,exit_group,int,error_code)
#endif
@@ -1699,7 +1704,7 @@ int do_modify_ldt(CPUX86State *env, int
return ret;
}
-int do_set_thread_area(CPUX86State *env, target_ulong ptr)
+int do_set_thread_area(CPUX86State *env, target_ulong ptr, int set_shadow_registers)
{
uint64_t *gdt_table = g2h(env->gdt.base);
struct target_modify_ldt_ldt_s ldt_info;
@@ -1708,6 +1713,7 @@ int do_set_thread_area(CPUX86State *env,
int seg_not_present, useable;
uint32_t *lp, entry_1, entry_2;
int i;
+ SegmentCache *sc = &env->segs[R_GS];
lock_user_struct(target_ldt_info, ptr, 1);
ldt_info.entry_number = tswap32(target_ldt_info->entry_number);
@@ -1767,6 +1767,12 @@ int do_set_thread_area(CPUX86State *env,
(useable << 20) |
0x7000;
+ if(set_shadow_registers) {
+ sc->selector = env->regs[R_GS];
+ sc->base = ldt_info.base_addr;
+ sc->limit = ldt_info.limit;
+ sc->flags = entry_2;
+ }
/* Install the new entry ... */
install:
lp = (uint32_t *)(gdt_table + ldt_info.entry_number);
@@ -1779,20 +1802,21 @@ install:
thread/process */
#define NEW_STACK_SIZE 8192
-static int clone_func(void *arg)
+static int clone_func(CPUState *cloneenv)
{
- CPUState *env = arg;
- cpu_loop(env);
+ cpu_loop(cloneenv);
/* never exits */
return 0;
}
-int do_fork(CPUState *env, unsigned int flags, unsigned long newsp)
+int do_fork(CPUState *env, unsigned int flags, target_ulong newsp, target_ulong parent_tidptr, target_ulong newtls, target_ulong child_tidptr)
{
int ret;
+ int cpu_index;
+ unsigned long parent_tid=gettid();
TaskState *ts;
uint8_t *new_stack;
- CPUState *new_env;
+ CPUState *new_env, *next_cpu;
#if defined(TARGET_I386)
uint64_t *new_gdt_table;
#endif
@@ -1807,9 +1835,14 @@ int do_fork(CPUState *env, unsigned int
/* add in task state list */
ts->next = first_task_state;
first_task_state = ts;
- /* we create a new CPU instance. */
- new_env = cpu_init();
- memcpy(new_env, env, sizeof(CPUState));
+ /* we create a new CPU instance. (cpu_copy() in cvs) */
+ new_env = cpu_init();
+ /* preserve chaining and index */
+ next_cpu = new_env->next_cpu;
+ cpu_index = new_env->cpu_index;
+ memcpy(new_env, env, sizeof(CPUState));
+ new_env->next_cpu = next_cpu;
+ new_env->cpu_index = cpu_index;
#if defined(TARGET_I386)
if (!newsp)
newsp = env->regs[R_ESP];
@@ -1818,26 +1851,20 @@ int do_fork(CPUState *env, unsigned int
free(new_env);
return -ENOMEM;
}
/* Copy main GDT table from parent, but clear TLS entries */
memcpy(new_gdt_table, g2h(env->gdt.base), 6 * 8);
memset(&new_gdt_table[6], 0, 3 * 8);
new_env->gdt.base = h2g(new_gdt_table);
- if (flags & 0x00080000 /* CLONE_SETTLS */) {
- ret = do_set_thread_area(new_env, new_env->regs[R_ESI]);
+ if (flags & CLONE_SETTLS) {
+ ret = do_set_thread_area(new_env, newtls, 1);
if (ret) {
free(new_gdt_table);
free(new_env);
return ret;
}
}
- cpu_x86_load_seg(env, R_CS, new_env->regs[R_CS]);
- cpu_x86_load_seg(env, R_DS, new_env->regs[R_DS]);
- cpu_x86_load_seg(env, R_ES, new_env->regs[R_ES]);
- cpu_x86_load_seg(env, R_SS, new_env->regs[R_SS]);
- cpu_x86_load_seg(env, R_FS, new_env->regs[R_FS]);
- cpu_x86_load_seg(env, R_GS, new_env->regs[R_GS]);
new_env->regs[R_ESP] = newsp;
new_env->regs[R_EAX] = 0;
#elif defined(TARGET_ARM)
if (!newsp)
newsp = env->regs[13];
@@ -1877,16 +1933,28 @@ int do_fork(CPUState *env, unsigned int
#endif
new_env->opaque = ts;
#ifdef __ia64__
- ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
+ ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags & ~(CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID), new_env);
#else
- ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
+ ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags & ~(CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID), new_env);
#endif
} else {
/* if no CLONE_VM, we consider it is a fork */
- if ((flags & ~CSIGNAL) != 0)
- return -EINVAL;
- ret = fork();
+ ret = sys_clone(flags & ~(CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID), 0, g2h(parent_tidptr), NULL, g2h(child_tidptr));
+ }
+ /* Store child thread ID at location parent_tidptr in parent and child memory.
+ Currently this is only done in client memory*/
+ if(flags & CLONE_PARENT_SETTID) {
+ tput32(parent_tidptr, parent_tid);
+ }
+
+ /* Store child thread ID at location child_tidptr in child memory. */
+ if(flags & CLONE_CHILD_SETTID) {
+ if(ret==0) { // only in client memory for fork()
+ tput32(child_tidptr, gettid());
+ } else if(flags & CLONE_VM) { // real threads need it too
+ tput32(child_tidptr, ret);
+ }
}
return ret;
}
@@ -2206,7 +2221,7 @@ long do_syscall(void *cpu_env, int num,
ret = do_brk(arg1);
break;
case TARGET_NR_fork:
- ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
+ ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0,0,0));
break;
case TARGET_NR_waitpid:
{
@@ -3281,7 +3297,7 @@ long do_syscall(void *cpu_env, int num,
ret = get_errno(fsync(arg1));
break;
case TARGET_NR_clone:
- ret = get_errno(do_fork(cpu_env, arg1, arg2));
+ ret = get_errno(do_fork(cpu_env, arg1, arg2,arg3,arg4,arg5));
break;
#ifdef __NR_exit_group
/* new thread calls */
@@ -3339,7 +3397,7 @@ long do_syscall(void *cpu_env, int num,
ret = do_vm86(cpu_env, arg1, arg2);
break;
case TARGET_NR_set_thread_area:
- ret = get_errno(do_set_thread_area(cpu_env, arg1));
+ ret = get_errno(do_set_thread_area(cpu_env, arg1, 0));
break;
#endif
case TARGET_NR_adjtimex:
@@ -3635,7 +3651,7 @@ long do_syscall(void *cpu_env, int num,
#endif
#ifdef TARGET_NR_vfork
case TARGET_NR_vfork:
- ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
+ ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0, 0,0,0));
break;
#endif
#ifdef TARGET_NR_ugetrlimit
@@ -4164,6 +4180,11 @@ long do_syscall(void *cpu_env, int num,
ret = get_errno(sys_fadvise64((int)arg1, arg2, arg3, (int)arg4));
break;
#endif
+#ifdef TARGET_NR_tgkill
+ case TARGET_NR_tgkill:
+ ret = get_errno(sys_tgkill((int)arg1, (int)arg2, (int)arg3));
+ break;
+#endif
default:
unimplemented:
gemu_log("qemu: Unsupported syscall: %d\n", num);

22
qemu-0.9.0-socket.patch Normal file
View File

@ -0,0 +1,22 @@
Index: qemu-0.9.0/linux-user/syscall.c
===================================================================
--- qemu-0.9.0.orig/linux-user/syscall.c
+++ qemu-0.9.0/linux-user/syscall.c
@@ -869,7 +869,7 @@ static long do_getpeername(int fd, targe
target_ulong target_addrlen)
{
socklen_t addrlen = tget32(target_addrlen);
- void *addr = alloca(target_addrlen);
+ void *addr = alloca(addrlen);
long ret;
gemu_log("getpeername(%d,0x%lx,0x%lx)\n", fd, addr, addrlen);
@@ -887,7 +887,7 @@ static long do_getsockname(int fd, targe
target_ulong target_addrlen)
{
socklen_t addrlen = tget32(target_addrlen);
- void *addr = alloca(target_addrlen);
+ void *addr = alloca(addrlen);
long ret;
ret = get_errno(getsockname(fd, addr, &addrlen));

1582
qemu-0.9.0-strace.patch Normal file
View File

File diff suppressed because it is too large Load Diff

12
qemu.changes
View File

@ -1,3 +1,15 @@
-------------------------------------------------------------------
Mon Jun 11 16:12:00 CEST 2007 - agraf@suse.de
- implemented TLS support on i386 so qemu-user can be used to run
with current libc versions (partly done by David Woodhouse,
fixed by Alexander Graf)
- added a dirty hack for an mmap page table bug on qemu-user x86
emulation
- disable AF_NETLINK in qemu-user (endianness problems)
- applied fast path mangling patch from Kirill A. Shutemov
- applied strace patch for debugging (by Stuart R. Anderson)
-------------------------------------------------------------------
Wed Apr 4 20:01:42 CEST 2007 - agraf@suse.de

33
qemu.spec
View File

@ -17,7 +17,7 @@ License: BSD License and BSD-like, GNU General Public License (GPL)
Group: System/Emulators/Other
Summary: Universal CPU emulator
Version: 0.9.0
Release: 8
Release: 33
Source: %name-%version.tar.bz2
Patch1: qemu-0.7.0-binfmt.patch
Patch5: qemu-0.7.0-sigaltstackhack.patch
@ -31,6 +31,14 @@ Patch16: qemu-0.7.1-armfpaex.patch
Patch19: qemu-0.9.0-nousbdevfs.patch
Patch20: qemu-0.9.0-usbheaders.patch
Patch21: qemu-0.9.0-initrd.patch
Patch22: qemu-0.9.0-nptl.patch
Patch23: qemu-0.9.0-fadvise64.patch
Patch25: qemu-0.9.0-nptl2.patch
Patch26: qemu-0.9.0-socket.patch
Patch27: qemu-0.9.0-strace.patch
Patch28: qemu-0.9.0-mmap.patch
Patch29: qemu-0.9.0-alt-path.patch
Patch30: qemu-0.9.0-nonetlink.patch
# GCC 3 sources/patches
Source601: gcc-3.3.5.tar.bz2
Patch600: gcc-gcc-3.3.5-hammer.patch.bz2
@ -99,6 +107,14 @@ Authors:
%patch19
%patch20
%patch21 -p1
%patch22 -p1
%patch23 -p1
%patch25 -p1
%patch26 -p1
%patch27 -p1
%patch28 -p1
%patch29 -p1
%patch30 -p1
cd gcc-3.3.5
%patch600
%patch601
@ -212,7 +228,7 @@ mkdir -p dynamic
--target-list="$target_list_kqemu" --cc=%qemucc \
--enable-adlib --extra-cflags="$QEMU_OPT_FLAGS"
echo '#define USE_KQEMU 1' >>config-host.h
make #%{?jobs:-j%{jobs}}
make %{?jobs:-j%{jobs}}
mv */qemu */qemu-* dynamic || true
make clean
%endif
@ -221,7 +237,7 @@ make clean
--interp-prefix=/usr/share/qemu/qemu-i386 \
--target-list="$target_list" --cc=%qemucc \
--enable-adlib --extra-cflags="$QEMU_OPT_FLAGS"
make #%{?jobs:-j%{jobs}}
make %{?jobs:-j%{jobs}}
mv */qemu *-*/qemu-* dynamic || true
make clean
# build userland emus
@ -229,7 +245,7 @@ make clean
--interp-prefix=/usr/share/qemu/qemu-i386 \
--target-list="$target_list_user" --cc=%qemucc \
--static --extra-cflags="$QEMU_OPT_FLAGS"
make #%{?jobs:-j%{jobs}}
make %{?jobs:-j%{jobs}}
%install
install -d -m 755 $RPM_BUILD_ROOT/usr/bin
@ -273,6 +289,15 @@ rm -rf %{gcc33tmp}
%endif
%changelog
* Mon Jun 11 2007 - agraf@suse.de
- implemented TLS support on i386 so qemu-user can be used to run
with current libc versions (partly done by David Woodhouse,
fixed by Alexander Graf)
- added a dirty hack for an mmap page table bug on qemu-user x86
emulation
- disable AF_NETLINK in qemu-user (endianness problems)
- applied fast path mangling patch from Kirill A. Shutemov
- applied strace patch for debugging (by Stuart R. Anderson)
* Wed Apr 04 2007 - agraf@suse.de
- fixed initrd loading on x86
* Thu Mar 29 2007 - ro@suse.de