diff options
| -rw-r--r-- | include/exec/cpu-all.h | 4 | ||||
| -rw-r--r-- | linux-user/arm/syscall_nr.h | 2 | ||||
| -rw-r--r-- | linux-user/elfload.c | 18 | ||||
| -rw-r--r-- | linux-user/ioctls.h | 3 | ||||
| -rw-r--r-- | linux-user/syscall.c | 87 | ||||
| -rw-r--r-- | linux-user/syscall_types.h | 2 | ||||
| -rw-r--r-- | translate-all.c | 33 |
7 files changed, 104 insertions, 45 deletions
diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h index f9d132f..c085804 100644 --- a/include/exec/cpu-all.h +++ b/include/exec/cpu-all.h @@ -232,8 +232,8 @@ extern uintptr_t qemu_host_page_mask; #if defined(CONFIG_USER_ONLY) void page_dump(FILE *f); -typedef int (*walk_memory_regions_fn)(void *, abi_ulong, - abi_ulong, unsigned long); +typedef int (*walk_memory_regions_fn)(void *, target_ulong, + target_ulong, unsigned long); int walk_memory_regions(void *, walk_memory_regions_fn); int page_get_flags(target_ulong address); diff --git a/linux-user/arm/syscall_nr.h b/linux-user/arm/syscall_nr.h index bef847c..7d7be7c 100644 --- a/linux-user/arm/syscall_nr.h +++ b/linux-user/arm/syscall_nr.h @@ -350,7 +350,7 @@ #define TARGET_NR_vmsplice (343) #define TARGET_NR_move_pages (344) #define TARGET_NR_getcpu (345) - /* 346 for epoll_pwait */ +#define TARGET_NR_epoll_pwait (346) #define TARGET_NR_kexec_load (347) #define TARGET_NR_utimensat (348) #define TARGET_NR_signalfd (349) diff --git a/linux-user/elfload.c b/linux-user/elfload.c index bea803b..1c04fcf 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -2355,9 +2355,9 @@ struct elf_note_info { }; struct vm_area_struct { - abi_ulong vma_start; /* start vaddr of memory region */ - abi_ulong vma_end; /* end vaddr of memory region */ - abi_ulong vma_flags; /* protection etc. flags for the region */ + target_ulong vma_start; /* start vaddr of memory region */ + target_ulong vma_end; /* end vaddr of memory region */ + abi_ulong vma_flags; /* protection etc. flags for the region */ QTAILQ_ENTRY(vm_area_struct) vma_link; }; @@ -2368,13 +2368,13 @@ struct mm_struct { static struct mm_struct *vma_init(void); static void vma_delete(struct mm_struct *); -static int vma_add_mapping(struct mm_struct *, abi_ulong, - abi_ulong, abi_ulong); +static int vma_add_mapping(struct mm_struct *, target_ulong, + target_ulong, abi_ulong); static int vma_get_mapping_count(const struct mm_struct *); static struct vm_area_struct *vma_first(const struct mm_struct *); static struct vm_area_struct *vma_next(struct vm_area_struct *); static abi_ulong vma_dump_size(const struct vm_area_struct *); -static int vma_walker(void *priv, abi_ulong start, abi_ulong end, +static int vma_walker(void *priv, target_ulong start, target_ulong end, unsigned long flags); static void fill_elf_header(struct elfhdr *, int, uint16_t, uint32_t); @@ -2466,8 +2466,8 @@ static void vma_delete(struct mm_struct *mm) g_free(mm); } -static int vma_add_mapping(struct mm_struct *mm, abi_ulong start, - abi_ulong end, abi_ulong flags) +static int vma_add_mapping(struct mm_struct *mm, target_ulong start, + target_ulong end, abi_ulong flags) { struct vm_area_struct *vma; @@ -2535,7 +2535,7 @@ static abi_ulong vma_dump_size(const struct vm_area_struct *vma) return (vma->vma_end - vma->vma_start); } -static int vma_walker(void *priv, abi_ulong start, abi_ulong end, +static int vma_walker(void *priv, target_ulong start, target_ulong end, unsigned long flags) { struct mm_struct *mm = (struct mm_struct *)priv; diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h index 609b27c..e672655 100644 --- a/linux-user/ioctls.h +++ b/linux-user/ioctls.h @@ -78,7 +78,8 @@ IOCTL(BLKRAGET, IOC_R, MK_PTR(TYPE_LONG)) IOCTL(BLKSSZGET, IOC_R, MK_PTR(TYPE_LONG)) IOCTL(BLKBSZGET, IOC_R, MK_PTR(TYPE_INT)) - IOCTL(BLKPG, IOC_W, MK_PTR(MK_STRUCT(STRUCT_blkpg_ioctl_arg))) + IOCTL_SPECIAL(BLKPG, IOC_W, do_ioctl_blkpg, + MK_PTR(MK_STRUCT(STRUCT_blkpg_ioctl_arg))) #ifdef FIBMAP IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG)) #endif diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 8fe9df7..a175cc1 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -58,7 +58,6 @@ int __clone2(int (*fn)(void *), void *child_stack_base, #include <sys/shm.h> #include <sys/sem.h> #include <sys/statfs.h> -#include <sys/timerfd.h> #include <utime.h> #include <sys/sysinfo.h> //#include <sys/user.h> @@ -67,6 +66,9 @@ int __clone2(int (*fn)(void *), void *child_stack_base, #include <linux/wireless.h> #include <linux/icmp.h> #include "qemu-common.h" +#ifdef CONFIG_TIMERFD +#include <sys/timerfd.h> +#endif #ifdef TARGET_GPROF #include <sys/gmon.h> #endif @@ -3696,6 +3698,59 @@ out: return ret; } +static abi_long do_ioctl_blkpg(const IOCTLEntry *ie, uint8_t *buf_temp, int fd, + abi_long cmd, abi_long arg) +{ + void *argptr; + int target_size; + const argtype *arg_type = ie->arg_type; + const argtype part_arg_type[] = { MK_STRUCT(STRUCT_blkpg_partition) }; + abi_long ret; + + struct blkpg_ioctl_arg *host_blkpg = (void*)buf_temp; + struct blkpg_partition host_part; + + /* Read and convert blkpg */ + arg_type++; + target_size = thunk_type_size(arg_type, 0); + argptr = lock_user(VERIFY_READ, arg, target_size, 1); + if (!argptr) { + ret = -TARGET_EFAULT; + goto out; + } + thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); + unlock_user(argptr, arg, 0); + + switch (host_blkpg->op) { + case BLKPG_ADD_PARTITION: + case BLKPG_DEL_PARTITION: + /* payload is struct blkpg_partition */ + break; + default: + /* Unknown opcode */ + ret = -TARGET_EINVAL; + goto out; + } + + /* Read and convert blkpg->data */ + arg = (abi_long)(uintptr_t)host_blkpg->data; + target_size = thunk_type_size(part_arg_type, 0); + argptr = lock_user(VERIFY_READ, arg, target_size, 1); + if (!argptr) { + ret = -TARGET_EFAULT; + goto out; + } + thunk_convert(&host_part, argptr, part_arg_type, THUNK_HOST); + unlock_user(argptr, arg, 0); + + /* Swizzle the data pointer to our local copy and call! */ + host_blkpg->data = &host_part; + ret = get_errno(ioctl(fd, ie->host_cmd, host_blkpg)); + +out: + return ret; +} + static abi_long do_ioctl_rt(const IOCTLEntry *ie, uint8_t *buf_temp, int fd, abi_long cmd, abi_long arg) { @@ -9562,11 +9617,12 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, { /* args: timer_t timerid, int flags, const struct itimerspec *new_value, * struct itimerspec * old_value */ - arg1 &= 0xffff; - if (arg3 == 0 || arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)) { + target_ulong timerid = arg1; + + if (arg3 == 0 || timerid >= ARRAY_SIZE(g_posix_timers)) { ret = -TARGET_EINVAL; } else { - timer_t htimer = g_posix_timers[arg1]; + timer_t htimer = g_posix_timers[timerid]; struct itimerspec hspec_new = {{0},}, hspec_old = {{0},}; target_to_host_itimerspec(&hspec_new, arg3); @@ -9582,13 +9638,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_timer_gettime: { /* args: timer_t timerid, struct itimerspec *curr_value */ - arg1 &= 0xffff; + target_ulong timerid = arg1; + if (!arg2) { return -TARGET_EFAULT; - } else if (arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)) { + } else if (timerid >= ARRAY_SIZE(g_posix_timers)) { ret = -TARGET_EINVAL; } else { - timer_t htimer = g_posix_timers[arg1]; + timer_t htimer = g_posix_timers[timerid]; struct itimerspec hspec; ret = get_errno(timer_gettime(htimer, &hspec)); @@ -9604,11 +9661,12 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_timer_getoverrun: { /* args: timer_t timerid */ - arg1 &= 0xffff; - if (arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)) { + target_ulong timerid = arg1; + + if (timerid >= ARRAY_SIZE(g_posix_timers)) { ret = -TARGET_EINVAL; } else { - timer_t htimer = g_posix_timers[arg1]; + timer_t htimer = g_posix_timers[timerid]; ret = get_errno(timer_getoverrun(htimer)); } break; @@ -9619,13 +9677,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_timer_delete: { /* args: timer_t timerid */ - arg1 &= 0xffff; - if (arg1 < 0 || arg1 >= ARRAY_SIZE(g_posix_timers)) { + target_ulong timerid = arg1; + + if (timerid >= ARRAY_SIZE(g_posix_timers)) { ret = -TARGET_EINVAL; } else { - timer_t htimer = g_posix_timers[arg1]; + timer_t htimer = g_posix_timers[timerid]; ret = get_errno(timer_delete(htimer)); - g_posix_timers[arg1] = 0; + g_posix_timers[timerid] = 0; } break; } diff --git a/linux-user/syscall_types.h b/linux-user/syscall_types.h index 9d0c92d..1fd4ee0 100644 --- a/linux-user/syscall_types.h +++ b/linux-user/syscall_types.h @@ -252,4 +252,4 @@ STRUCT(blkpg_ioctl_arg, TYPE_INT, /* op */ TYPE_INT, /* flags */ TYPE_INT, /* datalen */ - MK_PTR(MK_STRUCT(STRUCT_blkpg_partition))) /* data */ + TYPE_PTRVOID) /* data */ diff --git a/translate-all.c b/translate-all.c index 2e0265a..ba5c840 100644 --- a/translate-all.c +++ b/translate-all.c @@ -1660,30 +1660,30 @@ void cpu_interrupt(CPUState *cpu, int mask) struct walk_memory_regions_data { walk_memory_regions_fn fn; void *priv; - uintptr_t start; + target_ulong start; int prot; }; static int walk_memory_regions_end(struct walk_memory_regions_data *data, - abi_ulong end, int new_prot) + target_ulong end, int new_prot) { - if (data->start != -1ul) { + if (data->start != -1u) { int rc = data->fn(data->priv, data->start, end, data->prot); if (rc != 0) { return rc; } } - data->start = (new_prot ? end : -1ul); + data->start = (new_prot ? end : -1u); data->prot = new_prot; return 0; } static int walk_memory_regions_1(struct walk_memory_regions_data *data, - abi_ulong base, int level, void **lp) + target_ulong base, int level, void **lp) { - abi_ulong pa; + target_ulong pa; int i, rc; if (*lp == NULL) { @@ -1708,7 +1708,7 @@ static int walk_memory_regions_1(struct walk_memory_regions_data *data, void **pp = *lp; for (i = 0; i < V_L2_SIZE; ++i) { - pa = base | ((abi_ulong)i << + pa = base | ((target_ulong)i << (TARGET_PAGE_BITS + V_L2_BITS * level)); rc = walk_memory_regions_1(data, pa, level - 1, pp + i); if (rc != 0) { @@ -1727,13 +1727,12 @@ int walk_memory_regions(void *priv, walk_memory_regions_fn fn) data.fn = fn; data.priv = priv; - data.start = -1ul; + data.start = -1u; data.prot = 0; for (i = 0; i < V_L1_SIZE; i++) { - int rc = walk_memory_regions_1(&data, (abi_ulong)i << V_L1_SHIFT, + int rc = walk_memory_regions_1(&data, (target_ulong)i << (V_L1_SHIFT + TARGET_PAGE_BITS), V_L1_SHIFT / V_L2_BITS - 1, l1_map + i); - if (rc != 0) { return rc; } @@ -1742,13 +1741,13 @@ int walk_memory_regions(void *priv, walk_memory_regions_fn fn) return walk_memory_regions_end(&data, 0, 0); } -static int dump_region(void *priv, abi_ulong start, - abi_ulong end, unsigned long prot) +static int dump_region(void *priv, target_ulong start, + target_ulong end, unsigned long prot) { FILE *f = (FILE *)priv; - (void) fprintf(f, TARGET_ABI_FMT_lx"-"TARGET_ABI_FMT_lx - " "TARGET_ABI_FMT_lx" %c%c%c\n", + (void) fprintf(f, TARGET_FMT_lx"-"TARGET_FMT_lx + " "TARGET_FMT_lx" %c%c%c\n", start, end, end - start, ((prot & PAGE_READ) ? 'r' : '-'), ((prot & PAGE_WRITE) ? 'w' : '-'), @@ -1760,7 +1759,7 @@ static int dump_region(void *priv, abi_ulong start, /* dump memory mappings */ void page_dump(FILE *f) { - const int length = sizeof(abi_ulong) * 2; + const int length = sizeof(target_ulong) * 2; (void) fprintf(f, "%-*s %-*s %-*s %s\n", length, "start", length, "end", length, "size", "prot"); walk_memory_regions(f, dump_region); @@ -1788,7 +1787,7 @@ void page_set_flags(target_ulong start, target_ulong end, int flags) guest address space. If this assert fires, it probably indicates a missing call to h2g_valid. */ #if TARGET_ABI_BITS > L1_MAP_ADDR_SPACE_BITS - assert(end < ((abi_ulong)1 << L1_MAP_ADDR_SPACE_BITS)); + assert(end < ((target_ulong)1 << L1_MAP_ADDR_SPACE_BITS)); #endif assert(start < end); @@ -1825,7 +1824,7 @@ int page_check_range(target_ulong start, target_ulong len, int flags) guest address space. If this assert fires, it probably indicates a missing call to h2g_valid. */ #if TARGET_ABI_BITS > L1_MAP_ADDR_SPACE_BITS - assert(start < ((abi_ulong)1 << L1_MAP_ADDR_SPACE_BITS)); + assert(start < ((target_ulong)1 << L1_MAP_ADDR_SPACE_BITS)); #endif if (len == 0) { |
