linux-user/riscv: Add Zicboz block size to hwprobe

[qmiga/qemu.git] / linux-user / syscall.c

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 3521a2d..e384e14 100644 (file)
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -23,6 +23,7 @@
 #include "qemu/memfd.h"
 #include "qemu/queue.h"
 #include "qemu/plugin.h"
+#include "tcg/startup.h"
 #include "target_mman.h"
 #include <elf.h>
 #include <endian.h>
@@ -141,7 +142,6 @@
 #include "special-errno.h"
 #include "qapi/error.h"
 #include "fd-trans.h"
-#include "tcg/tcg.h"
 #include "cpu_loop-common.h"
 
 #ifndef CLONE_IO
@@ -831,7 +831,7 @@ abi_long do_brk(abi_ulong brk_val)
         return target_brk;
     }
 
-    /* Release heap if necesary */
+    /* Release heap if necessary */
     if (new_brk < old_brk) {
         target_munmap(new_brk, old_brk - new_brk);
 
@@ -5050,8 +5050,8 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
     {
         void *gspec = argptr;
         void *cur_data = host_data;
-        const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_target_spec) };
-        int spec_size = thunk_type_size(arg_type, 0);
+        const argtype dm_arg_type[] = { MK_STRUCT(STRUCT_dm_target_spec) };
+        int spec_size = thunk_type_size(dm_arg_type, 0);
         int i;
 
         for (i = 0; i < host_dm->target_count; i++) {
@@ -5059,7 +5059,7 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
             uint32_t next;
             int slen;
 
-            thunk_convert(spec, gspec, arg_type, THUNK_HOST);
+            thunk_convert(spec, gspec, dm_arg_type, THUNK_HOST);
             slen = strlen((char*)gspec + spec_size) + 1;
             next = spec->next;
             spec->next = sizeof(*spec) + slen;
@@ -5099,7 +5099,7 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
             struct dm_name_list *nl = (void*)host_dm + host_dm->data_start;
             uint32_t remaining_data = guest_data_size;
             void *cur_data = argptr;
-            const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_name_list) };
+            const argtype dm_arg_type[] = { MK_STRUCT(STRUCT_dm_name_list) };
             int nl_size = 12; /* can't use thunk_size due to alignment */
 
             while (1) {
@@ -5111,7 +5111,7 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
                     host_dm->flags |= DM_BUFFER_FULL_FLAG;
                     break;
                 }
-                thunk_convert(cur_data, nl, arg_type, THUNK_TARGET);
+                thunk_convert(cur_data, nl, dm_arg_type, THUNK_TARGET);
                 strcpy(cur_data + nl_size, nl->name);
                 cur_data += nl->next;
                 remaining_data -= nl->next;
@@ -5127,8 +5127,8 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
         {
             struct dm_target_spec *spec = (void*)host_dm + host_dm->data_start;
             void *cur_data = argptr;
-            const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_target_spec) };
-            int spec_size = thunk_type_size(arg_type, 0);
+            const argtype dm_arg_type[] = { MK_STRUCT(STRUCT_dm_target_spec) };
+            int spec_size = thunk_type_size(dm_arg_type, 0);
             int i;
 
             for (i = 0; i < host_dm->target_count; i++) {
@@ -5139,7 +5139,7 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
                     host_dm->flags |= DM_BUFFER_FULL_FLAG;
                     break;
                 }
-                thunk_convert(cur_data, spec, arg_type, THUNK_TARGET);
+                thunk_convert(cur_data, spec, dm_arg_type, THUNK_TARGET);
                 strcpy(cur_data + spec_size, (char*)&spec[1]);
                 cur_data = argptr + spec->next;
                 spec = (void*)host_dm + host_dm->data_start + next;
@@ -5167,8 +5167,8 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
             struct dm_target_versions *vers = (void*)host_dm + host_dm->data_start;
             uint32_t remaining_data = guest_data_size;
             void *cur_data = argptr;
-            const argtype arg_type[] = { MK_STRUCT(STRUCT_dm_target_versions) };
-            int vers_size = thunk_type_size(arg_type, 0);
+            const argtype dm_arg_type[] = { MK_STRUCT(STRUCT_dm_target_versions) };
+            int vers_size = thunk_type_size(dm_arg_type, 0);
 
             while (1) {
                 uint32_t next = vers->next;
@@ -5179,7 +5179,7 @@ static abi_long do_ioctl_dm(const IOCTLEntry *ie, uint8_t *buf_temp, int fd,
                     host_dm->flags |= DM_BUFFER_FULL_FLAG;
                     break;
                 }
-                thunk_convert(cur_data, vers, arg_type, THUNK_TARGET);
+                thunk_convert(cur_data, vers, dm_arg_type, THUNK_TARGET);
                 strcpy(cur_data + vers_size, vers->name);
                 cur_data += vers->next;
                 remaining_data -= vers->next;
@@ -7992,6 +7992,8 @@ static void open_self_maps_4(const struct open_self_maps_data *d,
         path = "[stack]";
     } else if (start == info->brk) {
         path = "[heap]";
+    } else if (start == info->vdso) {
+        path = "[vdso]";
     }
 
     /* Except null device (MAP_ANON), adjust offset for this fragment. */
@@ -8806,6 +8808,8 @@ static int do_getdents64(abi_long dirfd, abi_long arg2, abi_long count)
 #define     RISCV_HWPROBE_MISALIGNED_UNSUPPORTED (4 << 0)
 #define     RISCV_HWPROBE_MISALIGNED_MASK        (7 << 0)
 
+#define RISCV_HWPROBE_KEY_ZICBOZ_BLOCK_SIZE 6
+
 struct riscv_hwprobe {
     abi_llong  key;
     abi_ullong value;
@@ -8858,6 +8862,10 @@ static void risc_hwprobe_fill_pairs(CPURISCVState *env,
         case RISCV_HWPROBE_KEY_CPUPERF_0:
             __put_user(RISCV_HWPROBE_MISALIGNED_FAST, &pair->value);
             break;
+        case RISCV_HWPROBE_KEY_ZICBOZ_BLOCK_SIZE:
+            value = cfg->ext_zicboz ? cfg->cboz_blocksize : 0;
+            __put_user(value, &pair->value);
+            break;
         default:
             __put_user(-1, &pair->key);
             break;
@@ -11177,14 +11185,14 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1,
         }
     case TARGET_NR_getcpu:
         {
-            unsigned cpu, node;
-            ret = get_errno(sys_getcpu(arg1 ? &cpu : NULL,
+            unsigned cpuid, node;
+            ret = get_errno(sys_getcpu(arg1 ? &cpuid : NULL,
                                        arg2 ? &node : NULL,
                                        NULL));
             if (is_error(ret)) {
                 return ret;
             }
-            if (arg1 && put_user_u32(cpu, arg1)) {
+            if (arg1 && put_user_u32(cpuid, arg1)) {
                 return -TARGET_EFAULT;
             }
             if (arg2 && put_user_u32(node, arg2)) {
@@ -12339,7 +12347,7 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1,
     case TARGET_NR_listxattr:
     case TARGET_NR_llistxattr:
     {
-        void *p, *b = 0;
+        void *b = 0;
         if (arg2) {
             b = lock_user(VERIFY_WRITE, arg2, arg3, 0);
             if (!b) {
@@ -12376,7 +12384,7 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1,
     case TARGET_NR_setxattr:
     case TARGET_NR_lsetxattr:
         {
-            void *p, *n, *v = 0;
+            void *n, *v = 0;
             if (arg3) {
                 v = lock_user(VERIFY_READ, arg3, arg4, 1);
                 if (!v) {
@@ -12421,7 +12429,7 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1,
     case TARGET_NR_getxattr:
     case TARGET_NR_lgetxattr:
         {
-            void *p, *n, *v = 0;
+            void *n, *v = 0;
             if (arg3) {
                 v = lock_user(VERIFY_WRITE, arg3, arg4, 0);
                 if (!v) {
@@ -12466,7 +12474,7 @@ static abi_long do_syscall1(CPUArchState *cpu_env, int num, abi_long arg1,
     case TARGET_NR_removexattr:
     case TARGET_NR_lremovexattr:
         {
-            void *p, *n;
+            void *n;
             p = lock_user_string(arg1);
             n = lock_user_string(arg2);
             if (p && n) {