Merge remote-tracking branch 'remotes/kraxel/tags/vga-20190529-pull-request' into...

[mirror_qemu.git] / vl.c

diff --git a/vl.c b/vl.c
index 5550bd7693caeabc10a33dd3d37410984d5f6c38..139658d8b395eff5ae85d1b5dddb18ff3d21d053 100644 (file)
--- a/vl.c
+++ b/vl.c
@@ -116,7 +116,7 @@ int main(int argc, char **argv)
 #include "qapi/opts-visitor.h"
 #include "qapi/clone-visitor.h"
 #include "qom/object_interfaces.h"
-#include "exec/semihost.h"
+#include "hw/semihosting/semihost.h"
 #include "crypto/init.h"
 #include "sysemu/replay.h"
 #include "qapi/qapi-events-run-state.h"
@@ -239,6 +239,7 @@ static struct {
     { .driver = "qxl-vga",              .flag = &default_vga       },
     { .driver = "virtio-vga",           .flag = &default_vga       },
     { .driver = "ati-vga",              .flag = &default_vga       },
+    { .driver = "vhost-user-vga",       .flag = &default_vga       },
 };
 
 static QemuOptsList qemu_rtc_opts = {
@@ -501,25 +502,6 @@ static QemuOptsList qemu_icount_opts = {
     },
 };
 
-static QemuOptsList qemu_semihosting_config_opts = {
-    .name = "semihosting-config",
-    .implied_opt_name = "enable",
-    .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
-    .desc = {
-        {
-            .name = "enable",
-            .type = QEMU_OPT_BOOL,
-        }, {
-            .name = "target",
-            .type = QEMU_OPT_STRING,
-        }, {
-            .name = "arg",
-            .type = QEMU_OPT_STRING,
-        },
-        { /* end of list */ }
-    },
-};
-
 static QemuOptsList qemu_fw_cfg_opts = {
     .name = "fw_cfg",
     .implied_opt_name = "name",
@@ -1351,80 +1333,6 @@ static void configure_msg(QemuOpts *opts)
     enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
 }
 
-/***********************************************************/
-/* Semihosting */
-
-typedef struct SemihostingConfig {
-    bool enabled;
-    SemihostingTarget target;
-    const char **argv;
-    int argc;
-    const char *cmdline; /* concatenated argv */
-} SemihostingConfig;
-
-static SemihostingConfig semihosting;
-
-bool semihosting_enabled(void)
-{
-    return semihosting.enabled;
-}
-
-SemihostingTarget semihosting_get_target(void)
-{
-    return semihosting.target;
-}
-
-const char *semihosting_get_arg(int i)
-{
-    if (i >= semihosting.argc) {
-        return NULL;
-    }
-    return semihosting.argv[i];
-}
-
-int semihosting_get_argc(void)
-{
-    return semihosting.argc;
-}
-
-const char *semihosting_get_cmdline(void)
-{
-    if (semihosting.cmdline == NULL && semihosting.argc > 0) {
-        semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv);
-    }
-    return semihosting.cmdline;
-}
-
-static int add_semihosting_arg(void *opaque,
-                               const char *name, const char *val,
-                               Error **errp)
-{
-    SemihostingConfig *s = opaque;
-    if (strcmp(name, "arg") == 0) {
-        s->argc++;
-        /* one extra element as g_strjoinv() expects NULL-terminated array */
-        s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *));
-        s->argv[s->argc - 1] = val;
-        s->argv[s->argc] = NULL;
-    }
-    return 0;
-}
-
-/* Use strings passed via -kernel/-append to initialize semihosting.argv[] */
-static inline void semihosting_arg_fallback(const char *file, const char *cmd)
-{
-    char *cmd_token;
-
-    /* argv[0] */
-    add_semihosting_arg(&semihosting, "arg", file, NULL);
-
-    /* split -append and initialize argv[1..n] */
-    cmd_token = strtok(g_strdup(cmd), " ");
-    while (cmd_token) {
-        add_semihosting_arg(&semihosting, "arg", cmd_token, NULL);
-        cmd_token = strtok(NULL, " ");
-    }
-}
 
 /* Now we still need this for compatibility with XEN. */
 bool has_igd_gfx_passthru;
@@ -3743,37 +3651,10 @@ int main(int argc, char **argv, char **envp)
                 nb_option_roms++;
                 break;
             case QEMU_OPTION_semihosting:
-                semihosting.enabled = true;
-                semihosting.target = SEMIHOSTING_TARGET_AUTO;
+                qemu_semihosting_enable();
                 break;
             case QEMU_OPTION_semihosting_config:
-                semihosting.enabled = true;
-                opts = qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
-                                               optarg, false);
-                if (opts != NULL) {
-                    semihosting.enabled = qemu_opt_get_bool(opts, "enable",
-                                                            true);
-                    const char *target = qemu_opt_get(opts, "target");
-                    if (target != NULL) {
-                        if (strcmp("native", target) == 0) {
-                            semihosting.target = SEMIHOSTING_TARGET_NATIVE;
-                        } else if (strcmp("gdb", target) == 0) {
-                            semihosting.target = SEMIHOSTING_TARGET_GDB;
-                        } else  if (strcmp("auto", target) == 0) {
-                            semihosting.target = SEMIHOSTING_TARGET_AUTO;
-                        } else {
-                            error_report("unsupported semihosting-config %s",
-                                         optarg);
-                            exit(1);
-                        }
-                    } else {
-                        semihosting.target = SEMIHOSTING_TARGET_AUTO;
-                    }
-                    /* Set semihosting argument count and vector */
-                    qemu_opt_foreach(opts, add_semihosting_arg,
-                                     &semihosting, NULL);
-                } else {
-                    error_report("unsupported semihosting-config %s", optarg);
+                if (qemu_semihosting_config_options(optarg) != 0) {
                     exit(1);
                 }
                 break;
@@ -4290,6 +4171,8 @@ int main(int argc, char **argv, char **envp)
 
     qemu_opts_foreach(qemu_find_opts("chardev"),
                       chardev_init_func, NULL, &error_fatal);
+    /* now chardevs have been created we may have semihosting to connect */
+    qemu_semihosting_connect_chardevs();
 
 #ifdef CONFIG_VIRTFS
     qemu_opts_foreach(qemu_find_opts("fsdev"),