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Diffstat (limited to 'bsd-user/main.c')
-rw-r--r--bsd-user/main.c35
1 files changed, 32 insertions, 3 deletions
diff --git a/bsd-user/main.c b/bsd-user/main.c
index cc980e6..7c0a059 100644
--- a/bsd-user/main.c
+++ b/bsd-user/main.c
@@ -36,8 +36,8 @@
#include "qemu/help_option.h"
#include "qemu/module.h"
#include "qemu/plugin.h"
-#include "exec/exec-all.h"
#include "user/guest-base.h"
+#include "user/page-protection.h"
#include "tcg/startup.h"
#include "qemu/timer.h"
#include "qemu/envlist.h"
@@ -60,6 +60,7 @@ uintptr_t qemu_host_page_size;
intptr_t qemu_host_page_mask;
static bool opt_one_insn_per_tb;
+static unsigned long opt_tb_size;
uintptr_t guest_base;
bool have_guest_base;
/*
@@ -88,6 +89,7 @@ bool have_guest_base;
#endif
unsigned long reserved_va;
+unsigned long guest_addr_max;
const char *interp_prefix = CONFIG_QEMU_INTERP_PREFIX;
const char *qemu_uname_release;
@@ -169,9 +171,13 @@ static void usage(void)
" (use '-d help' for a list of log items)\n"
"-D logfile write logs to 'logfile' (default stderr)\n"
"-one-insn-per-tb run with one guest instruction per emulated TB\n"
+ "-tb-size size TCG translation block cache size\n"
"-strace log system calls\n"
"-trace [[enable=]<pattern>][,events=<file>][,file=<file>]\n"
" specify tracing options\n"
+#ifdef CONFIG_PLUGIN
+ "-plugin [file=]<file>[,<argname>=<argvalue>]\n"
+#endif
"\n"
"Environment variables:\n"
"QEMU_STRACE Print system calls and arguments similar to the\n"
@@ -222,6 +228,8 @@ static void init_task_state(TaskState *ts)
};
}
+static QemuPluginList plugins = QTAILQ_HEAD_INITIALIZER(plugins);
+
void gemu_log(const char *fmt, ...)
{
va_list ap;
@@ -304,6 +312,7 @@ int main(int argc, char **argv)
cpu_model = NULL;
qemu_add_opts(&qemu_trace_opts);
+ qemu_plugin_add_opts();
optind = 1;
for (;;) {
@@ -387,10 +396,20 @@ int main(int argc, char **argv)
seed_optarg = optarg;
} else if (!strcmp(r, "one-insn-per-tb")) {
opt_one_insn_per_tb = true;
+ } else if (!strcmp(r, "tb-size")) {
+ r = argv[optind++];
+ if (qemu_strtoul(r, NULL, 0, &opt_tb_size)) {
+ usage();
+ }
} else if (!strcmp(r, "strace")) {
do_strace = 1;
} else if (!strcmp(r, "trace")) {
trace_opt_parse(optarg);
+#ifdef CONFIG_PLUGIN
+ } else if (!strcmp(r, "plugin")) {
+ r = argv[optind++];
+ qemu_plugin_opt_parse(r, &plugins);
+#endif
} else if (!strcmp(r, "0")) {
argv0 = argv[optind++];
} else {
@@ -425,6 +444,7 @@ int main(int argc, char **argv)
exit(1);
}
trace_init_file();
+ qemu_plugin_load_list(&plugins, &error_fatal);
/* Zero out regs */
memset(regs, 0, sizeof(struct target_pt_regs));
@@ -452,6 +472,8 @@ int main(int argc, char **argv)
accel_init_interfaces(ac);
object_property_set_bool(OBJECT(accel), "one-insn-per-tb",
opt_one_insn_per_tb, &error_abort);
+ object_property_set_int(OBJECT(accel), "tb-size",
+ opt_tb_size, &error_abort);
ac->init_machine(NULL);
}
@@ -491,6 +513,13 @@ int main(int argc, char **argv)
/* MAX_RESERVED_VA + 1 is a large power of 2, so is aligned. */
reserved_va = max_reserved_va;
}
+ if (reserved_va != 0) {
+ guest_addr_max = reserved_va;
+ } else if (MIN(TARGET_VIRT_ADDR_SPACE_BITS, TARGET_ABI_BITS) <= 32) {
+ guest_addr_max = UINT32_MAX;
+ } else {
+ guest_addr_max = ~0ul;
+ }
if (getenv("QEMU_STRACE")) {
do_strace = 1;
@@ -601,6 +630,7 @@ int main(int argc, char **argv)
init_task_state(ts);
ts->info = info;
ts->bprm = &bprm;
+ ts->ts_tid = qemu_get_thread_id();
cpu->opaque = ts;
target_set_brk(info->brk);
@@ -617,8 +647,7 @@ int main(int argc, char **argv)
target_cpu_init(env, regs);
if (gdbstub) {
- gdbserver_start(gdbstub);
- gdb_handlesig(cpu, 0, NULL, NULL, 0);
+ gdbserver_start(gdbstub, &error_fatal);
}
cpu_loop(env);
/* never exits */