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vl: Don't regenerate EEPROM if it already exists

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This commit is contained in:
Matt Borgerson 2022-04-27 15:24:28 -07:00 committed by mborgerson
parent 38d1036b2c
commit 8ac830b2aa
1 changed files with 50 additions and 44 deletions
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84
softmmu/vl.c
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@ -2766,6 +2766,48 @@ void qmp_x_exit_preconfig(Error **errp)
}
}
static const char *get_eeprom_path(void)
{
const char *path = g_config.sys.files.eeprom_path;
if (strlen(path) == 0) {
path = xemu_settings_get_default_eeprom_path();
xemu_settings_set_string(&g_config.sys.files.eeprom_path, path);
}
if (qemu_access(path, F_OK) == -1) {
if (!xbox_eeprom_generate(path, XBOX_EEPROM_VERSION_R1)) {
char *msg = g_strdup_printf("Failed to generate EEPROM file '%s'."
"Please check machine settings.",
path);
xemu_queue_error_message(msg);
g_free(msg);
return NULL;
}
}
int size = get_image_size(path);
if (size < 0) {
char *msg = g_strdup_printf("Failed to open EEPROM file '%s'.\n\n"
"Please check machine settings.");
xemu_queue_error_message(msg);
g_free(msg);
return NULL;
}
if (size != 256) {
char *msg = g_strdup_printf(
"Invalid EEPROM file '%s' size of %d; should be 256 bytes.\n\n"
"Please check machine settings.", path, size);
xemu_queue_error_message(msg);
g_free(msg);
return NULL;
}
return path;
}
void qemu_init(int argc, char **argv, char **envp)
{
QemuOpts *opts;
@ -2834,51 +2876,15 @@ void qemu_init(int argc, char **argv, char **envp)
g_free(bootrom_arg);
}
const char *eeprom_path = g_config.sys.files.eeprom_path;
// Sanity check EEPROM file
if (strlen(eeprom_path) > 0) {
int eeprom_size = get_image_size(eeprom_path);
if (eeprom_size < 0) {
char *msg = g_strdup_printf("Failed to open EEPROM file '%s'.\n\n"
"Automatically generating a new one instead. "
"Please check machine settings for the new path and move if desired.", eeprom_path);
xemu_queue_error_message(msg);
g_free(msg);
const char *eeprom_path = get_eeprom_path();
if (eeprom_path == NULL) {
eeprom_path = "";
} else if (eeprom_size != 256) {
char *msg = g_strdup_printf(
"Invalid EEPROM file '%s' size of %d; should be 256 bytes.\n\n"
"Automatically generating a new one instead. "
"Please check machine settings for the new path and move if desired.", eeprom_path, eeprom_size);
xemu_queue_error_message(msg);
g_free(msg);
eeprom_path = "";
} else {
}
fake_argv[fake_argc++] = strdup("-device");
char *escaped_eeprom_path = strdup_double_commas(eeprom_path);
fake_argv[fake_argc++] = g_strdup_printf("smbus-storage,file=%s",
escaped_eeprom_path);
free(escaped_eeprom_path);
}
}
// Generate a new EEPROM file if one isn't specified or contents are invalid
if (strlen(eeprom_path) == 0) {
eeprom_path = xemu_settings_get_default_eeprom_path();
if (xbox_eeprom_generate(eeprom_path, XBOX_EEPROM_VERSION_R1)) {
xemu_settings_set_string(&g_config.sys.files.eeprom_path, eeprom_path);
fake_argv[fake_argc++] = strdup("-device");
char *escaped_eeprom_path = strdup_double_commas(eeprom_path);
fake_argv[fake_argc++] = g_strdup_printf("smbus-storage,file=%s",
escaped_eeprom_path);
free(escaped_eeprom_path);
} else {
char *msg = g_strdup_printf("Failed to generate eeprom file '%s'. Please check machine settings.", eeprom_path);
xemu_queue_error_message(msg);
g_free(msg);
}
}
const char *flashrom_path = g_config.sys.files.flashrom_path;
autostart = 0; // Do not auto-start the machine without a valid BIOS file