/* Copyright (C) 2006-2008 The Android Open Source Project

**

** This software is licensed under the terms of the GNU General Public

** License version 2, as published by the Free Software Foundation, and

** may be copied, distributed, and modified under those terms.

**

** This program is distributed in the hope that it will be useful,

** but WITHOUT ANY WARRANTY; without even the implied warranty of

** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

** GNU General Public License for more details.

*/

#include <signal.h>

#include <unistd.h>

#include <string.h>

#include <sys/time.h>

#ifdef _WIN32

#include <process.h>

#endif

#include "sockets.h"

#include "android/android.h"

#include "qemu-common.h"

#include "sysemu.h"

#include "console.h"

#include "user-events.h"

#include <SDL.h>

#include <SDL_syswm.h>

#include "math.h"

#include "android/charmap.h"

#include "android/utils/debug.h"

#include "android/config.h"

#include "android/config/config.h"

#include "android/user-config.h"

#include "android/utils/bufprint.h"

#include "android/utils/filelock.h"

#include "android/utils/lineinput.h"

#include "android/utils/path.h"

#include "android/utils/tempfile.h"

#include "android/main-common.h"

#include "android/help.h"

#include "hw/goldfish_nand.h"

#include "android/globals.h"

#include "android/qemulator.h"

#include "android/display.h"

#include "android/snapshot.h"

#include "android/framebuffer.h"

#include "iolooper.h"

AndroidRotation android_framebuffer_rotation;

#define STRINGIFY(x) _STRINGIFY(x)

#define _STRINGIFY(x) #x

#ifdef ANDROID_SDK_TOOLS_REVISION

# define VERSION_STRING STRINGIFY(ANDROID_SDK_TOOLS_REVISION)".0"

#else

# define VERSION_STRING "standalone"

#endif

#define D(...) do { if (VERBOSE_CHECK(init)) dprint(__VA_ARGS__); } while (0)

extern int control_console_start( int port ); /* in control.c */

extern int qemu_milli_needed;

/* the default device DPI if none is specified by the skin

*/

#define DEFAULT_DEVICE_DPI 165

#ifdef CONFIG_TRACE

extern void start_tracing(void);

extern void stop_tracing(void);

#endif

unsigned long long android_verbose;

int qemu_main(int argc, char **argv);

/* this function dumps the QEMU help */

extern void help( void );

extern void emulator_help( void );

#define VERBOSE_OPT(str,var) { str, &var }

#define _VERBOSE_TAG(x,y) { #x, VERBOSE_##x, y },

static const struct { const char* name; int flag; const char* text; }

verbose_options[] = {

VERBOSE_TAG_LIST

{ 0, 0, 0 }

};

void emulator_help( void )

{

STRALLOC_DEFINE(out);

android_help_main(out);

printf( "%.*s", out->n, out->s );

stralloc_reset(out);

exit(1);

}

/* TODO: Put in shared source file */

static char*

_getFullFilePath( const char* rootPath, const char* fileName )

{

if (path_is_absolute(fileName)) {

return ASTRDUP(fileName);

} else {

char temp[PATH_MAX], *p=temp, *end=p+sizeof(temp);

p = bufprint(temp, end, "%s/%s", rootPath, fileName);

if (p >= end) {

return NULL;

}

return ASTRDUP(temp);

}

}

static uint64_t

_adjustPartitionSize( const char* description,

uint64_t imageBytes,

uint64_t defaultBytes,

int inAndroidBuild )

{

char temp[64];

unsigned imageMB;

unsigned defaultMB;

if (imageBytes <= defaultBytes)

return defaultBytes;

imageMB = convertBytesToMB(imageBytes);

defaultMB = convertBytesToMB(defaultBytes);

if (imageMB > defaultMB) {

snprintf(temp, sizeof temp, "(%d MB > %d MB)", imageMB, defaultMB);

} else {

snprintf(temp, sizeof temp, "(%" PRIu64 " bytes > %" PRIu64 " bytes)", imageBytes, defaultBytes);

}

if (inAndroidBuild) {

dwarning("%s partition size adjusted to match image file %s\n", description, temp);

}

return convertMBToBytes(imageMB);

}

int main(int argc, char **argv)

{

char tmp[MAX_PATH];

char* tmpend = tmp + sizeof(tmp);

char* args[128];

int n;

char* opt;

/* The emulator always uses the first serial port for kernel messages

* and the second one for qemud. So start at the third if we need one

* for logcat or 'shell'

*/

int serial = 2;

int shell_serial = 0;

int forceArmv7 = 0;

AndroidHwConfig* hw;

AvdInfo* avd;

AConfig* skinConfig;

char* skinPath;

int inAndroidBuild;

uint64_t defaultPartitionSize = convertMBToBytes(200);

AndroidOptions opts[1];

/* net.shared_net_ip boot property value. */

char boot_prop_ip[64];

boot_prop_ip[0] = '\0';

args[0] = argv[0];

if ( android_parse_options( &argc, &argv, opts ) < 0 ) {

exit(1);

}

#ifdef _WIN32

socket_init();

#endif

handle_ui_options(opts);

while (argc-- > 1) {

opt = (++argv)[0];

if(!strcmp(opt, "-qemu")) {

argc--;

argv++;

break;

}

if (!strcmp(opt, "-help")) {

emulator_help();

}

if (!strncmp(opt, "-help-",6)) {

STRALLOC_DEFINE(out);

opt += 6;

if (!strcmp(opt, "all")) {

android_help_all(out);

}

else if (android_help_for_option(opt, out) == 0) {

/* ok */

}

else if (android_help_for_topic(opt, out) == 0) {

/* ok */

}

if (out->n > 0) {

printf("\n%.*s", out->n, out->s);

exit(0);

}

fprintf(stderr, "unknown option: -help-%s\n", opt);

fprintf(stderr, "please use -help for a list of valid topics\n");

exit(1);

}

if (opt[0] == '-') {

fprintf(stderr, "unknown option: %s\n", opt);

fprintf(stderr, "please use -help for a list of valid options\n");

exit(1);

}

fprintf(stderr, "invalid command-line parameter: %s.\n", opt);

fprintf(stderr, "Hint: use '@foo' to launch a virtual device named 'foo'.\n");

fprintf(stderr, "please use -help for more information\n");

exit(1);

}

if (opts->version) {

printf("Android emulator version %s\n"

"Copyright (C) 2006-2011 The Android Open Source Project and many others.\n"

"This program is a derivative of the QEMU CPU emulator (www.qemu.org).\n\n",

#if defined ANDROID_BUILD_ID

VERSION_STRING " (build_id " STRINGIFY(ANDROID_BUILD_ID) ")" );

#else

VERSION_STRING);

#endif

printf(" This software is licensed under the terms of the GNU General Public\n"

" License version 2, as published by the Free Software Foundation, and\n"

" may be copied, distributed, and modified under those terms.\n\n"

" This program is distributed in the hope that it will be useful,\n"

" but WITHOUT ANY WARRANTY; without even the implied warranty of\n"

" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"

" GNU General Public License for more details.\n\n");

exit(0);

}

if (opts->snapshot_list) {

if (opts->snapstorage == NULL) {

/* Need to find the default snapstorage */

avd = createAVD(opts, &inAndroidBuild);

opts->snapstorage = avdInfo_getSnapStoragePath(avd);

if (opts->snapstorage != NULL) {

D("autoconfig: -snapstorage %s", opts->snapstorage);

} else {

if (inAndroidBuild) {

derror("You must use the -snapstorage <file> option to specify a snapshot storage file!\n");

} else {

derror("This AVD doesn't have snapshotting enabled!\n");

}

exit(1);

}

}

snapshot_print_and_exit(opts->snapstorage);

}

sanitizeOptions(opts);

/* Initialization of UI started with -attach-core should work differently

* than initialization of UI that starts the core. In particular....

*/

/* -charmap is incompatible with -attach-core, because particular

* charmap gets set up in the running core. */

if (android_charmap_setup(opts->charmap)) {

exit(1);

}

/* Parses options and builds an appropriate AVD. */

avd = android_avdInfo = createAVD(opts, &inAndroidBuild);

/* get the skin from the virtual device configuration */

if (opts->skindir != NULL) {

if (opts->skin == NULL) {

/* NOTE: Normally handled by sanitizeOptions(), just be safe */

derror("The -skindir <path> option requires a -skin <name> option");

exit(2);

}

} else {

char* skinName;

char* skinDir;

avdInfo_getSkinInfo(avd, &skinName, &skinDir);

if (opts->skin == NULL) {

opts->skin = skinName;

D("autoconfig: -skin %s", opts->skin);

} else {

AFREE(skinName);

}

opts->skindir = skinDir;

D("autoconfig: -skindir %s", opts->skindir);

/* update the avd hw config from this new skin */

avdInfo_getSkinHardwareIni(avd, opts->skin, opts->skindir);

}

/* Read hardware configuration */

hw = android_hw;

if (avdInfo_initHwConfig(avd, hw) < 0) {

derror("could not read hardware configuration ?");

exit(1);

}

if (opts->keyset) {

parse_keyset(opts->keyset, opts);

if (!android_keyset) {

fprintf(stderr,

"emulator: WARNING: could not find keyset file named '%s',"

" using defaults instead\n",

opts->keyset);

}

}

if (!android_keyset) {

parse_keyset("default", opts);

if (!android_keyset) {

android_keyset = skin_keyset_new_from_text( skin_keyset_get_default() );

if (!android_keyset) {

fprintf(stderr, "PANIC: default keyset file is corrupted !!\n" );

fprintf(stderr, "PANIC: please update the code in android/skin/keyset.c\n" );

exit(1);

}

if (!opts->keyset)

write_default_keyset();

}

}

if (opts->shared_net_id) {

char* end;

long shared_net_id = strtol(opts->shared_net_id, &end, 0);

if (end == NULL || *end || shared_net_id < 1 || shared_net_id > 255) {

fprintf(stderr, "option -shared-net-id must be an integer between 1 and 255\n");

exit(1);

}

snprintf(boot_prop_ip, sizeof(boot_prop_ip),

"net.shared_net_ip=10.1.2.%ld", shared_net_id);

}

user_config_init();

parse_skin_files(opts->skindir, opts->skin, opts, hw,

&skinConfig, &skinPath);

if (!opts->netspeed && skin_network_speed) {

D("skin network speed: '%s'", skin_network_speed);

if (strcmp(skin_network_speed, NETWORK_SPEED_DEFAULT) != 0) {

opts->netspeed = (char*)skin_network_speed;

}

}

if (!opts->netdelay && skin_network_delay) {

D("skin network delay: '%s'", skin_network_delay);

if (strcmp(skin_network_delay, NETWORK_DELAY_DEFAULT) != 0) {

opts->netdelay = (char*)skin_network_delay;

}

}

if (opts->trace) {

char* tracePath = avdInfo_getTracePath(avd, opts->trace);

int ret;

if (tracePath == NULL) {

derror( "bad -trace parameter" );

exit(1);

}

ret = path_mkdir_if_needed( tracePath, 0755 );

if (ret < 0) {

fprintf(stderr, "could not create directory '%s'\n", tmp);

exit(2);

}

opts->trace = tracePath;

}

/* Update CPU architecture for HW configs created from build dir. */

if (inAndroidBuild) {

#if defined(TARGET_ARM)

free(android_hw->hw_cpu_arch);

android_hw->hw_cpu_arch = ASTRDUP("arm");

#elif defined(TARGET_I386)

free(android_hw->hw_cpu_arch);

android_hw->hw_cpu_arch = ASTRDUP("x86");

#elif defined(TARGET_MIPS)

free(android_hw->hw_cpu_arch);

android_hw->hw_cpu_arch = ASTRDUP("mips");

#endif

}

n = 1;

/* generate arguments for the underlying qemu main() */

{

char* kernelFile = opts->kernel;

int kernelFileLen;

if (kernelFile == NULL) {

kernelFile = avdInfo_getKernelPath(avd);

if (kernelFile == NULL) {

derror( "This AVD's configuration is missing a kernel file!!" );

exit(2);

}

D("autoconfig: -kernel %s", kernelFile);

}

if (!path_exists(kernelFile)) {

derror( "Invalid or missing kernel image file: %s", kernelFile );

exit(2);

}

hw->kernel_path = kernelFile;

/* If the kernel image name ends in "-armv7", then change the cpu

* type automatically. This is a poor man's approach to configuration

* management, but should allow us to get past building ARMv7

* system images with dex preopt pass without introducing too many

* changes to the emulator sources.

*

* XXX:

* A 'proper' change would require adding some sort of hardware-property

* to each AVD config file, then automatically determine its value for

* full Android builds (depending on some environment variable), plus

* some build system changes. I prefer not to do that for now for reasons

* of simplicity.

*/

kernelFileLen = strlen(kernelFile);

if (kernelFileLen > 6 && !memcmp(kernelFile + kernelFileLen - 6, "-armv7", 6)) {

forceArmv7 = 1;

}

}

if (boot_prop_ip[0]) {

args[n++] = "-boot-property";

args[n++] = boot_prop_ip;

}

if (opts->tcpdump) {

args[n++] = "-tcpdump";

args[n++] = opts->tcpdump;

}

#ifdef CONFIG_NAND_LIMITS

if (opts->nand_limits) {

args[n++] = "-nand-limits";

args[n++] = opts->nand_limits;

}

#endif

if (opts->timezone) {

args[n++] = "-timezone";

args[n++] = opts->timezone;

}

if (opts->netspeed) {

args[n++] = "-netspeed";

args[n++] = opts->netspeed;

}

if (opts->netdelay) {

args[n++] = "-netdelay";

args[n++] = opts->netdelay;

}

if (opts->netfast) {

args[n++] = "-netfast";

}

if (opts->audio) {

args[n++] = "-audio";

args[n++] = opts->audio;

}

if (opts->cpu_delay) {

args[n++] = "-cpu-delay";

args[n++] = opts->cpu_delay;

}

if (opts->dns_server) {

args[n++] = "-dns-server";

args[n++] = opts->dns_server;

}

/* opts->ramdisk is never NULL (see createAVD) here */

if (opts->ramdisk) {

AFREE(hw->disk_ramdisk_path);

hw->disk_ramdisk_path = ASTRDUP(opts->ramdisk);

}

else if (!hw->disk_ramdisk_path[0]) {

hw->disk_ramdisk_path = avdInfo_getRamdiskPath(avd);

D("autoconfig: -ramdisk %s", hw->disk_ramdisk_path);

}

/* -partition-size is used to specify the max size of both the system

* and data partition sizes.

*/

if (opts->partition_size) {

char* end;

long sizeMB = strtol(opts->partition_size, &end, 0);

long minSizeMB = 10;

long maxSizeMB = LONG_MAX / ONE_MB;

if (sizeMB < 0 || *end != 0) {

derror( "-partition-size must be followed by a positive integer" );

exit(1);

}

if (sizeMB < minSizeMB || sizeMB > maxSizeMB) {

derror( "partition-size (%d) must be between %dMB and %dMB",

sizeMB, minSizeMB, maxSizeMB );

exit(1);

}

defaultPartitionSize = (uint64_t) sizeMB * ONE_MB;

}

/** SYSTEM PARTITION **/

if (opts->sysdir == NULL) {

if (avdInfo_inAndroidBuild(avd)) {

opts->sysdir = ASTRDUP(avdInfo_getContentPath(avd));

D("autoconfig: -sysdir %s", opts->sysdir);

}

}

if (opts->sysdir != NULL) {

if (!path_exists(opts->sysdir)) {

derror("Directory does not exist: %s", opts->sysdir);

exit(1);

}

}

{

char* rwImage = NULL;

char* initImage = NULL;

do {

if (opts->system == NULL) {

/* If -system is not used, try to find a runtime system image

* (i.e. system-qemu.img) in the content directory.

*/

rwImage = avdInfo_getSystemImagePath(avd);

if (rwImage != NULL) {

break;

}

/* Otherwise, try to find the initial system image */

initImage = avdInfo_getSystemInitImagePath(avd);

if (initImage == NULL) {

derror("No initial system image for this configuration!");

exit(1);

}

break;

}

/* If -system <name> is used, use it to find the initial image */

if (opts->sysdir != NULL && !path_exists(opts->system)) {

initImage = _getFullFilePath(opts->sysdir, opts->system);

} else {

initImage = ASTRDUP(opts->system);

}

if (!path_exists(initImage)) {

derror("System image file doesn't exist: %s", initImage);

exit(1);

}

} while (0);

if (rwImage != NULL) {

/* Use the read/write image file directly */

hw->disk_systemPartition_path = rwImage;

hw->disk_systemPartition_initPath = NULL;

D("Using direct system image: %s", rwImage);

} else if (initImage != NULL) {

hw->disk_systemPartition_path = NULL;

hw->disk_systemPartition_initPath = initImage;

D("Using initial system image: %s", initImage);

}

/* Check the size of the system partition image.

* If we have an AVD, it must be smaller than

* the disk.systemPartition.size hardware property.

*

* Otherwise, we need to adjust the systemPartitionSize

* automatically, and print a warning.

*

*/

const char* systemImage = hw->disk_systemPartition_path;

uint64_t systemBytes;

if (systemImage == NULL)

systemImage = hw->disk_systemPartition_initPath;

if (path_get_size(systemImage, &systemBytes) < 0) {

derror("Missing system image: %s", systemImage);

exit(1);

}

hw->disk_systemPartition_size =

_adjustPartitionSize("system", systemBytes, defaultPartitionSize,

avdInfo_inAndroidBuild(avd));

}

/** DATA PARTITION **/

if (opts->datadir) {

if (!path_exists(opts->datadir)) {

derror("Invalid -datadir directory: %s", opts->datadir);

}

}

{

char* dataImage = NULL;

char* initImage = NULL;

do {

if (!opts->data) {

dataImage = avdInfo_getDataImagePath(avd);

if (dataImage != NULL) {

D("autoconfig: -data %s", dataImage);

break;

}

dataImage = avdInfo_getDefaultDataImagePath(avd);

if (dataImage == NULL) {

derror("No data image path for this configuration!");

exit (1);

}

opts->wipe_data = 1;

break;

}

if (opts->datadir) {

dataImage = _getFullFilePath(opts->datadir, opts->data);

} else {

dataImage = ASTRDUP(opts->data);

}

} while (0);

if (opts->initdata != NULL) {

initImage = ASTRDUP(opts->initdata);

if (!path_exists(initImage)) {

derror("Invalid initial data image path: %s", initImage);

exit(1);

}

} else {

initImage = avdInfo_getDataInitImagePath(avd);

D("autoconfig: -initdata %s", initImage);

}

hw->disk_dataPartition_path = dataImage;

if (opts->wipe_data) {

hw->disk_dataPartition_initPath = initImage;

} else {

hw->disk_dataPartition_initPath = NULL;

}

uint64_t defaultBytes =

hw->disk_dataPartition_size == 0 ?

defaultPartitionSize :

hw->disk_dataPartition_size;

uint64_t dataBytes;

const char* dataPath = hw->disk_dataPartition_initPath;

if (dataPath == NULL)

dataPath = hw->disk_dataPartition_path;

path_get_size(dataPath, &dataBytes);

hw->disk_dataPartition_size =

_adjustPartitionSize("data", dataBytes, defaultBytes,

avdInfo_inAndroidBuild(avd));

}

/** CACHE PARTITION **/

if (opts->no_cache) {

/* No cache partition at all */

hw->disk_cachePartition = 0;

}

else if (!hw->disk_cachePartition) {

if (opts->cache) {

dwarning( "Emulated hardware doesn't support a cache partition. -cache option ignored!" );

opts->cache = NULL;

}

}

else

{

if (!opts->cache) {

/* Find the current cache partition file */

opts->cache = avdInfo_getCachePath(avd);

if (opts->cache == NULL) {

/* The file does not exists, we will force its creation

* if we are not in the Android build system. Otherwise,

* a temporary file will be used.

*/

if (!avdInfo_inAndroidBuild(avd)) {

opts->cache = avdInfo_getDefaultCachePath(avd);

}

}

if (opts->cache) {

D("autoconfig: -cache %s", opts->cache);

}

}

if (opts->cache) {

hw->disk_cachePartition_path = ASTRDUP(opts->cache);

}

}

if (hw->disk_cachePartition_path && opts->cache_size) {

/* Set cache partition size per user options. */

char* end;

long sizeMB = strtol(opts->cache_size, &end, 0);

if (sizeMB < 0 || *end != 0) {

derror( "-cache-size must be followed by a positive integer" );

exit(1);

}

hw->disk_cachePartition_size = (uint64_t) sizeMB * ONE_MB;

}

/** SD CARD PARTITION */

if (!hw->hw_sdCard) {

/* No SD Card emulation, so -sdcard will be ignored */

if (opts->sdcard) {

dwarning( "Emulated hardware doesn't support SD Cards. -sdcard option ignored." );

opts->sdcard = NULL;

}

} else {

/* Auto-configure -sdcard if it is not available */

if (!opts->sdcard) {

do {

/* If -datadir <path> is used, look for a sdcard.img file here */

if (opts->datadir) {

bufprint(tmp, tmpend, "%s/%s", opts->datadir, "system.img");

if (path_exists(tmp)) {

opts->sdcard = strdup(tmp);

break;

}

}

/* Otherwise, look at the AVD's content */

opts->sdcard = avdInfo_getSdCardPath(avd);

if (opts->sdcard != NULL) {

break;

}

/* Nothing */

} while (0);

if (opts->sdcard) {

D("autoconfig: -sdcard %s", opts->sdcard);

}

}

}

if(opts->sdcard) {

uint64_t size;

if (path_get_size(opts->sdcard, &size) == 0) {

/* see if we have an sdcard image. get its size if it exists */

/* due to what looks like limitations of the MMC protocol, one has

* to use an SD Card image that is equal or larger than 9 MB

*/

if (size < 9*1024*1024ULL) {

fprintf(stderr, "### WARNING: SD Card files must be at least 9MB, ignoring '%s'\n", opts->sdcard);

} else {

hw->hw_sdCard_path = ASTRDUP(opts->sdcard);

}

} else {

dwarning("no SD Card image at '%s'", opts->sdcard);

}

}

/** SNAPSHOT STORAGE HANDLING */

/* Determine snapstorage path. -no-snapstorage disables all snapshotting

* support. This means you can't resume a snapshot at load, save it at

* exit, or even load/save them dynamically at runtime with the console.

*/

if (opts->no_snapstorage) {

if (opts->snapshot) {

dwarning("ignoring -snapshot option due to the use of -no-snapstorage");

opts->snapshot = NULL;

}

if (opts->snapstorage) {

dwarning("ignoring -snapstorage option due to the use of -no-snapstorage");

opts->snapstorage = NULL;

}

}

else

{

if (!opts->snapstorage && avdInfo_getSnapshotPresent(avd)) {

opts->snapstorage = avdInfo_getSnapStoragePath(avd);

if (opts->snapstorage != NULL) {

D("autoconfig: -snapstorage %s", opts->snapstorage);

}

}

if (opts->snapstorage && !path_exists(opts->snapstorage)) {

D("no image at '%s', state snapshots disabled", opts->snapstorage);

opts->snapstorage = NULL;

}

}

/* If we have a valid snapshot storage path */

if (opts->snapstorage) {

hw->disk_snapStorage_path = ASTRDUP(opts->snapstorage);

/* -no-snapshot is equivalent to using both -no-snapshot-load

* and -no-snapshot-save. You can still load/save snapshots dynamically

* from the console though.

*/

if (opts->no_snapshot) {

opts->no_snapshot_load = 1;

opts->no_snapshot_save = 1;

if (opts->snapshot) {

dwarning("ignoring -snapshot option due to the use of -no-snapshot.");

}

}

if (!opts->no_snapshot_load || !opts->no_snapshot_save) {

if (opts->snapshot == NULL) {

opts->snapshot = "default-boot";

D("autoconfig: -snapshot %s", opts->snapshot);

}

}

/* We still use QEMU command-line options for the following since

* they can change from one invokation to the next and don't really

* correspond to the hardware configuration itself.

*/

if (!opts->no_snapshot_load) {

args[n++] = "-loadvm";

args[n++] = ASTRDUP(opts->snapshot);

}

if (!opts->no_snapshot_save) {

args[n++] = "-savevm-on-exit";

args[n++] = ASTRDUP(opts->snapshot);

}

if (opts->no_snapshot_update_time) {

args[n++] = "-snapshot-no-time-update";

}

}

if (!opts->logcat || opts->logcat[0] == 0) {

opts->logcat = getenv("ANDROID_LOG_TAGS");

if (opts->logcat && opts->logcat[0] == 0)

opts->logcat = NULL;

}

/* we always send the kernel messages from ttyS0 to android_kmsg */

if (opts->show_kernel) {

args[n++] = "-show-kernel";

}

/* XXXX: TODO: implement -shell and -logcat through qemud instead */

if (!opts->shell_serial) {

#ifdef _WIN32

opts->shell_serial = "con:";

#else

opts->shell_serial = "stdio";

#endif

}

else

opts->shell = 1;

if (opts->shell || opts->logcat) {

args[n++] = "-serial";

args[n++] = opts->shell_serial;

shell_serial = serial++;

}

if (opts->radio) {

args[n++] = "-radio";

args[n++] = opts->radio;

}

if (opts->gps) {

args[n++] = "-gps";

args[n++] = opts->gps;

}

if (opts->memory) {

char* end;

long ramSize = strtol(opts->memory, &end, 0);

if (ramSize < 0 || *end != 0) {

derror( "-memory must be followed by a positive integer" );

exit(1);

}

if (ramSize < 32 || ramSize > 4096) {

derror( "physical memory size must be between 32 and 4096 MB" );

exit(1);

}

hw->hw_ramSize = ramSize;

}

if (!opts->memory) {

int ramSize = hw->hw_ramSize;

if (ramSize <= 0) {

/* Compute the default RAM size based on the size of screen.

* This is only used when the skin doesn't provide the ram

* size through its hardware.ini (i.e. legacy ones) or when

* in the full Android build system.

*/

int64_t pixels = hw->hw_lcd_width * hw->hw_lcd_height;

/* The following thresholds are a bit liberal, but we

* essentially want to ensure the following mappings:

*

* 320x480 -> 96

* 800x600 -> 128

* 1024x768 -> 256

*

* These are just simple heuristics, they could change in

* the future.

*/

if (pixels <= 250000)

ramSize = 96;

else if (pixels <= 500000)

ramSize = 128;

else

ramSize = 256;

}

hw->hw_ramSize = ramSize;

}

D("Physical RAM size: %dMB\n", hw->hw_ramSize);

if (hw->vm_heapSize == 0) {

/* Compute the default heap size based on the RAM size.

* Essentially, we want to ensure the following liberal mappings:

*

* 96MB RAM -> 16MB heap

* 128MB RAM -> 24MB heap

* 256MB RAM -> 48MB heap

*/

int ramSize = hw->hw_ramSize;

int heapSize;

if (ramSize < 100)

heapSize = 16;

else if (ramSize < 192)

heapSize = 24;

else

heapSize = 48;

hw->vm_heapSize = heapSize;

}

if (opts->trace) {

args[n++] = "-trace";

args[n++] = opts->trace;

args[n++] = "-tracing";

args[n++] = "off";

}

/* Pass boot properties to the core. */

if (opts->prop != NULL) {

ParamList* pl = opts->prop;

for ( ; pl != NULL; pl = pl->next ) {

args[n++] = "-boot-property";

args[n++] = pl->param;

}

}

/* Setup the kernel init options

*/

{

static char params[1024];

char *p = params, *end = p + sizeof(params);

/* Don't worry about having a leading space here, this is handled

* by the core later. */