RetroArch/frontend/drivers/platform_ctr.c
2015-09-20 07:48:16 +01:00

338 lines
8.0 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2014-2015 - Ali Bouhlel
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <stddef.h>
#include <string.h>
#include <boolean.h>
#include <3ds.h>
#include <file/file_path.h>
#ifndef IS_SALAMANDER
#include <file/file_list.h>
#endif
#include "../../general.h"
#include "retroarch.h"
#ifdef IS_SALAMANDER
#include "../../file_ext.h"
#else
#include "../../menu/menu.h"
#include "../../menu/menu_list.h"
#endif
const char* elf_path_cst = "sdmc:/retroarch/test.3dsx";
void wait_for_input(void);
#define DEBUG_HOLD() do{printf("%s@%s:%d.\n",__FUNCTION__, __FILE__, __LINE__);fflush(stdout);wait_for_input();}while(0)
#ifndef CTR_STACK_SIZE
#define CTR_STACK_SIZE 0x100000
#endif
#ifndef CTR_HEAP_SIZE
#define CTR_HEAP_SIZE 0x3000000
#endif
#ifndef CTR_PROG_MEMSIZE
#define CTR_PROG_MEMSIZE 0x800000
#endif
#define CTR_MEMORY_MAX 0x04000000
#if CTR_MEMORY_MAX < (CTR_PROG_MEMSIZE + CTR_HEAP_SIZE + CTR_STACK_SIZE)
#error
#endif
int __stacksize__ = CTR_STACK_SIZE;
extern char* fake_heap_start;
extern char* fake_heap_end;
u32 __linear_heap;
u32 __heapBase;
static u32 __heap_size_local, __linear_heap_size_local;
extern void (*__system_retAddr)(void);
void __destroy_handle_list(void);
void __appExit();
void __libc_fini_array(void);
void __system_allocateHeaps() {
u32 tmp=0;
__heap_size_local = CTR_HEAP_SIZE;
__linear_heap_size_local = CTR_MEMORY_MAX - (CTR_PROG_MEMSIZE + CTR_HEAP_SIZE + CTR_STACK_SIZE);
// Allocate the application heap
__heapBase = 0x08000000;
svcControlMemory(&tmp, __heapBase, 0x0, __heap_size_local, MEMOP_ALLOC, MEMPERM_READ | MEMPERM_WRITE);
// Allocate the linear heap
svcControlMemory(&__linear_heap, 0x0, 0x0, __linear_heap_size_local, MEMOP_ALLOC_LINEAR, MEMPERM_READ | MEMPERM_WRITE);
// Set up newlib heap
fake_heap_start = (char*)__heapBase;
fake_heap_end = fake_heap_start + __heap_size_local;
}
void __attribute__((noreturn)) __libctru_exit(int rc)
{
u32 tmp=0;
// Unmap the linear heap
svcControlMemory(&tmp, __linear_heap, 0x0, __linear_heap_size_local, MEMOP_FREE, 0x0);
// Unmap the application heap
svcControlMemory(&tmp, __heapBase, 0x0, __heap_size_local, MEMOP_FREE, 0x0);
// Close some handles
__destroy_handle_list();
// Jump to the loader if it provided a callback
if (__system_retAddr)
__system_retAddr();
// Since above did not jump, end this process
svcExitProcess();
}
static void frontend_ctr_get_environment_settings(int *argc, char *argv[],
void *args, void *params_data)
{
(void)args;
#ifndef IS_SALAMANDER
#if defined(HAVE_LOGGER)
logger_init();
#elif defined(HAVE_FILE_LOGGER)
global_t *global = global_get_ptr();
global->log_file = fopen("sdmc:/retroarch/retroarch-log.txt", "w");
#endif
#endif
fill_pathname_basedir(g_defaults.dir.port, elf_path_cst, sizeof(g_defaults.dir.port));
RARCH_LOG("port dir: [%s]\n", g_defaults.dir.port);
fill_pathname_join(g_defaults.dir.core_assets, g_defaults.dir.port,
"downloads", sizeof(g_defaults.dir.core_assets));
fill_pathname_join(g_defaults.dir.assets, g_defaults.dir.port,
"media", sizeof(g_defaults.dir.assets));
fill_pathname_join(g_defaults.dir.core, g_defaults.dir.port,
"cores", sizeof(g_defaults.dir.core));
fill_pathname_join(g_defaults.dir.core_info, g_defaults.dir.port,
"cores", sizeof(g_defaults.dir.core_info));
fill_pathname_join(g_defaults.dir.savestate, g_defaults.dir.core,
"savestates", sizeof(g_defaults.dir.savestate));
fill_pathname_join(g_defaults.dir.sram, g_defaults.dir.core,
"savefiles", sizeof(g_defaults.dir.sram));
fill_pathname_join(g_defaults.dir.system, g_defaults.dir.core,
"system", sizeof(g_defaults.dir.system));
fill_pathname_join(g_defaults.dir.playlist, g_defaults.dir.core,
"playlists", sizeof(g_defaults.dir.playlist));
fill_pathname_join(g_defaults.dir.remap, g_defaults.dir.port,
"remaps", sizeof(g_defaults.dir.remap));
fill_pathname_join(g_defaults.path.config, g_defaults.dir.port,
"retroarch.cfg", sizeof(g_defaults.path.config));
#ifndef IS_SALAMANDER
#if 0
if (argv[1] && (argv[1][0] != '\0'))
{
static char path[PATH_MAX_LENGTH];
struct rarch_main_wrap *args = NULL;
*path = '\0';
args = (struct rarch_main_wrap*)params_data;
if (args)
{
strlcpy(path, argv[1], sizeof(path));
args->touched = true;
args->no_content = false;
args->verbose = false;
args->config_path = NULL;
args->sram_path = NULL;
args->state_path = NULL;
args->content_path = path;
args->libretro_path = NULL;
RARCH_LOG("argv[0]: %s\n", argv[0]);
RARCH_LOG("argv[1]: %s\n", argv[1]);
RARCH_LOG("argv[2]: %s\n", argv[2]);
RARCH_LOG("Auto-start game %s.\n", argv[1]);
}
}
#endif
#endif
}
static void frontend_ctr_deinit(void *data)
{
(void)data;
#ifndef IS_SALAMANDER
global_t *global = global_get_ptr();
global->verbosity = true;
#ifdef HAVE_FILE_LOGGER
if (global->log_file)
fclose(global->log_file);
global->log_file = NULL;
#endif
wait_for_input();
csndExit();
gfxExit();
#if 0
sdmcExit();
fsExit();
hidExit();
aptExit();
srvExit();
#endif
#endif
}
static void frontend_ctr_shutdown(bool unused)
{
(void)unused;
}
#define PRINTFPOS(X,Y) "\x1b["#X";"#Y"H"
#define PRINTFPOS_STR(X,Y) "\x1b["X";"Y"H"
static void frontend_ctr_init(void *data)
{
#ifndef IS_SALAMANDER
(void)data;
global_t *global = global_get_ptr();
global->verbosity = true;
#if 0
srvInit();
aptInit();
hidInit();
fsInit();
sdmcInit();
APT_SetAppCpuTimeLimit(NULL, 80);
gfxInitDefault();
#endif
gfxInit(GSP_BGR8_OES,GSP_RGB565_OES,false);
csndInit();
gfxSet3D(false);
consoleInit(GFX_BOTTOM, NULL);
#endif
}
static int frontend_ctr_get_rating(void)
{
return 3;
}
bool select_pressed = false;
void wait_for_input(void)
{
printf("\n\nPress Start.\n\n");
fflush(stdout);
while(aptMainLoop())
{
u32 kDown;
hidScanInput();
kDown = hidKeysDown();
if (kDown & KEY_START)
break;
if (kDown & KEY_SELECT)
exit(0);
// select_pressed = true;
rarch_sleep(1);
}
}
int usleep (useconds_t us)
{
svcSleepThread((int64_t)us * 1000);
}
long sysconf(int name)
{
switch(name)
{
case _SC_NPROCESSORS_ONLN:
return 2;
}
return -1;
}
enum frontend_architecture frontend_ctr_get_architecture(void)
{
return FRONTEND_ARCH_ARM;
}
static int frontend_ctr_parse_drive_list(void *data)
{
file_list_t *list = (file_list_t*)data;
#ifndef IS_SALAMANDER
if (!list)
return -1;
menu_list_push(list,
"sdmc:/", "", MENU_FILE_DIRECTORY, 0, 0);
#endif
return 0;
}
frontend_ctx_driver_t frontend_ctx_ctr = {
frontend_ctr_get_environment_settings,
frontend_ctr_init,
frontend_ctr_deinit,
NULL, /* exitspawn */
NULL, /* process_args */
NULL, /* exec */
NULL, /* set_fork */
frontend_ctr_shutdown,
NULL, /* get_name */
NULL, /* get_os */
frontend_ctr_get_rating,
NULL, /* load_content */
frontend_ctr_get_architecture,
NULL, /* get_powerstate */
frontend_ctr_parse_drive_list,
"ctr",
};