3ds: 3ds port sources. First set of two

This commit adds changes to the original rockbox sources. Note: the port files, functions, folders, etc., will be referred to as 'ctru' to avoid using the Nintendo name elsewhere. Change-Id: I0e2d3d4d2a75bd45ea67dc3452eb8d5487cf1f5a
2025-11-09 13:12:37 -05:00 · 2025-09-29 16:06:04 -06:00 · 2025-09-29 16:06:04 -06:00 · a4de1195cd
commit a4de1195cd
parent 511a38763b
25 changed files with 227 additions and 23 deletions
--- a/firmware/SOURCES
+++ b/firmware/SOURCES
@ -25,7 +25,7 @@ target/hosted/rtc.c

 #if (CONFIG_PLATFORM & PLATFORM_ANDROID) == 0 && \
    !defined(DX50) && !defined(DX90) && \
-    (defined(DEBUG) || defined(SIMULATOR)) /* sim should define DEBUG instead */
+    (defined(DEBUG) || defined(SIMULATOR) || defined(CTRU)) /* sim should define DEBUG instead */
 target/hosted/debug-hosted.c
 #endif

@ -94,12 +94,14 @@ target/hosted/sdl/app/button-application.c
 #ifdef WIN32
 target/hosted/filesystem-win32.c
 #else /* !WIN32 */
+#ifndef CTRU
 target/hosted/filesystem-unix.c
+#endif /* CTRU */
 #endif /* WIN32 */
 #endif /* APPLICATION */
 #endif /* HAVE_SDL */

-#ifdef APPLICATION
+#if defined(APPLICATION) && !defined(CTRU)
 target/hosted/filesystem-app.c
 #endif /* APPLICATION */

@ -581,6 +583,8 @@ target/hosted/maemo/pcm-gstreamer.c
 target/hosted/sdl/pcm-sdl.c
 #endif /* (CONFIG_PLATFORM & PLATFORM_MAEMO) */

+#elif defined(CTRU)
+drivers/audio/ctru.c
 #endif
 #endif /* (CONFIG_PLATFORM & PLATFORM_NATIVE) */

@ -2071,6 +2075,28 @@ target/hosted/ibasso/dx90/button-dx90.c
 #endif
 #endif

+#if (CONFIG_PLATFORM & PLATFORM_CTRU)
+asm/arm/lcd-as-memframe.S
+target/hosted/ctru/backlight-ctru.c
+target/hosted/ctru/button-ctru.c
+target/hosted/ctru/kernel-ctru.c
+target/hosted/ctru/thread-ctru.c
+target/hosted/ctru/lcd-bitmap.c
+target/hosted/ctru/luminance-ctru.c
+target/hosted/ctru/system-ctru.c
+target/hosted/ctru/filesystem-ctru.c
+target/hosted/ctru/lc-ctru.c
+target/hosted/ctru/lc-program-resolver.c
+target/hosted/ctru/powermgmt-ctru.c
+target/hosted/ctru/timer-ctru.c
+target/hosted/ctru/pcm-ctru.c
+target/hosted/ctru/lib/sys_file.c
+target/hosted/ctru/lib/sys_dir.c
+target/hosted/ctru/lib/sys_thread.c
+target/hosted/ctru/lib/sys_timer.c
+target/hosted/ctru/lib/bfile/bfile.c
+#endif
+
 #else /* defined(SIMULATOR) */

 #ifdef WIN32
@ -2119,9 +2145,9 @@ kernel/queue.c
 #ifdef HAVE_SEMAPHORE_OBJECTS
 kernel/semaphore.c
 #endif
-#if defined(HAVE_SDL_THREADS)
+#ifdef HAVE_SDL_THREADS
 target/hosted/sdl/thread-sdl.c
-#else
+#elif !defined(CTRU)
 kernel/thread.c
 #endif
 kernel/thread-common.c
--- a/firmware/export/audiohw.h
+++ b/firmware/export/audiohw.h
@ -224,7 +224,7 @@ struct sound_settings_info
 #elif defined(HAVE_ES9218)
 #include "es9218.h"
 #elif ((CONFIG_PLATFORM & (PLATFORM_ANDROID | PLATFORM_MAEMO \
-       | PLATFORM_PANDORA | PLATFORM_SDL )) | defined(RG_NANO))
+       | PLATFORM_PANDORA | PLATFORM_SDL | PLATFORM_CTRU)) | defined(RG_NANO))
 #include "hosted_codec.h"
 #elif defined(DX50)
 #include "codec-dx50.h"
--- a/firmware/export/config.h
+++ b/firmware/export/config.h
@ -85,6 +85,7 @@
 #define RK27XX       2700
 #define X1000        1000
 #define STM32H743   32743
+#define N10480H     10480

 /* platforms
 * bit fields to allow PLATFORM_HOSTED to be OR'ed e.g. with a
@ -98,6 +99,7 @@
 #define PLATFORM_MAEMO5  (1<<5)
 #define PLATFORM_MAEMO   (PLATFORM_MAEMO4|PLATFORM_MAEMO5)
 #define PLATFORM_PANDORA (1<<6)
+#define PLATFORM_CTRU    (1<<7)

 /* CONFIG_KEYPAD */
 #define IRIVER_H100_PAD     4
@ -167,6 +169,7 @@
 #define ECHO_R1_PAD        75
 #define SURFANS_F28_PAD    76
 #define RG_NANO_PAD        77
+#define CTRU_PAD           78

 /* CONFIG_REMOTE_KEYPAD */
 #define H100_REMOTE   1
@ -623,6 +626,8 @@ Lyre prototype 1 */
 #include "config/surfansf28.h"
 #elif defined(RG_NANO)
 #include "config/rgnano.h"
+#elif defined(CTRU)
+#include "config/ctru.h"
 #else
 #error "unknown hardware platform!"
 #endif
@ -650,7 +655,7 @@ Lyre prototype 1 */
 # define CONFIG_BUFLIB_BACKEND BUFLIB_BACKEND_MEMPOOL
 #endif

-#ifdef APPLICATION
+#if defined(APPLICATION)
 #ifndef CONFIG_CPU
 #define CONFIG_CPU 0
 #endif
@ -1033,7 +1038,8 @@ Lyre prototype 1 */

 #if defined(ASSEMBLER_THREADS) \
    || defined(HAVE_WIN32_FIBER_THREADS) \
-    || defined(HAVE_SIGALTSTACK_THREADS)
+    || defined(HAVE_SIGALTSTACK_THREADS) \
+    || defined(CTRU)
 #define HAVE_PRIORITY_SCHEDULING
 #endif

@ -1104,7 +1110,7 @@ Lyre prototype 1 */
 * Older versions of GCC emit assembly in divided syntax with no option
 * to enable unified syntax.
 */
-#if (__GNUC__ < 8) && defined(CPU_ARM_CLASSIC)
+#if (__GNUC__ < 8) && defined(CPU_ARM_CLASSIC) || defined(CTRU)
 #define BEGIN_ARM_ASM_SYNTAX_UNIFIED ".syntax unified\n"
 #define END_ARM_ASM_SYNTAX_UNIFIED   ".syntax divided\n"
 #else
--- a/firmware/export/debug.h
+++ b/firmware/export/debug.h
@ -35,6 +35,10 @@ extern void ldebugf(const char* file, int line, const char *fmt, ...)
    || (defined(APPLICATION) && defined(DEBUG))
 #define DEBUGF  debugf
 #define LDEBUGF(...) ldebugf(__FILE__, __LINE__, __VA_ARGS__)
+#elif (CONFIG_PLATFORM & PLATFORM_CTRU)
+/* let's use second display for debug output */
+#define DEBUGF debugf
+#define LDEBUGF(...) ldebugf(__FILE__, __LINE__, __VA_ARGS__)
 #elif defined(DEBUG) /* DEBUG on native targets */

 #ifdef HAVE_GDB_API
--- a/firmware/export/hosted_codec.h
+++ b/firmware/export/hosted_codec.h
@ -21,8 +21,9 @@
 #ifndef HOSTED_CODEC_H
 #define HOSTED_CODEC_H

-#if defined(HAVE_SDL_AUDIO) \
-    && !(CONFIG_PLATFORM & PLATFORM_MAEMO5)
+#if (defined(HAVE_SDL_AUDIO) \
+    && !(CONFIG_PLATFORM & PLATFORM_MAEMO5)) \
+    || (CONFIG_PLATFORM & PLATFORM_CTRU)
 AUDIOHW_SETTING(VOLUME,      "dB",   0,  1, -80,   0,   0)
 #else
 #define AUDIOHW_CAPS    (MONO_VOL_CAP)
--- a/firmware/export/rbpaths.h
+++ b/firmware/export/rbpaths.h
@ -41,7 +41,7 @@
 /* NOTE:  target-specific hosted HOME_DIR resides in filesystem-app.c */
 #if !defined(APPLICATION) || defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1) || \
    defined(DX50) || defined(DX90) || defined(SONY_NWZ_LINUX) || \
-    defined(HIBY_LINUX) || defined(FIIO_M3K_LINUX)
+    defined(HIBY_LINUX) || defined(FIIO_M3K_LINUX) || defined(CTRU)

 #define HOME_DIR "/"

@ -87,7 +87,7 @@

 #if defined(APPLICATION) && \
        !(defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1) || \
-          defined(DX50) || defined(DX90) || defined(SONY_NWZ_LINUX) || defined(HIBY_LINUX) || defined(FIIO_M3K_LINUX))
+          defined(DX50) || defined(DX90) || defined(SONY_NWZ_LINUX) || defined(HIBY_LINUX) || defined(FIIO_M3K_LINUX) || defined(CTRU))

 #define PLUGIN_DATA_DIR          ROCKBOX_DIR "/rocks.data"
 #define PLUGIN_GAMES_DATA_DIR    PLUGIN_DATA_DIR
--- a/firmware/include/_ansi.h
+++ b/firmware/include/_ansi.h
@ -9,8 +9,8 @@
   "comment out" the non-ANSI parts of the ANSI header files (non-ANSI header
   files aren't affected).  */

-#ifndef _ANSIDECL_H_
-#define _ANSIDECL_H_
+#ifndef __ANSIDECL_H__
+#define __ANSIDECL_H__

 /* First try to figure out whether we really are in an ANSI C environment.  */
 /* FIXME: This probably needs some work.  Perhaps sys/config.h can be
@ -64,4 +64,4 @@
 #endif
 #endif

-#endif /* _ANSIDECL_H_ */
+#endif /* __ANSIDECL_H__ */
--- a/firmware/include/dir.h
+++ b/firmware/include/dir.h
@ -28,7 +28,9 @@
 #include "fs_attr.h"
 #include "fs_defines.h"

-#if defined (APPLICATION) || defined(CHECKWPS)
+#if defined(CTRU) && !defined(SIMULATOR)
+#include "filesystem-ctru.h"
+#elif defined (APPLICATION) || defined(CHECKWPS)
 #include "filesystem-app.h"
 #elif defined(SIMULATOR) || defined(DBTOOL)
 #include "../../uisimulator/common/filesystem-sim.h"
--- a/firmware/include/file.h
+++ b/firmware/include/file.h
@ -40,7 +40,9 @@ enum relate_result
    RELATE_PREFIX,        /* the path2 contains path1 as a prefix */
 };

-#if defined(APPLICATION) || defined(CHECKWPS)
+#if defined(CTRU) && !defined(SIMULATOR)
+#include "filesystem-ctru.h"
+#elif defined(APPLICATION) || defined(CHECKWPS)
 #include "filesystem-app.h"
 #elif defined(SIMULATOR) || defined(DBTOOL)
 #include "../../uisimulator/common/filesystem-sim.h"
--- a/firmware/include/rbendian.h
+++ b/firmware/include/rbendian.h
@ -28,7 +28,7 @@
 #endif

 #ifndef __MINGW32__
-#ifdef __APPLE__
+#if defined(__APPLE__) || defined(CTRU)
 #include <sys/types.h>
 #else
 #include <endian.h>
--- a/firmware/kernel/include/thread.h
+++ b/firmware/kernel/include/thread.h
@ -89,7 +89,7 @@ struct thread_entry;
 *
 * simulator (possibly) doesn't simulate stack usage anyway but well ... */

-#if defined(HAVE_SDL_THREADS) || defined(__PCTOOL__)
+#if defined(HAVE_SDL_THREADS) || defined(__PCTOOL__) || defined(CTRU)
 #define DEFAULT_STACK_SIZE 0x100 /* tiny, ignored anyway */
 #else
 #include "asm/thread.h"
--- a/firmware/kernel/mutex.c
+++ b/firmware/kernel/mutex.c
@ -75,11 +75,15 @@ void mutex_lock(struct mutex *m)
 /* Release ownership of a mutex object - only owning thread must call this */
 void mutex_unlock(struct mutex *m)
 {
+#ifndef CTRU
+    /* FIXME: synchronization primitives does not behave
+       correctly between different cores */
    /* unlocker not being the owner is an unlocking violation */
    KERNEL_ASSERT(m->blocker.thread == __running_self_entry(),
                  "mutex_unlock->wrong thread (%s != %s)\n",
                  m->blocker.thread->name,
                  __running_self_entry()->name);
+#endif

    if(m->recursion > 0)
    {
--- a/firmware/kernel/thread-common.c
+++ b/firmware/kernel/thread-common.c
@ -304,7 +304,7 @@ int thread_get_debug_info(unsigned int thread_id,
 #ifdef HAVE_SCHEDULER_BOOSTCTRL
        cpu_boost = thread->cpu_boost;
 #endif
-#ifndef HAVE_SDL_THREADS
+#if !defined(HAVE_SDL_THREADS) && !defined(CTRU)
        infop->stack_usage = stack_usage(thread->stack, thread->stack_size);

        size_t stack_used_current =
--- a/firmware/kernel/thread-internal.h
+++ b/firmware/kernel/thread-internal.h
@ -32,7 +32,7 @@
 *
 * simulator (possibly) doesn't simulate stack usage anyway but well ... */

-#if defined(HAVE_SDL_THREADS) || defined(__PCTOOL__)
+#if defined(HAVE_SDL_THREADS) || defined(__PCTOOL__) || defined(CTRU)
 struct regs
 {
    void *t;             /* OS thread */
--- a/firmware/target/hosted/filesystem-app.h
+++ b/firmware/target/hosted/filesystem-app.h
@ -58,7 +58,11 @@ const char * handle_special_dirs(const char *dir, unsigned flags,
 #ifdef WIN32
 #include "filesystem-win32.h"
 #else /* !WIN32 */
+#if defined(CTRU) && !defined(SIMULATOR)
+#include "filesystem-ctru.h"
+#else
 #include "filesystem-unix.h"
+#endif
 #endif /* WIN32 */
 #include "filesystem-hosted.h"

--- a/firmware/target/hosted/rtc.c
+++ b/firmware/target/hosted/rtc.c
@ -24,7 +24,7 @@
 #include <sys/time.h>
 #if !defined(WIN32)
 #include <sys/ioctl.h>
-#if !defined(__APPLE__)
+#if !defined(__APPLE__) && !defined(CTRU)
 #include <linux/rtc.h>
 #endif
 #include <fcntl.h>
@ -49,7 +49,7 @@ int rtc_read_datetime(struct tm *tm)

 int rtc_write_datetime(const struct tm *tm)
 {
-#if !defined(WIN32) && !defined(__APPLE__)
+#if !defined(WIN32) && !defined(__APPLE__) && !defined(CTRU)
    struct timeval tv;
    struct tm *tm_time;