/
arm7_main.cpp
937 lines (794 loc) · 21.4 KB
/
arm7_main.cpp
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#include <nds.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//#include <dswifi7.h>
#include "quake_ipc.h"
#include "snd_7.h"
#include "null/ds.h"
volatile unsigned int do_mp3 = 0;
volatile unsigned int decoder_stopped = 1;
volatile char track_name[100];
//#ifdef R21
#define REG_EXEMEMSTAT REG_EXMEMSTAT
//#endif
//#define USE_MP3
//#define USE_WIFI
//#define WIFI_ON_DEMAND
//#define USE_ADHOC
//#define IPC_IN_HBLANK
//#define IPC_IN_VBLANK
//#define IPC_IN_TIMER
//#define IPC_IN_MAIN_THREAD
#define IPC_FIFO
#ifdef USE_ADHOC
#include "libwifi/include/smi_startup_viaipc.h"
#include "libwifi/include/messagequeue.h"
#include "libwifi/include/wifi_hal.h"
#endif
//---------------------------------------------------------------------------------
void startSound(int sampleRate, const void* data, u32 bytes, u8 channel, u8 vol, u8 pan, u8 format, bool looping) {
//---------------------------------------------------------------------------------
SCHANNEL_TIMER(channel) = SOUND_FREQ(sampleRate);
SCHANNEL_SOURCE(channel) = (u32)data;
SCHANNEL_LENGTH(channel) = bytes >> 2 ;
SCHANNEL_CR(channel) = SCHANNEL_ENABLE | (looping ? SOUND_REPEAT : SOUND_ONE_SHOT) | SOUND_VOL(vol) | SOUND_PAN(pan) | (format==1?SOUND_FORMAT_8BIT:SOUND_FORMAT_16BIT);
}
void ds_adjustchannel(int channel, int vol, int pan)
{
SCHANNEL_CR(channel) = SCHANNEL_ENABLE | SOUND_ONE_SHOT | SOUND_VOL(vol) | SOUND_PAN(pan) | (SOUND_FORMAT_8BIT);
}
//---------------------------------------------------------------------------------
s32 getFreeSoundChannel() {
//---------------------------------------------------------------------------------
int i;
for (i=0; i<16; i++) {
if ( (SCHANNEL_CR(i) & SCHANNEL_ENABLE) == 0 ) return i;
}
return -1;
}
void update_channel_status(int channel, int enabled);
bool is_channel_enabled(int c)
{
return (SCHANNEL_CR(c) & SCHANNEL_ENABLE);
}
void ds_playsound_on_channel(void *data, int length, int samplerate, int channel, int vol, int panning)
{
// ARM7_PRINTF("using channel %d\n", channel);
if (channel != -1)
startSound(samplerate, data, length, channel, vol, panning, 1, false);
}
extern "C" void ds_playsound(void *data, int length, int samplerate)
{
s32 channel = getFreeSoundChannel();
// ARM7_PRINTF("using channel %d\n", channel);
if (channel != -1)
startSound(samplerate, data, length, channel, 127, 64, 0, false);
}
extern "C" int ds_playsound_looping(void *data, int length, int samplerate, int *channels, int num_channels)
{
/*for (int count = 0; count < num_channels; count++)
{
s32 channel = getFreeSoundChannel();
if (channel == -1)
return 0;
channels[count] = channel;
}*/
channels[0] = 15;
// ARM7_PRINTF("using channel %d\n", channel);
for (int count = 0; count < num_channels; count++)
startSound(samplerate, data, length, channels[count], 127, 64, 0, true);
return num_channels;
}
extern "C" void ds_print_ram_stat(void)
{
ARM7_PRINT("RAM priority is\n");
ARM7_PRINT_NUMBER(REG_EXEMEMSTAT);
ARM7_PRINT("\n");
}
extern "C" void ds_enable_interrupts(int enabled)
{
REG_IME = enabled;
}
extern "C" void ds_dma_copy_async(void *dest, void *source, unsigned int size)
{
// dmaCopyWordsAsynch(0, source, dest, size);
memcpy(dest, source, size);
}
////extern volatile int timer_hit;
//extern "C" void ds_start_loop_timer(unsigned int frequency, unsigned int multiplier, unsigned int num_samples, void (*function)(void), void (*function2)(void))
//{
//// ARM7_PRINT("frequency is\n");
//// ARM7_PRINT_NUMBER(frequency);
//// ARM7_PRINT("\n");
// irqSet(IRQ_TIMER1, function);
// irqSet(IRQ_TIMER2, function2);
// unsigned short timer_value = 0xffff - ((32 * 1024 * 1024) / frequency) * multiplier + 1;
//// unsigned short timer_value = 0;
//
// TIMER_DATA(1) = timer_value;
// TIMER_DATA(2) = timer_value;
//
//
//// ARM7_PRINT("timer set to\n");
//// ARM7_PRINT_NUMBER(timer_value);
//// ARM7_PRINT("\n");
////
//// ARM7_PRINT("timer will fire \n");
//// ARM7_PRINT_NUMBER(num_samples / multiplier);
//// ARM7_PRINT("\ntimes before buffer finishes\n");
//// while(1);
// TIMER_CR(1) = TIMER_ENABLE | TIMER_DIV_1 | TIMER_IRQ_REQ;
// TIMER_CR(2) = TIMER_ENABLE | TIMER_DIV_1 | TIMER_IRQ_REQ;
//
//// while(1)
//// {
//// ARM7_PRINT_NUMBER(timer_hit);
//// ARM7_PRINT("\n");
//// }
//}
//extern volatile int timer_hit;
extern "C" void ds_start_loop_timer(unsigned int frequency, unsigned int multiplier, unsigned int num_samples, void (*function)(void), void (*function2)(void))
{
unsigned short timer_value1 = 0xffff - ((32 * 1024 * 1024) / frequency) * multiplier + 1;
unsigned short timer_value2 = 0;
unsigned short timer_value3 = 0;
TIMER_DATA(1) = timer_value1;
TIMER_DATA(2) = timer_value2;
TIMER_DATA(3) = timer_value3;
TIMER_CR(1) = TIMER_ENABLE | TIMER_DIV_1;
TIMER_CR(2) = TIMER_ENABLE | TIMER_CASCADE;
TIMER_CR(3) = TIMER_ENABLE | TIMER_CASCADE;
}
extern "C" void ds_stop_loop_timer(void)
{
TIMER_CR(1) = 0;
TIMER_CR(2) = 0;
TIMER_CR(3) = 0;
}
extern "C" unsigned short ds_get_loop_timer(void)
{
return TIMER_DATA(2);
}
extern "C" unsigned int ds_get_clock_time(void)
{
if (((TIMER_DATA(3) << 16) | TIMER_DATA(2)) < 12)
return 0;
else
return ((TIMER_DATA(3) << 16) | TIMER_DATA(2)) - 12;
}
extern "C" void ds_stopsound(int channel)
{
SCHANNEL_CR(channel) = 0;
}
void stopAllSounds(void)
{
int count;
for (count = 0; count < 16; count++)
SCHANNEL_CR(count) = 0;
}
int vcount;
touchPosition first,tempPos;
//---------------------------------------------------------------------------------
void VcountHandler() {
inputGetAndSend();
}
volatile unsigned int hblanks = 0;
//extern "C" void handle_ipc(void);
unsigned int mp3_ipc = 0;
//volatile bool in_hblank = false;
void hblank_handler(void)
{
// if (in_hblank == false)
// in_hblank = true;
// else
// return;
hblanks++;
#ifdef IPC_IN_HBLANK
// volatile unsigned int saved_regIE = REG_IE;
// if (do_mp3)
// {
// REG_IE = IRQ_HBLANK;
// REG_IME = 1;
// }
if (mp3_ipc == 0)
handle_ipc();
// if (do_mp3)
// {
// REG_IME = 0;
// REG_IE = saved_regIE;
// }
#endif
// in_hblank = false;
}
int compute_jump(int address, int jump_to)
{
int bl_inst = 0xEA000000;
int offset = jump_to - address;
offset = offset >> 2;
offset = offset - 2;
offset = offset & 0xFFFFFF;
int new_opcode = bl_inst | offset;
return new_opcode;
}
//
//unsigned short compute_jump_thumb(int address, int jump_to)
//{
// unsigned short bl_inst = 0xE000;
// int offset = jump_to - address;
//
// offset = offset >> 1;
// offset = offset - 1;
// offset = offset & 2047;
//
// unsigned short new_opcode = bl_inst | offset;
//
// return new_opcode;
//}
extern "C" void *new_malloc(int size);
extern "C" int helix_main(int argc, char **argv);
extern "C" void helix_init(void);
int keepalive = 0;
int arm7_initialised = 0;
int helix_initialised = 0;
volatile int free_time = kGetReady;
extern bool low_memory;
void mark_freeable(void);
void free_marked(void);
void S_UpdateStatics(void *statics, int num_statics);
void send_mp3_stop_message(void)
{
do_mp3 = 0;
fifo_msg msg;
msg.type = kStopMP3;
fifoSendDatamsg(FIFO_7to9,sizeof(msg),(u8 *)&msg);
while(!fifoCheckValue32(FIFO_7to9));
int ret = (int)fifoGetValue32(FIFO_7to9);
/*while (quake_ipc_7to9->message == 0xffffffff);
quake_ipc_7to9->message_type = kStopMP3;
quake_ipc_7to9->message = 0xffffffff;
while (quake_ipc_7to9->message == 0xffffffff);*/
ARM7_PRINT("mp3 stop message sent\n");
}
#ifdef USE_WIFI
// callback to allow wifi library to notify arm9
void arm7_synctoarm9() { // send fifo message
REG_IPC_FIFO_TX = 0x87654321;
}
// interrupt handler to allow incoming notifications from arm9
void arm7_fifo() { // check incoming fifo messages
u32 msg = REG_IPC_FIFO_RX;
#ifdef USE_WIFI
if(msg==0x87654321) Wifi_Sync();
#endif
}
void wifi_go(void)
{
irqSet(IRQ_WIFI, Wifi_Interrupt); // set up wifi interrupt
irqEnable(IRQ_WIFI);
{ // sync with arm9 and init wifi
u32 fifo_temp;
while(1) { // wait for magic number
while(REG_IPC_FIFO_CR&IPC_FIFO_RECV_EMPTY) swiWaitForVBlank();
fifo_temp=REG_IPC_FIFO_RX;
if(fifo_temp==0x12345678) break;
}
while(REG_IPC_FIFO_CR&IPC_FIFO_RECV_EMPTY) swiWaitForVBlank();
fifo_temp=REG_IPC_FIFO_RX; // give next value to wifi_init
Wifi_Init(fifo_temp);
irqSet(IRQ_FIFO_NOT_EMPTY,arm7_fifo); // set up fifo irq
irqEnable(IRQ_FIFO_NOT_EMPTY);
REG_IPC_FIFO_CR = IPC_FIFO_ENABLE | IPC_FIFO_RECV_IRQ;
Wifi_SetSyncHandler(arm7_synctoarm9); // allow wifi lib to notify arm9
} // arm7 wifi init complete
}
#endif
void setup_bsp_render(void *model, void *clipplanes, int frc, int vfrc, byte *areab, int **pfri, int *modelo, unsigned int *head_surf);
int dma_channel = 0;
extern "C" void handle_ipc(u32 type)
{
// if (arm7_initialised)
// {
// keepalive++;
// if (keepalive > 96)
// {
// ARM7_PRINT("keepalive\n");
// keepalive = 0;
// }
// }
//if (quake_ipc_9to7->message == 0xffffffff)
//{
// ARM7_PRINTF("message type %d\n", quake_ipc_9to7->message_type);
switch (type)
{
case kPrintMessage:
{
ARM7_PRINTF((char *)quake_ipc_9to7_buf);
break;
}
case kStopAllSounds:
{
ARM7_PRINT("ARM7: Stopping sounds...");
stopAllSounds();
ARM7_PRINT("...done\n");
break;
}
case kPlayMP3:
{
ARM7_PRINT("arm7 mp3 start msg\ntrack: ");
memcpy((void *)track_name, (void *)quake_ipc_9to7_buf, 100);
ARM7_PRINT((char *)track_name);
ARM7_PRINT("\n");
do_mp3 = 1;
break;
}
case kStopMP3:
{
ARM7_PRINT("arm7 mp3 stop msg\n");
do_mp3 = 0;
// if (decoder_stopped)
// send_mp3_stop_message();
break;
}
//sound subsystem
case kS_Init:
{
S_Init7(((unsigned int *)quake_ipc_9to7_buf)[0], ((unsigned int *)quake_ipc_9to7_buf)[1]);
break;
}
case kS_AmbientOff:
{
S_AmbientOff7();
break;
}
case kS_AmbientOn:
{
S_AmbientOn7();
break;
}
case kS_Shutdown:
{
S_Shutdown7();
break;
}
case kS_TouchSound:
{
S_TouchSound7((char *)quake_ipc_9to7_buf);
break;
}
case kS_ClearBuffer:
{
S_ClearBuffer7();
break;
}
case kS_StaticSound:
{
float *floats = (float *)quake_ipc_9to7_buf;
S_StaticSound7((void *)*(unsigned int *)quake_ipc_9to7_buf,
&floats[1],
floats[4],
floats[5]);
break;
}
case kS_StartSound:
{
float *floats = (float *)quake_ipc_9to7_buf;
S_StartSound7(((unsigned int *)quake_ipc_9to7_buf)[0], ((unsigned int *)quake_ipc_9to7_buf)[1],
(void *)((unsigned int *)quake_ipc_9to7_buf)[2],
&floats[3], //floats[6], floats[7],
((unsigned int *)quake_ipc_9to7_buf)[8], ((unsigned int *)quake_ipc_9to7_buf)[9]);
break;
}
case kS_StopSound:
{
S_StopSound7(((unsigned int *)quake_ipc_9to7_buf)[0], ((unsigned int *)quake_ipc_9to7_buf)[1]);
break;
}
case kS_StopAllSounds:
{
S_StopAllSounds7(((unsigned int *)quake_ipc_9to7_buf)[0]);
break;
}
case kS_ClearPrecache:
{
S_ClearPrecache7();
break;
}
case kS_BeginPrecaching:
{
S_BeginPrecaching7();
break;
}
case kS_EndPrecaching:
{
S_EndPrecaching7();
break;
}
case kS_PrecacheSound:
{
void *pc = S_PrecacheSound7((char *)quake_ipc_9to7_buf);
*(unsigned int *)quake_ipc_7to9_buf = (unsigned int)pc;
break;
}
case kS_Update:
{
// float *floats = (float *)quake_ipc_9to7_buf;
// S_Update7(&floats[0], &floats[3], &floats[6], &floats[9]);
S_UpdateStatics((void *)((unsigned int *)quake_ipc_9to7_buf)[12], ((unsigned int *)quake_ipc_9to7_buf)[13]);
break;
}
case kS_ExtraUpdate:
{
S_ExtraUpdate7();
break;
}
case kS_LocalSound:
{
S_LocalSound7((char *)quake_ipc_9to7_buf);
break;
}
case kFreeTime:
case kRunningOut:
case kGetReady:
{
//free_time = quake_ipc_9to7->message_type;
// ARM7_PRINTF("free time is %d\n", quake_ipc_9to7->message_type);
break;
}
case kStartWifi:
{
#ifdef WIFI_ON_DEMAND
// ARM7_PRINT("ARM7 Initialising wifi...\n");
wifi_go();
// ARM7_PRINTF("ARM7 ...done\n");
#else
ARM7_PRINT("Wifi has already been initialised\n");
#endif
break;
}
case kDMATransfer:
{
unsigned int source = ((unsigned int *)quake_ipc_9to7_buf)[0];
unsigned int size = ((unsigned int *)quake_ipc_9to7_buf)[1];
unsigned int dest = ((unsigned int *)quake_ipc_9to7_buf)[2];
while(DMA_CR(dma_channel & 0x3) & DMA_BUSY);
DMA_SRC(dma_channel & 0x3) = source;
DMA_DEST(dma_channel & 0x3) = dest;
DMA_CR(dma_channel & 0x3) = (DMA_ENABLE | DMA_32_BIT | DMA_DST_FIX | DMA_START_NOW) | size;
while(DMA_CR(dma_channel & 0x3) & DMA_BUSY);
// ARM7_PRINT("from ");
// ARM7_PRINT_NUMBER(source);
// ARM7_PRINT("to ");
// ARM7_PRINT_NUMBER(dest);
// ARM7_PRINT("size ");
// ARM7_PRINT_NUMBER(size);
dma_channel++;
break;
}
case kPowerOff:
{
ARM7_PRINT("ARM7: Powering down...\n");
SerialWaitBusy();
REG_SPICNT = SPI_ENABLE | SPI_DEVICE_POWER | SPI_BAUD_1MHz | SPI_CONTINUOUS;
REG_SPIDATA = 0;
SerialWaitBusy();
REG_SPICNT = SPI_ENABLE | SPI_DEVICE_POWER | SPI_BAUD_1MHz;
REG_SPIDATA = 1 << 6;
break;
}
case kBspRender:
{
// ARM7_PRINT("ARM7: BSP Render\n");
setup_bsp_render((void *)((unsigned int *)quake_ipc_9to7_buf)[0],
(void *)((unsigned int *)quake_ipc_9to7_buf)[1],
((int *)quake_ipc_9to7_buf)[2],
((int *)quake_ipc_9to7_buf)[3],
(unsigned char *)((unsigned int *)quake_ipc_9to7_buf)[4],
(int **)((unsigned int *)quake_ipc_9to7_buf)[5],
(int *)((unsigned int *)quake_ipc_9to7_buf)[6],
(unsigned int *)((unsigned int *)quake_ipc_9to7_buf)[7]);
// ARM7_PRINT("ARM7: BSP Render done\n");
break;
}
//
default:
{
ARM7_PRINT("some other message, ");
ARM7_PRINT_NUMBER(type);
ARM7_PRINT("\n");
break;
}
}
//quake_ipc_9to7->message = 0;
fifoSendValue32(FIFO_9to7,0);
//}
low_mem:
if (low_memory)
{
mark_freeable();
free_marked();
low_memory = false;
}
}
void refresh_channel_status(void)
{
for (int count = 0; count < 16; count++)
update_channel_status(count, is_channel_enabled(count));
}
//---------------------------------------------------------------------------------
void VblankHandler(void) {
//---------------------------------------------------------------------------------
#ifdef USE_WIFI
Wifi_Update(); // update wireless in vblank
#endif
#ifdef IPC_IN_VBLANK
handle_ipc();
#endif
if (arm7_initialised)
refresh_channel_status();
}
//handle the lid event
//void lid(void)
//{
// REG_IPC_FIFO_TX = 0xabadbabe;
// for (volatile int wait_count = 0; wait_count < 200000; wait_count++);
// REG_IPC_FIFO_CR = REG_IPC_FIFO_CR | (1 << 3);
//
// ARM7_PRINT("ARM7: restarting interrupts\n");
//
// powerON(POWER_SOUND);
//
// irqEnable(IRQ_HBLANK);
// irqEnable(IRQ_VBLANK);
// irqEnable(IRQ_VCOUNT);
//
//// irqDisable(IRQ_LID);
//}
bool needs_defrag(void);
void defrag(volatile int *);
//void temp_test(void)
//{
// __asm volatile (
// "mov r0, #1 \t\n"
// "mov r1, #2 \t\n"
// "mov r2, #3 \t\n"
// "mov r3, #4 \t\n"
// "mov r4, #5 \t\n"
// "mov r5, #6 \t\n"
// "mov r6, #7 \t\n"
// "mov r7, #8 \t\n"
// "mov r8, #9 \t\n"
// "mov r9, #0xa \t\n"
// );
//}
void dummy(void)
{
ARM7_PRINT_NUMBER(REG_KEYXY);
}
volatile bool exitflag = false;
//---------------------------------------------------------------------------------
void powerButtonCB() {
//---------------------------------------------------------------------------------
exitflag = true;
}
void fifo_DataHandler(int bytes, void *user_data) {
//---------------------------------------------------------------------------------
fifo_msg msg;
fifoGetDatamsg(FIFO_9to7, bytes, (u8*)&msg);
switch(msg.type) {
case kInit:
{
// *(unsigned int *)malloc = compute_jump((unsigned int)malloc, (unsigned int)new_malloc);
#if 1
quake_ipc_9to7_buf = msg.buf_9to7;
quake_ipc_7to9_buf = msg.buf_7to9;
fifoSendValue32(FIFO_9to7,1);
#else
quake_ipc_9to7->message = 0;
while (quake_ipc_9to7->message == 0);
quake_ipc_9to7_buf = (unsigned char *)quake_ipc_9to7->message;
quake_ipc_9to7->message = 0xffffffff;
while (quake_ipc_9to7->message == 0xffffffff);
quake_ipc_7to9_buf = (unsigned char *)quake_ipc_9to7->message;
ARM7_PRINT("done\n");
// ARM7_PRINTF("7: 9->7 %08x 7->9 %08x\n", quake_ipc_9to7_buf, quake_ipc_7to9_buf);
quake_ipc_9to7->message = 0xffffffff;
#endif
arm7_initialised = 1;
break;
}
default:
handle_ipc(msg.type);
break;
}
}
//---------------------------------------------------------------------------------
int main(int argc, char ** argv) {
//---------------------------------------------------------------------------------
readUserSettings();
irqInit();
initClockIRQ();
fifoInit();
SetYtrigger(80);
#ifdef USE_WIFI
installWifiFIFO();
#endif
//installSoundFIFO();
installSystemFIFO();
//TIMER_CR(0) = TIMER_ENABLE | TIMER_IRQ_REQ | TIMER_DIV_1;
vcount = 80;
irqSet(IRQ_VBLANK, VblankHandler);
irqSet(IRQ_VCOUNT, VcountHandler);
irqSet(IRQ_HBLANK, hblank_handler);
irqEnable(IRQ_VBLANK | IRQ_VCOUNT | IRQ_HBLANK);
setPowerButtonCB(powerButtonCB);
fifoSetDatamsgHandler(FIFO_9to7, fifo_DataHandler, 0);
// irqSet(IRQ_LID, lid);
// irqEnable(IRQ_LID);
#ifdef IPC_IN_TIMER
irqSet(IRQ_TIMER0, handle_ipc);
TIMER_DATA(0) = TIMER_FREQ_256(20 * 60);
TIMER_CR(0) = TIMER_ENABLE | TIMER_IRQ_REQ | TIMER_DIV_256;
#endif
#ifdef USE_WIFI
#ifndef WIFI_ON_DEMAND
wifi_go();
#endif
#endif
#ifdef USE_ADHOC
IPC_Init() ;
LWIFI_Init() ;
#endif
// Keep the ARM7 idle
while (!exitflag)
{
//ARM7_PRINT("arm7 ");
if ( 0 == (REG_KEYINPUT & (KEY_SELECT | KEY_START | KEY_L | KEY_R))) {
exitflag = true;
}
#ifdef USE_ADHOC
LWIFI_IPC_UpdateNOIRQ() ;
#endif
if (do_mp3 != 0)
{
#ifdef USE_MP3
ds_enable_interrupts(0);
if (helix_initialised == 0)
{
ARM7_PRINT("beginning helix init\n");
helix_init();
ARM7_PRINT("helix init done\n");
helix_initialised = 1;
}
char helix_argv1[100];
char helix_argv2[100];
memset(helix_argv1, 0, 100);
memset(helix_argv2, 0, 100);
strcpy(helix_argv1, "/jones.mp3");
// sprintf(helix_argv1, "/quake soundtrack/0%d-AudioTrack 0%d.mp3", mp3_track_no, mp3_track_no);
// strcpy(helix_argv2, "/jones.pcm");
char *proper_helix_argv[3];
proper_helix_argv[0] = NULL;
proper_helix_argv[1] = helix_argv1;
// proper_helix_argv[1] = (char *)track_name;
proper_helix_argv[2] = helix_argv2;
ARM7_PRINT("Starting Helix...\n");
decoder_stopped = 0;
ds_enable_interrupts(1);
helix_main(3, proper_helix_argv);
ds_enable_interrupts(0);
decoder_stopped = 1;
ARM7_PRINT("out of helix\n");
// ARM7_HALT();
send_mp3_stop_message();
ds_enable_interrupts(1);
#endif
}
// if (REG_KEYXY & (1 << 7))
// {
// while (quake_ipc_7to9->message == 0xffffffff);
//
// quake_ipc_7to9->message_type = kLidHasClosed;
// quake_ipc_7to9->message = 0xffffffff;
//
// while (quake_ipc_7to9->message == 0xffffffff);
//
// ARM7_PRINT("ARM7: waiting...\n");
// while (REG_IPC_FIFO_CR&IPC_FIFO_RECV_EMPTY);
// ARM7_PRINT("ARM7: disabling interrupts\n");
//
// irqDisable(IRQ_HBLANK);
// irqDisable(IRQ_VBLANK);
// irqDisable(IRQ_VCOUNT);
//
//// irqEnable(IRQ_LID);
//
// powerOFF(POWER_SOUND);
//
// swiWaitForVBlank(); //wake up when the lid re-enables the interrupt
// }
if (arm7_initialised && ((hblanks & 0x3f) == 0))
{
arm7_initialised = 1;
//ARM7_PRINT("ping");
//while (quake_ipc_7to9->message == 0xffffffff);
//quake_ipc_7to9->message_type = kPing;
//quake_ipc_7to9->message = 0xffffffff;
//while (quake_ipc_7to9->message == 0xffffffff);
}
// int total = 0;
// for (int count = 0 ; count < 16; count++)
// if (!is_channel_enabled(count))
// total++;
// if (free_time == kFreeTime)
// ARM7_PRINTF("%d channels free\n", total);
// if (free_time == kFreeTime)
// if (needs_defrag())
// {
// ARM7_PRINT("NEEDS DEFRAG\n");
// defrag(&free_time);
// }
// swiWaitForVBlank();
#ifdef IPC_IN_MAIN_THREAD
//handle_ipc();
#endif
// if (arm7_initialised == true)
// {
//// temp_test();
//
// arm7_initialised = false;
// ARM7_PRINT("installing exception handler\n");
// install();
// register unsigned int sp asm ("13");
// ARM7_PRINT("done\nlet\'s try and crash it\n");
// /*ARM7_PRINT_NUMBER(sp);*/
//
//// asm("LDR r12,=MyReg2\n"
//// "STMIA r12,{r0-r15}\n"
//// :
//// :
//// : "r12");
//
//// ARM7_PRINT_NUMBER(MyReg2[12]);
//
//// for (int count = 0; count < 16; count++)
//// ARM7_PRINT_NUMBER(MyReg2[count]);
//// ARM7_PRINT("\n");
//// while(1);
//// asm (".word 0xffffffff");
//// asm (".word 0x0");
//
//
//// Exception();
//
//// asm (".word 0xe6000010");
//
//// asm("LDR r12,=MyReg2\n"
//// "STMIA r12,{r0-r15}\n"
//// :
//// :
//// : "r12");
////
//// for (int count = 0; count < 8; count++)
//// {
//// ARM7_PRINT_NUMBER(MyReg[count + 8]);
//// ARM7_PRINT_NUMBER(MyReg2[count + 8]);
//// }
//
//
//// asm ("mcr 15,0,r0,c0,c0,0");
//// asm ("bkpt");
//// *(int *)0 = 0;
//// asm ("b debugger_hit");
//// debugger_hit();
//// debugger_handle_breakpoint(0,0,0);
//
//// asm (".word 0xe6000010");
//// asm (".short 0xe801");
// ARM7_PRINT("shouldn\'t make it here\n");
// ARM7_PRINT_NUMBER(ProperCPSR);
// while(1);
// }
swiIntrWait(1, 1);
}
}