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-rw-r--r--CHANGES10
-rw-r--r--arm7/Makefile2
-rw-r--r--arm7/source/main.c285
-rw-r--r--arm9/Makefile2
-rw-r--r--arm9/include/ds81_global.h37
-rw-r--r--arm9/source/framebuffer.c2
-rw-r--r--arm9/source/gui.c2
-rw-r--r--arm9/source/keyboard.c5
-rw-r--r--arm9/source/main.c215
-rw-r--r--arm9/source/tapes.c2
-rw-r--r--arm9/source/zx81.c12
-rw-r--r--common/ds81_fader.h31
-rw-r--r--common/ds81_ipc.h28
-rw-r--r--instructions.txt4
-rw-r--r--source/framebuffer.c2
-rw-r--r--source/gui.c2
-rw-r--r--source/keyboard.c5
-rw-r--r--source/main.c215
-rw-r--r--source/tapes.c2
-rw-r--r--source/zx81.c12
20 files changed, 713 insertions, 162 deletions
diff --git a/CHANGES b/CHANGES
index 5e0f9ff..1a785eb 100644
--- a/CHANGES
+++ b/CHANGES
@@ -7,3 +7,13 @@ Changes from V1.0 to V1.1
+ Fixed bug where the ROM input routine could be easily locked up.
This was caused by a problem in the way I set up the LASTK system
variables from the house-keeping routine.
+
+
+Changes from V1.1 to V1.1a (uncontrolled release).
+
+ + Fixed hideous mess up that was the keyboard fix.
+
+Changes from V1.1a to V1.2
+
+ + Controlled version of keyboard fix.
+ * Adding Wifi code so that a web server can act as a file store.
diff --git a/arm7/Makefile b/arm7/Makefile
index c4ede78..f3f6c8f 100644
--- a/arm7/Makefile
+++ b/arm7/Makefile
@@ -16,7 +16,7 @@ include $(DEVKITARM)/ds_rules
#---------------------------------------------------------------------------------
BUILD := build
SOURCES := source
-INCLUDES := include build
+INCLUDES := include build ../common
DATA :=
#---------------------------------------------------------------------------------
diff --git a/arm7/source/main.c b/arm7/source/main.c
index 34aef8f..6579ad2 100644
--- a/arm7/source/main.c
+++ b/arm7/source/main.c
@@ -1,17 +1,27 @@
-/*---------------------------------------------------------------------------------
- $Id$
+/*
+ ds81 - Nintendo DS ZX81 emulator.
+
+ Copyright (C) 2006 Ian Cowburn <ianc@noddybox.co.uk>
+
+ This program 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 Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ $Id$
+
+ This file is largely based on the libnds examples.
+*/
- Simple ARM7 stub (sends RTC, TSC, and X/Y data to the ARM 9)
-
- $Log$
- Revision 1.2 2005/09/07 20:06:06 wntrmute
- updated for latest libnds changes
-
- Revision 1.8 2005/08/03 05:13:16 wntrmute
- corrected sound code
-
-
----------------------------------------------------------------------------------*/
#include <nds.h>
#include <nds/bios.h>
@@ -20,159 +30,150 @@
#include <dswifi7.h>
+#include "ds81_ipc.h"
-//---------------------------------------------------------------------------------
-void startSound(int sampleRate, const void* data, u32 bytes, u8 channel, u8 vol, u8 pan, u8 format) {
-//---------------------------------------------------------------------------------
- SCHANNEL_TIMER(channel) = SOUND_FREQ(sampleRate);
- SCHANNEL_SOURCE(channel) = (u32)data;
- SCHANNEL_LENGTH(channel) = bytes >> 2 ;
- SCHANNEL_CR(channel) = SCHANNEL_ENABLE | SOUND_ONE_SHOT | SOUND_VOL(vol) | SOUND_PAN(pan) | (format==1?SOUND_8BIT:SOUND_16BIT);
-}
-
-
-//---------------------------------------------------------------------------------
-s32 getFreeSoundChannel() {
-//---------------------------------------------------------------------------------
- int i;
- for (i=0; i<16; i++) {
- if ( (SCHANNEL_CR(i) & SCHANNEL_ENABLE) == 0 ) return i;
- }
- return -1;
-}
+static void FIFO_Handler(u32 msg);
-//---------------------------------------------------------------------------------
-void VblankHandler(void) {
-//---------------------------------------------------------------------------------
- static int heartbeat = 0;
+static void VblankHandler(void)
+{
+ static int heartbeat = 0;
- uint16 but=0, x=0, y=0, xpx=0, ypx=0, z1=0, z2=0, batt=0, aux=0;
- int t1=0, t2=0;
- uint32 temp=0;
- uint8 ct[sizeof(IPC->curtime)];
- u32 i;
+ uint16 but=0, x=0, y=0, xpx=0, ypx=0, z1=0, z2=0, batt=0, aux=0;
+ int t1=0, t2=0;
+ uint32 temp=0;
+ uint8 ct[sizeof(IPC->curtime)];
+ u32 i;
- // Update the heartbeat
- heartbeat++;
+ /* Update the heartbeat */
+ heartbeat++;
- // Read the touch screen
+ /* Read the touch screen */
+ but = REG_KEYXY;
- but = REG_KEYXY;
+ if (!(but & (1<<6)))
+ {
+ touchPosition tempPos = touchReadXY();
- if (!(but & (1<<6))) {
+ x = tempPos.x;
+ y = tempPos.y;
+ xpx = tempPos.px;
+ ypx = tempPos.py;
+ }
- touchPosition tempPos = touchReadXY();
-
- x = tempPos.x;
- y = tempPos.y;
- xpx = tempPos.px;
- ypx = tempPos.py;
- }
+ z1 = touchRead(TSC_MEASURE_Z1);
+ z2 = touchRead(TSC_MEASURE_Z2);
- z1 = touchRead(TSC_MEASURE_Z1);
- z2 = touchRead(TSC_MEASURE_Z2);
-
-
- batt = touchRead(TSC_MEASURE_BATTERY);
- aux = touchRead(TSC_MEASURE_AUX);
-
- // Read the time
- rtcGetTime((uint8 *)ct);
- BCDToInteger((uint8 *)&(ct[1]), 7);
-
- // Read the temperature
- temp = touchReadTemperature(&t1, &t2);
-
- // Update the IPC struct
- IPC->heartbeat = heartbeat;
- IPC->buttons = but;
- IPC->touchX = x;
- IPC->touchY = y;
- IPC->touchXpx = xpx;
- IPC->touchYpx = ypx;
- IPC->touchZ1 = z1;
- IPC->touchZ2 = z2;
- IPC->battery = batt;
- IPC->aux = aux;
-
- for(i=0; i<sizeof(ct); i++) {
- IPC->curtime[i] = ct[i];
- }
+ batt = touchRead(TSC_MEASURE_BATTERY);
+ aux = touchRead(TSC_MEASURE_AUX);
- IPC->temperature = temp;
- IPC->tdiode1 = t1;
- IPC->tdiode2 = t2;
+ /* Read the time */
+ rtcGetTime((uint8 *)ct);
+ BCDToInteger((uint8 *)&(ct[1]), 7);
+ /* Read the temperature */
+ temp = touchReadTemperature(&t1, &t2);
- //sound code :)
- TransferSound *snd = IPC->soundData;
- IPC->soundData = 0;
+ /* Update the IPC struct */
+ IPC->mailBusy = 1;
- if (0 != snd) {
+ IPC->heartbeat = heartbeat;
+ IPC->buttons = but;
+ IPC->touchX = x;
+ IPC->touchY = y;
+ IPC->touchXpx = xpx;
+ IPC->touchYpx = ypx;
+ IPC->touchZ1 = z1;
+ IPC->touchZ2 = z2;
+ IPC->battery = batt;
+ IPC->aux = aux;
- for (i=0; i<snd->count; i++) {
- s32 chan = getFreeSoundChannel();
+ for(i=0; i<sizeof(ct); i++)
+ {
+ IPC->curtime[i] = ct[i];
+ }
- if (chan >= 0) {
- startSound(snd->data[i].rate, snd->data[i].data, snd->data[i].len, chan, snd->data[i].vol, snd->data[i].pan, snd->data[i].format);
- }
- }
- }
+ IPC->temperature = temp;
+ IPC->tdiode1 = t1;
+ IPC->tdiode2 = t2;
- Wifi_Update(); // update wireless in vblank
+ IPC->mailBusy = 0;
+ Wifi_Update();
}
-// callback to allow wifi library to notify arm9
-void arm7_synctoarm9() { // send fifo message
- REG_IPC_FIFO_TX = 0x87654321;
+/* callback to allow wifi library to notify arm9
+*/
+static void ARM7_SyncToARM9(void)
+{
+ REG_IPC_FIFO_TX = DS81_WIFI_SYNC_IPC;
}
-// interrupt handler to allow incoming notifications from arm9
-void arm7_fifo() { // check incoming fifo messages
- u32 msg = REG_IPC_FIFO_RX;
- if(msg==0x87654321) Wifi_Sync();
+
+/* interrupt handler to allow incoming notifications from arm9
+*/
+static void ARM7_Fifo(void)
+{
+ while(!(REG_IPC_FIFO_CR & IPC_FIFO_RECV_EMPTY))
+ {
+ u32 msg;
+
+ msg = REG_IPC_FIFO_RX;
+ FIFO_Handler(msg);
+ }
}
-//---------------------------------------------------------------------------------
-int main(int argc, char ** argv) {
-//---------------------------------------------------------------------------------
- REG_IPC_FIFO_CR = IPC_FIFO_ENABLE | IPC_FIFO_SEND_CLEAR; // enable & prepare fifo asap
- // Reset the clock if needed
- rtcReset();
-
- //enable sound
- powerON(POWER_SOUND);
- SOUND_CR = SOUND_ENABLE | SOUND_VOL(0x7F);
- IPC->soundData = 0;
-
- irqInit();
- irqSet(IRQ_VBLANK, VblankHandler);
- irqEnable(IRQ_VBLANK);
-
- irqSet(IRQ_WIFI, Wifi_Interrupt); // set up wifi interrupt
+/* Handler for FIFO messages
+*/
+static void FIFO_Handler(u32 msg)
+{
+ static int next_is_wifi=0;
+
+ if (next_is_wifi)
+ {
+ next_is_wifi = 0;
+ Wifi_Init(msg);
+ Wifi_SetSyncHandler(ARM7_SyncToARM9);
+
+ irqSet(IRQ_WIFI, Wifi_Interrupt);
irqEnable(IRQ_WIFI);
+ }
+ else
+ {
+ switch(msg)
+ {
+ case DS81_WIFI_INIT_IPC:
+ next_is_wifi = 1;
+ break;
+
+ case DS81_WIFI_SYNC_IPC:
+ Wifi_Sync();
+ break;
+ }
+ }
+}
+
+int main(int argc, char ** argv)
+{
+ /* enable & prepare fifo asap */
+ REG_IPC_FIFO_CR = IPC_FIFO_ENABLE | IPC_FIFO_SEND_CLEAR;
+
+ IPC->mailBusy = 1;
+
+ /* Reset the clock if needed */
+ rtcReset();
+
+ irqInit();
+ irqSet(IRQ_VBLANK, VblankHandler);
+ irqEnable(IRQ_VBLANK);
+
+ 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;
-{ // 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
-
- // Keep the ARM7 out of main RAM
- while (1) swiWaitForVBlank();
+ while (1)
+ {
+ swiWaitForVBlank();
+ }
}
diff --git a/arm9/Makefile b/arm9/Makefile
index 0eb1905..26ad86a 100644
--- a/arm9/Makefile
+++ b/arm9/Makefile
@@ -16,7 +16,7 @@ include $(DEVKITARM)/ds_rules
#---------------------------------------------------------------------------------
BUILD := build
SOURCES := source
-INCLUDES := include
+INCLUDES := include build ../common
DATA := data
#---------------------------------------------------------------------------------
diff --git a/arm9/include/ds81_global.h b/arm9/include/ds81_global.h
new file mode 100644
index 0000000..96fb23c
--- /dev/null
+++ b/arm9/include/ds81_global.h
@@ -0,0 +1,37 @@
+/*
+ ds81 - Nintendo DS ZX81 emulator.
+
+ Copyright (C) 2006 Ian Cowburn <ianc@noddybox.co.uk>
+
+ This program 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 Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ $Id$
+*/
+#ifndef DS81_GLOBAL_H
+#define DS81_GLOBAL_H
+
+#define DS81STR(x) #x
+
+/* Tracing. Remove calls once debugged -- relatively expensive ops
+*/
+#define TRACE do \
+ { \
+ int sprintf(char *,const char *,...); \
+ char s[32]; \
+ sprintf(s,"%s:%d ",__func__,__LINE__); \
+ FB_Print(s,0,184,FB_RGB(31,31,31),FB_RGB(10,10,10));\
+ } while(0)
+
+#endif /* DS81_GLOBAL_H */
diff --git a/arm9/source/framebuffer.c b/arm9/source/framebuffer.c
index 4a4b03d..65bedc9 100644
--- a/arm9/source/framebuffer.c
+++ b/arm9/source/framebuffer.c
@@ -23,6 +23,8 @@
#include <nds.h>
#include <string.h>
+#include "ds81_global.h"
+
/* ---------------------------------------- STATIC DATA
*/
#define WIDTH 256
diff --git a/arm9/source/gui.c b/arm9/source/gui.c
index 713ad02..e505330 100644
--- a/arm9/source/gui.c
+++ b/arm9/source/gui.c
@@ -23,6 +23,8 @@
#include <nds.h>
#include <string.h>
+#include "ds81_global.h"
+
#include "framebuffer.h"
diff --git a/arm9/source/keyboard.c b/arm9/source/keyboard.c
index bbc0c61..76f16e6 100644
--- a/arm9/source/keyboard.c
+++ b/arm9/source/keyboard.c
@@ -21,6 +21,9 @@
*/
#include <nds.h>
+
+#include "ds81_global.h"
+
#include "keyboard.h"
#include "framebuffer.h"
#include "keyb_bin.h"
@@ -143,8 +146,6 @@ static int GetEvent(SoftKeyEvent *ev, int map)
int f;
uint32 keys;
- scanKeys();
-
keys = keysHeld();
/* Clear the non-sticky keys
diff --git a/arm9/source/main.c b/arm9/source/main.c
index 162ca2d..0f996bb 100644
--- a/arm9/source/main.c
+++ b/arm9/source/main.c
@@ -25,6 +25,12 @@
#include <string.h>
#include <nds.h>
#include <fat.h>
+#include <dswifi9.h>
+
+#include "ds81_ipc.h"
+
+#include "ds81_global.h"
+#include "ds81_fader.h"
#include "framebuffer.h"
#include "gui.h"
@@ -45,6 +51,7 @@ static const char *main_menu[]=
"Sticky Shift On",
"Sticky Shift Off",
"Map Joypad to Keys",
+ "Select Web Server (WFC)",
"Cancel",
NULL
};
@@ -55,14 +62,89 @@ typedef enum
MenuSelectTape,
MenuStickyOn,
MenuStickyOff,
- MenuMapJoypad
+ MenuMapJoypad,
+ MenuConfigNetwork
} MenuOpt;
+/* Hope ints are atomic... Having said that we are on the one processor so
+ I doubt it'll mess up. Which are usually famous last words.
+*/
+static volatile int wifi_enabled = FALSE;
+
+static u32 main_heartbeat;
+
+
+/* ---------------------------------------- IRQ FUNCS
+*/
+
+static void Timer(void)
+{
+ {
+ static int c=0;
+ char s[32];
+ sprintf(s,"%d",(c++)/50);
+ FB_Print(s,0,184-10,FB_RGB(31,31,31),FB_RGB(10,10,10));
+ }
+
+ if (wifi_enabled)
+ {
+ Wifi_Timer(50);
+ }
+}
+
+static void ARM9_SyncToARM7(void)
+{
+ REG_IPC_FIFO_TX = DS81_WIFI_SYNC_IPC;
+}
+
+
+static void ARM9_Fifo(void)
+{
+ static int c=0;
+ u32 v;
+
+ v = REG_IPC_FIFO_RX;
+
+ {
+ char s[32];
+ sprintf(s,"%d:%x ",c++,v);
+ FB_Print(s,0,184,FB_RGB(31,31,31),FB_RGB(10,10,10));
+ }
+
+ if (v == DS81_WIFI_SYNC_IPC)
+ {
+ Wifi_Sync();
+ }
+}
+
+
/* ---------------------------------------- DISPLAY FUNCS
*/
static void VBlankFunc(void)
{
+#if 0
+ char t[32];
+
+ if (IPC->rtc_hours < 12)
+ {
+ sprintf(t,"%2.2d:%2.2d:%2.2d",IPC->rtc_hours,
+ IPC->rtc_minutes,
+ IPC->rtc_seconds);
+ }
+ else
+ {
+ sprintf(t,"%2.2d:%2.2d:%2.2d",IPC->rtc_hours-40,
+ IPC->rtc_minutes,
+ IPC->rtc_seconds);
+ }
+
+ FB_Print(t,192,0,FB_RGB(31,31,31),FB_RGB(10,10,10));
+
+ sprintf(t,"H:%8.8x M:%8.8x",IPC->heartbeat,main_heartbeat);
+ FB_Print(t,0,0,FB_RGB(31,31,31),FB_RGB(10,10,10));
+#endif
+
scanKeys();
}
@@ -218,6 +300,109 @@ static void MapJoypad(void)
}
+/* ---------------------------------------- NETWORK CONFIGURATION
+*/
+static const char *AssocStatus(enum WIFI_ASSOCSTATUS s, int *exit_loop)
+{
+ switch(s)
+ {
+ case ASSOCSTATUS_DISCONNECTED:
+ return "Not trying to connect...";
+
+ case ASSOCSTATUS_SEARCHING:
+ return "Searching for AP...";
+
+ case ASSOCSTATUS_AUTHENTICATING:
+ return "Connecting (authenticate)...";
+
+ case ASSOCSTATUS_ASSOCIATING:
+ return "Connecting (associating)...";
+
+ case ASSOCSTATUS_ACQUIRINGDHCP:
+ return "Requesting IP address...";
+
+ case ASSOCSTATUS_ASSOCIATED:
+ *exit_loop = 1;
+ return "Associated";
+
+ case ASSOCSTATUS_CANNOTCONNECT:
+ *exit_loop = 1;
+ return "Cannot connect";
+
+ default:
+ *exit_loop = 1;
+ return "Unknown status";
+ }
+}
+
+static void ConfigNetwork(void)
+{
+ int col;
+ int coli;
+ u32 wifi_pass;
+ enum WIFI_ASSOCSTATUS assoc;
+ int exit_loop;
+
+ FB_Clear();
+
+ FB_Centre("Initialising WIFI...",0,FB_RGB(31,31,31),-1);
+
+ wifi_pass = Wifi_Init(WIFIINIT_OPTION_USELED);
+
+ REG_IPC_FIFO_TX = DS81_WIFI_INIT_IPC;
+ REG_IPC_FIFO_TX = wifi_pass;
+
+ Wifi_SetSyncHandler(ARM9_SyncToARM7);
+ wifi_enabled = TRUE;
+
+ FB_Centre("Waiting for WIFI...",10,FB_RGB(31,31,31),-1);
+
+ col = 31;
+ coli = -1;
+
+ while(Wifi_CheckInit() == 0)
+ {
+ FB_Centre("Waiting for WIFI...",10,FB_RGB(col,col,col),-1);
+ DS81_BOUNCE(col,coli);
+ swiWaitForVBlank();
+ }
+
+ FB_Centre("Waiting for WIFI...",10,FB_RGB(31,31,31),-1);
+
+ FB_Centre("Using WFC settings...",20,FB_RGB(31,31,31),-1);
+ Wifi_AutoConnect();
+
+ FB_Centre("Waiting for association...",30,FB_RGB(31,31,31),-1);
+ exit_loop = FALSE;
+
+ while(!exit_loop)
+ {
+ assoc = Wifi_AssocStatus();
+
+ FB_Centre(AssocStatus(assoc,&exit_loop),40,FB_RGB(col,col,col),-1);
+ DS81_BOUNCE(col,coli);
+ swiWaitForVBlank();
+ }
+
+ FB_Centre(AssocStatus(assoc,&exit_loop),40,FB_RGB(31,31,31),-1);
+
+ FB_Centre("Press a key...",60,FB_RGB(31,31,31),-1);
+
+ while(!keysDown())
+ {
+ swiWaitForVBlank();
+ }
+
+ while(keysHeld())
+ {
+ swiWaitForVBlank();
+ }
+
+ SK_DisplayKeyboard(BG_GFX_SUB);
+ swiWaitForVBlank();
+}
+
+
/* ---------------------------------------- MAIN
*/
int main(int argc, char *argv[])
@@ -255,12 +440,30 @@ int main(int argc, char *argv[])
SUB_BG2_CX = 0;
SUB_BG2_CY = 0;
+ /* Tell 'framebuffer' routines to use this
+ */
+ FB_Init(BG_GFX_SUB);
+
+ /* Set up interrupts and timers
+ */
irqInit();
irqSet(IRQ_VBLANK,VBlankFunc);
+ irqEnable(IRQ_VBLANK);
- keysSetRepeat(30,15);
+ REG_IPC_FIFO_CR = IPC_FIFO_ENABLE | IPC_FIFO_RECV_IRQ;
- FB_Init(BG_GFX_SUB);
+ TIMER3_CR = 0;
+
+ irqSet(IRQ_TIMER3,Timer);
+ TIMER3_DATA = TIMER_FREQ_256(20);
+ TIMER3_CR = TIMER_ENABLE | TIMER_IRQ_REQ | TIMER_DIV_256;
+
+ irqSet(IRQ_FIFO_NOT_EMPTY,ARM9_Fifo);
+ irqEnable(IRQ_FIFO_NOT_EMPTY);
+
+ /* All required stuff initialised
+ */
+ keysSetRepeat(30,15);
z80 = Z80Init(ZX81ReadMem,
ZX81WriteMem,
@@ -285,6 +488,8 @@ int main(int argc, char *argv[])
{
SoftKeyEvent ev;
+ main_heartbeat++;
+
Z80Exec(z80);
while(SK_GetEvent(&ev))
@@ -316,6 +521,10 @@ int main(int argc, char *argv[])
case MenuMapJoypad:
MapJoypad();
break;
+
+ case MenuConfigNetwork:
+ ConfigNetwork();
+ break;
}
SK_DisplayKeyboard(BG_GFX_SUB);
diff --git a/arm9/source/tapes.c b/arm9/source/tapes.c
index bc5ac8b..5c49346 100644
--- a/arm9/source/tapes.c
+++ b/arm9/source/tapes.c
@@ -22,6 +22,8 @@
#include <nds.h>
+#include "ds81_global.h"
+
#include "tapes.h"
#include "framebuffer.h"
#include "keyboard.h"
diff --git a/arm9/source/zx81.c b/arm9/source/zx81.c
index 533c382..41ff686 100644
--- a/arm9/source/zx81.c
+++ b/arm9/source/zx81.c
@@ -28,6 +28,8 @@
#include <ctype.h>
#include <nds.h>
+#include "ds81_global.h"
+
#include "zx81.h"
#include "gui.h"
@@ -446,10 +448,14 @@ static void ZX81HouseKeeping(Z80 *z80)
if (lastk1 && (lastk1!=prev_lk1 || lastk2!=prev_lk2))
{
mem[CDFLAG]|=1;
-
- mem[LASTK1]=lastk1^0xff;
- mem[LASTK2]=lastk2^0xff;
}
+ else
+ {
+ mem[CDFLAG]&=~1;
+ }
+
+ mem[LASTK1]=lastk1^0xff;
+ mem[LASTK2]=lastk2^0xff;
prev_lk1=lastk1;
prev_lk2=lastk2;
diff --git a/common/ds81_fader.h b/common/ds81_fader.h
new file mode 100644
index 0000000..195283f
--- /dev/null
+++ b/common/ds81_fader.h
@@ -0,0 +1,31 @@
+/*
+ ds81 - Nintendo DS ZX81 emulator.
+
+ Copyright (C) 2006 Ian Cowburn <ianc@noddybox.co.uk>
+
+ This program 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 Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ $Id$
+*/
+#ifndef DS81_FADER_H
+#define DS81_FADER_H
+
+#define DS81_BOUNCE(col,coli) do \
+ { \
+ col+=coli; \
+ if (col==0 || col==31) coli=-coli; \
+ } while(0)
+
+#endif /* DS81_FADER_H */
diff --git a/common/ds81_ipc.h b/common/ds81_ipc.h
new file mode 100644
index 0000000..2079aff
--- /dev/null
+++ b/common/ds81_ipc.h
@@ -0,0 +1,28 @@
+/*
+ ds81 - Nintendo DS ZX81 emulator.
+
+ Copyright (C) 2006 Ian Cowburn <ianc@noddybox.co.uk>
+
+ This program 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 Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ $Id$
+*/
+#ifndef DS81_IPC_H
+#define DS81_IPC_H
+
+#define DS81_WIFI_INIT_IPC 0x12345678
+#define DS81_WIFI_SYNC_IPC 0x87654321
+
+#endif /* DS81_IPC_H */
diff --git a/instructions.txt b/instructions.txt
index c0d81d2..b7f6089 100644
--- a/instructions.txt
+++ b/instructions.txt
@@ -49,10 +49,10 @@
initialisation causes problem on your homebrew device:
ds81.nds - Nintendo DS version
- ds81.bs.gba - As above with a GBA wrapper.
+ ds81.ds.gba - As above with a GBA wrapper.
ds81-nofat.nds - Nintendo DS version; no FAT library initialisation.
- ds81-nofat.bs.gba - As above with a GBA wrapper.
+ ds81-nofat.ds.gba - As above with a GBA wrapper.
I'm probably being overly paranoid there, but better safe than sorry.
diff --git a/source/framebuffer.c b/source/framebuffer.c
index 4a4b03d..65bedc9 100644
--- a/source/framebuffer.c
+++ b/source/framebuffer.c
@@ -23,6 +23,8 @@
#include <nds.h>
#include <string.h>
+#include "ds81_global.h"
+
/* ---------------------------------------- STATIC DATA
*/
#define WIDTH 256
diff --git a/source/gui.c b/source/gui.c
index 713ad02..e505330 100644
--- a/source/gui.c
+++ b/source/gui.c
@@ -23,6 +23,8 @@
#include <nds.h>
#include <string.h>
+#include "ds81_global.h"
+
#include "framebuffer.h"
diff --git a/source/keyboard.c b/source/keyboard.c
index bbc0c61..76f16e6 100644
--- a/source/keyboard.c
+++ b/source/keyboard.c
@@ -21,6 +21,9 @@
*/
#include <nds.h>
+
+#include "ds81_global.h"
+
#include "keyboard.h"
#include "framebuffer.h"
#include "keyb_bin.h"
@@ -143,8 +146,6 @@ static int GetEvent(SoftKeyEvent *ev, int map)
int f;
uint32 keys;
- scanKeys();
-
keys = keysHeld();
/* Clear the non-sticky keys
diff --git a/source/main.c b/source/main.c
index 162ca2d..0f996bb 100644
--- a/source/main.c
+++ b/source/main.c
@@ -25,6 +25,12 @@
#include <string.h>
#include <nds.h>
#include <fat.h>
+#include <dswifi9.h>
+
+#include "ds81_ipc.h"
+
+#include "ds81_global.h"
+#include "ds81_fader.h"
#include "framebuffer.h"
#include "gui.h"
@@ -45,6 +51,7 @@ static const char *main_menu[]=
"Sticky Shift On",
"Sticky Shift Off",
"Map Joypad to Keys",
+ "Select Web Server (WFC)",
"Cancel",
NULL
};
@@ -55,14 +62,89 @@ typedef enum
MenuSelectTape,
MenuStickyOn,
MenuStickyOff,
- MenuMapJoypad
+ MenuMapJoypad,
+ MenuConfigNetwork
} MenuOpt;
+/* Hope ints are atomic... Having said that we are on the one processor so
+ I doubt it'll mess up. Which are usually famous last words.
+*/
+static volatile int wifi_enabled = FALSE;
+
+static u32 main_heartbeat;
+
+
+/* ---------------------------------------- IRQ FUNCS
+*/
+
+static void Timer(void)
+{
+ {
+ static int c=0;
+ char s[32];
+ sprintf(s,"%d",(c++)/50);
+ FB_Print(s,0,184-10,FB_RGB(31,31,31),FB_RGB(10,10,10));
+ }
+
+ if (wifi_enabled)
+ {
+ Wifi_Timer(50);
+ }
+}
+
+static void ARM9_SyncToARM7(void)
+{
+ REG_IPC_FIFO_TX = DS81_WIFI_SYNC_IPC;
+}
+
+
+static void ARM9_Fifo(void)
+{
+ static int c=0;
+ u32 v;
+
+ v = REG_IPC_FIFO_RX;
+
+ {
+ char s[32];
+ sprintf(s,"%d:%x ",c++,v);
+ FB_Print(s,0,184,FB_RGB(31,31,31),FB_RGB(10,10,10));
+ }
+
+ if (v == DS81_WIFI_SYNC_IPC)
+ {
+ Wifi_Sync();
+ }
+}
+
+
/* ---------------------------------------- DISPLAY FUNCS
*/
static void VBlankFunc(void)
{
+#if 0
+ char t[32];
+
+ if (IPC->rtc_hours < 12)
+ {
+ sprintf(t,"%2.2d:%2.2d:%2.2d",IPC->rtc_hours,
+ IPC->rtc_minutes,
+ IPC->rtc_seconds);
+ }
+ else
+ {
+ sprintf(t,"%2.2d:%2.2d:%2.2d",IPC->rtc_hours-40,
+ IPC->rtc_minutes,
+ IPC->rtc_seconds);
+ }
+
+ FB_Print(t,192,0,FB_RGB(31,31,31),FB_RGB(10,10,10));
+
+ sprintf(t,"H:%8.8x M:%8.8x",IPC->heartbeat,main_heartbeat);
+ FB_Print(t,0,0,FB_RGB(31,31,31),FB_RGB(10,10,10));
+#endif
+
scanKeys();
}
@@ -218,6 +300,109 @@ static void MapJoypad(void)
}
+/* ---------------------------------------- NETWORK CONFIGURATION
+*/
+static const char *AssocStatus(enum WIFI_ASSOCSTATUS s, int *exit_loop)
+{
+ switch(s)
+ {
+ case ASSOCSTATUS_DISCONNECTED:
+ return "Not trying to connect...";
+
+ case ASSOCSTATUS_SEARCHING:
+ return "Searching for AP...";
+
+ case ASSOCSTATUS_AUTHENTICATING:
+ return "Connecting (authenticate)...";
+
+ case ASSOCSTATUS_ASSOCIATING:
+ return "Connecting (associating)...";
+
+ case ASSOCSTATUS_ACQUIRINGDHCP:
+ return "Requesting IP address...";
+
+ case ASSOCSTATUS_ASSOCIATED:
+ *exit_loop = 1;
+ return "Associated";
+
+ case ASSOCSTATUS_CANNOTCONNECT:
+ *exit_loop = 1;
+ return "Cannot connect";
+
+ default:
+ *exit_loop = 1;
+ return "Unknown status";
+ }
+}
+
+static void ConfigNetwork(void)
+{
+ int col;
+ int coli;
+ u32 wifi_pass;
+ enum WIFI_ASSOCSTATUS assoc;
+ int exit_loop;
+
+ FB_Clear();
+
+ FB_Centre("Initialising WIFI...",0,FB_RGB(31,31,31),-1);
+
+ wifi_pass = Wifi_Init(WIFIINIT_OPTION_USELED);
+
+ REG_IPC_FIFO_TX = DS81_WIFI_INIT_IPC;
+ REG_IPC_FIFO_TX = wifi_pass;
+
+ Wifi_SetSyncHandler(ARM9_SyncToARM7);
+ wifi_enabled = TRUE;
+
+ FB_Centre("Waiting for WIFI...",10,FB_RGB(31,31,31),-1);
+
+ col = 31;
+ coli = -1;
+
+ while(Wifi_CheckInit() == 0)
+ {
+ FB_Centre("Waiting for WIFI...",10,FB_RGB(col,col,col),-1);
+ DS81_BOUNCE(col,coli);
+ swiWaitForVBlank();
+ }
+
+ FB_Centre("Waiting for WIFI...",10,FB_RGB(31,31,31),-1);
+
+ FB_Centre("Using WFC settings...",20,FB_RGB(31,31,31),-1);
+ Wifi_AutoConnect();
+
+ FB_Centre("Waiting for association...",30,FB_RGB(31,31,31),-1);
+ exit_loop = FALSE;
+
+ while(!exit_loop)
+ {
+ assoc = Wifi_AssocStatus();
+
+ FB_Centre(AssocStatus(assoc,&exit_loop),40,FB_RGB(col,col,col),-1);
+ DS81_BOUNCE(col,coli);
+ swiWaitForVBlank();
+ }
+
+ FB_Centre(AssocStatus(assoc,&exit_loop),40,FB_RGB(31,31,31),-1);
+
+ FB_Centre("Press a key...",60,FB_RGB(31,31,31),-1);
+
+ while(!keysDown())
+ {
+ swiWaitForVBlank();
+ }
+
+ while(keysHeld())
+ {
+ swiWaitForVBlank();
+ }
+
+ SK_DisplayKeyboard(BG_GFX_SUB);
+ swiWaitForVBlank();
+}
+
+
/* ---------------------------------------- MAIN
*/
int main(int argc, char *argv[])
@@ -255,12 +440,30 @@ int main(int argc, char *argv[])
SUB_BG2_CX = 0;
SUB_BG2_CY = 0;
+ /* Tell 'framebuffer' routines to use this
+ */
+ FB_Init(BG_GFX_SUB);
+
+ /* Set up interrupts and timers
+ */
irqInit();
irqSet(IRQ_VBLANK,VBlankFunc);
+ irqEnable(IRQ_VBLANK);
- keysSetRepeat(30,15);
+ REG_IPC_FIFO_CR = IPC_FIFO_ENABLE | IPC_FIFO_RECV_IRQ;
- FB_Init(BG_GFX_SUB);
+ TIMER3_CR = 0;
+
+ irqSet(IRQ_TIMER3,Timer);
+ TIMER3_DATA = TIMER_FREQ_256(20);
+ TIMER3_CR = TIMER_ENABLE | TIMER_IRQ_REQ | TIMER_DIV_256;
+
+ irqSet(IRQ_FIFO_NOT_EMPTY,ARM9_Fifo);
+ irqEnable(IRQ_FIFO_NOT_EMPTY);
+
+ /* All required stuff initialised
+ */
+ keysSetRepeat(30,15);
z80 = Z80Init(ZX81ReadMem,
ZX81WriteMem,
@@ -285,6 +488,8 @@ int main(int argc, char *argv[])
{
SoftKeyEvent ev;
+ main_heartbeat++;
+
Z80Exec(z80);
while(SK_GetEvent(&ev))
@@ -316,6 +521,10 @@ int main(int argc, char *argv[])
case MenuMapJoypad:
MapJoypad();
break;
+
+ case MenuConfigNetwork:
+ ConfigNetwork();
+ break;
}
SK_DisplayKeyboard(BG_GFX_SUB);
diff --git a/source/tapes.c b/source/tapes.c
index bc5ac8b..5c49346 100644
--- a/source/tapes.c
+++ b/source/tapes.c
@@ -22,6 +22,8 @@
#include <nds.h>
+#include "ds81_global.h"
+
#include "tapes.h"
#include "framebuffer.h"
#include "keyboard.h"
diff --git a/source/zx81.c b/source/zx81.c
index 533c382..41ff686 100644
--- a/source/zx81.c
+++ b/source/zx81.c
@@ -28,6 +28,8 @@
#include <ctype.h>
#include <nds.h>
+#include "ds81_global.h"
+
#include "zx81.h"
#include "gui.h"
@@ -446,10 +448,14 @@ static void ZX81HouseKeeping(Z80 *z80)
if (lastk1 && (lastk1!=prev_lk1 || lastk2!=prev_lk2))
{
mem[CDFLAG]|=1;
-
- mem[LASTK1]=lastk1^0xff;
- mem[LASTK2]=lastk2^0xff;
}
+ else
+ {
+ mem[CDFLAG]&=~1;
+ }
+
+ mem[LASTK1]=lastk1^0xff;
+ mem[LASTK2]=lastk2^0xff;
prev_lk1=lastk1;
prev_lk2=lastk2;