power.c
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#include "ultra64.h"
#include "os_bb.h"
#include "bcp.h"
#include "power.h"
#include "nu64sys.h"
#include "graph.h"
#define DMA_QUEUE_SIZE 200
#define PRINTF osSyncPrintf
//#define IDE_PRINT
extern u32 __osBbIsBb;
/*
* Thread and stack structures
*/
char bootStack[STACKSIZE] __attribute__ ((aligned (8)));
static OSThread idleThread;
static char idleThreadStack[STACKSIZE] __attribute__ ((aligned (8)));
static OSThread mainThread;
static char mainThreadStack[STACKSIZE] __attribute__ ((aligned (8)));
/*
* Message queues and message buffers used by this app
*/
static OSMesg PiMessages[DMA_QUEUE_SIZE], dmaMessageBuf;
static OSMesgQueue PiMessageQ, dmaMessageQ;
static OSMesg SiMessages[DMA_QUEUE_SIZE];
static OSMesgQueue SiMessageQ;
/*
* Local variables and routines
*/
static void idleproc(char *);
static void mainproc(char *);
void
boot(void)
{
osInitialize();
osCreateThread(&idleThread, 1, (void(*)(void *))idleproc, (void *)0,
idleThreadStack+STACKSIZE, 8);
osStartThread(&idleThread);
}
static void
idleproc(char *argv) /* priority 8 */
{
osCreateViManager(OS_PRIORITY_VIMGR);
#if SCREEN_LOW
osViSetMode(&osViModeTable[OS_VI_NTSC_LPN1]);
#else
osViSetMode(&osViModeTable[OS_VI_NTSC_HPF1]);
#endif
/*
* Start PI Mgr for access to cartridge - start before the debugger
*/
osCreatePiManager((OSPri) OS_PRIORITY_PIMGR, &PiMessageQ, PiMessages,
DMA_QUEUE_SIZE);
osCreateMesgQueue(&dmaMessageQ, &dmaMessageBuf, 1);
osCreateMesgQueue(&SiMessageQ, SiMessages, DMA_QUEUE_SIZE);
osSetEventMesg(OS_EVENT_SI, &SiMessageQ, (OSMesg)DMA_QUEUE_SIZE);
/*
* The main thread's priority must be the same or lower than the original
* idle's thread priority. This allows the idle thread to change its
* priority to 0 before the main thread starts execution.
*/
osCreateThread(&mainThread, 3, (void(*)(void *))mainproc, argv,
mainThreadStack+STACKSIZE/8, (OSPri)7);
osStartThread(&mainThread);
osSetThreadPri(0, OS_PRIORITY_IDLE);
for(;;); /* idle thread */
}
#define __REG(x) "$" #x
#define __REG1(x) #x
#define getcp0reg(source) \
({ int __res; \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set\treorder\n\t" \
"mfc0\t%0,"__REG(source)"\n\t" \
".set\tpop" \
: "=r" (__res)); \
__res;})
static OSMesgQueue retraceMessageQ, siMessageQ;;
static OSMesg dummyMessage, retraceMessageBuf;
static u8 testbuf[1024*1024] __attribute__((aligned(16)));
static OSPiHandle* handler;
static OSIoMesg dmaIOMessageBuf;
OSMesg siMessageBuf;
static u16 cfb[SCREEN_WD*SCREEN_HT] __attribute__((aligned(64)));
static void clear(u16 bg) {
int i;
for (i = 0; i < SCREEN_WD*SCREEN_HT; ++i) {
cfb[i] = bg;
}
}
static OSBbFs fs;
static u8 blocks[BB_FL_BLOCK_SIZE];
#define ERR_ON IO_WRITE(PI_GPIO_REG, \
((PI_GPIO_ERROR_BIT | PI_GPIO_POWER_BIT) << PI_GPIO_ENABLE_SHIFT) | \
PI_GPIO_POWER_BIT)
int my_poweroff()
{
osBbPowerOff();
/* Busy loop to let CPU spin */
for (; ;);
}
#define ONE_SEC 46882325
static void usb_test(void)
{
char buf[128];
int rv, i, fd;
u32 power_num=0;
OSContStatus sdata[MAXCONTROLLERS];
OSContPad ctrl_data[MAXCONTROLLERS];
char pattern;
int key;
int x, y;
OSTime end;
int setup_reg[] = { USB0_OTG_INT_EN_REG, USB0_INT_ENB_REG, USB0_ERR_ENB_REG,
USB0_ADDR_REG, USB0_FRM_NUML_REG, USB0_FRM_NUMH_REG};
osSetEventMesg(OS_EVENT_SI, &siMessageQ, (OSMesg)NULL);
osContInit(&siMessageQ, &pattern, &sdata[0]);
IO_WRITE(USB1_SECURE_MODE_REG, USB_SECURE_MODE_OFF);
IO_WRITE(USB0_SECURE_MODE_REG, USB_SECURE_MODE_OFF);
/* Set USB1 as host */
IO_WRITE(USB1_OTG_CTRL_REG, 0x3C);
IO_WRITE(USB1_CTL_REG, 0x9);
/* IO_WRITE(USB1_CTL_REG, 0x1B);
end = osGetTime() + ONE_SEC / 1000;
while (osGetTime() < end); */
IO_WRITE(USB1_ERR_STAT_REG, 0xff); /* clear error */
IO_WRITE(USB1_INT_STAT_REG, 0xff); /* clear all interrupts */
IO_WRITE(USB1_INT_ENB_REG, 0xff);
/* Set USB0 as device */
IO_WRITE(USB0_INT_STAT_REG, 0);
for (i=0; i<sizeof(setup_reg)/sizeof(int); i++)
IO_WRITE(setup_reg[i], 0);
IO_WRITE(USB0_OTG_CTRL_REG, 0x80);
IO_WRITE(USB0_CTL_REG, 0x02);
IO_WRITE(USB0_CTL_REG, 0x01);
IO_WRITE(USB0_INT_ENB_REG, 0xff);
for (; ;) {
if (IO_READ(MI_EINTR_REG) & MI_EINTR_BUT_STATUS)
my_poweroff();
osContStartReadData(&siMessageQ);
osRecvMesg(&siMessageQ, NULL, OS_MESG_BLOCK);
osContGetReadData(ctrl_data);
for (i=key=0; i<MAXCONTROLLERS; i++) {
if (!(ctrl_data[i].errno &CONT_NO_RESPONSE_ERROR))
key |= ctrl_data[i].button;
}
if (key & (CONT_C | CONT_D | CONT_E | CONT_F)) {
IO_WRITE(0x4900080, 0xff);
IO_WRITE(0x4A00080, 0xff);
}
sprintf(buf, "otg_int_stat = 0x%02x 0x%02x",
IO_READ(0x4900010),IO_READ(0x4A00010));
printstr(yellow, 3, 3, buf);
sprintf(buf, "otg_int_en = 0x%02x 0x%02x",
IO_READ(0x4900014),IO_READ(0x4A00014));
printstr(yellow, 3, 4, buf);
sprintf(buf, "otg_status = 0x%02x 0x%02x",
IO_READ(0x4900018),IO_READ(0x4A00018));
printstr(yellow, 3, 5, buf);
sprintf(buf, "int_stat = 0x%02x 0x%02x",
IO_READ(0x4900080),IO_READ(0x4A00080));
printstr(yellow, 3, 6, buf);
sprintf(buf, "int_enbl = 0x%02x 0x%02x",
IO_READ(0x4900084),IO_READ(0x4A00084));
printstr(yellow, 3, 7, buf);
sprintf(buf, "usb_ctrl = 0x%02x 0x%02x",
IO_READ(0x4900094),IO_READ(0x4A00094));
printstr(yellow, 3, 8, buf);
}
return;
}
static void
mainproc(char *argv) {
osCreateMesgQueue(&siMessageQ, &siMessageBuf, 1);
osSetEventMesg(OS_EVENT_SI, &siMessageQ, dummyMessage);
osCreateMesgQueue(&retraceMessageQ, &retraceMessageBuf, 1);
osViSetEvent(&retraceMessageQ, dummyMessage, 1);
osViBlack(1);
osViSwapBuffer(cfb);
clear(0x0);
osViBlack(0);
osWritebackDCacheAll();
osViSwapBuffer(cfb);
IO_WRITE(PI_FLASH_CONFIG_REG, 0xa207071f);
usb_test();
}