From 657dcb5165e80b3363b89ca3108356878d4c048e Mon Sep 17 00:00:00 2001 From: Dave Chapman Date: Thu, 31 Aug 2006 19:19:35 +0000 Subject: Initial commit of work for port to the Tatung Elio TPJ-1022 - yet another PortalPlayer PP5020 target. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10828 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/arm/tatung/tpj1022/adc-target.h | 42 ++++++++ firmware/target/arm/tatung/tpj1022/adc-tpj1022.c | 101 +++++++++++++++++++ .../target/arm/tatung/tpj1022/backlight-target.h | 28 ++++++ .../target/arm/tatung/tpj1022/backlight-tpj1022.c | 44 +++++++++ firmware/target/arm/tatung/tpj1022/button-target.h | 58 +++++++++++ .../target/arm/tatung/tpj1022/button-tpj1022.c | 83 ++++++++++++++++ firmware/target/arm/tatung/tpj1022/lcd-tpj1022.c | 97 +++++++++++++++++++ firmware/target/arm/tatung/tpj1022/power-tpj1022.c | 67 +++++++++++++ firmware/target/arm/tatung/tpj1022/usb-target.h | 27 ++++++ firmware/target/arm/tatung/tpj1022/usb-tpj1022.c | 107 +++++++++++++++++++++ 10 files changed, 654 insertions(+) create mode 100644 firmware/target/arm/tatung/tpj1022/adc-target.h create mode 100644 firmware/target/arm/tatung/tpj1022/adc-tpj1022.c create mode 100644 firmware/target/arm/tatung/tpj1022/backlight-target.h create mode 100644 firmware/target/arm/tatung/tpj1022/backlight-tpj1022.c create mode 100644 firmware/target/arm/tatung/tpj1022/button-target.h create mode 100644 firmware/target/arm/tatung/tpj1022/button-tpj1022.c create mode 100644 firmware/target/arm/tatung/tpj1022/lcd-tpj1022.c create mode 100644 firmware/target/arm/tatung/tpj1022/power-tpj1022.c create mode 100644 firmware/target/arm/tatung/tpj1022/usb-target.h create mode 100644 firmware/target/arm/tatung/tpj1022/usb-tpj1022.c (limited to 'firmware/target/arm') diff --git a/firmware/target/arm/tatung/tpj1022/adc-target.h b/firmware/target/arm/tatung/tpj1022/adc-target.h new file mode 100644 index 0000000000..3aab373290 --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/adc-target.h @@ -0,0 +1,42 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#ifndef _ADC_TARGET_H_ +#define _ADC_TARGET_H_ + +#define ADC_ENABLE_ADDR (*(volatile unsigned long*)(0x70000010)) +#define ADC_ENABLE 0x1100 + +#define ADC_ADDR (*(volatile unsigned long*)(0x7000ad00)) +#define ADC_STATUS (*(volatile unsigned long*)(0x7000ad04)) +#define ADC_DATA_1 (*(volatile unsigned long*)(0x7000ad20)) +#define ADC_DATA_2 (*(volatile unsigned long*)(0x7000ad24)) +#define ADC_INIT (*(volatile unsigned long*)(0x7000ad2c)) + +#define NUM_ADC_CHANNELS 4 + +#define ADC_BATTERY 0 +#define ADC_UNKNOWN_1 1 +#define ADC_UNKNOWN_2 2 +#define ADC_SCROLLPAD 3 +#define ADC_UNREG_POWER ADC_BATTERY /* For compatibility */ + +/* Force a scan now */ +unsigned short adc_scan(int channel); + +#endif diff --git a/firmware/target/arm/tatung/tpj1022/adc-tpj1022.c b/firmware/target/arm/tatung/tpj1022/adc-tpj1022.c new file mode 100644 index 0000000000..134b90b587 --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/adc-tpj1022.c @@ -0,0 +1,101 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "config.h" +#include "cpu.h" +#include "system.h" +#include "kernel.h" +#include "thread.h" +#include "adc.h" + +static unsigned short adcdata[NUM_ADC_CHANNELS]; + +/* Scan ADC so that adcdata[channel] gets updated */ +unsigned short adc_scan(int channel) +{ + unsigned int adc_data_1; + unsigned int adc_data_2; + + /* Initialise */ + ADC_ADDR=0x130; + ADC_STATUS=0; /* 4 bytes, 1 per channel. Each byte is 0 if the channel is + off, 0x40 if the channel is on */ + + /* Enable Channel */ + ADC_ADDR |= (0x1000000<> (8*channel)) & 0xff); + adc_data_2 = ((ADC_DATA_2 >> (8*channel+6)) & 0x3); + + adcdata[channel] = (adc_data_1<<2 | adc_data_2); + + return adcdata[channel]; +} + +/* Read 10-bit channel data */ +unsigned short adc_read(int channel) +{ + return adcdata[channel]; +} + +static int adc_counter; + +static void adc_tick(void) +{ + if(++adc_counter == HZ) + { + adc_counter = 0; + adc_scan(ADC_BATTERY); + adc_scan(ADC_UNKNOWN_1); + adc_scan(ADC_UNKNOWN_2); + adc_scan(ADC_SCROLLPAD); + } +} + +void adc_init(void) +{ + /* Enable ADC */ + ADC_ENABLE_ADDR |= ADC_ENABLE; + + /* Initialise */ + ADC_INIT=0; + ADC_ADDR=0x130; + ADC_STATUS=0; + + /* Enable Channels 1-4 */ + ADC_ADDR |= 0x1000000; + ADC_ADDR |= 0x2000000; + ADC_ADDR |= 0x4000000; + ADC_ADDR |= 0x8000000; + + /* Start? */ + ADC_ADDR |= 0x20000000; + ADC_ADDR |= 0x80000000; + + /* Wait 50ms for things to settle */ + sleep(HZ/20); + + tick_add_task(adc_tick); +} diff --git a/firmware/target/arm/tatung/tpj1022/backlight-target.h b/firmware/target/arm/tatung/tpj1022/backlight-target.h new file mode 100644 index 0000000000..b5fe2f7c5d --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/backlight-target.h @@ -0,0 +1,28 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +/* Taken from the x5's implementation */ + +#ifndef BACKLIGHT_TARGET_H +#define BACKLIGHT_TARGET_H + +void __backlight_on(void); +void __backlight_off(void); + +#endif diff --git a/firmware/target/arm/tatung/tpj1022/backlight-tpj1022.c b/firmware/target/arm/tatung/tpj1022/backlight-tpj1022.c new file mode 100644 index 0000000000..51218e21be --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/backlight-tpj1022.c @@ -0,0 +1,44 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +/* The H10 display (and hence backlight) possibly identical to that of the X5, + so that code was used here but left #if 0'ed out for the moment */ + +#include "config.h" +#include "cpu.h" +#include "system.h" +#include "backlight.h" + +void __backlight_on(void) +{ +#if 0 + int level = set_irq_level(HIGHEST_IRQ_LEVEL); + pcf50606_write(0x38, 0xb0); /* Backlight ON, GPO1INV=1, GPO1ACT=011 */ + set_irq_level(level); +#endif +} + +void __backlight_off(void) +{ +#if 0 + int level = set_irq_level(HIGHEST_IRQ_LEVEL); + pcf50606_write(0x38, 0x80); /* Backlight OFF, GPO1INV=1, GPO1ACT=000 */ + set_irq_level(level); +#endif +} diff --git a/firmware/target/arm/tatung/tpj1022/button-target.h b/firmware/target/arm/tatung/tpj1022/button-target.h new file mode 100644 index 0000000000..74bd61ed3d --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/button-target.h @@ -0,0 +1,58 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +#ifndef _BUTTON_TARGET_H_ +#define _BUTTON_TARGET_H_ + +#include +#include "config.h" + +#define HAS_BUTTON_HOLD + +bool button_hold(void); +void button_init_device(void); +int button_read_device(void); + +/* Tatung Elio TPJ-1022 button codes */ + +/* Main unit's buttons */ +#define BUTTON_POWER 0x00000001 + +#define BUTTON_LEFT 0x00000002 +#define BUTTON_RIGHT 0x00000004 +#define BUTTON_UP 0x00000008 +#define BUTTON_DOWN 0x00000010 + +#define BUTTON_MENU 0x00000020 +#define BUTTON_FF 0x00000040 +#define BUTTON_REW 0x00000080 +#define BUTTON_REC 0x00000100 +#define BUTTON_AB 0x00000200 +#define BUTTON_PLUS 0x00000400 +#define BUTTON_MINUS 0x00000800 + +#define BUTTON_MAIN 0x00000fff + +/* No Remote control */ +#define BUTTON_REMOTE 0 + +#define POWEROFF_BUTTON BUTTON_POWER +#define POWEROFF_COUNT 10 + +#endif /* _BUTTON_TARGET_H_ */ diff --git a/firmware/target/arm/tatung/tpj1022/button-tpj1022.c b/firmware/target/arm/tatung/tpj1022/button-tpj1022.c new file mode 100644 index 0000000000..f0b338c1c1 --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/button-tpj1022.c @@ -0,0 +1,83 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +/* Custom written for the TPJ-1022 based on analysis of the GPIO data */ + +#include +#include "config.h" +#include "cpu.h" +#include "system.h" +#include "button.h" +#include "kernel.h" +#include "backlight.h" +#include "adc.h" +#include "system.h" + +void button_init_device(void) +{ + /* No hardware initialisation required as it is done by the bootloader */ +} + +bool button_hold(void) +{ + return false; +} + +/* + * Get button pressed from hardware + */ +int button_read_device(void) +{ + int btn = BUTTON_NONE; + unsigned char state; + static bool hold_button = false; + +#if 0 + /* light handling */ + if (hold_button && !button_hold()) + { + backlight_on(); + } +#endif + + hold_button = button_hold(); + if (!hold_button) + { + /* Read normal buttons */ + state = GPIOA_INPUT_VAL; + if ((state & 0x2) == 0) btn |= BUTTON_REW; + if ((state & 0x4) == 0) btn |= BUTTON_FF; + if ((state & 0x80) == 0) btn |= BUTTON_RIGHT; + + /* Buttons left to figure out: + button_hold() + BUTTON_POWER + BUTTON_LEFT + BUTTON_UP + BUTTON_DOWN + BUTTON_MENU + BUTTON_REC + BUTTON_AB + BUTTON_PLUS + BUTTON_MINUS + */ + } + + return btn; +} diff --git a/firmware/target/arm/tatung/tpj1022/lcd-tpj1022.c b/firmware/target/arm/tatung/tpj1022/lcd-tpj1022.c new file mode 100644 index 0000000000..53f32792c3 --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/lcd-tpj1022.c @@ -0,0 +1,97 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "config.h" +#include "cpu.h" +#include "lcd.h" +#include "kernel.h" +#include "system.h" + +/*** hardware configuration ***/ + +void lcd_set_contrast(int val) +{ + /* TODO: Implement lcd_set_contrast() */ + (void)val; +} + +void lcd_set_invert_display(bool yesno) +{ + /* TODO: Implement lcd_set_invert_display() */ + (void)yesno; +} + +/* turn the display upside down (call lcd_update() afterwards) */ +void lcd_set_flip(bool yesno) +{ + /* TODO: Implement lcd_set_flip() */ + (void)yesno; +} + +/* LCD init */ +void lcd_init_device(void) +{ + +} + +/*** update functions ***/ + +/* Performance function that works with an external buffer + note that by and bheight are in 4-pixel units! */ +void lcd_blit(const fb_data* data, int x, int by, int width, + int bheight, int stride) +{ + /* TODO: Implement lcd_blit() */ + (void)data; + (void)x; + (void)by; + (void)width; + (void)bheight; + (void)stride; +} + +/* Performance function to blit a YUV bitmap directly to the LCD */ +void lcd_yuv_blit(unsigned char * const src[3], + int src_x, int src_y, int stride, + int x, int y, int width, int height) +{ + (void)src; + (void)src_x; + (void)src_y; + (void)stride; + (void)x; + (void)y; + (void)width; + (void)height; +} + +/* Update a fraction of the display. */ +void lcd_update_rect(int x0, int y0, int width, int height) +{ + (void)x0; + (void)y0; + (void)width; + (void)height; +} + +/* Update the display. + This must be called after all other LCD functions that change the display. */ +void lcd_update(void) +{ + lcd_update_rect(0, 0, LCD_WIDTH, LCD_HEIGHT); +} diff --git a/firmware/target/arm/tatung/tpj1022/power-tpj1022.c b/firmware/target/arm/tatung/tpj1022/power-tpj1022.c new file mode 100644 index 0000000000..e8bc4e1fb0 --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/power-tpj1022.c @@ -0,0 +1,67 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +/* Created from power.c using some iPod code, and some custom stuff based on + GPIO analysis +*/ + +#include "config.h" +#include "cpu.h" +#include +#include "adc.h" +#include "kernel.h" +#include "system.h" +#include "power.h" +#include "hwcompat.h" +#include "logf.h" +#include "usb.h" + +#if CONFIG_CHARGING == CHARGING_CONTROL +bool charger_enabled; +#endif + +void power_init(void) +{ +} + +bool charger_inserted(void) +{ + return false; +} + +void ide_power_enable(bool on) +{ + (void)on; + /* We do nothing on the iPod */ +} + + +bool ide_powered(void) +{ + /* pretend we are always powered - we don't turn it off on the ipod */ + return true; +} + +void power_off(void) +{ + /* Give things a second to settle before cutting power */ + sleep(HZ); + + //GPIOF_OUTPUT_VAL &=~ 0x20; +} diff --git a/firmware/target/arm/tatung/tpj1022/usb-target.h b/firmware/target/arm/tatung/tpj1022/usb-target.h new file mode 100644 index 0000000000..7a17f7bacf --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/usb-target.h @@ -0,0 +1,27 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardelll + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +/* Based off x5 version */ + +#ifndef USB_TARGET_H +#define USB_TARGET_H + +bool usb_init_device(void); + +#endif diff --git a/firmware/target/arm/tatung/tpj1022/usb-tpj1022.c b/firmware/target/arm/tatung/tpj1022/usb-tpj1022.c new file mode 100644 index 0000000000..b238de4369 --- /dev/null +++ b/firmware/target/arm/tatung/tpj1022/usb-tpj1022.c @@ -0,0 +1,107 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Barry Wardell + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +/* Code from the iPod port but commented out. USB detection custom made based + on GPIO analysis */ + +#include "config.h" +#include "cpu.h" +#include "kernel.h" +#include "thread.h" +#include "system.h" +#include "debug.h" +#include "ata.h" +#include "fat.h" +#include "disk.h" +#include "panic.h" +#include "lcd.h" +#include "adc.h" +#include "usb.h" +#include "button.h" +#include "sprintf.h" +#include "string.h" +#include "hwcompat.h" +#ifdef HAVE_MMC +#include "ata_mmc.h" +#endif + +void usb_init_device(void) +{ +#if 0 + int r0; + outl(inl(0x70000084) | 0x200, 0x70000084); + + outl(inl(0x7000002C) | 0x3000000, 0x7000002C); + outl(inl(0x6000600C) | 0x400000, 0x6000600C); + + outl(inl(0x60006004) | 0x400000, 0x60006004); /* reset usb start */ + outl(inl(0x60006004) & ~0x400000, 0x60006004); /* reset usb end */ + + outl(inl(0x70000020) | 0x80000000, 0x70000020); + while ((inl(0x70000028) & 0x80) == 0); + + outl(inl(0xc5000184) | 0x100, 0xc5000184); + while ((inl(0xc5000184) & 0x100) != 0); + + outl(inl(0xc50001A4) | 0x5F000000, 0xc50001A4); + if ((inl(0xc50001A4) & 0x100) == 0) { + outl(inl(0xc50001A8) & ~0x3, 0xc50001A8); + outl(inl(0xc50001A8) | 0x2, 0xc50001A8); + outl(inl(0x70000028) | 0x4000, 0x70000028); + outl(inl(0x70000028) | 0x2, 0x70000028); + } else { + outl(inl(0xc50001A8) | 0x3, 0xc50001A8); + outl(inl(0x70000028) &~0x4000, 0x70000028); + outl(inl(0x70000028) | 0x2, 0x70000028); + } + outl(inl(0xc5000140) | 0x2, 0xc5000140); + while((inl(0xc5000140) & 0x2) != 0); + r0 = inl(0xc5000184); + + /* Note from IPL source (referring to next 5 lines of code: + THIS NEEDS TO BE CHANGED ONCE THERE IS KERNEL USB */ + outl(inl(0x70000020) | 0x80000000, 0x70000020); + outl(inl(0x6000600C) | 0x400000, 0x6000600C); + while ((inl(0x70000028) & 0x80) == 0); + outl(inl(0x70000028) | 0x2, 0x70000028); + + udelay(0x186A0); +#endif +} + +bool usb_detect(void) +{ + return false; +} + +void usb_enable(bool on) +{ + (void)on; +#if 0 + /* For the ipod, we can only do one thing with USB mode - reboot + into Apple's flash-based disk-mode. This does not return. */ + if (on) + { + /* The following code is copied from ipodlinux */ + unsigned char* storage_ptr = (unsigned char *)0x40017F00; + memcpy(storage_ptr, "diskmode\0\0hotstuff\0\0\1", 21); + DEV_RS |= 4; /* Reboot */ + } +#endif +} -- cgit v1.2.3