Sansa c200 port. Rockbox works with sound. Several features are disabled including some lcd options, FM radio, recording, and all plugins. Loading the OF from the Rockbox bootloader does not work.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14625 a1c6a512-1295-4272-9138-f99709370657

12 files changed, 486 insertions, 6 deletions

diff --git a/firmware/target/arm/crt0-pp.S b/firmware/target/arm/crt0-pp.S
index 85dd7f8b24..c1ced11cec 100644
--- a/firmware/target/arm/crt0-pp.S
+++ b/firmware/target/arm/crt0-pp.S
@@ -60,7 +60,7 @@ start:
 .space 60*4 /* (more than enough) space for exception vectors and mi4 magic */
 
 pad_skip:
-#ifdef SANSA_E200
+#if defined(SANSA_E200) || defined(SANSA_C200)
     /* On the Sansa, copying the vectors fails if the cache is initialised */
     ldr    r1, =CACHE_CTRL
     mov    r2, #0x0
diff --git a/firmware/target/arm/i2c-pp.c b/firmware/target/arm/i2c-pp.c
index 07fa822ab3..1cc25a1a10 100644
--- a/firmware/target/arm/i2c-pp.c
+++ b/firmware/target/arm/i2c-pp.c
@@ -198,10 +198,27 @@ void i2c_init(void)
     outl(0x0, 0x600060a4);
     outl(0x80 | (0 << 8), 0x600060a4);
 #elif CONFIG_I2C == I2C_PP5024
+#ifdef SANSA_E200
     /* Sansa OF sets this to 0x20 first, communicates with the AS3514
        then sets it to 0x23 - this still works fine though */
     outl(0x0, 0x600060a4);
     outl(0x23, 0x600060a4);
+#elif defined(SANSA_C200)
+    /* This is the init sequence from the Sansa c200 bootloader.
+       I'm not sure what's really necessary. */
+    pp_i2c_wait_not_busy();
+
+    outl(0, 0x600060a4);
+    outl(0x64, 0x600060a4);
+
+    outl(0x55, 0x7000c02c);
+    outl(0x54, 0x7000c030);
+
+    outl(0, 0x600060a4);
+    outl(0x1e, 0x600060a4);
+
+    pp_i2c_send(0x46, 0x24, 5);
+#endif
 #endif
 
     spinlock_init(&i2c_mutex);
diff --git a/firmware/target/arm/i2s-pp.c b/firmware/target/arm/i2s-pp.c
index b9e32b8789..fc01e38e91 100644
--- a/firmware/target/arm/i2s-pp.c
+++ b/firmware/target/arm/i2s-pp.c
@@ -142,7 +142,7 @@ void i2s_reset(void)
     IISFIFO_CFG |= 0x1100;
 }
 
-#ifdef SANSA_E200
+#if defined(SANSA_E200) || defined(SANSA_C200)
 void i2s_scale_attn_level(long frequency)
 {
     unsigned int iisfifo_cfg = IISFIFO_CFG & ~0xff;
diff --git a/firmware/target/arm/sandisk/ata-c200_e200.c b/firmware/target/arm/sandisk/ata-c200_e200.c
index a61e2ab610..addc490417 100644
--- a/firmware/target/arm/sandisk/ata-c200_e200.c
+++ b/firmware/target/arm/sandisk/ata-c200_e200.c
@@ -519,6 +519,7 @@ static int sd_select_bank(unsigned char bank)
 static void sd_card_mux(int card_no)
 {
 /* Set the current card mux */
+#ifdef SANSA_E200
     if (card_no == 0)
     {
         outl(inl(0x70000080) | 0x4, 0x70000080);
@@ -543,6 +544,32 @@ static void sd_card_mux(int card_no)
 
         outl(inl(0x70000014) & ~(0x3ffff), 0x70000014);
     }
+#else /* SANSA_C200 */
+    if (card_no == 0)
+    {
+        outl(inl(0x70000080) | 0x4, 0x70000080);
+
+        GPIOD_ENABLE     &= ~0x1f;
+        GPIOD_OUTPUT_EN  &= ~0x1f;
+        GPIOA_ENABLE     |=  0x7a;
+        GPIOA_OUTPUT_VAL |=  0x7a;
+        GPIOA_OUTPUT_EN  |=  0x7a;
+
+        outl(inl(0x70000014) & ~(0x3ffff), 0x70000014);
+    }
+    else
+    {
+        outl(inl(0x70000080) & ~0x4, 0x70000080);
+
+        GPIOA_ENABLE     &= ~0x7a;
+        GPIOA_OUTPUT_EN  &= ~0x7a;
+        GPIOD_ENABLE     |=  0x1f;
+        GPIOD_OUTPUT_VAL |=  0x1f;
+        GPIOD_OUTPUT_EN  |=  0x1f;
+
+        outl((inl(0x70000014) & ~(0x3ffff)) | 0x255aa, 0x70000014);
+    }
+#endif
 }
 
 static void sd_init_device(int card_no)
diff --git a/firmware/target/arm/sandisk/backlight-c200_e200.c b/firmware/target/arm/sandisk/backlight-c200_e200.c
index 29c6ab4b45..411c19f7ad 100644
--- a/firmware/target/arm/sandisk/backlight-c200_e200.c
+++ b/firmware/target/arm/sandisk/backlight-c200_e200.c
@@ -36,17 +36,21 @@ void __backlight_set_brightness(int brightness)
 
 void __backlight_on(void)
 {
+#ifdef HAVE_LCD_ENABLE
     lcd_enable(true); /* power on lcd */
+#endif
     pp_i2c_send( 0x46, 0x23, backlight_brightness);
 }
 
 void __backlight_off(void)
 {
     pp_i2c_send( 0x46, 0x23, 0x0);
+#ifdef HAVE_LCD_ENABLE
     lcd_enable(false); /* power off lcd */
+#endif
 }
 
-
+#ifdef HAVE_BUTTON_LIGHT
 void __button_backlight_on(void)
 {
     GPIOG_OUTPUT_VAL |=0x80;
@@ -56,3 +60,4 @@ void __button_backlight_off(void)
 {
     GPIOG_OUTPUT_VAL &=~ 0x80;
 }
+#endif
diff --git a/firmware/target/arm/sandisk/backlight-target.h b/firmware/target/arm/sandisk/backlight-target.h
index ac256036b9..1b1a6ad4e1 100644
--- a/firmware/target/arm/sandisk/backlight-target.h
+++ b/firmware/target/arm/sandisk/backlight-target.h
@@ -25,6 +25,8 @@ void __backlight_off(void);
 void __backlight_set_brightness(int brightness);
 int  __backlight_is_on(void);
 
+#ifdef HAVE_BUTTON_LIGHT
 void __button_backlight_on(void);
 void __button_backlight_off(void);
 #endif
+#endif
diff --git a/firmware/target/arm/sandisk/power-c200_e200.c b/firmware/target/arm/sandisk/power-c200_e200.c
index b9a77cb9e0..cb85b117c4 100644
--- a/firmware/target/arm/sandisk/power-c200_e200.c
+++ b/firmware/target/arm/sandisk/power-c200_e200.c
@@ -53,7 +53,11 @@ void power_off(void)
 
 bool charger_inserted(void)
 {
+#ifdef SANSA_E200
     if(GPIOB_INPUT_VAL & 0x10)
+#else /* SANSA_C200 */
+    if(GPIOH_INPUT_VAL & 0x2)
+#endif
         return true;
     return false;
 }
@@ -63,6 +67,7 @@ void ide_power_enable(bool on)
     (void)on;
 }
 
+#if CONFIG_TUNER
 /** Tuner **/
 static bool powered = false;
 
@@ -125,3 +130,5 @@ bool tuner_power(bool status)
     lv24020lp_unlock();
     return old_status;
 }
+
+#endif
diff --git a/firmware/target/arm/sandisk/sansa-c200/button-c200.c b/firmware/target/arm/sandisk/sansa-c200/button-c200.c
new file mode 100644
index 0000000000..eedd937699
--- /dev/null
+++ b/firmware/target/arm/sandisk/sansa-c200/button-c200.c
@@ -0,0 +1,62 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id:$
+ *
+ * Copyright (C) 2007 by Mark Arigo
+ *
+ * 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 "system.h"
+#include "button.h"
+#include "backlight.h"
+
+void button_init_device(void)
+{
+    /* TODO...for now, hardware initialisation is done by the c200 bootloader */
+}
+
+bool button_hold(void)
+{
+    return !(GPIOI_INPUT_VAL & 0x80);
+}
+
+/*
+ * Get button pressed from hardware
+ */
+int button_read_device(void)
+{
+    int btn = BUTTON_NONE;
+    static bool hold_button = false;
+    bool hold_button_old;
+
+    /* Hold */
+    hold_button_old = hold_button;
+    hold_button = button_hold();
+
+    /* device buttons */
+    if (!hold_button)
+    {
+        if ( (GPIOB_INPUT_VAL & 0x20)) btn |= BUTTON_POWER;
+        if (!(GPIOG_INPUT_VAL & 0x10)) btn |= BUTTON_UP;
+        if (!(GPIOH_INPUT_VAL & 0x01)) btn |= BUTTON_DOWN;
+        if (!(GPIOI_INPUT_VAL & 0x04)) btn |= BUTTON_LEFT;
+        if (!(GPIOG_INPUT_VAL & 0x02)) btn |= BUTTON_RIGHT;
+        if (!(GPIOL_INPUT_VAL & 0x04)) btn |= BUTTON_SELECT;
+        if (!(GPIOG_INPUT_VAL & 0x01)) btn |= BUTTON_REC;
+        if (!(GPIOL_INPUT_VAL & 0x10)) btn |= BUTTON_VOL_UP;
+        if (!(GPIOL_INPUT_VAL & 0x20)) btn |= BUTTON_VOL_DOWN;
+    }
+
+    return btn;
+}
diff --git a/firmware/target/arm/sandisk/sansa-c200/button-target.h b/firmware/target/arm/sandisk/sansa-c200/button-target.h
new file mode 100644
index 0000000000..6f42822f7f
--- /dev/null
+++ b/firmware/target/arm/sandisk/sansa-c200/button-target.h
@@ -0,0 +1,53 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id:$
+ *
+ * Copyright (C) 2007 by Mark Arigo
+ *
+ * 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 <stdbool.h>
+#include "config.h"
+
+#define HAS_BUTTON_HOLD
+
+bool button_hold(void);
+void button_init_device(void);
+int button_read_device(void);
+
+/* Sandisk Sansa c200 button codes */
+
+/* Main unit's buttons */
+#define BUTTON_REC          0x00000001
+#define BUTTON_DOWN         0x00000002
+#define BUTTON_RIGHT        0x00000004
+#define BUTTON_LEFT         0x00000008
+#define BUTTON_SELECT       0x00000010
+#define BUTTON_UP           0x00000020
+#define BUTTON_POWER        0x00000040
+#define BUTTON_VOL_UP       0x00000080
+#define BUTTON_VOL_DOWN     0x00000100
+
+#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/sandisk/sansa-c200/lcd-c200.c b/firmware/target/arm/sandisk/sansa-c200/lcd-c200.c
new file mode 100644
index 0000000000..6626ea4e6d
--- /dev/null
+++ b/firmware/target/arm/sandisk/sansa-c200/lcd-c200.c
@@ -0,0 +1,249 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id:$
+ *
+ * Copyright (C) 2007 by Mark Arigo
+ *
+ * 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"
+
+#define LCD_BASE  (*(volatile unsigned long *)(0x70003000))
+#define LCD_CMD   (*(volatile unsigned long *)(0x70003008))
+#define LCD_DATA  (*(volatile unsigned long *)(0x70003010))
+
+#define LCD_BUSY  0x8000
+
+/* check if number of useconds has past */
+static inline bool timer_check(int clock_start, int usecs)
+{
+    return ((int)(USEC_TIMER - clock_start)) >= usecs;
+}
+
+/* wait for LCD with timeout */
+static inline void lcd_wait_write(void)
+{
+    int start = USEC_TIMER;
+
+    do {
+        if ((LCD_BASE & LCD_BUSY) == 0)
+            break;
+    } while (timer_check(start, 1000) == 0);
+}
+
+/* send LCD data */
+static void lcd_send_data(unsigned data)
+{
+    lcd_wait_write();
+    LCD_DATA = (data >> 8) & 0xff;
+
+    lcd_wait_write();
+    LCD_DATA = data & 0xff;
+}
+
+/* send LCD command */
+static void lcd_send_command(unsigned cmd)
+{
+    lcd_wait_write();
+    LCD_CMD = cmd;
+}
+
+/* LCD init */
+void lcd_init_device(void)
+{
+    /* This is from the c200 of bootloader beginning at offset 0xbbf4 */
+    outl(inl(0x70000010) & ~0xfc000000, 0x70000010);
+    outl(inl(0x70000010), 0x70000010);
+
+    DEV_INIT &= ~0x400;
+    udelay(10000);
+    
+    LCD_BASE &= ~0x4;
+    udelay(15);
+
+    LCD_BASE |= 0x4;
+    udelay(10);
+
+    LCD_BASE = 0x4687;
+    udelay(10000);
+
+    lcd_send_command(0x2c);
+    udelay(20000);
+
+    lcd_send_command(0x02);
+    lcd_send_command(0x01);
+    udelay(20000);
+
+    lcd_send_command(0x26);
+    lcd_send_command(0x01);
+    udelay(20000);
+
+    lcd_send_command(0x26);
+    lcd_send_command(0x09);
+    udelay(20000);
+
+    lcd_send_command(0x26);
+    lcd_send_command(0x0b);
+    udelay(20000);
+
+    lcd_send_command(0x26);
+    lcd_send_command(0x0f);
+    udelay(20000);
+
+    lcd_send_command(0x10);
+    lcd_send_command(0x07);
+
+    lcd_send_command(0x20);
+    lcd_send_command(0x03);
+
+    lcd_send_command(0x24);
+    lcd_send_command(0x03);
+
+    lcd_send_command(0x28);
+    lcd_send_command(0x01);
+
+    lcd_send_command(0x2a);
+    lcd_send_command(0x55);
+
+    lcd_send_command(0x30);
+    lcd_send_command(0x10);
+
+    lcd_send_command(0x32);
+    lcd_send_command(0x0e);
+
+    lcd_send_command(0x34);
+    lcd_send_command(0x0d);
+
+    lcd_send_command(0x36);
+    lcd_send_command(0);
+
+    lcd_send_command(0x40);
+    lcd_send_command(0x82);
+
+    lcd_send_command(0x43);                  /* vertical dimensions */
+    lcd_send_command(0x1a);                  /* y1 + 0x1a */
+    lcd_send_command(LCD_HEIGHT - 1 + 0x1a); /* y2 + 0x1a */
+
+    lcd_send_command(0x42);                  /* horizontal dimensions */
+    lcd_send_command(0);                     /* x1 */
+    lcd_send_command(LCD_WIDTH - 1);         /* x2 */
+    udelay(100000);
+
+    lcd_send_command(0x51);
+}
+
+/*** hardware configuration ***/
+int lcd_default_contrast(void)
+{
+    return DEFAULT_CONTRAST_SETTING;
+}
+
+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;
+}
+
+/*** 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 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);
+}
+
+/* Update a fraction of the display. */
+void lcd_update_rect(int x0, int y0, int width, int height)
+{
+    unsigned short *addr;
+    int c, r;
+    int x1 = (x0 + width) - 1;
+    int y1 = (y0 + height) - 1;
+
+    if ((x1 <= 0) || (y1 <= 0))
+        return;
+
+    if(y1 >= LCD_HEIGHT)
+        y1 = LCD_HEIGHT - 1;
+
+    lcd_send_command(0x43);
+    lcd_send_command(y0 + 0x1a);
+    lcd_send_command(y1 + 0x1a);
+
+    if(x1 >= LCD_WIDTH)
+        x1 = LCD_WIDTH - 1;
+
+    lcd_send_command(0x42);
+    lcd_send_command(x0);
+    lcd_send_command(x1);
+
+    addr = (unsigned short*)&lcd_framebuffer[y0][x0];
+
+    /* for each row */
+    for (r = 0; r < height; r++) {
+        /* for each column */
+        for (c = 0; c < width; c++) {
+            /* output 1 pixel */
+            lcd_send_data(*(addr++));
+        }
+
+        addr += LCD_WIDTH - width;
+    }
+}
diff --git a/firmware/target/arm/sandisk/sansa-c200/powermgmt-c200.c b/firmware/target/arm/sandisk/sansa-c200/powermgmt-c200.c
new file mode 100644
index 0000000000..1de57cb184
--- /dev/null
+++ b/firmware/target/arm/sandisk/sansa-c200/powermgmt-c200.c
@@ -0,0 +1,58 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id: powermgmt-e200.c 14375 2007-08-17 06:45:18Z amiconn $
+ *
+ * Copyright (C) 2002 by Heikki Hannikainen, Uwe Freese
+ * Revisions copyright (C) 2005 by Gerald Van Baren
+ *
+ * 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 "adc.h"
+#include "powermgmt.h"
+
+const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
+{
+    3400
+};
+
+const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
+{
+    3300
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
+const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
+{
+    /* Sansa Li Ion 750mAH FIXME this is a first linear approach */
+    { 3300, 3390, 3480, 3570, 3660, 3750, 3840, 3930, 4020, 4110, 4200 },
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
+const unsigned short percent_to_volt_charge[11] =
+{
+    /* Sansa Li Ion 750mAH FIXME*/
+    3300, 3390, 3480, 3570, 3660, 3750, 3840, 3930, 4020, 4110, 4200
+};
+
+/* ADC should read 0x3ff=5.12V */
+#define BATTERY_SCALE_FACTOR 5125       
+/* full-scale ADC readout (2^10) in millivolt */
+
+/* Returns battery voltage from ADC [millivolts] */
+unsigned int battery_adc_voltage(void)
+{
+    return (adc_read(ADC_UNREG_POWER) * BATTERY_SCALE_FACTOR) >> 10;
+}
+
diff --git a/firmware/target/arm/system-pp502x.c b/firmware/target/arm/system-pp502x.c
index a282564d19..465457d0e1 100644
--- a/firmware/target/arm/system-pp502x.c
+++ b/firmware/target/arm/system-pp502x.c
@@ -120,7 +120,7 @@ static void pp_set_cpu_frequency(long frequency)
     while (test_and_set(&boostctrl_mtx.locked, 1)) ;
 #endif
 
-#ifdef SANSA_E200
+#if defined(SANSA_E200) || defined(SANSA_C200)
     i2s_scale_attn_level(CPUFREQ_DEFAULT);
 #endif
 
@@ -183,7 +183,7 @@ static void pp_set_cpu_frequency(long frequency)
     CLCD_CLOCK_SRC;             /* dummy read (to sync the write pipeline??) */
     CLCD_CLOCK_SRC = clcd_clock_src; /* restore saved value */
 
-#ifdef SANSA_E200
+#if defined(SANSA_E200) || defined(SANSA_C200)
     i2s_scale_attn_level(frequency);
 #endif
 
@@ -231,7 +231,7 @@ void system_init(void)
         GPIOK_INT_EN        = 0;
         GPIOL_INT_EN        = 0;
 
-#ifdef SANSA_E200
+#if defined(SANSA_E200) || defined(SANSA_C200)
         /* outl(0x00000000, 0x6000b000); */
         outl(inl(0x6000a000) | 0x80000000, 0x6000a000); /* Init DMA controller? */
 #endif