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authorDave Chapman <dave@dchapman.com>2009-07-12 22:16:51 +0000
committerDave Chapman <dave@dchapman.com>2009-07-12 22:16:51 +0000
commitafe43d3fcba11eadf9960d48ae461f6e429b9a88 (patch)
tree29539ce2330baa72ea767bb26dbc13b9171a6dab /firmware/target/arm
parent40c6e7d28256e98bd4ffefd13d369f8d36058bc0 (diff)
downloadrockbox-afe43d3fcba11eadf9960d48ae461f6e429b9a88.tar.gz
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Basic changes to add nano 2g to the build system, based on the Meizu M3 port. The bootloader builds, but does nothing due to lack of any drivers.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21828 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm')
-rw-r--r--firmware/target/arm/s5l8700/boot.lds19
-rw-r--r--firmware/target/arm/s5l8700/ipodnano2g/button-target.h78
-rw-r--r--firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c142
3 files changed, 234 insertions, 5 deletions
diff --git a/firmware/target/arm/s5l8700/boot.lds b/firmware/target/arm/s5l8700/boot.lds
index 317e40b2ca..28271822e8 100644
--- a/firmware/target/arm/s5l8700/boot.lds
+++ b/firmware/target/arm/s5l8700/boot.lds
@@ -1,7 +1,11 @@
#include "config.h"
ENTRY(_start)
+#ifdef ROCKBOX_LITTLE_ENDIAN
+OUTPUT_FORMAT(elf32-littlearm)
+#else
OUTPUT_FORMAT(elf32-bigarm)
+#endif
OUTPUT_ARCH(arm)
STARTUP(target/arm/s5l8700/crt0.o)
@@ -28,7 +32,12 @@ MEMORY
IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
FLASH : ORIGIN = FLASHORIG, LENGTH = FLASHSIZE
}
-
+
+#ifdef IPOD_NANO2G
+#define LOAD_AREA IRAM
+#else
+#define LOAD_AREA FLASH
+#endif
SECTIONS
{
@@ -36,19 +45,19 @@ SECTIONS
_intvectstart = . ;
*(.intvect)
_intvectend = _newstart ;
- } >IRAM AT> FLASH
+ } >IRAM AT> LOAD_AREA
_intvectcopy = LOADADDR(.intvect) ;
.text : {
*(.init.text)
*(.text*)
*(.glue_7*)
- } > FLASH
+ } > LOAD_AREA
.rodata : {
*(.rodata*)
. = ALIGN(0x4);
- } > FLASH
+ } > LOAD_AREA
.data : {
_datastart = . ;
@@ -59,7 +68,7 @@ SECTIONS
*(.ncdata*);
. = ALIGN(0x4);
_dataend = . ;
- } > IRAM AT> FLASH
+ } > IRAM AT> LOAD_AREA
_datacopy = LOADADDR(.data) ;
.stack :
diff --git a/firmware/target/arm/s5l8700/ipodnano2g/button-target.h b/firmware/target/arm/s5l8700/ipodnano2g/button-target.h
new file mode 100644
index 0000000000..67bdc72955
--- /dev/null
+++ b/firmware/target/arm/s5l8700/ipodnano2g/button-target.h
@@ -0,0 +1,78 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2006 by Barry Wardell
+ *
+ * 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 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);
+
+void ipod_mini_button_int(void);
+void ipod_3g_button_int(void);
+void ipod_4g_button_int(void);
+
+/* iPod specific button codes */
+
+#define BUTTON_SELECT 0x00000001
+#define BUTTON_MENU 0x00000002
+
+#define BUTTON_LEFT 0x00000004
+#define BUTTON_RIGHT 0x00000008
+#define BUTTON_SCROLL_FWD 0x00000010
+#define BUTTON_SCROLL_BACK 0x00000020
+
+#define BUTTON_PLAY 0x00000040
+
+#define BUTTON_MAIN (BUTTON_SELECT|BUTTON_MENU\
+ |BUTTON_LEFT|BUTTON_RIGHT|BUTTON_SCROLL_FWD\
+ |BUTTON_SCROLL_BACK|BUTTON_PLAY)
+
+ /* Remote control's buttons */
+#ifdef IPOD_ACCESSORY_PROTOCOL
+#define BUTTON_RC_PLAY 0x00100000
+#define BUTTON_RC_STOP 0x00080000
+
+#define BUTTON_RC_LEFT 0x00040000
+#define BUTTON_RC_RIGHT 0x00020000
+#define BUTTON_RC_VOL_UP 0x00010000
+#define BUTTON_RC_VOL_DOWN 0x00008000
+
+#define BUTTON_REMOTE (BUTTON_RC_PLAY|BUTTON_RC_STOP\
+ |BUTTON_RC_LEFT|BUTTON_RC_RIGHT\
+ |BUTTON_RC_VOL_UP|BUTTON_RC_VOL_DOWN)
+#else
+#define BUTTON_REMOTE 0
+#endif
+
+/* This is for later
+#define BUTTON_SCROLL_TOUCH 0x00000200
+*/
+
+
+#define POWEROFF_BUTTON BUTTON_PLAY
+#define POWEROFF_COUNT 40
+
+#endif /* _BUTTON_TARGET_H_ */
diff --git a/firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c b/firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c
new file mode 100644
index 0000000000..daf8869c9c
--- /dev/null
+++ b/firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c
@@ -0,0 +1,142 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2009 by ????
+ *
+ * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "config.h"
+
+#include "hwcompat.h"
+#include "kernel.h"
+#include "lcd.h"
+#include "system.h"
+#include "cpu.h"
+
+/** globals **/
+
+static int xoffset; /* needed for flip */
+
+/*** hardware configuration ***/
+
+int lcd_default_contrast(void)
+{
+ return 0x1f;
+}
+
+void lcd_set_contrast(int val)
+{
+}
+
+void lcd_set_invert_display(bool yesno)
+{
+}
+
+/* turn the display upside down (call lcd_update() afterwards) */
+void lcd_set_flip(bool yesno)
+{
+ /* TODO: flip mode isn't working. The commands in the else part of
+ this function are how the original firmware inits the LCD */
+
+ if (yesno)
+ {
+ xoffset = 132 - LCD_WIDTH; /* 132 colums minus the 128 we have */
+ }
+ else
+ {
+ xoffset = 0;
+ }
+}
+
+
+
+void lcd_off(void)
+{
+}
+
+void lcd_on(void)
+{
+}
+
+/* LCD init */
+void lcd_init_device(void)
+{
+}
+
+
+/*** Update functions ***/
+
+/* Performance function that works with an external buffer
+ note that by and bheight are in 8-pixel units! */
+void lcd_blit_mono(const unsigned char *data, int x, int by, int width,
+ int bheight, int stride)
+{
+ /* Copy display bitmap to hardware */
+ while (bheight--)
+ {
+ }
+}
+
+
+/* Performance function that works with an external buffer
+ note that by and bheight are in 8-pixel units! */
+void lcd_blit_grey_phase_blit(unsigned char *values, unsigned char *phases,
+ int x, int by, int width, int bheight, int stride)
+{
+ (void)values;
+ (void)phases;
+ (void)x;
+ (void)by;
+ (void)width;
+ (void)bheight;
+ (void)stride;
+}
+
+/* Update the display.
+ This must be called after all other LCD functions that change the display. */
+void lcd_update(void) ICODE_ATTR;
+void lcd_update(void)
+{
+ int y;
+
+ /* Copy display bitmap to hardware */
+ for (y = 0; y < LCD_FBHEIGHT; y++)
+ {
+ }
+}
+
+/* Update a fraction of the display. */
+void lcd_update_rect(int, int, int, int) ICODE_ATTR;
+void lcd_update_rect(int x, int y, int width, int height)
+{
+ int ymax;
+
+ /* The Y coordinates have to work on even 8 pixel rows */
+ ymax = (y + height-1) >> 3;
+ y >>= 3;
+
+ if(x + width > LCD_WIDTH)
+ width = LCD_WIDTH - x;
+ if (width <= 0)
+ return; /* nothing left to do, 0 is harmful to lcd_write_data() */
+ if(ymax >= LCD_FBHEIGHT)
+ ymax = LCD_FBHEIGHT-1;
+
+ /* Copy specified rectange bitmap to hardware */
+ for (; y <= ymax; y++)
+ {
+ }
+}