Rockbox open source high quality audio player as a Music Player Daemon
mpris
rockbox
mpd
libadwaita
audio
rust
zig
deno
Sansa E200v1 Bootloader attempt at enabling USB in boot loader
there is a 1MB free region that is used to load the firmware but we
shouldn't need that till after a USB connection
so here is my 2nd try
Change-Id: I2552db3a7fba019d7e7188984432f758ddafe548
authored by
William Wilgus
and committed by
William Wilgus
7c67a483
75524a7e
+21
-5
+6
-1
bootloader/main-pp.c
+6
-1
bootloader/main-pp.c
···
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#if defined(SANSA_E200) || defined(SANSA_C200) || defined(PHILIPS_SA9200)
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#include "usb_drv.h"
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#endif
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#if defined(SANSA_E200) && defined(HAVE_BOOTLOADER_USB_MODE)
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#include "core_alloc.h"
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#endif
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#if defined(SAMSUNG_YH925)
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/* this function (in lcd-yh925.c) resets the screen orientation for the OF
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* for use with dualbooting */
···
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usb = USB_HANDLED;
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usb_acknowledge(SYS_USB_CONNECTED_ACK);
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usb_wait_for_disconnect(&q);
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-
break;
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}
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if (connect_timeout != TIMEOUT_BLOCK &&
···
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int usb = USB_EXTRACTED;
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system_init();
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#if defined(SANSA_E200) && defined(HAVE_BOOTLOADER_USB_MODE)
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core_allocator_init();
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#endif
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kernel_init();
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#ifdef HAVE_BOOTLOADER_USB_MODE
+15
-4
firmware/core_alloc.c
+15
-4
firmware/core_alloc.c
···
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/* not static so it can be discovered by core_get_data() */
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struct buflib_context core_ctx;
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-
/* defined in linker script */
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#if (CONFIG_PLATFORM & PLATFORM_NATIVE) && !defined(__PCTOOL__)
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#if defined(IPOD_VIDEO) && !defined(BOOTLOADER)
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/* defined in linker script */
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extern unsigned char audiobuffer[];
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extern unsigned char *audiobufend_lds[];
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/* pointer to end of audio buffer filled at runtime allocator_init */
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unsigned char *audiobufend;
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-
#else /* !IPOD_VIDEO */
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#elif defined(SANSA_E200) && defined(HAVE_BOOTLOADER_USB_MODE)
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/* defined in linker script */
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extern unsigned char freebuffer[];
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extern unsigned char freebufferend[];
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/* map linker symbol to the audiobuffer in order to use core_alloc */
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unsigned char *audiobuffer = (unsigned char *)freebuffer;
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unsigned char *audiobufend = (unsigned char *)freebufferend;
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#else /* !IPOD_VIDEO, !SANSA_E200&&BOOTLOADERUSB */
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/* defined in linker script */
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extern unsigned char audiobuffer[];
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extern unsigned char audiobufend[];
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#endif
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/* defined in linker script */
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extern unsigned char audiobuffer[];
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+
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#else /* PLATFORM_HOSTED */
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static unsigned char audiobuffer[((MEMORYSIZE)*1024-768)*1024];
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unsigned char *audiobufend = audiobuffer + sizeof(audiobuffer);