len0rd/rockbox
1
0
Fork 1
mirror of https://github.com/Rockbox/rockbox.git synced 2026-01-22 01:30:35 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

echoplayer: add USB support

Browse source 
Enable high speed USB for the Echo R1. Includes reasonably
complete support for full speed USB on the STM32H743 since
that was necessary to debug why it wasn't working at first
(which turned out to be a bug in memcpy, not a hardware or
driver issue).

Change-Id: Ie713195b22ba88c79b9b0d6eb289cb9ccd2763c2
This commit is contained in:
Aidan MacDonald 2026-01-07 17:29:43 +00:00
parent 671320b5d1
commit 97dce282b4
13 changed files with 484 additions and 46 deletions
Download patch file Download diff file Expand all files Collapse all files

43
bootloader/echoplayer.c
View file

@ -29,6 +29,9 @@
#include "storage.h"
#include "disk.h"
#include "file_internal.h"
#include "usb.h"
static bool is_usb_connected = false;
extern void show_logo(void);
@ -55,6 +58,13 @@ static void demo_storage(void)
lcd_clear_display();
lcd_putsf(0, y++, "tick %ld", current_tick);
if (is_usb_connected)
{
lcd_puts(0, y++, "storage disabled by USB");
lcd_update();
return;
}
struct partinfo pinfo;
if (storage_present(IF_MD(0,)) && disk_partinfo(0, &pinfo))
{
@ -75,15 +85,37 @@ static void demo_storage(void)
lcd_update();
}
static void demo_usb(void)
{
static const char *phyname[] = {
[STM32H743_USBOTG_PHY_ULPI_HS] = "ULPI HS",
[STM32H743_USBOTG_PHY_ULPI_FS] = "ULPI FS",
[STM32H743_USBOTG_PHY_INT_FS] = "internal FS",
};
int y = 0;
lcd_clear_display();
lcd_putsf(0, y++, "tick %ld", current_tick);
lcd_putsf(0, y++, "usb connected %d", (int)is_usb_connected);
lcd_putsf(0, y++, "instance = USB%d", STM32H743_USBOTG_INSTANCE + 1);
lcd_putsf(0, y++, "phy = %s", phyname[STM32H743_USBOTG_PHY]);
lcd_update();
}
static void (*demo_funcs[]) (void) = {
demo_rtc,
demo_storage,
demo_usb,
};
void main(void)
{
system_init();
kernel_init();
power_init();
rtc_init();
lcd_init();
@ -98,6 +130,9 @@ void main(void)
filesystem_init();
disk_mount_all();
usb_init();
usb_start_monitoring();
int demo_page = 0;
const int num_pages = ARRAYLEN(demo_funcs);
@ -119,6 +154,14 @@ void main(void)
demo_page -= 1;
break;
case SYS_USB_CONNECTED:
usb_acknowledge(SYS_USB_CONNECTED_ACK);
is_usb_connected = true;
break;
case SYS_USB_DISCONNECTED:
is_usb_connected = false;
case BUTTON_X:
power_off();
break;