New port: FiiO M3K on bare metal

Change-Id: I7517e7d5459e129dcfc9465c6fbd708619888fbe

1 files changed, 215 insertions, 0 deletions

diff --git a/firmware/target/mips/ingenic_x1000/debug-x1000.c b/firmware/target/mips/ingenic_x1000/debug-x1000.c
new file mode 100644
index 0000000000..fed586691c
--- /dev/null
+++ b/firmware/target/mips/ingenic_x1000/debug-x1000.c
@@ -0,0 +1,215 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2021 Aidan MacDonald
+ *
+ * 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 BOOTLOADER
+#include "system.h"
+#include "kernel.h"
+#include "button.h"
+#include "lcd.h"
+#include "font.h"
+#include "action.h"
+#include "list.h"
+
+#include "clk-x1000.h"
+#include "gpio-x1000.h"
+
+static bool dbg_clocks(void)
+{
+    do {
+        lcd_clear_display();
+        int line = 0;
+        for(int i = 0; i < X1000_CLK_COUNT; ++i) {
+            uint32_t hz = clk_get(i);
+            uint32_t khz = hz / 1000;
+            uint32_t mhz = khz / 1000;
+            lcd_putsf(2, line++, "%8s  %4u,%03u,%03u Hz", clk_get_name(i),
+                      mhz, (khz - mhz*1000), (hz - khz*1000));
+        }
+
+        lcd_update();
+    } while(get_action(CONTEXT_STD, HZ) != ACTION_STD_CANCEL);
+
+    return false;
+}
+
+static void dbg_gpios_show_state(void)
+{
+    const char portname[] = "ABCD";
+    for(int i = 0; i < 4; ++i)
+        lcd_putsf(0, i, "GPIO %c: %08x", portname[i], REG_GPIO_PIN(i));
+}
+
+static void dbg_gpios_show_config(void)
+{
+    const char portname[] = "ABCD";
+    int line = 0;
+    for(int i = 0; i < 4; ++i) {
+        uint32_t intr = REG_GPIO_INT(i);
+        uint32_t mask = REG_GPIO_MSK(i);
+        uint32_t pat0 = REG_GPIO_PAT0(i);
+        uint32_t pat1 = REG_GPIO_PAT1(i);
+        lcd_putsf(0, line++, "GPIO %c", portname[i]);
+        lcd_putsf(2, line++, " int %08lx", intr);
+        lcd_putsf(2, line++, " msk %08lx", mask);
+        lcd_putsf(2, line++, "pat0 %08lx", pat0);
+        lcd_putsf(2, line++, "pat1 %08lx", pat1);
+        line++;
+    }
+}
+
+static bool dbg_gpios(void)
+{
+    enum { STATE, CONFIG, NUM_SCREENS };
+    const int timeouts[NUM_SCREENS] = { 1, HZ };
+    int screen = STATE;
+
+    while(1) {
+        lcd_clear_display();
+        switch(screen) {
+        case CONFIG:
+            dbg_gpios_show_config();
+            break;
+        case STATE:
+            dbg_gpios_show_state();
+            break;
+        }
+
+        lcd_update();
+
+        switch(get_action(CONTEXT_STD, timeouts[screen])) {
+        case ACTION_STD_CANCEL:
+            return false;
+        case ACTION_STD_PREV:
+        case ACTION_STD_PREVREPEAT:
+            screen -= 1;
+            if(screen < 0)
+                screen = NUM_SCREENS - 1;
+            break;
+        case ACTION_STD_NEXT:
+        case ACTION_STD_NEXTREPEAT:
+            screen += 1;
+            if(screen >= NUM_SCREENS)
+                screen = 0;
+            break;
+        default:
+            break;
+        }
+    }
+
+    return false;
+}
+
+extern volatile unsigned aic_tx_underruns;
+
+static bool dbg_audio(void)
+{
+    do {
+        lcd_clear_display();
+        lcd_putsf(0, 0, "TX underruns: %u", aic_tx_underruns);
+        lcd_update();
+    } while(get_action(CONTEXT_STD, HZ) != ACTION_STD_CANCEL);
+
+    return false;
+}
+
+static bool dbg_cpuidle(void)
+{
+    do {
+        lcd_clear_display();
+        lcd_putsf(0, 0, "CPU idle time: %d.%01d%%",
+                  __cpu_idle_cur/10, __cpu_idle_cur%10);
+        lcd_putsf(0, 1, "CPU frequency: %d.%03d MHz",
+                  FREQ/1000000, (FREQ%1000000)/1000);
+        lcd_update();
+    } while(get_action(CONTEXT_STD, HZ) != ACTION_STD_CANCEL);
+
+    return false;
+}
+
+#ifdef FIIO_M3K
+extern bool dbg_fiiom3k_touchpad(void);
+extern bool axp173_debug_menu(void);
+#endif
+
+/* Menu definition */
+static const struct {
+    const char* name;
+    bool(*function)(void);
+} menuitems[] = {
+    {"Clocks", &dbg_clocks},
+    {"GPIOs", &dbg_gpios},
+    {"CPU idle", &dbg_cpuidle},
+    {"Audio", &dbg_audio},
+#ifdef FIIO_M3K
+    {"Touchpad", &dbg_fiiom3k_touchpad},
+    {"Power stats", &axp173_debug_menu},
+#endif
+};
+
+static int hw_info_menu_action_cb(int btn, struct gui_synclist* lists)
+{
+    if(btn == ACTION_STD_OK) {
+        int sel = gui_synclist_get_sel_pos(lists);
+        FOR_NB_SCREENS(i)
+            viewportmanager_theme_enable(i, false, NULL);
+
+        lcd_setfont(FONT_SYSFIXED);
+        lcd_set_foreground(LCD_WHITE);
+        lcd_set_background(LCD_BLACK);
+
+        if(menuitems[sel].function())
+            btn = SYS_USB_CONNECTED;
+        else
+            btn = ACTION_REDRAW;
+
+        lcd_setfont(FONT_UI);
+
+        FOR_NB_SCREENS(i)
+            viewportmanager_theme_undo(i, false);
+    }
+
+    return btn;
+}
+
+static const char* hw_info_menu_get_name(int item, void* data,
+                                         char* buffer, size_t buffer_len)
+{
+    (void)buffer;
+    (void)buffer_len;
+    (void)data;
+    return menuitems[item].name;
+}
+
+bool dbg_hw_info(void)
+{
+    struct simplelist_info info;
+    simplelist_info_init(&info, MODEL_NAME " debug menu",
+                         ARRAYLEN(menuitems), NULL);
+    info.action_callback = hw_info_menu_action_cb;
+    info.get_name = hw_info_menu_get_name;
+    return simplelist_show_list(&info);
+}
+
+bool dbg_ports(void)
+{
+    return false;
+}
+#endif