From f86d7bcd329012fab497e2360a9e7515d9cdf097 Mon Sep 17 00:00:00 2001
From: theseven <theseven@a1c6a512-1295-4272-9138-f99709370657>
Date: Thu, 11 Mar 2010 03:07:51 +0000
Subject: [PATCH] Nano2G __dbg_hw_info (courtesy of Franz-Josef Haider)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25111 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/target/arm/s5l8700/debug-s5l8700.c        | 118 +++++++++++++++++++--
 .../target/arm/s5l8700/ipodnano2g/lcd-nano2g.c     |   2 +-
 2 files changed, 109 insertions(+), 11 deletions(-)

diff --git a/firmware/target/arm/s5l8700/debug-s5l8700.c b/firmware/target/arm/s5l8700/debug-s5l8700.c
index 51321760e..fc8b58240 100644
--- a/firmware/target/arm/s5l8700/debug-s5l8700.c
+++ b/firmware/target/arm/s5l8700/debug-s5l8700.c
@@ -27,6 +27,13 @@
 #include "lcd.h"
 #include "font.h"
 #include "sprintf.h"
+#include "storage.h"
+#include "action.h"
+#ifdef IPOD_NANO2G
+#include "power.h"
+#include "pmu-target.h"
+#include "nand-target.h"
+#endif
 
 /*  Skeleton for adding target specific debug info to the debug menu
  */
@@ -35,35 +42,126 @@
         snprintf(buf, sizeof(buf), (a), ##varargs); lcd_puts(0,line++,buf); \
         } while(0)
 
+extern int lcd_type;
+extern uint32_t nand_type[4];
 
 bool __dbg_hw_info(void)
 {
     char buf[50];
     int line;
+    int i;
+#ifdef IPOD_NANO2G
+    unsigned int state;
+    const unsigned int max_states=2;
+    int nand_bank_count;
+    struct storage_info info;
+    const struct nand_device_info_type *nand_devicetype[4];
+    nand_get_info(&info);
+    nand_bank_count = 0;
+    for(i=0;i<4;i++)
+    {
+        nand_devicetype[i] = nand_get_device_type(i);
+	if(nand_devicetype[i] != NULL) nand_bank_count++;
+    }
+    state=0;
+#endif
 
     lcd_clear_display();
     lcd_setfont(FONT_SYSFIXED);
 
+    state=0;
+
     while(1)
     {
-        while(1)
-        {
         lcd_clear_display();
         line = 0;
-        
+
         /* _DEBUG_PRINTF statements can be added here to show debug info */
+#ifdef IPOD_NANO2G
+
+        if(state == 0)
+        {
+            _DEBUG_PRINTF("CPU:");
+            _DEBUG_PRINTF("current_tick: %d", (unsigned int)current_tick);
+            line++;
+
+            _DEBUG_PRINTF("LCD:");
+            _DEBUG_PRINTF("type: %d, %s", lcd_type, lcd_type ? "(7) LDS176" : "(2) ILI9320");
+            line++;
+
+            _DEBUG_PRINTF("NAND:");
+            _DEBUG_PRINTF("banks: %d",nand_bank_count);
+
+            for(i=0;i<4;i++)
+            {
+                if(nand_devicetype[i] != NULL)
+                {
+                    _DEBUG_PRINTF("bank: %d, id: %08X", i, (unsigned int)(*nand_devicetype[i]).id);
+                }
+            }
+
+            _DEBUG_PRINTF("sectors: %d", info.num_sectors);
+            _DEBUG_PRINTF("sector size: %d", info.sector_size);
+            _DEBUG_PRINTF("last disk activity: %d", (unsigned int)nand_last_disk_activity());
+        }
+        else if(state==1)
+        {
+            _DEBUG_PRINTF("PMU:");
+            for(i=0;i<7;i++)
+            {
+                if(i == 1)
+                {
+                    _DEBUG_PRINTF("ldo %d: %dmV (CLICKWHEEL)",i,900 + pmu_read(0x2d + (i << 1))*100);
+                }
+                else if(i == 3)
+                {
+                    _DEBUG_PRINTF("ldo %d: %dmV (AUDIO)",i,900 + pmu_read(0x2d + (i << 1))*100);
+                }
+                else if(i == 4)
+                {
+                    _DEBUG_PRINTF("ldo %d: %dmV (NAND)",i,900 + pmu_read(0x2d + (i << 1))*100);
+                }
+                else
+                {
+                    _DEBUG_PRINTF("ldo %d: %dmV",i,900 + pmu_read(0x2d + (i << 1))*100);
+                }
+            }
+            _DEBUG_PRINTF("cpu voltage: %dmV",625 + pmu_read(0x1e)*25);
+            _DEBUG_PRINTF("memory voltage: %dmV",625 + pmu_read(0x22)*25);
+            line++;
+            _DEBUG_PRINTF("charging: %s", charging_state() ? "true" : "false");
+            _DEBUG_PRINTF("backlight: %s", pmu_read(0x29) ? "on" : "off");
+            _DEBUG_PRINTF("brightness value: %d", pmu_read(0x28));
+        }
+        else
+        {
+            state=0;
+        }
+
+#else
         _DEBUG_PRINTF("__dbg_hw_info");
+#endif
 
-        lcd_update();
-        int btn = button_get_w_tmo(HZ/10);
-        if(btn == (DEBUG_CANCEL|BUTTON_REL))
-            goto end;
-        else if(btn == (BUTTON_PLAY|BUTTON_REL))
-            break;
+        lcd_update(); 
+        switch(get_action(CONTEXT_STD,HZ/20))
+        {
+            case ACTION_STD_PREV:
+                if(state!=0) state--;
+                break;
+
+            case ACTION_STD_NEXT:
+                if(state!=max_states-1)
+                {
+                    state++;
+                }
+                break;
+
+            case ACTION_STD_CANCEL:
+                lcd_setfont(FONT_UI);
+                return false;
         }
     }
 
-end:
     lcd_setfont(FONT_UI);
     return false;
 }
diff --git a/firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c b/firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c
index c430a327a..e29708f40 100644
--- a/firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c
+++ b/firmware/target/arm/s5l8700/ipodnano2g/lcd-nano2g.c
@@ -60,7 +60,7 @@
 
 /** globals **/
 
-static int lcd_type;
+int lcd_type; /* also needed in debug-s5l8700.c */
 static int xoffset; /* needed for flip */
 
 /** hardware access functions */
-- 
2.11.4.GIT