From 124227ae8876569607d14ab0b4b577215fb679b7 Mon Sep 17 00:00:00 2001
From: rob <rob@a1c6a512-1295-4272-9138-f99709370657>
Date: Mon, 10 Mar 2008 21:39:04 +0000
Subject: [PATCH] D2: Fix IRAM usage, but disable it for now as Tremor does not
 fit ('make zip' works now). Fix duplicate CONFIG_LCD value.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16623 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/app.lds                   | 15 ++++++++++++---
 firmware/export/config.h           |  4 ++--
 firmware/target/arm/tcc780x/crt0.S | 10 ++++++++++
 3 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/firmware/app.lds b/firmware/app.lds
index d2a9582a3..5850a35fe 100644
--- a/firmware/app.lds
+++ b/firmware/app.lds
@@ -261,7 +261,6 @@ SECTIONS
     .itcm :
     {
         _itcmstart = .;
-        *(.icode)
         _itcmend = .;
     } > ITCM AT> DRAM
 
@@ -270,13 +269,23 @@ SECTIONS
     .dtcm :
     {
         _dtcmstart = .;
-        *(.irodata)
-        *(.idata)
         _dtcmend = .;
     } > DTCM AT> DRAM
 
     _dtcmcopy = LOADADDR(.dtcm);
 
+    .iram :
+    {
+        _iramstart = .;
+        *(.irodata)
+        *(.idata)
+        *(.icode)
+        . = ALIGN(0x4);
+        _iramend = .;
+    } > SRAM AT> DRAM
+
+    _iramcopy = LOADADDR(.iram);
+    
     .ibss (NOLOAD) :
     {
         _iedata = .;
diff --git a/firmware/export/config.h b/firmware/export/config.h
index 12a6b1cac..c2033dfe2 100644
--- a/firmware/export/config.h
+++ b/firmware/export/config.h
@@ -114,9 +114,9 @@
 #define LCD_MROBE100 19 /* as used by Olympus M:Robe 100 */
 #define LCD_LOGIKDAX 20 /* as used by Logik DAX - SSD1815 */
 #define LCD_IAUDIO67 21 /* as used by iAudio 6/7 - unknown */
-#define LCD_COWOND2  21 /* as used by Cowon D2 - LTV250QV, TCC7801 driver */
 #define LCD_CREATIVEZVM 22 /* as used by Creative Zen Vision:M */
 #define LCD_TL0350A  23 /* as used by the iAudio M3 remote, treated as main LCD */
+#define LCD_COWOND2  24 /* as used by Cowon D2 - LTV250QV, TCC7801 driver */
 
 /* LCD_PIXELFORMAT */
 #define HORIZONTAL_PACKING 1
@@ -402,7 +402,7 @@
     defined(CPU_COLDFIRE) || /* Coldfire: core, plugins, codecs */ \
     defined(CPU_PP) ||  /* PortalPlayer: core, plugins, codecs */ \
     defined(CPU_TCC77X) ||  /* Telechips: core, plugins, codecs */ \
-    defined(CPU_TCC780X) || /* Telechips: core, plugins, codecs */ \
+    /*defined(CPU_TCC780X) || /. Telechips: core, plugins, codecs */ \
     (CONFIG_CPU == PNX0101))
 #define ICODE_ATTR      __attribute__ ((section(".icode")))
 #define ICONST_ATTR     __attribute__ ((section(".irodata")))
diff --git a/firmware/target/arm/tcc780x/crt0.S b/firmware/target/arm/tcc780x/crt0.S
index 6e092bcd8..af37b4081 100644
--- a/firmware/target/arm/tcc780x/crt0.S
+++ b/firmware/target/arm/tcc780x/crt0.S
@@ -133,6 +133,16 @@ copied_start:
     ldrhi  r5, [r4], #4
     strhi  r5, [r2], #4
     bhi    1b
+
+    /* Copy the IRAM (SRAM) */
+    ldr    r2, =_iramcopy
+    ldr    r3, =_iramstart
+    ldr    r4, =_iramend
+1:
+    cmp    r4, r3
+    ldrhi  r5, [r2], #4
+    strhi  r5, [r3], #4
+    bhi    1b
     
     /* Zero out IBSS */
     ldr    r2, =_iedata
-- 
2.11.4.GIT