* Patch by Hans-Joerg Frieden, 06 Dec 2002

  Fix misc problems with AmigaOne support

* Patch by Chris Hallinan, 3 Dec 2002:
  minor cleanup to the MPC8245 EPIC driver

* Patch by Pierre Aubert , 28 Nov 2002
  Add support for external (SIU) interrupts on MPC8xx

* Patch by Pierre Aubert , 28 Nov 2002
  Fix nested syscalls bug in standalone applications

* Patch by David Mller, 27 Nov 2002:
  fix output of "pciinfo" command for CardBus bridge devices.

* Fix bug in TQM8260 board detection - boards got stuck when board ID
  was not readable

CHANGELOG

@@ -2,6 +2,24 @@
 Changes since for U-Boot 0.1.0:
 ======================================================================
 
+* Patch by Hans-Joerg Frieden, 06 Dec 2002
+  Fix misc problems with AmigaOne support
+
+* Patch by Chris Hallinan, 3 Dec 2002:
+  minor cleanup to the MPC8245 EPIC driver
+
+* Patch by Pierre Aubert , 28 Nov 2002
+  Add support for external (SIU) interrupts on MPC8xx
+
+* Patch by Pierre Aubert , 28 Nov 2002
+  Fix nested syscalls bug in standalone applications
+
+* Patch by David Mller, 27 Nov 2002:
+  fix output of "pciinfo" command for CardBus bridge devices.
+
+* Fix bug in TQM8260 board detection - boards got stuck when board ID
+  was not readable
+
 * Add LED indication for IDE activity on KUP4K board
 
 * Fix startup problems with VFD display on TRAB

board/MAI/AmigaOneG3SE/AmigaOneG3SE.c

@@ -76,9 +76,8 @@ __asm(" .globl send_kb                                      \n
 
 int checkboard (void)
 {
-	printf ("AmigaOneG3SE\n");
-
-	return 1;
+	printf ("Board: AmigaOneG3SE\n");
+	return 0;
 }
 
 long initdram (int board_type)
@@ -88,9 +87,9 @@ long initdram (int board_type)
 
 
 
-void after_reloc (ulong dest_addr)
+void after_reloc (ulong dest_addr, gd_t *gd)
 {
-	DECLARE_GLOBAL_DATA_PTR;
+/* HJF:	DECLARE_GLOBAL_DATA_PTR; */
 
 	board_init_r (gd, dest_addr);
 }

board/MAI/AmigaOneG3SE/Makefile

@@ -35,13 +35,16 @@ AOBJS	= board_asm_init.o memio.o
 
 OBJS	= $(COBJS) $(AOBJS) 
 
-## FIXME !!!
-# EMUOBJS = ../bios_emulator/scitech/src/x86emu/*.o
+EMUDIR  = ../bios_emulator/scitech/src/x86emu/
+EMUOBJ  = $(EMUDIR)decode.o $(EMUDIR)ops2.o $(EMUDIR)fpu.o $(EMUDIR)prim_ops.o \
+		$(EMUDIR)ops.o $(EMUDIR)sys.o
+EMUSRC = $(EMUOBJ:.o=.c)
 
-
-$(LIB):	.depend $(OBJS) $(EMUOBJS)
+$(LIB):	.depend $(OBJS) $(EMUSRC) 
+	make libx86emu.a -C ../bios_emulator/scitech/src/x86emu -f makefile.uboot CROSS_COMPILE=$(CROSS_COMPILE)
 	-rm $(LIB)
-	$(AR) crv $@ $(OBJS) $(EMUOBJS)
+	$(AR) crv $@ $(OBJS) $(EMUOBJ)
+
 
 #########################################################################
 

board/MAI/AmigaOneG3SE/articiaS.c

@@ -82,8 +82,9 @@ static inline unsigned short NSto10PS (unsigned char spd_byte)
 
 long detect_sdram (uint8 * rom, int dimmNum, struct dimm_bank *banks)
 {
+    DECLARE_GLOBAL_DATA_PTR;
 	int dimm_address = (dimmNum == 0) ? SM_DIMM0_ADDR : SM_DIMM1_ADDR;
-	uint32 busclock = get_bus_freq (0);
+	uint32 busclock = gd->bus_clk;
 	uint32 memclock = busclock;
 	uint32 tmemclock = 1000000000 / (memclock / 100);
 	uint32 datawidth;
@@ -404,7 +405,7 @@ long articiaS_ram_init (void)
 	uint32 total_ram = 0;
 
 	struct dimm_bank banks[4];	/* FIXME: Move to initram */
-	uint32 busclock = get_bus_freq (0);
+	uint32 busclock = gd->bus_clk;
 	uint32 memclock = busclock;
 	uint32 reg32;
 	uint32 refresh_clocks;

board/MAI/AmigaOneG3SE/articiaS_pci.c

@@ -26,7 +26,7 @@
 #include "memio.h"
 #include "articiaS.h"
 
-//#define ARTICIA_PCI_DEBUG
+#undef ARTICIA_PCI_DEBUG
 
 #ifdef  ARTICIA_PCI_DEBUG
 #define PRINTF(fmt,args...)     printf (fmt ,##args)
@@ -512,7 +512,11 @@ int articiaS_init_vga (void)
 	PRINTF("Searching for class 0x%x on bus %d\n", classes[classnr], busnr);
 	/* Find the first of this class on this bus */
 	dev = pci_hose_find_class(&articiaS_hose, busnr, classes[classnr], 0);
-	if (dev != ~0) break;
+	if (dev != ~0) 
+	{
+	    PRINTF("Found VGA Card at %02x:%02x:%02x\n", PCI_BUS(dev), PCI_DEV(dev), PCI_FUNC(dev));
+	    break;
+	}
 	busnr++;
 	if (busnr > articiaS_hose.last_busno)
 	{
@@ -552,7 +556,7 @@ int articiaS_init_vga (void)
     /*
      * Now try to run the bios
      */
-
+    PRINTF("Trying to run bios now\n");
     if (execute_bios(dev, gd->relocaddr))
     {
 	printf("OK\n");

board/MAI/AmigaOneG3SE/config.mk

@@ -29,5 +29,5 @@ X86EMU =  -I../bios_emulator/scitech/include -I../bios_emulator/scitech/src/x86e
 
 TEXT_BASE = 0xfff00000
 
-PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -Wa,-mregnames -DEASTEREGG $(X86EMU) #-DDEBUG
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -Wa,-mregnames -DEASTEREGG $(X86EMU) -Dprintk=printf #-DDEBUG 
 

board/MAI/AmigaOneG3SE/video.c

@@ -474,13 +474,13 @@ void video_easteregg(void)
 }
 #endif
 
-extern bd_t *bd_global;
 extern block_dev_desc_t * ide_get_dev(int dev);
 extern char version_string[];
 
 void video_banner(void)
 {
     block_dev_desc_t *ide;
+    DECLARE_GLOBAL_DATA_PTR;
     int i;
     char *s;
     int maxdev;
@@ -513,8 +513,8 @@ void video_banner(void)
 	video_clear();
 	printf("%s\n\nCPU: ", version_string);
 	checkcpu();
-	printf("DRAM: %ld MB\n", bd_global->bi_memsize/(1024*1024));
-	printf("FSB: %ld MHz\n", bd_global->bi_busfreq/1000000);
+	printf("DRAM: %ld MB\n", gd->bd->bi_memsize/(1024*1024));
+	printf("FSB: %ld MHz\n", gd->bd->bi_busfreq/1000000);
 
 	printf("\n---- Disk summary ----\n");
 	for (i = 0; i < maxdev; i++)

board/MAI/bios_emulator/glue.c

@@ -271,9 +271,9 @@ int attempt_map_rom(pci_dev_t dev, void *copy_address)
     pci_write_config_dword(dev, PCI_ROM_ADDRESS, 0);
     pci_write_config_dword(dev, i, bar_backup);
 
-    /*  FIXME: */
-    bat_map(2, 0x80000000, 256*1024*1024);
-    show_bat_mapping();
+    /*  FIXME: Shouldn't be needed anymore*/
+    /* bat_map(2, 0x80000000, 256*1024*1024);
+       show_bat_mapping(); */
 
     /*
      * Since most cards can probably only do 16 bit IO addressing, we
@@ -436,7 +436,6 @@ int find_image(u32 rom_address, u32 rom_size, void **image, u32 *image_size)
 
 void show_bat_mapping(void)
 {
-#ifdef DEBUG
     u32 dbat0u, dbat0l, ibat0u, ibat0l;
     u32 dbat1u, dbat1l, ibat1u, ibat1l;
     u32 dbat2u, dbat2l, ibat2u, ibat2l;
@@ -477,7 +476,6 @@ void show_bat_mapping(void)
 	   dbat3u, dbat3l, ibat3u, ibat3l);
 
     printf("\nMSR: %08x   HID0: %08x   L2CR: %08x \n", msr,hid0, l2cr_reg);
-#endif
 }
 
 
@@ -485,44 +483,34 @@ void show_bat_mapping(void)
 void remove_init_data(void)
 {
     char *s;
-    u32 batl = ((CFG_SDRAM_BASE+0x100000) | BATL_PP_RW);
-    u32 batu =((CFG_SDRAM_BASE+0x100000) | BATU_BL_256M | BATU_VS | BATU_VP);
-#if 0	/* already done in board_init_r() */
-    void *data = (void *)(CFG_INIT_RAM_ADDR+CFG_INIT_DATA_OFFSET);
-    unsigned char data2[CFG_INIT_DATA_SIZE];
-
-    /*  Make a copy of the data */
-    memcpy(data2, data, CFG_INIT_DATA_SIZE);
-#endif /* 0 */
 
     /*  Invalidate and disable data cache */
     invalidate_l1_data_cache();
     dcache_disable();
 
-#if 0
-    /*  Copy to the real RAM address */
-    memcpy(data, data2, CFG_INIT_DATA_SIZE);
-#endif
-
-    /*printf("Before ICache enable\n");
-      show_bat_mapping();*/
-
-    __asm volatile ("isync        \n"
-		    "mtdbatu 2,%2 \n"
-		    "mtdbatl 2,%2 \n"
-	            "mtdbatu 1,%0 \n"
-		    "mtdbatl 1,%1 \n"
-		    "sync         \n"
-		    "isync        \n"
-		    : : "r" (batu), "r" (batl), "r" (0));
-
-    /* show_bat_mapping(); */
     s = getenv("x86_cache");
 
-    if (!s || (s && strcmp(s, "on")==0))
+    if (!s)
     {
 	icache_enable();
 	dcache_enable();
     }
+    else if (s)
+    {
+        if (strcmp(s, "dcache")==0)
+        {
+            dcache_enable();
+        }
+        else if (strcmp(s, "icache") == 0)
+        {
+            icache_enable();
+        }
+        else if (strcmp(s, "on")== 0 || strcmp(s, "both") == 0)
+        {
+            dcache_enable();
+            icache_enable();
+        }
+    }
 
+    /*   show_bat_mapping();*/
 }

board/MAI/bios_emulator/scitech/src/x86emu/makefile.uboot

+#############################################################################
+#
+#						Realmode X86 Emulator Library
+#
+#            	Copyright (C) 1996-1999 SciTech Software, Inc.
+#
+#  ========================================================================
+#
+#  Permission to use, copy, modify, distribute, and sell this software and
+#  its documentation for any purpose is hereby granted without fee,
+#  provided that the above copyright notice appear in all copies and that
+#  both that copyright notice and this permission notice appear in
+#  supporting documentation, and that the name of the authors not be used
+#  in advertising or publicity pertaining to distribution of the software
+#  without specific, written prior permission.  The authors makes no
+#  representations about the suitability of this software for any purpose.
+#  It is provided "as is" without express or implied warranty.
+#
+#  THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+#  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+#  EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+#  CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+#  USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+#  OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+#  PERFORMANCE OF THIS SOFTWARE.
+#
+#  ========================================================================
+#
+# Descripton:   Linux specific makefile for the x86emu library.
+#
+#############################################################################
+CC = $(CROSS_COMPILE)gcc
+AR = $(CROSS_COMPILE)ar
+TARGETLIB = libx86emu.a
+TARGETDEBUGLIB =libx86emud.a
+
+OBJS=\
+decode.o \
+fpu.o \
+ops.o \
+ops2.o \
+prim_ops.o \
+sys.o
+
+DEBUGOBJS=debug.d \
+          decode.d \
+	  fpu.d \
+	  ops.d \
+	  ops2.d \
+	  prim_ops.d \
+	  sys.d
+
+.SUFFIXES: .d
+
+all: $(TARGETLIB) $(TARGETDEBUGLIB)
+
+$(TARGETLIB): $(OBJS)
+	$(AR) rv $(TARGETLIB) $(OBJS)
+
+$(TARGETDEBUGLIB): $(DEBUGOBJS)
+	$(AR) rv $(TARGETDEBUGLIB) $(DEBUGOBJS)
+
+INCS   = -I. -Ix86emu -I../../include
+CFLAGS = -D__DRIVER__ -DFORCE_POST -D_CEXPORT= -DNO_LONG_LONG -Dprintk=printf -fsigned-char  -fomit-frame-pointer -mrelocatable -ffixed-r14 -meabi -mrelocatable -ffixed-r14 -meabi
+CDEBUGFLAGS = -DDEBUG
+
+.c.o:
+	$(CC) -g -O2 -Wall -c $(CFLAGS) $(INCS) $*.c
+
+.c.d:
+	$(CC) -g -O2 -Wall -c -o$*.d $(CFLAGS) $(CDEBUGFLAGS) $(INCS) $*.c
+
+.cpp.o:
+	$(CC) -c $(CFLAGS) $(INCS) $*.cpp
+
+clean:
+	rm -f *.a *.o *.d
+
+validate:	validate.o libx86emu.a
+	$(CC) -o validate validate.o -lx86emu -L.

board/MAI/bios_emulator/x86interface.c

@@ -398,9 +398,7 @@ int execute_bios(pci_dev_t gr_dev, void *reloc_addr)
     u8 cfg;
     int i;
     char c;
-#ifdef DEBUG
     char *s;
-#endif
 #ifdef EASTEREGG
     int easteregg_active = 0;
 #endif
@@ -409,6 +407,7 @@ int execute_bios(pci_dev_t gr_dev, void *reloc_addr)
     unsigned char *msg;
     unsigned char current_attr;
 
+    PRINTF("Trying to remove init data\n");
     remove_init_data();
     PRINTF("Removed init data from cache, now in RAM\n");
 
@@ -438,7 +437,7 @@ int execute_bios(pci_dev_t gr_dev, void *reloc_addr)
 	return 0;
     }
 
-#ifdef DEBUG
+#if 1 /*def DEBUG*/
     s = getenv("x86_ask_start");
     if (s)
     {
@@ -646,7 +645,7 @@ int execute_bios(pci_dev_t gr_dev, void *reloc_addr)
     if (getenv("x86_do_inout")) do_inout();
 #endif
 
-    dcache_disable();
+//FIXME:    dcache_disable();
     return 1;
 }
 

board/MAI/menu/cmd_menu.c

@@ -2,7 +2,7 @@
 #include <command.h>
 #include <cmd_menu.h>
 
-int do_menu( cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[] )
+int do_menu( cmd_tbl_t *cmdtp, /*bd_t *bd,*/ int flag, int argc, char *argv[] )
 {
 //    printf("<NOT YET IMPLEMENTED>\n");
     return 0;

board/hermes/u-boot.lds

@@ -56,11 +56,13 @@ SECTIONS
     /* WARNING - the following is hand-optimized to fit within	*/
     /* the sector layout of our flash chips!	XXX FIXME XXX	*/
 
-    cpu/mpc8xx/start.o	(.text)
-    common/dlmalloc.o	(.text)
-    lib_ppc/ppcstring.o	(.text)
-    cpu/mpc8xx/interrupts.o (.text)
+    cpu/mpc8xx/start.o		(.text)
+    common/dlmalloc.o		(.text)
+    cpu/mpc8xx/interrupts.o	(.text)
     lib_ppc/time.o		(.text)
+    lib_ppc/ticks.o		(.text)
+    lib_ppc/cache.o		(.text)
+    lib_generic/crc32.o		(.text)
     . = env_offset;
     common/environment.o(.text)
 

board/tqm8260/tqm8260.c

@@ -202,7 +202,7 @@ int checkboard (void)
 
 	if (!i || strncmp (str, "TQM8260", 7)) {
 		puts ("### No HW ID - assuming TQM8260\n");
-		return (1);
+		return (0);
 	}
 
 	puts (str);

board/trab/vfd.c

@@ -344,7 +344,7 @@ int drv_vfd_init(void)
 	DECLARE_GLOBAL_DATA_PTR;
 
 	if (vfd_init_done != 0)
-		return;
+		return (0);
 	vfd_init_done = 1;
 
 	vfdbase = gd->fb_base;

common/cmd_pci.c

@@ -205,9 +205,27 @@ void pci_header_show(pci_dev_t dev)
 	PRINT ("  header type =                 0x%.2x\n", byte, PCI_HEADER_TYPE);
 	PRINT ("  BIST =                        0x%.2x\n", byte, PCI_BIST);
 	PRINT ("  base address 0 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_0);
-	PRINT ("  base address 1 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_1);
 
-	if (header_type & 0x01) {		/* PCI-to-PCI bridge */
+	switch (header_type & 0x03) {
+	case PCI_HEADER_TYPE_NORMAL:	/* "normal" PCI device */
+		PRINT ("  base address 1 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_1);
+		PRINT ("  base address 2 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_2);
+		PRINT ("  base address 3 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_3);
+		PRINT ("  base address 4 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_4);
+		PRINT ("  base address 5 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_5);
+		PRINT ("  cardBus CIS pointer =         0x%.8x\n", dword, PCI_CARDBUS_CIS);
+		PRINT ("  sub system vendor ID =        0x%.4x\n", word, PCI_SUBSYSTEM_VENDOR_ID);
+		PRINT ("  sub system ID =               0x%.4x\n", word, PCI_SUBSYSTEM_ID);
+		PRINT ("  expansion ROM base address =  0x%.8x\n", dword, PCI_ROM_ADDRESS);
+		PRINT ("  interrupt line =              0x%.2x\n", byte, PCI_INTERRUPT_LINE);
+		PRINT ("  interrupt pin =               0x%.2x\n", byte, PCI_INTERRUPT_PIN);
+		PRINT ("  min Grant =                   0x%.2x\n", byte, PCI_MIN_GNT);
+		PRINT ("  max Latency =                 0x%.2x\n", byte, PCI_MAX_LAT);
+		break;
+		
+	case PCI_HEADER_TYPE_BRIDGE:	/* PCI-to-PCI bridge */
+
+		PRINT ("  base address 1 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_1);
 		PRINT ("  primary bus number =          0x%.2x\n", byte, PCI_PRIMARY_BUS);
 		PRINT ("  secondary bus number =        0x%.2x\n", byte, PCI_SECONDARY_BUS);
 		PRINT ("  subordinate bus number =      0x%.2x\n", byte, PCI_SUBORDINATE_BUS);
@@ -227,19 +245,39 @@ void pci_header_show(pci_dev_t dev)
 		PRINT ("  interrupt line =              0x%.2x\n", byte, PCI_INTERRUPT_LINE);
 		PRINT ("  interrupt pin =               0x%.2x\n", byte, PCI_INTERRUPT_PIN);
 		PRINT ("  bridge control =              0x%.4x\n", word, PCI_BRIDGE_CONTROL);
-    } else {					/* PCI device */
-		PRINT("  base address 2 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_2);
-		PRINT("  base address 3 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_3);
-		PRINT("  base address 4 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_4);
-		PRINT("  base address 5 =              0x%.8x\n", dword, PCI_BASE_ADDRESS_5);
-		PRINT("  cardBus CIS pointer =         0x%.8x\n", dword, PCI_CARDBUS_CIS);
-		PRINT("  sub system vendor ID =        0x%.4x\n", word, PCI_SUBSYSTEM_VENDOR_ID);
-		PRINT("  sub system ID =               0x%.4x\n", word, PCI_SUBSYSTEM_ID);
-		PRINT("  expansion ROM base address =  0x%.8x\n", dword, PCI_ROM_ADDRESS);
-		PRINT("  interrupt line =              0x%.2x\n", byte, PCI_INTERRUPT_LINE);
-		PRINT("  interrupt pin =               0x%.2x\n", byte, PCI_INTERRUPT_PIN);
-		PRINT("  min Grant =                   0x%.2x\n", byte, PCI_MIN_GNT);
-		PRINT("  max Latency =                 0x%.2x\n", byte, PCI_MAX_LAT);
+		break;
+
+	case PCI_HEADER_TYPE_CARDBUS:	/* PCI-to-CardBus bridge */
+
+		PRINT ("  capabilities =                0x%.2x\n", byte, PCI_CB_CAPABILITY_LIST);
+		PRINT ("  secondary status =            0x%.4x\n", word, PCI_CB_SEC_STATUS);
+		PRINT ("  primary bus number =          0x%.2x\n", byte, PCI_CB_PRIMARY_BUS);
+		PRINT ("  CardBus number =              0x%.2x\n", byte, PCI_CB_CARD_BUS);
+		PRINT ("  subordinate bus number =      0x%.2x\n", byte, PCI_CB_SUBORDINATE_BUS);
+		PRINT ("  CardBus latency timer =       0x%.2x\n", byte, PCI_CB_LATENCY_TIMER);		
+		PRINT ("  CardBus memory base 0 =       0x%.8x\n", dword, PCI_CB_MEMORY_BASE_0);
+		PRINT ("  CardBus memory limit 0 =      0x%.8x\n", dword, PCI_CB_MEMORY_LIMIT_0);
+		PRINT ("  CardBus memory base 1 =       0x%.8x\n", dword, PCI_CB_MEMORY_BASE_1);
+		PRINT ("  CardBus memory limit 1 =      0x%.8x\n", dword, PCI_CB_MEMORY_LIMIT_1);
+		PRINT ("  CardBus IO base 0 =           0x%.4x\n", word, PCI_CB_IO_BASE_0);
+		PRINT ("  CardBus IO base high 0 =      0x%.4x\n", word, PCI_CB_IO_BASE_0_HI);
+		PRINT ("  CardBus IO limit 0 =          0x%.4x\n", word, PCI_CB_IO_LIMIT_0);
+		PRINT ("  CardBus IO limit high 0 =     0x%.4x\n", word, PCI_CB_IO_LIMIT_0_HI);
+		PRINT ("  CardBus IO base 1 =           0x%.4x\n", word, PCI_CB_IO_BASE_1);
+		PRINT ("  CardBus IO base high 1 =      0x%.4x\n", word, PCI_CB_IO_BASE_1_HI);
+		PRINT ("  CardBus IO limit 1 =          0x%.4x\n", word, PCI_CB_IO_LIMIT_1);
+		PRINT ("  CardBus IO limit high 1 =     0x%.4x\n", word, PCI_CB_IO_LIMIT_1_HI);
+		PRINT ("  interrupt line =              0x%.2x\n", byte, PCI_INTERRUPT_LINE);
+		PRINT ("  interrupt pin =               0x%.2x\n", byte, PCI_INTERRUPT_PIN);
+		PRINT ("  bridge control =              0x%.4x\n", word, PCI_CB_BRIDGE_CONTROL);
+		PRINT ("  subvendor ID =                0x%.4x\n", word, PCI_CB_SUBSYSTEM_VENDOR_ID);
+		PRINT ("  subdevice ID =                0x%.4x\n", word, PCI_CB_SUBSYSTEM_ID);
+		PRINT ("  PC Card 16bit base address =  0x%.8x\n", dword, PCI_CB_LEGACY_MODE_BASE);
+		break;
+		
+	default:
+		printf("unknown header\n");
+		break;	
     }
 
 #undef PRINT

common/env_common.c

@@ -156,6 +156,21 @@ static uchar env_get_char_init (int index)
 	return (c);
 }
 
+#ifdef CONFIG_AMIGAONEG3SE
+uchar env_get_char_memory (int index)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+	uchar retval;
+	enable_nvram();
+	if (gd->env_valid) {
+		retval = ( *((uchar *)(gd->env_addr + index)) );
+	} else {
+		retval = ( default_environment[index] );
+	}
+	disable_nvram();
+	return retval;
+}
+#else
 uchar env_get_char_memory (int index)
 {
 	DECLARE_GLOBAL_DATA_PTR;
@@ -166,6 +181,7 @@ uchar env_get_char_memory (int index)
 		return ( default_environment[index] );
 	}
 }
+#endif
 
 uchar *env_get_addr (int index)
 {

common/env_nvram.c

@@ -66,7 +66,25 @@ extern int default_environment_size;
 extern uchar (*env_get_char)(int);
 extern uchar env_get_char_memory (int index);
 
+#ifdef CONFIG_AMIGAONEG3SE
+uchar env_get_char_spec (int index)
+{
+#ifdef CFG_NVRAM_ACCESS_ROUTINE
+	uchar c;
+
+	nvram_read(&c, CFG_ENV_ADDR+index, 1);
 
+	return c;
+#else
+	DECLARE_GLOBAL_DATA_PTR;
+	uchar retval;
+	enable_nvram();
+	retval = *((uchar *)(gd->env_addr + index));
+	disable_nvram();
+	return retval;
+#endif
+}
+#else
 uchar env_get_char_spec (int index)
 {
 #ifdef CFG_NVRAM_ACCESS_ROUTINE
@@ -81,6 +99,7 @@ uchar env_get_char_spec (int index)
 	return *((uchar *)(gd->env_addr + index));
 #endif
 }
+#endif
 
 void env_relocate_spec (void)
 {
@@ -94,12 +113,18 @@ void env_relocate_spec (void)
 int saveenv (void)
 {
 	int rcode = 0;
-
+#ifdef CONFIG_AMIGAONEG3SE
+	enable_nvram();
+#endif
 #ifdef CFG_NVRAM_ACCESS_ROUTINE
 	nvram_write(CFG_ENV_ADDR, env_ptr, CFG_ENV_SIZE);
 #else
 	if (memcpy ((char *)CFG_ENV_ADDR, env_ptr, CFG_ENV_SIZE) == NULL)
 		    rcode = 1 ;
+#endif
+#ifdef CONFIG_AMIGAONEG3SE
+	udelay(10000);
+	disable_nvram();
 #endif
 	return rcode;
 }
@@ -113,7 +138,9 @@ int saveenv (void)
 int env_init (void)
 {
 	DECLARE_GLOBAL_DATA_PTR;
-
+#ifdef CONFIG_AMIGAONEG3SE
+	enable_nvram();
+#endif
 #if defined(CFG_NVRAM_ACCESS_ROUTINE)
 	ulong crc;
 	uchar data[ENV_SIZE];
@@ -131,7 +158,9 @@ int env_init (void)
 		gd->env_addr  = (ulong)&default_environment[0];
 		gd->env_valid = 0;
 	}
-
+#ifdef CONFIG_AMIGAONEG3SE
+	disable_nvram();
+#endif
 	return (0);
 }
 

cpu/74xx_7xx/start.S

@@ -177,7 +177,14 @@ SystemCall:
 	add	r11,r11,r0
 	lwz	r11,0(r11)
 
-	li	r12,0xd00-4*3		/* save LR & SRRx */
+	li	r20,0xd00-4		/* Get stack pointer */
+	lwz	r12,0(r20)
+	subi	r12,r12,12		/* Adjust stack pointer */
+	li	r0,0xc00+_end_back-SystemCall
+	cmplw	0, r0, r12		/* Check stack overflow */
+	bgt	1f
+	stw	r12,0(r20)
+
 	mflr	r0
 	stw	r0,0(r12)
 	mfspr	r0,SRR0
@@ -202,7 +209,9 @@ _back:
 	mtmsr	r11
 	SYNC
 
-	li	r12,0xd00-4*3		/* restore regs */
+	li	r12,0xd00-4		/* restore regs */
+	lwz	r12,0(r12)
+
 	lwz	r11,0(r12)
 	mtlr	r11
 	lwz	r11,4(r12)
@@ -210,8 +219,13 @@ _back:
 	lwz	r11,8(r12)
 	mtspr	SRR1,r11
 
+	addi	r12,r12,12		/* Adjust stack pointer */
+	li	r20,0xd00-4
+	stw	r12,0(r20)
+
 	SYNC
 	rfi
+_end_back: