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 Müller, 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
int checkboard (void)
{
- printf ("AmigaOneG3SE\n");
-
- return 1;
+ printf ("Board: AmigaOneG3SE\n");
+ return 0;
}
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);
}
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) $(EMUOBJ)
+
#########################################################################
long detect_sdram (uint8 * rom, int dimmNum, struct dimm_bank *banks)
{
+ DECLARE_GLOBAL_DATA_PTR;
int dimm_address = (dimmNum == 0) ? SM_DIMM0_ADDR : SM_DIMM1_ADDR;
- uint32 busclock = get_bus_freq (0);
+ uint32 busclock = gd->bus_clk;
uint32 memclock = busclock;
uint32 tmemclock = 1000000000 / (memclock / 100);
uint32 datawidth;
uint32 total_ram = 0;
struct dimm_bank banks[4]; /* FIXME: Move to initram */
- uint32 busclock = get_bus_freq (0);
+ uint32 busclock = gd->bus_clk;
uint32 memclock = busclock;
uint32 reg32;
uint32 refresh_clocks;
#include "memio.h"
#include "articiaS.h"
-//#define ARTICIA_PCI_DEBUG
+#undef ARTICIA_PCI_DEBUG
#ifdef ARTICIA_PCI_DEBUG
#define PRINTF(fmt,args...) printf (fmt ,##args)
PRINTF("Searching for class 0x%x on bus %d\n", classes[classnr], busnr);
/* Find the first of this class on this bus */
dev = pci_hose_find_class(&articiaS_hose, busnr, classes[classnr], 0);
- if (dev != ~0) break;
+ if (dev != ~0)
+ {
+ PRINTF("Found VGA Card at %02x:%02x:%02x\n", PCI_BUS(dev), PCI_DEV(dev), PCI_FUNC(dev));
+ break;
+ }
busnr++;
if (busnr > articiaS_hose.last_busno)
{
/*
* Now try to run the bios
*/
-
+ PRINTF("Trying to run bios now\n");
if (execute_bios(dev, gd->relocaddr))
{
printf("OK\n");
TEXT_BASE = 0xfff00000
-PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -Wa,-mregnames -DEASTEREGG $(X86EMU) #-DDEBUG
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -Wa,-mregnames -DEASTEREGG $(X86EMU) -Dprintk=printf #-DDEBUG
}
#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;
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++)
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
void show_bat_mapping(void)
{
-#ifdef DEBUG
u32 dbat0u, dbat0l, ibat0u, ibat0l;
u32 dbat1u, dbat1l, ibat1u, ibat1l;
u32 dbat2u, dbat2l, ibat2u, ibat2l;
dbat3u, dbat3l, ibat3u, ibat3l);
printf("\nMSR: %08x HID0: %08x L2CR: %08x \n", msr,hid0, l2cr_reg);
-#endif
}
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();*/
}
--- /dev/null
+#############################################################################
+#
+# 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.
u8 cfg;
int i;
char c;
-#ifdef DEBUG
char *s;
-#endif
#ifdef EASTEREGG
int easteregg_active = 0;
#endif
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");
return 0;
}
-#ifdef DEBUG
+#if 1 /*def DEBUG*/
s = getenv("x86_ask_start");
if (s)
{
if (getenv("x86_do_inout")) do_inout();
#endif
- dcache_disable();
+//FIXME: dcache_disable();
return 1;
}
#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;
/* 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)
if (!i || strncmp (str, "TQM8260", 7)) {
puts ("### No HW ID - assuming TQM8260\n");
- return (1);
+ return (0);
}
puts (str);
DECLARE_GLOBAL_DATA_PTR;
if (vfd_init_done != 0)
- return;
+ return (0);
vfd_init_done = 1;
vfdbase = gd->fb_base;
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);
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
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;
return ( default_environment[index] );
}
}
+#endif
uchar *env_get_addr (int index)
{
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
return *((uchar *)(gd->env_addr + index));
#endif
}
+#endif
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;
}
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];
gd->env_addr = (ulong)&default_environment[0];
gd->env_valid = 0;
}
-
+#ifdef CONFIG_AMIGAONEG3SE
+ disable_nvram();
+#endif
return (0);
}
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
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)
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:
STD_EXCEPTION(0xd00, SingleStep, UnknownException)
bne 5b
6:
mr r3, r10 /* Destination Address */
+#ifdef CONFIG_AMIGAONEG3SE
+ mr r4, r9 /* Use RAM copy of the global data */
+#endif
bl after_reloc
/* not reached - end relocate_code */
#define EPIC_PROC_INT_ACK_REG (EPIC_EUMBBAR + 0x200a0)/* Int. acknowledge */
#define EPIC_PROC_EOI_REG (EPIC_EUMBBAR + 0x200b0)/* End of interrupt */
+#define EPIC_VEC_PRI_MASK 0x80000000 /* Mask Interrupt bit in IVPR */
+#define EPIC_VEC_PRI_DFLT_PRI 8 /* Interrupt Priority in IVPR */
+
/* Error code */
#define OK 0
tmp = sysEUMBBARRead(EPIC_GLOBAL_REG);
tmp |= 0xa0000000; /* Set the Global Conf. register */
sysEUMBBARWrite(EPIC_GLOBAL_REG, tmp);
+ /*
+ * Wait for EPIC to reset - CLH
+ */
+ while( (sysEUMBBARRead(EPIC_GLOBAL_REG) & 0x80000000) == 1);
sysEUMBBARWrite(EPIC_GLOBAL_REG, 0x20000000);
tmp = sysEUMBBARRead(EPIC_INT_CONF_REG); /* Read interrupt conf. reg */
sysEUMBBARWrite(EPIC_INT_CONF_REG, tmp);
}
- while (epicIntAck() != 0xff); /* Clear all pending interrupts */
+ while (epicIntAck() != 0xff) /* Clear all pending interrupts */
+ epicEOI();
}
/****************************************************************************
*
* RETURNS: None
*/
-void epicIntEnable
- (
- int intVec /* Interrupt Vector Number */
- )
- {
+void epicIntEnable(int intVec)
+{
ULONG tmp;
ULONG srAddr;
srAddr = SrcVecTable[intVec].srcAddr; /* Retrieve src Vec/Prio register */
tmp = sysEUMBBARRead(srAddr);
- tmp &= 0x7fffffff; /* Clear the mask bit */
+ tmp &= ~EPIC_VEC_PRI_MASK; /* Clear the mask bit */
+ tmp |= (EPIC_VEC_PRI_DFLT_PRI << 16); /* Set priority to Default - CLH */
+ tmp |= intVec; /* Set Vector number */
sysEUMBBARWrite(srAddr, tmp);
+
return;
}
*/
epicInit (EPIC_DIRECT_IRQ, 0);
+ /* EPIC won't generate INT unless Current Task Pri < 15 */
+ epicCurTaskPrioSet(0);
set_dec (decrementer_count);
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
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)
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:
STD_EXCEPTION(EXC_OFF_TRACE, SingleStep, UnknownException)
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
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)
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:
STD_EXCEPTION(0xd00, SingleStep, UnknownException)
#include <asm/processor.h>
#include <commproc.h>
-/****************************************************************************/
+/************************************************************************/
-unsigned decrementer_count; /* count value for 1e6/HZ microseconds */
+unsigned decrementer_count; /* count value for 1e6/HZ microseconds */
-/****************************************************************************/
+/************************************************************************/
/*
* CPM interrupt vector functions.
*/
-struct cpm_action {
- interrupt_handler_t *handler;
- void *arg;
+struct interrupt_action {
+ interrupt_handler_t *handler;
+ void *arg;
};
-static struct cpm_action cpm_vecs[CPMVEC_NR];
+static struct interrupt_action cpm_vecs[CPMVEC_NR];
+static struct interrupt_action irq_vecs[NR_IRQS];
static void cpm_interrupt_init (void);
-static void cpm_interrupt(int irq, struct pt_regs * regs);
+static void cpm_interrupt (void *regs);
-/****************************************************************************/
+/************************************************************************/
-static __inline__ unsigned long get_msr(void)
+static __inline__ unsigned long get_msr (void)
{
- unsigned long msr;
+ unsigned long msr;
- asm volatile("mfmsr %0" : "=r" (msr) :);
- return msr;
+ asm volatile ("mfmsr %0":"=r" (msr):);
+
+ return msr;
}
-static __inline__ void set_msr(unsigned long msr)
+static __inline__ void set_msr (unsigned long msr)
{
- asm volatile("mtmsr %0" : : "r" (msr));
+ asm volatile ("mtmsr %0"::"r" (msr));
}
-static __inline__ unsigned long get_dec(void)
+static __inline__ unsigned long get_dec (void)
{
- unsigned long val;
+ unsigned long val;
+
+ asm volatile ("mfdec %0":"=r" (val):);
- asm volatile("mfdec %0" : "=r" (val) :);
- return val;
+ return val;
}
-static __inline__ void set_dec(unsigned long val)
+static __inline__ void set_dec (unsigned long val)
{
- asm volatile("mtdec %0" : : "r" (val));
+ asm volatile ("mtdec %0"::"r" (val));
}
void enable_interrupts (void)
{
- set_msr (get_msr() | MSR_EE);
+ set_msr (get_msr () | MSR_EE);
}
/* returns flag if MSR_EE was set before */
int disable_interrupts (void)
{
- ulong msr = get_msr();
+ ulong msr = get_msr ();
+
set_msr (msr & ~MSR_EE);
return ((msr & MSR_EE) != 0);
}
-/****************************************************************************/
+/************************************************************************/
-int interrupt_init(void)
+int interrupt_init (void)
{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
- decrementer_count = get_tbclk() / CFG_HZ;
+ decrementer_count = get_tbclk () / CFG_HZ;
- cpm_interrupt_init();
+ /* disable all interrupts */
+ immr->im_siu_conf.sc_simask = 0;
- /* disable all interrupts except for the CPM interrupt */
- immr->im_siu_conf.sc_simask = 1 << (31-CPM_INTERRUPT);
+ /* Configure CPM interrupts */
+ cpm_interrupt_init ();
set_dec (decrementer_count);
- set_msr (get_msr() | MSR_EE);
+ set_msr (get_msr () | MSR_EE);
return (0);
}
-/****************************************************************************/
+/************************************************************************/
/*
* Handle external interrupts
*/
-void external_interrupt(struct pt_regs *regs)
+void external_interrupt (struct pt_regs *regs)
{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- int irq;
- ulong simask, newmask;
- ulong vec, v_bit;
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+ int irq;
+ ulong simask, newmask;
+ ulong vec, v_bit;
/*
* read the SIVEC register and shift the bits down
newmask = simask & (~(0xFFFF0000 >> irq));
immr->im_siu_conf.sc_simask = newmask;
- if (!(irq & 0x1)) { /* External Interrupt ? */
+ if (!(irq & 0x1)) { /* External Interrupt ? */
ulong siel;
+
/*
* Read Interrupt Edge/Level Register
*/
siel = immr->im_siu_conf.sc_siel;
- if (siel & v_bit) { /* edge triggered interrupt ? */
+ if (siel & v_bit) { /* edge triggered interrupt ? */
/*
* Rewrite SIPEND Register to clear interrupt
*/
}
}
- switch (irq) {
- case CPM_INTERRUPT:
- cpm_interrupt (irq, regs);
- break;
- default:
+ if (irq_vecs[irq].handler != NULL) {
+ irq_vecs[irq].handler (irq_vecs[irq].arg);
+ } else {
printf ("\nBogus External Interrupt IRQ %d Vector %ld\n",
- irq, vec);
+ irq, vec);
/* turn off the bogus interrupt to avoid it from now */
simask &= ~v_bit;
- break;
}
-
/*
* Re-Enable old Interrupt Mask
*/
immr->im_siu_conf.sc_simask = simask;
}
-/****************************************************************************/
+/************************************************************************/
/*
* CPM interrupt handler
*/
-static void
-cpm_interrupt(int irq, struct pt_regs * regs)
+static void cpm_interrupt (void *regs)
{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
- uint vec;
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+ uint vec;
/*
* Get the vector by setting the ACK bit
vec >>= 11;
if (cpm_vecs[vec].handler != NULL) {
- (*cpm_vecs[vec].handler)(cpm_vecs[vec].arg);
+ (*cpm_vecs[vec].handler) (cpm_vecs[vec].arg);
} else {
immr->im_cpic.cpic_cimr &= ~(1 << vec);
printf ("Masking bogus CPM interrupt vector 0x%x\n", vec);
}
/*
- * After servicing the interrupt, we have to remove the status indicator.
+ * After servicing the interrupt,
+ * we have to remove the status indicator.
*/
immr->im_cpic.cpic_cisr |= (1 << vec);
}
* to do is ACK it and return. This is a no-op function so we don't
* need any special tests in the interrupt handler.
*/
-static void
-cpm_error_interrupt (void *dummy)
+static void cpm_error_interrupt (void *dummy)
{
}
-/****************************************************************************/
-
+/************************************************************************/
/*
- * Install and free a CPM interrupt handler.
+ * Install and free an interrupt handler
*/
-
-void
-irq_install_handler(int vec, interrupt_handler_t *handler, void *arg)
+void irq_install_handler (int vec, interrupt_handler_t * handler,
+ void *arg)
{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
-
- if (cpm_vecs[vec].handler != NULL) {
- printf ("CPM interrupt 0x%x replacing 0x%x\n",
- (uint)handler, (uint)cpm_vecs[vec].handler);
- }
- cpm_vecs[vec].handler = handler;
- cpm_vecs[vec].arg = arg;
- immr->im_cpic.cpic_cimr |= (1 << vec);
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+
+ if ((vec & CPMVEC_OFFSET) != 0) {
+ /* CPM interrupt */
+ vec &= 0xffff;
+ if (cpm_vecs[vec].handler != NULL) {
+ printf ("CPM interrupt 0x%x replacing 0x%x\n",
+ (uint) handler,
+ (uint) cpm_vecs[vec].handler);
+ }
+ cpm_vecs[vec].handler = handler;
+ cpm_vecs[vec].arg = arg;
+ immr->im_cpic.cpic_cimr |= (1 << vec);
+#if 0
+ printf ("Install CPM interrupt for vector %d ==> %p\n",
+ vec, handler);
+#endif
+ } else {
+ /* SIU interrupt */
+ if (irq_vecs[vec].handler != NULL) {
+ printf ("SIU interrupt %d 0x%x replacing 0x%x\n",
+ vec,
+ (uint) handler,
+ (uint) cpm_vecs[vec].handler);
+ }
+ irq_vecs[vec].handler = handler;
+ irq_vecs[vec].arg = arg;
+ immr->im_siu_conf.sc_simask |= 1 << (31 - vec);
#if 0
- printf ("Install CPM interrupt for vector %d ==> %p\n", vec, handler);
+ printf ("Install SIU interrupt for vector %d ==> %p\n",
+ vec, handler);
#endif
+ }
}
-void
-irq_free_handler(int vec)
+void irq_free_handler (int vec)
{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+
+ if ((vec & CPMVEC_OFFSET) != 0) {
+ /* CPM interrupt */
+ vec &= 0xffff;
+#if 0
+ printf ("Free CPM interrupt for vector %d ==> %p\n",
+ vec, cpm_vecs[vec].handler);
+#endif
+ immr->im_cpic.cpic_cimr &= ~(1 << vec);
+ cpm_vecs[vec].handler = NULL;
+ cpm_vecs[vec].arg = NULL;
+ } else {
+ /* SIU interrupt */
#if 0
- printf ("Free CPM interrupt for vector %d ==> %p\n",
- vec, cpm_vecs[vec].handler);
+ printf ("Free CPM interrupt for vector %d ==> %p\n",
+ vec, cpm_vecs[vec].handler);
#endif
- immr->im_cpic.cpic_cimr &= ~(1 << vec);
- cpm_vecs[vec].handler = NULL;
- cpm_vecs[vec].arg = NULL;
+ immr->im_siu_conf.sc_simask &= ~(1 << (31 - vec));
+ irq_vecs[vec].handler = NULL;
+ irq_vecs[vec].arg = NULL;
+ }
}
-/****************************************************************************/
+/************************************************************************/
-static void
-cpm_interrupt_init (void)
+static void cpm_interrupt_init (void)
{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
/*
* Initialize the CPM interrupt controller.
*/
immr->im_cpic.cpic_cicr =
- ( CICR_SCD_SCC4 |
- CICR_SCC_SCC3 |
- CICR_SCB_SCC2 |
- CICR_SCA_SCC1 ) | ((CPM_INTERRUPT/2) << 13) | CICR_HP_MASK;
+ (CICR_SCD_SCC4 |
+ CICR_SCC_SCC3 |
+ CICR_SCB_SCC2 |
+ CICR_SCA_SCC1) | ((CPM_INTERRUPT / 2) << 13) | CICR_HP_MASK;
immr->im_cpic.cpic_cimr = 0;
/*
* Install the error handler.
*/
- irq_install_handler(CPMVEC_ERROR, cpm_error_interrupt, NULL);
+ irq_install_handler (CPMVEC_ERROR, cpm_error_interrupt, NULL);
immr->im_cpic.cpic_cicr |= CICR_IEN;
+
+ /*
+ * Install the cpm interrupt handler
+ */
+ irq_install_handler (CPM_INTERRUPT, cpm_interrupt, NULL);
}
-/****************************************************************************/
+/************************************************************************/
volatile ulong timestamp = 0;
* with interrupts disabled.
* Trivial implementation - no need to be really accurate.
*/
-void timer_interrupt(struct pt_regs *regs)
+void timer_interrupt (struct pt_regs *regs)
{
- volatile immap_t *immr = (immap_t *)CFG_IMMR;
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+
#ifdef CONFIG_STATUS_LED
- extern void status_led_tick (ulong);
+ extern void status_led_tick (ulong);
#endif
#if 0
printf ("*** Timer Interrupt *** ");
#endif
/* Reset Timer Expired and Timers Interrupt Status */
immr->im_clkrstk.cark_plprcrk = KAPWR_KEY;
- __asm__("nop");
+ __asm__ ("nop");
immr->im_clkrst.car_plprcr |= PLPRCR_TEXPS | PLPRCR_TMIST;
/* Restore Decrementer Count */
set_dec (decrementer_count);
#ifdef CONFIG_STATUS_LED
status_led_tick (timestamp);
-#endif /* CONFIG_STATUS_LED */
+#endif /* CONFIG_STATUS_LED */
#if defined(CONFIG_WATCHDOG) || defined(CFG_CMA_LCD_HEARTBEAT)
-
/*
* The shortest watchdog period of all boards (except LWMON)
* is approx. 1 sec, thus re-trigger watchdog at least
#endif
#if defined(CFG_CMA_LCD_HEARTBEAT)
- extern void lcd_heartbeat(void);
- lcd_heartbeat();
+ extern void lcd_heartbeat (void);
+
+ lcd_heartbeat ();
#endif /* CFG_CMA_LCD_HEARTBEAT */
#if defined(CONFIG_WATCHDOG)
- reset_8xx_watchdog(immr);
+ reset_8xx_watchdog (immr);
#endif /* CONFIG_WATCHDOG */
}
-
#endif /* CONFIG_WATCHDOG || CFG_CMA_LCD_HEARTBEAT */
}
-/****************************************************************************/
+/************************************************************************/
void reset_timer (void)
{
timestamp = t;
}
-/****************************************************************************/
+/************************************************************************/
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
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)
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:
STD_EXCEPTION(0xd00, SingleStep, UnknownException)
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
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)
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:
STD_EXCEPTION(0xd00, SingleStep, UnknownException)
tid_8xx_cpmtimer_t hw;
tid_8xx_cpmtimer_t *hwp = &hw;
int c;
+ int running;
/* Pointer to CPM Timer structure */
cpmtimerp = &((immap_t *) gd->bd->bi_immr_base)->im_cpmtimer;
*hwp->terp = (CPMT_EVENT_CAP | CPMT_EVENT_REF);
mon_printf (usage);
+ running = 0;
while ((c = mon_getc()) != 'q') {
if (c == 'b') {
/* enable timer */
*hwp->tgcrp |= (CPMT_GCR_RST << TID_TIMER_ID);
+ running = 1;
#ifdef DEBUG
mon_printf ("tgcr=0x%x, tmr=0x%x, trr=0x%x,"
mon_printf ("Stopping timer\n");
*hwp->tgcrp &= ~(CPMT_GCR_MASK << TID_TIMER_ID);
+ running = 0;
#ifdef DEBUG
mon_printf ("tgcr=0x%x, tmr=0x%x, trr=0x%x,"
}
mon_printf (usage);
}
+ if (running) {
+ mon_printf ("Stopping timer\n");
+ *hwp->tgcrp &= ~(CPMT_GCR_MASK << TID_TIMER_ID);
+ mon_free_hdlr (hwp->cpm_vec);
+ }
+
return (0);
}
/* CPM Command register.
*/
-#define CPM_CR_RST ((ushort)0x8000)
-#define CPM_CR_OPCODE ((ushort)0x0f00)
-#define CPM_CR_CHAN ((ushort)0x00f0)
-#define CPM_CR_FLG ((ushort)0x0001)
+#define CPM_CR_RST ((ushort)0x8000)
+#define CPM_CR_OPCODE ((ushort)0x0f00)
+#define CPM_CR_CHAN ((ushort)0x00f0)
+#define CPM_CR_FLG ((ushort)0x0001)
/* Some commands (there are more...later)
*/
/* Channel numbers.
*/
-#define CPM_CR_CH_SCC1 ((ushort)0x0000)
-#define CPM_CR_CH_I2C ((ushort)0x0001) /* I2C and IDMA1 */
-#define CPM_CR_CH_SCC2 ((ushort)0x0004)
-#define CPM_CR_CH_SPI ((ushort)0x0005) /* SPI / IDMA2 / Timers */
-#define CPM_CR_CH_SCC3 ((ushort)0x0008)
-#define CPM_CR_CH_SMC1 ((ushort)0x0009) /* SMC1 / DSP1 */
-#define CPM_CR_CH_SCC4 ((ushort)0x000c)
-#define CPM_CR_CH_SMC2 ((ushort)0x000d) /* SMC2 / DSP2 */
+#define CPM_CR_CH_SCC1 ((ushort)0x0000)
+#define CPM_CR_CH_I2C ((ushort)0x0001) /* I2C and IDMA1 */
+#define CPM_CR_CH_SCC2 ((ushort)0x0004)
+#define CPM_CR_CH_SPI ((ushort)0x0005) /* SPI/IDMA2/Timers */
+#define CPM_CR_CH_SCC3 ((ushort)0x0008)
+#define CPM_CR_CH_SMC1 ((ushort)0x0009) /* SMC1 / DSP1 */
+#define CPM_CR_CH_SCC4 ((ushort)0x000c)
+#define CPM_CR_CH_SMC2 ((ushort)0x000d) /* SMC2 / DSP2 */
#define mk_cr_cmd(CH, CMD) ((CMD << 8) | (CH << 4))
#define PROFF_ENET PROFF_SCC2
#define CPM_CR_ENET CPM_CR_CH_SCC2
#define SCC_ENET 1
-#define PA_ENET_RXD ((ushort)0x0004)
-#define PA_ENET_TXD ((ushort)0x0008)
+#define PA_ENET_RXD ((ushort)0x0004)
+#define PA_ENET_TXD ((ushort)0x0008)
#define PA_ENET_TCLK ((ushort)0x0100)
#define PA_ENET_RCLK ((ushort)0x0400)
#define PB_ENET_TENA ((uint)0x00002000)
#define PROFF_ENET PROFF_SCC2
#define CPM_CR_ENET CPM_CR_CH_SCC2
#define SCC_ENET 1
-#define PA_ENET_RXD ((ushort)0x0004) /* PA 13 */
-#define PA_ENET_TXD ((ushort)0x0008) /* PA 12 */
-#define PA_ENET_RCLK ((ushort)0x0200) /* PA 6 */
-#define PA_ENET_TCLK ((ushort)0x0800) /* PA 4 */
+#define PA_ENET_RXD ((ushort)0x0004) /* PA 13 */
+#define PA_ENET_TXD ((ushort)0x0008) /* PA 12 */
+#define PA_ENET_RCLK ((ushort)0x0200) /* PA 6 */
+#define PA_ENET_TCLK ((ushort)0x0800) /* PA 4 */
-#define PB_ENET_TENA ((uint)0x00002000) /* PB 18 */
+#define PB_ENET_TENA ((uint)0x00002000) /* PB 18 */
-#define PC_ENET_CLSN ((ushort)0x0040) /* PC 9 */
-#define PC_ENET_RENA ((ushort)0x0080) /* PC 8 */
+#define PC_ENET_CLSN ((ushort)0x0040) /* PC 9 */
+#define PC_ENET_RENA ((ushort)0x0080) /* PC 8 */
/* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to
* SCC2. Also, make sure GR2 (bit 16) and SC2 (bit 17) are zero.
*/
-#define SICR_ENET_MASK ((uint)0x0000ff00)
-#define SICR_ENET_CLKRT ((uint)0x00002f00)
+#define SICR_ENET_MASK ((uint)0x0000ff00)
+#define SICR_ENET_CLKRT ((uint)0x00002f00)
#endif /* CONFIG_NX823 */
* priority and SCC1 == SCCa, etc...).
*/
#define CPMVEC_NR 32
-#define CPMVEC_PIO_PC15 ((ushort)0x1f)
-#define CPMVEC_SCC1 ((ushort)0x1e)
-#define CPMVEC_SCC2 ((ushort)0x1d)
-#define CPMVEC_SCC3 ((ushort)0x1c)
-#define CPMVEC_SCC4 ((ushort)0x1b)
-#define CPMVEC_PIO_PC14 ((ushort)0x1a)
-#define CPMVEC_TIMER1 ((ushort)0x19)
-#define CPMVEC_PIO_PC13 ((ushort)0x18)
-#define CPMVEC_PIO_PC12 ((ushort)0x17)
-#define CPMVEC_SDMA_CB_ERR ((ushort)0x16)
-#define CPMVEC_IDMA1 ((ushort)0x15)
-#define CPMVEC_IDMA2 ((ushort)0x14)
-#define CPMVEC_TIMER2 ((ushort)0x12)
-#define CPMVEC_RISCTIMER ((ushort)0x11)
-#define CPMVEC_I2C ((ushort)0x10)
-#define CPMVEC_PIO_PC11 ((ushort)0x0f)
-#define CPMVEC_PIO_PC10 ((ushort)0x0e)
-#define CPMVEC_TIMER3 ((ushort)0x0c)
-#define CPMVEC_PIO_PC9 ((ushort)0x0b)
-#define CPMVEC_PIO_PC8 ((ushort)0x0a)
-#define CPMVEC_PIO_PC7 ((ushort)0x09)
-#define CPMVEC_TIMER4 ((ushort)0x07)
-#define CPMVEC_PIO_PC6 ((ushort)0x06)
-#define CPMVEC_SPI ((ushort)0x05)
-#define CPMVEC_SMC1 ((ushort)0x04)
-#define CPMVEC_SMC2 ((ushort)0x03)
-#define CPMVEC_PIO_PC5 ((ushort)0x02)
-#define CPMVEC_PIO_PC4 ((ushort)0x01)
-#define CPMVEC_ERROR ((ushort)0x00)
+#define CPMVEC_OFFSET 0x00010000
+#define CPMVEC_PIO_PC15 ((ushort)0x1f | CPMVEC_OFFSET)
+#define CPMVEC_SCC1 ((ushort)0x1e | CPMVEC_OFFSET)
+#define CPMVEC_SCC2 ((ushort)0x1d | CPMVEC_OFFSET)
+#define CPMVEC_SCC3 ((ushort)0x1c | CPMVEC_OFFSET)
+#define CPMVEC_SCC4 ((ushort)0x1b | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC14 ((ushort)0x1a | CPMVEC_OFFSET)
+#define CPMVEC_TIMER1 ((ushort)0x19 | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC13 ((ushort)0x18 | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC12 ((ushort)0x17 | CPMVEC_OFFSET)
+#define CPMVEC_SDMA_CB_ERR ((ushort)0x16 | CPMVEC_OFFSET)
+#define CPMVEC_IDMA1 ((ushort)0x15 | CPMVEC_OFFSET)
+#define CPMVEC_IDMA2 ((ushort)0x14 | CPMVEC_OFFSET)
+#define CPMVEC_TIMER2 ((ushort)0x12 | CPMVEC_OFFSET)
+#define CPMVEC_RISCTIMER ((ushort)0x11 | CPMVEC_OFFSET)
+#define CPMVEC_I2C ((ushort)0x10 | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC11 ((ushort)0x0f | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC10 ((ushort)0x0e | CPMVEC_OFFSET)
+#define CPMVEC_TIMER3 ((ushort)0x0c | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC9 ((ushort)0x0b | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC8 ((ushort)0x0a | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC7 ((ushort)0x09 | CPMVEC_OFFSET)
+#define CPMVEC_TIMER4 ((ushort)0x07 | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC6 ((ushort)0x06 | CPMVEC_OFFSET)
+#define CPMVEC_SPI ((ushort)0x05 | CPMVEC_OFFSET)
+#define CPMVEC_SMC1 ((ushort)0x04 | CPMVEC_OFFSET)
+#define CPMVEC_SMC2 ((ushort)0x03 | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC5 ((ushort)0x02 | CPMVEC_OFFSET)
+#define CPMVEC_PIO_PC4 ((ushort)0x01 | CPMVEC_OFFSET)
+#define CPMVEC_ERROR ((ushort)0x00 | CPMVEC_OFFSET)
extern void irq_install_handler(int vec, void (*handler)(void *), void *dev_id);
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
-#define CFG_PROMPT "=> " /* Monitor Command Prompt */
+#define CFG_PROMPT "] " /* Monitor Command Prompt */
#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
/* #undef CFG_HUSH_PARSER */
/* Size in bytes reserved for initial data
*/
-#define CFG_INIT_RAM_ADDR 0x400000
+/* HJF: used to be 0x400000 */
+#define CFG_INIT_RAM_ADDR 0x40000000
#define CFG_INIT_RAM_END 0x8000
#define CFG_GBL_DATA_SIZE 128
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
/* SDRAM 0 - 256MB
*/
-#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_RW | BATL_CACHEINHIBIT)
+/*HJF: #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_RW | BATL_CACHEINHIBIT)
#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_4M | BATU_VS | BATU_VP)
#define CFG_DBAT0L (CFG_SDRAM_BASE | BATL_PP_RW | BATL_CACHEINHIBIT)
-#define CFG_DBAT0U CFG_IBAT0U
+#define CFG_DBAT0U CFG_IBAT0U*/
-/* SDRAM 1 - 256MB
+#define CFG_DBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
+#define CFG_DBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
+#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
+#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
+/* PCI Range
*/
-#define CFG_IBAT1L ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR) | BATL_PP_RW) /* | BATL_CACHEINHIBIT) */
+#define CFG_DBAT1L (0x80000000 | BATL_PP_RW | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
+#define CFG_DBAT1U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
+#define CFG_IBAT1L (0x80000000 | BATL_PP_RW | BATL_CACHEINHIBIT)
+#define CFG_IBAT1U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
+/* HJF:
+#define CFG_IBAT1L ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR) | BATL_PP_RW)
#define CFG_IBAT1U ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR) | BATU_BL_256M | BATU_VS | BATU_VP)
-#define CFG_DBAT1L ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR + 0x20000) | BATL_PP_RW ) /* | BATL_CACHEINHIBIT) */
+#define CFG_DBAT1L ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR + 0x20000) | BATL_PP_RW )
#define CFG_DBAT1U ((CFG_SDRAM_BASE+CFG_INIT_RAM_ADDR + 0x20000) | BATU_BL_256M | BATU_VS | BATU_VP)
+*/
/* Init RAM in the CPU DCache (no backing memory)
*/
#define CFG_DBAT2L (CFG_INIT_RAM_ADDR | BATL_PP_RW | BATL_MEMCOHERENCE)
#define CFG_DBAT2U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
-#define CFG_IBAT2L 0 /* CFG_DBAT2L */
-#define CFG_IBAT2U 0 /* CFG_DBAT2U */
+/* This used to be commented out */
+#define CFG_IBAT2L CFG_DBAT2L
+/* This here too */
+#define CFG_IBAT2U CFG_DBAT2U
+
/* I/O and PCI memory at 0xf0000000
*/
"pci_irqb_select=edge\0" \
"pci_irqc=11\0" \
"pci_irqc_select=edge\0" \
- "pci_irqd=12\0" \
+ "pci_irqd=7\0" \
"pci_irqd_select=edge\0"
*addr++ |= NR_SYSCALLS & 0xFFFF;
flush_cache (0x0C00, 0x10);
+
+ /* Initialize syscalls stack pointer */
+ addr = (ulong *) 0xCFC;
+ *addr = (ulong)addr;
+ flush_cache ((ulong)addr, 0x10);
}
/*
projects / oweals / u-boot.git / commitdiff