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-rw-r--r--board/cray/L1/L1.c118
-rw-r--r--board/cray/L1/Makefile16
-rw-r--r--board/cray/L1/bootscript.hush117
-rw-r--r--board/cray/L1/patchme30
-rw-r--r--board/cray/L1/x2c.awk6
5 files changed, 258 insertions, 29 deletions
diff --git a/board/cray/L1/L1.c b/board/cray/L1/L1.c
index f5dfba4aacf..b1e27830248 100644
--- a/board/cray/L1/L1.c
+++ b/board/cray/L1/L1.c
@@ -27,7 +27,9 @@
#include <command.h>
#include <cmd_nvedit.h>
#include <cmd_bootm.h>
+#include <cmd_boot.h>
#include <rtc.h>
+#include <post.h>
#include <net.h>
#include <malloc.h>
@@ -53,17 +55,19 @@
* space.
* on the server this looks like:
*
- * option space U-Boot;
- * option U-Boot.initrd code 3 = string;
- * option U-Boot.bootcmd code 4 = string;
- * option U-Boot.bootflags code 5 = string;
- * option U-Boot.rootdev code 6 = string;
+ * option space CRAYL1;
+ * option CRAYL1.initrd code 3 = string;
+ * ..etc...
*/
#define DHCP_VENDOR_SPECX 43
#define DHCP_VX_INITRD 3
#define DHCP_VX_BOOTCMD 4
-#define DHCP_VX_BOOTFLAGS 5
+#define DHCP_VX_BOOTARGS 5
#define DHCP_VX_ROOTDEV 6
+#define DHCP_VX_FROMFLASH 7
+#define DHCP_VX_BOOTSCRIPT 8
+#define DHCP_VX_RCFILE 9
+#define DHCP_VX_MAGIC 10
/* Things DHCP server can tellme about. If there's no flash address, then
* they dont participate in 'update' to flash, and we force their values
@@ -89,18 +93,29 @@ static dhcp_item_t Things[] = {
/* and the other way.. */
{DHCP_VENDOR_SPECX, DHCP_VX_INITRD, NULL, "initrd"},
{DHCP_VENDOR_SPECX, DHCP_VX_BOOTCMD, NULL, "bootcmd"},
- {DHCP_VENDOR_SPECX, DHCP_VX_BOOTFLAGS, NULL, NULL},
+ {DHCP_VENDOR_SPECX, DHCP_VX_FROMFLASH, NULL, "fromflash"},
+ {DHCP_VENDOR_SPECX, DHCP_VX_BOOTSCRIPT, NULL, "bootscript"},
+ {DHCP_VENDOR_SPECX, DHCP_VX_RCFILE, NULL, "rcfile"},
+ {DHCP_VENDOR_SPECX, DHCP_VX_BOOTARGS, NULL, "xbootargs"},
{DHCP_VENDOR_SPECX, DHCP_VX_ROOTDEV, NULL, NULL},
+ {DHCP_VENDOR_SPECX, DHCP_VX_MAGIC, NULL, NULL}
};
#define N_THINGS ((sizeof(Things))/(sizeof(dhcp_item_t)))
-static void init_ecc_sdram (void);
+extern char bootscript[];
+
+/* Here is the boot logic as HUSH script. Overridden by any TFP provided
+ * bootscript file.
+ */
+
+static void init_sdram (void);
/* ------------------------------------------------------------------------- */
int board_pre_init (void)
{
- init_ecc_sdram ();
+ /* Running from ROM: global data is still READONLY */
+ init_sdram ();
mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr (uicer, 0x00000000); /* disable all ints */
mtdcr (uiccr, 0x00000020); /* set all but FPGA SMI to be non-critical */
@@ -116,6 +131,7 @@ int checkboard (void)
{
return (0);
}
+/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
int misc_init_r (void)
@@ -124,6 +140,7 @@ int misc_init_r (void)
image_header_t *hdr;
time_t timestamp;
struct rtc_time tm;
+ char bootcmd[32];
hdr = (image_header_t *) (CFG_MONITOR_BASE - sizeof (image_header_t));
timestamp = (time_t) hdr->ih_time;
@@ -143,6 +160,8 @@ int misc_init_r (void)
setenv ("ethaddr", e);
}
}
+ sprintf (bootcmd,"autoscript %X",(unsigned)bootscript);
+ setenv ("bootcmd", bootcmd);
return (0);
}
@@ -168,11 +187,11 @@ void rtc_reset (void)
}
/* ------------------------------------------------------------------------- */
-/* Do sdram bank init in C so I can read it..
+/* Do sdram bank init in C so I can read it..no console to print to yet!
*/
-static void init_ecc_sdram (void)
+static void init_sdram (void)
{
- unsigned long tmp, *p;
+ unsigned long tmp;
/* write SDRAM bank 0 register */
mtdcr (memcfga, mem_mb0cf);
@@ -202,33 +221,78 @@ static void init_ecc_sdram (void)
mtdcr (memcfgd, 0x90800000);
udelay (200);
-/* disable ECC on all banks */
+/* initially, disable ECC on all banks */
+ udelay (200);
mtdcr (memcfga, mem_ecccf);
tmp = mfdcr (memcfgd);
tmp &= 0xff0fffff;
mtdcr (memcfga, mem_ecccf);
mtdcr (memcfgd, tmp);
-/* set up SDRAM Controller with ECC enabled */
+ return;
+}
+
+extern int memory_post_test (int flags);
+
+int testdram (void)
+{
+ unsigned long tmp;
+ uint *pstart = (uint *) 0x00000000;
+ uint *pend = (uint *) L1_MEMSIZE;
+ uint *p;
+
+ if (getenv_r("booted",NULL,0) <= 0)
+ {
+ printf ("testdram..");
+ /*AA*/
+ for (p = pstart; p < pend; p++)
+ *p = 0xaaaaaaaa;
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0xaaaaaaaa) {
+ printf ("SDRAM test fails at: %08x, was %08x expected %08x\n",
+ (uint) p, *p, 0xaaaaaaaa);
+ return 1;
+ }
+ }
+ /*55*/
+ for (p = pstart; p < pend; p++)
+ *p = 0x55555555;
+ for (p = pstart; p < pend; p++) {
+ if (*p != 0x55555555) {
+ printf ("SDRAM test fails at: %08x, was %08x expected %08x\n",
+ (uint) p, *p, 0x55555555);
+ return 1;
+ }
+ }
+ /*addr*/
+ for (p = pstart; p < pend; p++)
+ *p = (unsigned)p;
+ for (p = pstart; p < pend; p++) {
+ if (*p != (unsigned)p) {
+ printf ("SDRAM test fails at: %08x, was %08x expected %08x\n",
+ (uint) p, *p, (uint)p);
+ return 1;
+ }
+ }
+ printf ("Success. ");
+ }
+ printf ("Enable ECC..");
+
mtdcr (memcfga, mem_mcopt1);
tmp = (mfdcr (memcfgd) & ~0xFFE00000) | 0x90800000;
mtdcr (memcfga, mem_mcopt1);
mtdcr (memcfgd, tmp);
udelay (600);
-
-/* fill all the memory */
- for (p = (unsigned long) 0; ((unsigned long) p < L1_MEMSIZE);
- *p++ = 0L);
+ for (p = (unsigned long) 0; ((unsigned long) p < L1_MEMSIZE); *p++ = 0L)
+ ;
udelay (400);
mtdcr (memcfga, mem_ecccf);
tmp = mfdcr (memcfgd);
-
-/* enable ECC on bank 0 */
tmp |= 0x00800000;
mtdcr (memcfgd, tmp);
udelay (400);
-
- return;
+ printf ("enabled.\n");
+ return (0);
}
/* ------------------------------------------------------------------------- */
@@ -250,7 +314,9 @@ static u8 *dhcp_env_update (u8 thing, u8 * pop)
/* set env. */
if (Things[thing].envname)
+ {
setenv (Things[thing].envname, Things[thing].dhcpvalue);
+ }
return (Things[thing].dhcpvalue);
}
@@ -285,9 +351,9 @@ u8 *dhcp_vendorex_proc (u8 * pop)
oplen -= sub_oplen, sub_op += (sub_oplen + 2)) {
for (thing = 0; thing < N_THINGS; thing++) {
if (*sub_op == Things[thing].dhcp_vendor_option) {
- if (!(retval = dhcp_env_update (thing, sub_op))) {
- return NULL;
- }
+ if (!(retval = dhcp_env_update (thing, sub_op))) {
+ return NULL;
+ }
}
}
}
@@ -298,5 +364,5 @@ u8 *dhcp_vendorex_proc (u8 * pop)
return NULL;
}
}
- return (thing >= N_THINGS ? NULL : pop);
+ return (pop);
}
diff --git a/board/cray/L1/Makefile b/board/cray/L1/Makefile
index 12b2fa8107d..4c09eddd91b 100644
--- a/board/cray/L1/Makefile
+++ b/board/cray/L1/Makefile
@@ -25,18 +25,28 @@ include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
-OBJS = $(BOARD).o flash.o
-SOBJS = init.o
+OBJS = $(BOARD).o flash.o bootscript.o
+SOBJS = init.o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $^
clean:
- rm -f $(SOBJS) $(OBJS)
+ rm -f $(SOBJS) $(OBJS) bootscript.c bootscript.image
distclean: clean
rm -f $(LIB) core *.bak .depend
+$(BOARD).o: $(BOARD).c bootscript.o
+
+bootscript.o: bootscript.c
+
+bootscript.c: bootscript.image
+ od -t x1 -v -A x $^ | awk -f x2c.awk > $@
+
+bootscript.image: bootscript.hush Makefile
+ -$(TOPDIR)/tools/mkimage -A ppc -O linux -T script -C none -a 0 -e 0 -n bootscript -d bootscript.hush $@
+
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
diff --git a/board/cray/L1/bootscript.hush b/board/cray/L1/bootscript.hush
new file mode 100644
index 00000000000..ec4839b5d01
--- /dev/null
+++ b/board/cray/L1/bootscript.hush
@@ -0,0 +1,117 @@
+# $Header$
+# hush bootscript for PPCBOOT on L1
+# note: all #s are in hex, do _NOT_ prefix it with 0x
+
+flash_rfs=ffc00000
+flash_krl=fff00000
+tftp_addr=100000
+tftp2_addr=1000000
+
+if printenv booted
+then
+ echo already booted before
+else
+ echo first boot in environment, create and save settings
+ setenv booted OK
+ saveenv
+fi
+
+setenv autoload no
+# clear out stale env stuff, so we get fresh from dhcp.
+for setting in initrd fromflash kernel rootfs rootpath
+do
+setenv $setting
+done
+
+dhcp
+
+# if host provides us with a different bootscript, us it.
+if printenv bootscript
+ then
+ tftp $tftp_addr $bootcript
+ if imi $tftp_addr
+ then
+ autoscript $tftp_addr
+ fi
+fi
+
+# default base kernel arguments.
+setenv bootargs $xbootargs devfs=mount ip=$ipaddr:$serverip:$gatewayip:$netmask:L1:eth0:off wdt=120
+
+# Have a kernel in flash?
+if imi $flash_krl
+then
+ echo ok kernel to boot from $flash_krl
+ setenv kernel $flash_krl
+else
+ echo no kernel to boot from $flash_krl, need tftp
+fi
+
+# Have a rootfs in flash?
+echo test for SQUASHfs at $flash_rfs
+
+if imi $flash_rfs
+then
+ echo appears to be a good initrd image at base of flash OK
+ setenv rootfs $flash_rfs
+else
+ echo no image at base of flash, need nfsroot or initrd
+fi
+
+# I boot from flash if told to and I can.
+if printenv fromflash && printenv kernel && printenv rootfs
+then
+ echo booting entirely from flash
+ setenv bootargs root=/dev/ram0 rw $bootargs
+ bootm $kernel $rootfs
+ echo oh no failed so I try some other stuff
+fi
+
+# TFTP down a kernel
+if printenv bootfile
+then
+ tftp $tftp_addr $bootfile
+ setenv kernel $tftp_addr
+ echo I will boot the TFTP kernel
+else
+ if printenv kernel
+ then
+ echo no bootfile specified, will use one from flash
+ else
+ setenv bootfile /opt/crayx1/craymcu/l1/flash/linux.image
+ echo OH NO! we have no bootfile,nor flash kernel! try default: $bootfile
+ tftp $tftp_addr $bootfile
+ setenv kernel $tftp_addr
+ fi
+fi
+
+# the rootfs.
+if printenv rootpath
+then
+ echo rootpath is $rootpath
+ if printenv initrd
+ then
+ echo initrd is also specified, so use $initrd
+ tftp $tftp2_addr $initrd
+ setenv bootargs root=/dev/ram0 rw cwsroot=$serverip:$rootpath $bootargs
+ bootm $kernel $tftp2_addr
+ else
+ echo initrd is not specified, so use NFSROOT $rootpat
+ setenv bootargs root=/dev/nfs ro nfsroot=$serverip:$rootpath $bootargs
+ bootm $kernel
+ fi
+else
+ echo we have no rootpath check for one in flash
+ if printenv rootfs
+ then
+ echo I will use the one in flash
+ setenv bootargs root=/dev/mtdblock/0 ro rootfstype=squashfs $bootargs
+ bootm $kernel
+ else
+ setenv rootpath /export/crayl1
+ echo OH NO! we have no rootpath,nor flash kernel! try default: $rootpath
+ setenv bootargs root=/dev/mtdblock/0 ro rootfstype=squashfs $bootargs
+ bootm $kernel
+ fi
+fi
+reset
diff --git a/board/cray/L1/patchme b/board/cray/L1/patchme
new file mode 100644
index 00000000000..e77ee7e1f56
--- /dev/null
+++ b/board/cray/L1/patchme
@@ -0,0 +1,30 @@
+# master confi.mk
+echo "CROSS_COMPILE = powerpc-linux-" >>include/config.mk
+
+# patch the examples/Makefile to ignore return value from OBJCOPY
+sed -e 's/$(OBJCOPY)/-&/' < examples/Makefile > examples/makefile
+
+# add a built target for mkimage on the target architecture
+sed -e 's/^all:.*$/all: .depend envcrc mkimage mkimage.ppc/' < tools/Makefile > tools/makefile
+
+cat <<EOF >>tools/makefile
+mkimage.ppc : mkimage.o.ppc crc32.o.ppc
+ powerpc-linux-gcc -msoft-float -Wall -Wstrict-prototypes -o \$@ \$^
+ powerpc-linux-strip $@
+
+XFLAGS="-D__KERNEL__ -I../include -DCONFIG_4xx -Wall -Wstict-prototypes"
+mkimage.o.ppc: mkimage.c
+ powerpc-linux-gcc -msoft-float -Wall -I../include -c -o \$@ \$^
+
+crc32.o.ppc: crc32.c
+ powerpc-linux-gcc -msoft-float -Wall -I../include -c -o \$@ \$^
+
+EOF
+
+# make an image by default out of the u-boot image
+sed -e 's/^all:.*$/all: u-boot.image /' < Makefile > makefile
+cat <<EOF >>makefile
+u-boot.image: u-boot.bin
+ tools/mkimage -A ppc -O linux -T firmware -C none -a 0 -e 0 -n U-Boot -d \$^ \$@
+
+EOF
diff --git a/board/cray/L1/x2c.awk b/board/cray/L1/x2c.awk
new file mode 100644
index 00000000000..9235e6cb36d
--- /dev/null
+++ b/board/cray/L1/x2c.awk
@@ -0,0 +1,6 @@
+#!/bin/awk
+BEGIN { print "unsigned char bootscript[] = { \n"}
+{ for (i = 2; i <= NF ; i++ ) printf "0x"$i","
+ print ""
+}
+END { print "\n};\n" }
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-16 07:19:22 +0000