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Diffstat (limited to 'board/cray/L1/L1.c')
-rw-r--r--board/cray/L1/L1.c118
1 files changed, 92 insertions, 26 deletions
diff --git a/board/cray/L1/L1.c b/board/cray/L1/L1.c
index f5dfba4..b1e2783 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);
}
generated by cgit v1.1 at 2024-11-01 18:46:43 +0000