diff options
Diffstat (limited to 'board/cray/L1')
| -rw-r--r-- | board/cray/L1/.gitignore | 2 | ||||
| -rw-r--r-- | board/cray/L1/Kconfig | 12 | ||||
| -rw-r--r-- | board/cray/L1/L1.c | 350 | ||||
| -rw-r--r-- | board/cray/L1/MAINTAINERS | 6 | ||||
| -rw-r--r-- | board/cray/L1/Makefile | 23 | ||||
| -rw-r--r-- | board/cray/L1/bootscript.hush | 117 | ||||
| -rw-r--r-- | board/cray/L1/flash.c | 451 | ||||
| -rw-r--r-- | board/cray/L1/init.S | 117 | ||||
| -rw-r--r-- | board/cray/L1/patchme | 30 | ||||
| -rw-r--r-- | board/cray/L1/u-boot.lds.debug | 121 | ||||
| -rw-r--r-- | board/cray/L1/x2c.awk | 6 |
11 files changed, 0 insertions, 1235 deletions
diff --git a/board/cray/L1/.gitignore b/board/cray/L1/.gitignore deleted file mode 100644 index cd76d66..0000000 --- a/board/cray/L1/.gitignore +++ /dev/null @@ -1,2 +0,0 @@ -bootscript.c -bootscript.image diff --git a/board/cray/L1/Kconfig b/board/cray/L1/Kconfig deleted file mode 100644 index 35a290a..0000000 --- a/board/cray/L1/Kconfig +++ /dev/null @@ -1,12 +0,0 @@ -if TARGET_CRAYL1 - -config SYS_BOARD - default "L1" - -config SYS_VENDOR - default "cray" - -config SYS_CONFIG_NAME - default "CRAYL1" - -endif diff --git a/board/cray/L1/L1.c b/board/cray/L1/L1.c deleted file mode 100644 index d706ff1..0000000 --- a/board/cray/L1/L1.c +++ /dev/null @@ -1,350 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/processor.h> -#include <asm/ppc4xx-i2c.h> -#include <command.h> -#include <rtc.h> -#include <post.h> -#include <net.h> -#include <malloc.h> - -#define L1_MEMSIZE (32*1024*1024) - -/* the std. DHCP stufff */ -#define DHCP_ROUTER 3 -#define DHCP_NETMASK 1 -#define DHCP_BOOTFILE 67 -#define DHCP_ROOTPATH 17 -#define DHCP_HOSTNAME 12 - -/* some extras used by CRAY - * - * on the server this looks like: - * - * option L1-initrd-image code 224 = string; - * option L1-initrd-image "/opt/craysv2/craymcu/l1/flash/initrd.image" - */ -#define DHCP_L1_INITRD 224 - -/* new, [better?] way via official vendor-extensions, defining an option - * space. - * on the server this looks like: - * - * 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_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 - * back to '0' every boot to be sure to get them fresh from DHCP. Yes, I - * know this is a pain... - * - * If I get no bootfile, boot from flash. If rootpath, use that. If no - * rootpath use initrd in flash. - */ -typedef struct dhcp_item_s { - u8 dhcp_option; - u8 dhcp_vendor_option; - char *dhcpvalue; - char *envname; -} dhcp_item_t; -static dhcp_item_t Things[] = { - {DHCP_ROUTER, 0, NULL, "gateway"}, - {DHCP_NETMASK, 0, NULL, "netmask"}, - {DHCP_BOOTFILE, 0, NULL, "bootfile"}, - {DHCP_ROOTPATH, 0, NULL, "rootpath"}, - {DHCP_HOSTNAME, 0, NULL, "hostname"}, - {DHCP_L1_INITRD, 0, NULL, "initrd"}, -/* 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_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))) - -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_early_init_f (void) -{ - /* Running from ROM: global data is still READONLY */ - init_sdram (); - mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ - mtdcr (UIC0ER, 0x00000000); /* disable all ints */ - mtdcr (UIC0CR, 0x00000020); /* set all but FPGA SMI to be non-critical */ - mtdcr (UIC0PR, 0xFFFFFFE0); /* set int polarities */ - mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */ - mtdcr (UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */ - mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ - return 0; -} - -/* ------------------------------------------------------------------------- */ -int checkboard (void) -{ - return (0); -} -/* ------------------------------------------------------------------------- */ - -/* ------------------------------------------------------------------------- */ -int misc_init_r (void) -{ - char *s, *e; - image_header_t *hdr; - time_t timestamp; - struct rtc_time tm; - char bootcmd[32]; - - hdr = (image_header_t *) (CONFIG_SYS_MONITOR_BASE - image_get_header_size ()); -#if defined(CONFIG_FIT) - if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) { - puts ("Non legacy image format not supported\n"); - return -1; - } -#endif - - timestamp = (time_t)image_get_time (hdr); - to_tm (timestamp, &tm); - printf ("Welcome to U-Boot on Cray L1. Compiled %4d-%02d-%02d %2d:%02d:%02d (UTC)\n", tm.tm_year, tm.tm_mon, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec); - -#define FACTORY_SETTINGS 0xFFFC0000 - if ((s = getenv ("ethaddr")) == NULL) { - e = (char *) (FACTORY_SETTINGS); - if (*(e + 0) != '0' - || *(e + 1) != '0' - || *(e + 2) != ':' - || *(e + 3) != '4' || *(e + 4) != '0' || *(e + 17) != '\0') { - printf ("No valid MAC address in flash location 0x3C0000!\n"); - } else { - printf ("Factory MAC: %s\n", e); - setenv ("ethaddr", e); - } - } - sprintf (bootcmd,"source %X",(unsigned)bootscript); - setenv ("bootcmd", bootcmd); - return (0); -} - -/* ------------------------------------------------------------------------- */ -/* stubs so we can print dates w/o any nvram RTC.*/ -int rtc_get (struct rtc_time *tmp) -{ - return 0; -} -int rtc_set (struct rtc_time *tmp) -{ - return 0; -} -void rtc_reset (void) -{ - return; -} - -/* ------------------------------------------------------------------------- */ -/* Do sdram bank init in C so I can read it..no console to print to yet! - */ -static void init_sdram (void) -{ - unsigned long tmp; - - /* write SDRAM bank 0 register */ - mtdcr (SDRAM0_CFGADDR, SDRAM0_B0CR); - mtdcr (SDRAM0_CFGDATA, 0x00062001); - -/* Set the SDRAM Timing reg, SDTR1 and the refresh timer reg, RTR. */ -/* To set the appropriate timings, we need to know the SDRAM speed. */ -/* We can use the PLB speed since the SDRAM speed is the same as */ -/* the PLB speed. The PLB speed is the FBK divider times the */ -/* 405GP reference clock, which on the L1 is 25MHz. */ -/* Thus, if FBK div is 2, SDRAM is 50MHz; if FBK div is 3, SDRAM is */ -/* 150MHz; if FBK is 3, SDRAM is 150MHz. */ - - /* divisor = ((mfdcr(strap)>> 28) & 0x3); */ - -/* write SDRAM timing for 100MHz. */ - mtdcr (SDRAM0_CFGADDR, SDRAM0_TR); - mtdcr (SDRAM0_CFGDATA, 0x0086400D); - -/* write SDRAM refresh interval register */ - mtdcr (SDRAM0_CFGADDR, SDRAM0_RTR); - mtdcr (SDRAM0_CFGDATA, 0x05F00000); - udelay (200); - -/* sdram controller.*/ - mtdcr (SDRAM0_CFGADDR, SDRAM0_CFG); - mtdcr (SDRAM0_CFGDATA, 0x90800000); - udelay (200); - -/* initially, disable ECC on all banks */ - udelay (200); - mtdcr (SDRAM0_CFGADDR, SDRAM0_ECCCFG); - tmp = mfdcr (SDRAM0_CFGDATA); - tmp &= 0xff0fffff; - mtdcr (SDRAM0_CFGADDR, SDRAM0_ECCCFG); - mtdcr (SDRAM0_CFGDATA, tmp); - - 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_f("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 (SDRAM0_CFGADDR, SDRAM0_CFG); - tmp = (mfdcr (SDRAM0_CFGDATA) & ~0xFFE00000) | 0x90800000; - mtdcr (SDRAM0_CFGADDR, SDRAM0_CFG); - mtdcr (SDRAM0_CFGDATA, tmp); - udelay (600); - for (p = (unsigned long) 0; ((unsigned long) p < L1_MEMSIZE); *p++ = 0L) - ; - udelay (400); - mtdcr (SDRAM0_CFGADDR, SDRAM0_ECCCFG); - tmp = mfdcr (SDRAM0_CFGDATA); - tmp |= 0x00800000; - mtdcr (SDRAM0_CFGDATA, tmp); - udelay (400); - printf ("enabled.\n"); - return (0); -} - -/* ------------------------------------------------------------------------- */ -static u8 *dhcp_env_update (u8 thing, u8 * pop) -{ - u8 i, oplen; - - oplen = *(pop + 1); - - if ((Things[thing].dhcpvalue = malloc (oplen)) == NULL) { - printf ("Whoops! failed to malloc space for DHCP thing %s\n", - Things[thing].envname); - return NULL; - } - for (i = 0; (i < oplen); i++) - if ((*(Things[thing].dhcpvalue + i) = *(pop + 2 + i)) == ' ') - break; - *(Things[thing].dhcpvalue + i) = '\0'; - -/* set env. */ - if (Things[thing].envname) - { - setenv (Things[thing].envname, Things[thing].dhcpvalue); - } - return ((u8 *)(Things[thing].dhcpvalue)); -} - -/* ------------------------------------------------------------------------- */ -u8 *dhcp_vendorex_prep (u8 * e) -{ - u8 thing; - -/* ask for the things I want. */ - *e++ = 55; /* Parameter Request List */ - *e++ = N_THINGS; - for (thing = 0; thing < N_THINGS; thing++) - *e++ = Things[thing].dhcp_option; - *e++ = 255; - - return e; -} - -/* ------------------------------------------------------------------------- */ -/* .. return NULL means it wasnt mine, non-null means I got it..*/ -u8 *dhcp_vendorex_proc (u8 * pop) -{ - u8 oplen, *sub_op, sub_oplen, *retval; - u8 thing = 0; - - retval = NULL; - oplen = *(pop + 1); -/* if pop is vender spec indicator, there are sub-options. */ - if (*pop == DHCP_VENDOR_SPECX) { - for (sub_op = pop + 2; - oplen && (sub_oplen = *(sub_op + 1)); - 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; - } - } - } - } - } else { - for (thing = 0; thing < N_THINGS; thing++) { - if (*pop == Things[thing].dhcp_option) - if (!(retval = dhcp_env_update (thing, pop))) - return NULL; - } - } - return (pop); -} diff --git a/board/cray/L1/MAINTAINERS b/board/cray/L1/MAINTAINERS deleted file mode 100644 index e43e91f..0000000 --- a/board/cray/L1/MAINTAINERS +++ /dev/null @@ -1,6 +0,0 @@ -L1 BOARD -#M: David Updegraff <dave@cray.com> -S: Orphan (since 2014-03) -F: board/cray/L1/ -F: include/configs/CRAYL1.h -F: configs/CRAYL1_defconfig diff --git a/board/cray/L1/Makefile b/board/cray/L1/Makefile deleted file mode 100644 index 716a5a3..0000000 --- a/board/cray/L1/Makefile +++ /dev/null @@ -1,23 +0,0 @@ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-y = L1.o flash.o -obj-y += init.o -obj-y += bootscript.o - -quiet_cmd_awk = AWK $@ - cmd_awk = od -t x1 -v -A x $< | $(AWK) -f $(filter-out $<,$^) > $@ - -$(obj)/bootscript.c: $(obj)/bootscript.image $(src)/x2c.awk - $(call cmd,awk) - -MKIMAGEFLAGS_bootscript.image := -A ppc -O linux -T script -C none \ - -a 0 -e 0 -n bootscript -$(obj)/bootscript.image: $(src)/bootscript.hush - $(call cmd,mkimage) - -clean-files := bootscript.c bootscript.image diff --git a/board/cray/L1/bootscript.hush b/board/cray/L1/bootscript.hush deleted file mode 100644 index f2f78ad..0000000 --- a/board/cray/L1/bootscript.hush +++ /dev/null @@ -1,117 +0,0 @@ -# $Header$ -# 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 - source $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/flash.c b/board/cray/L1/flash.c deleted file mode 100644 index 96a1e47..0000000 --- a/board/cray/L1/flash.c +++ /dev/null @@ -1,451 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * Modified 4/5/2001 - * Wait for completion of each sector erase command issued - * 4/5/2001 - * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com - */ - -/* - * Modified July 20, 2001 - * Strip down to support ONLY the AMD29F032B. - * Dave Updegraff - Cray, Inc. dave@cray.com - */ - -#include <common.h> -#include <asm/ppc4xx.h> -#include <asm/processor.h> - -/* The flash chip we use... */ -#define AMD_ID_F032B 0x41 /* 29F032B ID 32 Mbit,64 64Kx8 sectors */ -#define FLASH_AM320B 0x0009 - - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info); -static int write_word (flash_info_t *info, ulong dest, ulong data); -static void flash_get_offsets (ulong base, flash_info_t *info); - -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - unsigned long size_b0, size_b1; - int i; - - /* Init: no FLASHes known */ - for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - } - - /* Static FLASH Bank configuration here - FIXME XXX */ - - size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]); - - if (flash_info[0].flash_id == FLASH_UNKNOWN) { - printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", - size_b0, size_b0<<20); - } - - /* Only one bank */ - if (CONFIG_SYS_MAX_FLASH_BANKS == 1) - { - /* Setup offsets */ - flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]); - -#if 0 - /* Monitor protection ON by default */ - (void)flash_protect(FLAG_PROTECT_SET, - FLASH_BASE0_PRELIM, - FLASH_BASE0_PRELIM+monitor_flash_len-1, - &flash_info[0]); -#endif - size_b1 = 0 ; - flash_info[0].size = size_b0; - } - - return (size_b0 + size_b1); -} - - -/*----------------------------------------------------------------------- - */ -static void flash_get_offsets (ulong base, flash_info_t *info) -{ - int i; - - /* set up sector start address table */ - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t *info) -{ - int i; - int k; - int size; - int erased; - volatile unsigned long *flash; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: printf ("AMD "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM320B:printf ("AM29F032B (32 Mbit 64x64KB uniform sectors)\n"); - break; - default: printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i=0; i<info->sector_count; ++i) { - /* - * Check if whole sector is erased - */ - if (i != (info->sector_count-1)) - size = info->start[i+1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; - erased = 1; - flash = (volatile unsigned long *)info->start[i]; - size = size >> 2; /* divide by 4 for longword access */ - for (k=0; k<size; k++) - { - if (*flash++ != 0xffffffff) - { - erased = 0; - break; - } - } - - if ((i % 5) == 0) - printf ("\n "); - - printf (" %08lX%s%s", - info->start[i], - erased ? " E" : " ", - info->protect[i] ? "RO " : " " - ); - } - printf ("\n"); -} - -/*----------------------------------------------------------------------- - */ - - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info) -{ - short i; - FLASH_WORD_SIZE value; - ulong base = (ulong)addr; - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)addr; - - /* Write auto select command: read Manufacturer ID */ - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00900090; - - value = addr2[0]; - - switch (value) { - case (FLASH_WORD_SIZE)AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - - value = addr2[1]; /* device ID */ - - switch (value) { - case (FLASH_WORD_SIZE)AMD_ID_F032B: - info->flash_id += FLASH_AM320B; - info->sector_count = 64; - info->size = 0x0400000; /* => 4 MB */ - break; - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - - } - - /* set up sector start address table */ - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ - addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]); - info->protect[i] = addr2[2] & 1; - } - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { - addr2 = (FLASH_WORD_SIZE *)info->start[0]; - *addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ - } - - return (info->size); -} - -int wait_for_DQ7(flash_info_t *info, int sect) -{ - ulong start, now, last; - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]); - - start = get_timer (0); - last = start; - while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) { - if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return -1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - return 0; -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[0]); - volatile FLASH_WORD_SIZE *addr2; - int flag, prot, sect; - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); - } - return 1; - } - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("Can't erase unknown flash type - aborted\n"); - return 1; - } - - prot = 0; - for (sect=s_first; sect<=s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (FLASH_WORD_SIZE *)(info->start[sect]); - printf("Erasing sector %p\n", addr2); - - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[0] = (FLASH_WORD_SIZE)0x00300030; /* sector erase */ - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - */ - wait_for_DQ7(info, sect); - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - - /* reset to read mode */ - addr = (FLASH_WORD_SIZE *)info->start[0]; - addr[0] = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ - - printf (" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - - wp = (addr & ~3); /* get lower word aligned address */ - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i=0, cp=wp; i<l; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - for (; i<4 && cnt>0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt==0 && i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i=0; i<4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - return (write_word(info, wp, data)); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_word (flash_info_t *info, ulong dest, ulong data) -{ - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)(info->start[0]); - volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *)dest; - volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *)&data; - ulong start; - int flag; - int i; - - /* Check if Flash is (sufficiently) erased */ - if ((*((volatile FLASH_WORD_SIZE *)dest) & - (FLASH_WORD_SIZE)data) != (FLASH_WORD_SIZE)data) { - return (2); - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - for (i=0; i<4/sizeof(FLASH_WORD_SIZE); i++) - { - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00A000A0; - - dest2[i] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* data polling for D7 */ - start = get_timer (0); - while ((dest2[i] & (FLASH_WORD_SIZE)0x00800080) != - (data2[i] & (FLASH_WORD_SIZE)0x00800080)) { - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - return (1); - } - } - } - - return (0); -} - -/*----------------------------------------------------------------------- - */ diff --git a/board/cray/L1/init.S b/board/cray/L1/init.S deleted file mode 100644 index d4723c7..0000000 --- a/board/cray/L1/init.S +++ /dev/null @@ -1,117 +0,0 @@ -/* - * SPDX-License-Identifier: GPL-2.0 IBM-pibs - */ - -/*----------------------------------------------------------------------------- */ -/* Function: ext_bus_cntlr_init */ -/* Description: Initializes the External Bus Controller for the external */ -/* peripherals. IMPORTANT: For pass1 this code must run from */ -/* cache since you can not reliably change a peripheral banks */ -/* timing register (pbxap) while running code from that bank. */ -/* For ex., since we are running from ROM on bank 0, we can NOT */ -/* execute the code that modifies bank 0 timings from ROM, so */ -/* we run it from cache. */ -/* Bank 0 - Flash and SRAM */ -/* Bank 1 - NVRAM/RTC */ -/* Bank 2 - Keyboard/Mouse controller */ -/* Bank 3 - IR controller */ -/* Bank 4 - not used */ -/* Bank 5 - not used */ -/* Bank 6 - not used */ -/* Bank 7 - FPGA registers */ -/*-----------------------------------------------------------------------------#include <config.h> */ -#include <asm/ppc4xx.h> - -#include <ppc_asm.tmpl> -#include <ppc_defs.h> - -#include <asm/cache.h> -#include <asm/mmu.h> - -/* CRAY - L1: only nominally a 'walnut', since ext.Bus.Cntlr is all empty */ -/* except for #1 which we use for DMA'ing to IOCA-like things, so the */ -/* control registers to set that up are determined by what we've */ -/* empirically discovered work there. */ - - .globl ext_bus_cntlr_init -ext_bus_cntlr_init: - mflr r4 /* save link register */ - bl ..getAddr -..getAddr: - mflr r3 /* get address of ..getAddr */ - mtlr r4 /* restore link register */ - addi r4,0,14 /* set ctr to 10; used to prefetch */ - mtctr r4 /* 10 cache lines to fit this function */ - /* in cache (gives us 8x10=80 instrctns) */ -..ebcloop: - icbt r0,r3 /* prefetch cache line for addr in r3 */ - addi r3,r3,32 /* move to next cache line */ - bdnz ..ebcloop /* continue for 10 cache lines */ - - /*------------------------------------------------------------------- */ - /* Delay to ensure all accesses to ROM are complete before changing */ - /* bank 0 timings. 200usec should be enough. */ - /* 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles */ - /*------------------------------------------------------------------- */ - addis r3,0,0x0 - ori r3,r3,0xA000 /* ensure 200usec have passed since reset */ - mtctr r3 -..spinlp: - bdnz ..spinlp /* spin loop */ - - - /*---------------------------------------------------------------------- */ - /* Peripheral Bank 0 (Flash) initialization */ - /*---------------------------------------------------------------------- */ - /* 0x7F8FFE80 slowest boot */ - addi r4,0,PB1AP - mtdcr EBC0_CFGADDR,r4 - addis r4,0,0x9B01 - ori r4,r4,0x5480 - mtdcr EBC0_CFGDATA,r4 - - addi r4,0,PB0CR - mtdcr EBC0_CFGADDR,r4 - addis r4,0,0xFFC5 /* BAS=0xFFC,BS=0x4(4MB),BU=0x3(R/W), */ - ori r4,r4,0x8000 /* BW=0x0( 8 bits) */ - mtdcr EBC0_CFGDATA,r4 - - blr - - /*---------------------------------------------------------------------- */ - /* Peripheral Bank 1 (NVRAM/RTC) initialization */ - /* CRAY:the L1 has NOT this bank, it is tied to SV2/IOCA/etc/ instead */ - /* and we do DMA on it. The ConfigurationRegister part is threfore */ - /* almost arbitrary, except that our linux driver needs to know the */ - /* address, but it can query, it.. */ - /* */ - /* The AccessParameter is CRITICAL, */ - /* thouch, since it needs to agree with the electrical timings on the */ - /* IOCA parallel interface. That value is: 0x0185,4380 */ - /* BurstModeEnable BME=0 */ - /* TransferWait TWT=3 */ - /* ChipSelectOnTiming CSN=1 */ - /* OutputEnableOnTimimg OEN=1 */ - /* WriteByteEnableOnTiming WBN=1 */ - /* WriteByteEnableOffTiming WBF=0 */ - /* TransferHold TH=1 */ - /* ReadyEnable RE=1 */ - /* SampleOnReady SOR=1 */ - /* ByteEnableMode BEM=0 */ - /* ParityEnable PEN=0 */ - /* all reserved bits=0 */ - /*---------------------------------------------------------------------- */ - /*---------------------------------------------------------------------- */ - addi r4,0,PB1AP - mtdcr EBC0_CFGADDR,r4 - addis r4,0,0x0185 /* hiword */ - ori r4,r4,0x4380 /* loword */ - mtdcr EBC0_CFGDATA,r4 - - addi r4,0,PB1CR - mtdcr EBC0_CFGADDR,r4 - addis r4,0,0xF001 /* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W), */ - ori r4,r4,0x8000 /* BW=0x0( 8 bits) */ - mtdcr EBC0_CFGDATA,r4 - - blr diff --git a/board/cray/L1/patchme b/board/cray/L1/patchme deleted file mode 100644 index e77ee7e..0000000 --- a/board/cray/L1/patchme +++ /dev/null @@ -1,30 +0,0 @@ -# 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/u-boot.lds.debug b/board/cray/L1/u-boot.lds.debug deleted file mode 100644 index 890f592..0000000 --- a/board/cray/L1/u-boot.lds.debug +++ /dev/null @@ -1,121 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -OUTPUT_ARCH(powerpc) -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .interp : { *(.interp) } - .hash : { *(.hash) } - .dynsym : { *(.dynsym) } - .dynstr : { *(.dynstr) } - .rel.text : { *(.rel.text) } - .rela.text : { *(.rela.text) } - .rel.data : { *(.rel.data) } - .rela.data : { *(.rela.data) } - .rel.rodata : { *(.rel.rodata) } - .rela.rodata : { *(.rela.rodata) } - .rel.got : { *(.rel.got) } - .rela.got : { *(.rela.got) } - .rel.ctors : { *(.rel.ctors) } - .rela.ctors : { *(.rela.ctors) } - .rel.dtors : { *(.rel.dtors) } - .rela.dtors : { *(.rela.dtors) } - .rel.bss : { *(.rel.bss) } - .rela.bss : { *(.rela.bss) } - .rel.plt : { *(.rel.plt) } - .rela.plt : { *(.rela.plt) } - .init : { *(.init) } - .plt : { *(.plt) } - .text : - { - /* WARNING - the following is hand-optimized to fit within */ - /* the sector layout of our flash chips! XXX FIXME XXX */ - - mpc8xx/start.o (.text) - common/dlmalloc.o (.text) - lib/vsprintf.o (.text) - lib/crc32.o (.text) - arch/powerpc/lib/extable.o (.text) - - common/env_embedded.o(.text) - - *(.text) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) - *(.eh_frame) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - *(.got) - _GOT2_TABLE_ = .; - *(.got2) - _FIXUP_TABLE_ = .; - *(.fixup) - } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; - __fixup_entries = (. - _FIXUP_TABLE_)>>2; - - .data : - { - *(.data) - *(.data1) - *(.sdata) - *(.sdata2) - *(.dynamic) - CONSTRUCTORS - } - _edata = .; - PROVIDE (edata = .); - - - . = ALIGN(4); - .u_boot_list : { - KEEP(*(SORT(.u_boot_list*))); - } - - - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(4096); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(4096); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - __bss_end = . ; - PROVIDE (end = .); -} diff --git a/board/cray/L1/x2c.awk b/board/cray/L1/x2c.awk deleted file mode 100644 index 9235e6c..0000000 --- a/board/cray/L1/x2c.awk +++ /dev/null @@ -1,6 +0,0 @@ -#!/bin/awk -BEGIN { print "unsigned char bootscript[] = { \n"} -{ for (i = 2; i <= NF ; i++ ) printf "0x"$i"," - print "" -} -END { print "\n};\n" } |