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authorwdenk <wdenk>2002-08-17 09:36:01 +0000
committerwdenk <wdenk>2002-08-17 09:36:01 +0000
commitaffae2bff825c1a8d2cfeaf7b270188d251d39d2 (patch)
treee025ca5a84cdcd70cff986e09f89e1aaa360499c /board/esd/dasa_sim
parentcf356ef708390102d493c53d18fd19a5963c6aa9 (diff)
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Initial revision
Diffstat (limited to 'board/esd/dasa_sim')
-rw-r--r--board/esd/dasa_sim/cmd_dasa_sim.c236
-rw-r--r--board/esd/dasa_sim/flash.c77
2 files changed, 313 insertions, 0 deletions
diff --git a/board/esd/dasa_sim/cmd_dasa_sim.c b/board/esd/dasa_sim/cmd_dasa_sim.c
new file mode 100644
index 0000000..4608da7
--- /dev/null
+++ b/board/esd/dasa_sim/cmd_dasa_sim.c
@@ -0,0 +1,236 @@
+/*
+ * (C) Copyright 2001
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <common.h>
+#include <command.h>
+#include <pci.h>
+
+#define OK 0
+#define ERROR (-1)
+
+#define TRUE 1
+#define FALSE 0
+
+
+extern u_long pci9054_iobase;
+
+
+/***************************************************************************
+ *
+ * Routines for PLX PCI9054 eeprom access
+ *
+ */
+
+static unsigned int PciEepromReadLongVPD(int offs)
+{
+ unsigned int value;
+ unsigned int ret;
+ int count;
+
+ pci_write_config_dword(CFG_PCI9054_DEV_FN, 0x4c, (offs<<16) | 0x0003);
+ count = 0;
+
+ for (;;)
+ {
+ udelay(10 * 1000);
+ pci_read_config_dword(CFG_PCI9054_DEV_FN, 0x4c, &ret);
+ if ((ret & 0x80000000) != 0)
+ {
+ break;
+ }
+ else
+ {
+ count++;
+ if (count > 10)
+ {
+ printf("\nTimeout: ret=%08x - Please try again!\n", ret);
+ break;
+ }
+ }
+ }
+
+ pci_read_config_dword(CFG_PCI9054_DEV_FN, 0x50, &value);
+
+ return value;
+}
+
+
+static int PciEepromWriteLongVPD(int offs, unsigned int value)
+{
+ unsigned int ret;
+ int count;
+
+ pci_write_config_dword(CFG_PCI9054_DEV_FN, 0x50, value);
+ pci_write_config_dword(CFG_PCI9054_DEV_FN, 0x4c, (offs<<16) | 0x80000003);
+ count = 0;
+
+ for (;;)
+ {
+ udelay(10 * 1000);
+ pci_read_config_dword(CFG_PCI9054_DEV_FN, 0x4c, &ret);
+ if ((ret & 0x80000000) == 0)
+ {
+ break;
+ }
+ else
+ {
+ count++;
+ if (count > 10)
+ {
+ printf("\nTimeout: ret=%08x - Please try again!\n", ret);
+ break;
+ }
+ }
+ }
+
+ return TRUE;
+}
+
+
+static void showPci9054(void)
+{
+ int val;
+ int l, i;
+
+ /* read 9054-values */
+ for (l=0; l<6; l++)
+ {
+ printf("%02x: ", l*0x10);
+ for (i=0; i<4; i++)
+ {
+ pci_read_config_dword(CFG_PCI9054_DEV_FN, l*16+i*4, &val);
+ printf("%08x ", val);
+ }
+ printf("\n");
+ }
+ printf("\n");
+
+ for (l=0; l<7; l++)
+ {
+ printf("%02x: ", l*0x10);
+ for (i=0; i<4; i++)
+ printf("%08x ", PciEepromReadLongVPD((i+l*4)*4));
+ printf("\n");
+ }
+ printf("\n");
+}
+
+
+static void updatePci9054(void)
+{
+ int val;
+
+ /*
+ * Set EEPROM write-protect register to 0
+ */
+ out32(pci9054_iobase+0x0c, in32(pci9054_iobase+0x0c) & 0xffff00ff);
+
+ /* Long Serial EEPROM Load Registers... */
+ val = PciEepromWriteLongVPD(0x00, 0x905410b5);
+ val = PciEepromWriteLongVPD(0x04, 0x09800001); /* other input controller */
+ val = PciEepromWriteLongVPD(0x08, 0x28140100);
+
+ val = PciEepromWriteLongVPD(0x0c, 0x00000000); /* MBOX0... */
+ val = PciEepromWriteLongVPD(0x10, 0x00000000);
+
+ /* las0: fpga access (0x0000.0000 ... 0x0003.ffff) */
+ val = PciEepromWriteLongVPD(0x14, 0xfffc0000); /* LAS0RR... */
+ val = PciEepromWriteLongVPD(0x18, 0x00000001); /* LAS0BA */
+
+ val = PciEepromWriteLongVPD(0x1c, 0x00200000); /* MARBR... */
+ val = PciEepromWriteLongVPD(0x20, 0x00300500); /* LMISC/BIGEND */
+
+ val = PciEepromWriteLongVPD(0x24, 0x00000000); /* EROMRR... */
+ val = PciEepromWriteLongVPD(0x28, 0x00000000); /* EROMBA */
+
+ val = PciEepromWriteLongVPD(0x2c, 0x43030000); /* LBRD0... */
+
+ val = PciEepromWriteLongVPD(0x30, 0x00000000); /* DMRR... */
+ val = PciEepromWriteLongVPD(0x34, 0x00000000);
+ val = PciEepromWriteLongVPD(0x38, 0x00000000);
+
+ val = PciEepromWriteLongVPD(0x3c, 0x00000000); /* DMPBAM... */
+ val = PciEepromWriteLongVPD(0x40, 0x00000000);
+
+ /* Extra Long Serial EEPROM Load Registers... */
+ val = PciEepromWriteLongVPD(0x44, 0x010212fe); /* PCISID... */
+
+ /* las1: 505-sram access (0x0004.0000 ... 0x001f.ffff) */
+ /* Offset to LAS1: Group 1: 0x00040000 */
+ /* Group 2: 0x00080000 */
+ /* Group 3: 0x000c0000 */
+ val = PciEepromWriteLongVPD(0x48, 0xffe00000); /* LAS1RR */
+ val = PciEepromWriteLongVPD(0x4c, 0x00040001); /* LAS1BA */
+ val = PciEepromWriteLongVPD(0x50, 0x00000208); /* LBRD1 */ /* so wars bisher */
+
+ val = PciEepromWriteLongVPD(0x54, 0x00004c06); /* HotSwap... */
+
+ printf("Finished writing defaults into PLX PCI9054 EEPROM!\n");
+}
+
+
+static void clearPci9054(void)
+{
+ int val;
+
+ /*
+ * Set EEPROM write-protect register to 0
+ */
+ out32(pci9054_iobase+0x0c, in32(pci9054_iobase+0x0c) & 0xffff00ff);
+
+ /* Long Serial EEPROM Load Registers... */
+ val = PciEepromWriteLongVPD(0x00, 0xffffffff);
+ val = PciEepromWriteLongVPD(0x04, 0xffffffff); /* other input controller */
+
+ printf("Finished clearing PLX PCI9054 EEPROM!\n");
+}
+
+
+/* ------------------------------------------------------------------------- */
+int do_pci9054(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
+{
+ if (strcmp(argv[1], "info") == 0)
+ {
+ showPci9054();
+ return 0;
+ }
+
+ if (strcmp(argv[1], "update") == 0)
+ {
+ updatePci9054();
+ return 0;
+ }
+
+ if (strcmp(argv[1], "clear") == 0)
+ {
+ clearPci9054();
+ return 0;
+ }
+
+ printf("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+
+}
+
+/* ------------------------------------------------------------------------- */
diff --git a/board/esd/dasa_sim/flash.c b/board/esd/dasa_sim/flash.c
new file mode 100644
index 0000000..2574eac
--- /dev/null
+++ b/board/esd/dasa_sim/flash.c
@@ -0,0 +1,77 @@
+/*
+ * (C) Copyright 2001
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <ppc4xx.h>
+#include <asm/processor.h>
+
+/*
+ * include common flash code (for esd boards)
+ */
+#include "../common/flash.c"
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+static ulong flash_get_size (vu_long *addr, flash_info_t *info);
+static void flash_get_offsets (ulong base, flash_info_t *info);
+
+
+/*-----------------------------------------------------------------------
+ */
+
+unsigned long flash_init (void)
+{
+ unsigned long size_b0;
+ int i;
+ unsigned long base_b0;
+
+ /* Init: no FLASHes known */
+ for (i=0; i<CFG_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);
+ }
+
+ /* Setup offsets */
+ flash_get_offsets (-size_b0, &flash_info[0]);
+
+ base_b0 = -size_b0;
+
+ /* Monitor protection ON by default */
+ (void)flash_protect(FLAG_PROTECT_SET,
+ -CFG_MONITOR_LEN,
+ 0xffffffff,
+ &flash_info[0]);
+
+ flash_info[0].size = size_b0;
+
+ return (size_b0);
+}