Matthias Fuchs
10 years ago
committed by
Tom Rini
parent
cc6e715f1b
commit
dbe7bb0d21
@ -1,12 +0,0 @@ |
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if TARGET_PCI405 |
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config SYS_BOARD |
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default "pci405" |
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config SYS_VENDOR |
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default "esd" |
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config SYS_CONFIG_NAME |
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default "PCI405" |
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endif |
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@ -1,6 +0,0 @@ |
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PCI405 BOARD |
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M: Matthias Fuchs <matthias.fuchs@esd-electronics.com> |
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S: Maintained |
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F: board/esd/pci405/ |
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F: include/configs/PCI405.h |
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F: configs/PCI405_defconfig |
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@ -1,9 +0,0 @@ |
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#
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# (C) Copyright 2000-2006
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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obj-y = pci405.o flash.o ../common/misc.o cmd_pci405.o
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obj-y += writeibm.o
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@ -1,97 +0,0 @@ |
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/*
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* (C) Copyright 2002-2004 |
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* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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#include <common.h> |
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#include <command.h> |
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#include <malloc.h> |
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#include <net.h> |
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#include <asm/io.h> |
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#include <pci.h> |
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#include <asm/4xx_pci.h> |
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#include <asm/processor.h> |
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#include "pci405.h" |
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#if defined(CONFIG_CMD_BSP) |
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/*
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* Command loadpci: wait for signal from host and boot image. |
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*/ |
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int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
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{ |
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unsigned int *ptr; |
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int count = 0; |
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int count2 = 0; |
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int i; |
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char addr[16]; |
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char str[] = "\\|/-"; |
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char *local_args[2]; |
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/*
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* Mark sync address |
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*/ |
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ptr = 0; |
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/* cppcheck-suppress nullPointer */ |
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*ptr = 0xffffffff; |
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puts("\nWaiting for image from pci host -"); |
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/*
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* Wait for host to write the start address |
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*/ |
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/* cppcheck-suppress nullPointer */ |
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while (*ptr == 0xffffffff) { |
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count++; |
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if (!(count % 100)) { |
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count2++; |
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putc(0x08); /* backspace */ |
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putc(str[count2 % 4]); |
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} |
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/* Abort if ctrl-c was pressed */ |
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if (ctrlc()) { |
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puts("\nAbort\n"); |
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return 0; |
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} |
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udelay(1000); |
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} |
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if (*ptr == PCI_RECONFIG_MAGIC) { |
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/*
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* Save own pci configuration in PRAM |
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*/ |
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memset((char *)PCI_REGS_ADDR, 0, PCI_REGS_LEN); |
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ptr = (unsigned int *)PCI_REGS_ADDR + 1; |
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for (i=0; i<0x40; i+=4) { |
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pci_read_config_dword(PCIDEVID_405GP, i, ptr++); |
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} |
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ptr = (unsigned int *)PCI_REGS_ADDR; |
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*ptr = crc32(0, (uchar *)PCI_REGS_ADDR+4, PCI_REGS_LEN-4); |
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printf("\nStoring PCI Configuration Regs...\n"); |
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} else { |
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sprintf(addr, "%08x", *ptr); |
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/*
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* Boot image via bootm |
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*/ |
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printf("\nBooting Image at addr 0x%s ...\n", addr); |
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setenv("loadaddr", addr); |
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local_args[0] = argv[0]; |
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local_args[1] = NULL; |
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do_bootm (cmdtp, 0, 1, local_args); |
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} |
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return 0; |
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} |
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U_BOOT_CMD( |
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loadpci, 1, 1, do_loadpci, |
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"Wait for pci-image and boot it", |
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"" |
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); |
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#endif |
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@ -1,85 +0,0 @@ |
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/*
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* (C) Copyright 2001 |
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* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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#include <common.h> |
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#include <asm/ppc4xx.h> |
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#include <asm/processor.h> |
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/*
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* include common flash code (for esd boards) |
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*/ |
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#include "../common/flash.c" |
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/*-----------------------------------------------------------------------
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* Functions |
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*/ |
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static ulong flash_get_size (vu_long * addr, flash_info_t * info); |
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static void flash_get_offsets (ulong base, flash_info_t * info); |
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/*-----------------------------------------------------------------------
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*/ |
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unsigned long flash_init (void) |
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{ |
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unsigned long size_b0; |
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int i; |
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uint pbcr; |
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unsigned long base_b0; |
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int size_val = 0; |
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/* Init: no FLASHes known */ |
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for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) { |
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flash_info[i].flash_id = FLASH_UNKNOWN; |
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} |
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/* Static FLASH Bank configuration here - FIXME XXX */ |
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size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]); |
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if (flash_info[0].flash_id == FLASH_UNKNOWN) { |
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printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", |
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size_b0, size_b0<<20); |
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} |
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/* Setup offsets */ |
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flash_get_offsets (-size_b0, &flash_info[0]); |
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/* Re-do sizing to get full correct info */ |
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mtdcr(EBC0_CFGADDR, PB0CR); |
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pbcr = mfdcr(EBC0_CFGDATA); |
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mtdcr(EBC0_CFGADDR, PB0CR); |
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base_b0 = -size_b0; |
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switch (size_b0) { |
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case 1 << 20: |
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size_val = 0; |
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break; |
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case 2 << 20: |
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size_val = 1; |
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break; |
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case 4 << 20: |
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size_val = 2; |
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break; |
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case 8 << 20: |
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size_val = 3; |
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break; |
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case 16 << 20: |
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size_val = 4; |
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break; |
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} |
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pbcr = (pbcr & 0x0001ffff) | base_b0 | (size_val << 17); |
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mtdcr(EBC0_CFGDATA, pbcr); |
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/* Monitor protection ON by default */ |
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(void)flash_protect(FLAG_PROTECT_SET, |
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-monitor_flash_len, |
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0xffffffff, |
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&flash_info[0]); |
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flash_info[0].size = size_b0; |
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return (size_b0); |
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} |
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File diff suppressed because it is too large
Load Diff
@ -1,366 +0,0 @@ |
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/*
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* (C) Copyright 2001-2004 |
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* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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#include <common.h> |
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#include <asm/processor.h> |
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#include <command.h> |
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#include <malloc.h> |
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#include <pci.h> |
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#include <asm/4xx_pci.h> |
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#include <asm/io.h> |
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#include "pci405.h" |
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DECLARE_GLOBAL_DATA_PTR; |
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/* Prototypes */ |
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unsigned long fpga_done_state(void); |
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unsigned long fpga_init_state(void); |
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#if 0 |
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#define FPGA_DEBUG |
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#endif |
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/* predefine these here */ |
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#define FPGA_DONE_STATE (fpga_done_state()) |
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#define FPGA_INIT_STATE (fpga_init_state()) |
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/* fpga configuration data - generated by bin2cc */ |
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const unsigned char fpgadata[] = |
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{ |
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#include "fpgadata.c" |
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}; |
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/*
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* include common fpga code (for esd boards) |
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*/ |
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#include "../common/fpga.c" |
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#define FPGA_DONE_STATE_V11 (in_be32((void*)GPIO0_IR) & CONFIG_SYS_FPGA_DONE) |
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#define FPGA_DONE_STATE_V12 (in_be32((void*)GPIO0_IR) & CONFIG_SYS_FPGA_DONE_V12) |
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#define FPGA_INIT_STATE_V11 (in_be32((void*)GPIO0_IR) & CONFIG_SYS_FPGA_INIT) |
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#define FPGA_INIT_STATE_V12 (in_be32((void*)GPIO0_IR) & CONFIG_SYS_FPGA_INIT_V12) |
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int board_revision(void) |
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{ |
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unsigned long CPC0_CR0Reg; |
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unsigned long value; |
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/*
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* Get version of PCI405 board from GPIO's |
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*/ |
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/*
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* Setup GPIO pins (CS2/GPIO11 and CS3/GPIO12 as GPIO) |
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*/ |
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CPC0_CR0Reg = mfdcr(CPC0_CR0); |
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mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x03000000); |
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out_be32((void*)GPIO0_ODR, in_be32((void*)GPIO0_ODR) & ~0x00100200); |
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out_be32((void*)GPIO0_TCR, in_be32((void*)GPIO0_TCR) & ~0x00100200); |
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udelay(1000); /* wait some time before reading input */ |
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value = in_be32((void*)GPIO0_IR) & 0x00100200; /* get config bits */ |
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/*
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* Restore GPIO settings |
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*/ |
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mtdcr(CPC0_CR0, CPC0_CR0Reg); |
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switch (value) { |
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case 0x00100200: |
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/* CS2==1 && IRQ5==1 -> version 1.0 and 1.1 */ |
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return 1; |
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case 0x00000200: |
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/* CS2==0 && IRQ5==1 -> version 1.2 */ |
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return 2; |
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case 0x00000000: |
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/* CS2==0 && IRQ5==0 -> version 1.3 */ |
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return 3; |
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#if 0 /* not yet manufactured ! */
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case 0x00100000: |
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/* CS2==1 && IRQ5==0 -> version 1.4 */ |
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return 4; |
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#endif |
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default: |
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/* should not be reached! */ |
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return 0; |
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} |
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} |
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unsigned long fpga_done_state(void) |
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{ |
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if (gd->board_type < 2) { |
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return FPGA_DONE_STATE_V11; |
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} else { |
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return FPGA_DONE_STATE_V12; |
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} |
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} |
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unsigned long fpga_init_state(void) |
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{ |
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if (gd->board_type < 2) { |
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return FPGA_INIT_STATE_V11; |
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} else { |
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return FPGA_INIT_STATE_V12; |
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} |
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} |
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int board_early_init_f (void) |
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{ |
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unsigned long CPC0_CR0Reg; |
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/*
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* First pull fpga-prg pin low, to disable fpga logic (on version 1.2 board) |
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*/ |
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out_be32((void*)GPIO0_ODR, 0x00000000); /* no open drain pins */ |
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out_be32((void*)GPIO0_TCR, CONFIG_SYS_FPGA_PRG); /* setup for output */ |
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out_be32((void*)GPIO0_OR, CONFIG_SYS_FPGA_PRG); /* set output pins to high */ |
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out_be32((void*)GPIO0_OR, 0); /* pull prg low */ |
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/*
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* IRQ 0-15 405GP internally generated; active high; level sensitive |
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* IRQ 16 405GP internally generated; active low; level sensitive |
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* IRQ 17-24 RESERVED |
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* IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive |
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* IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive |
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* IRQ 27 (EXT IRQ 2) CAN2; active low; level sensitive |
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* IRQ 28 (EXT IRQ 3) CAN3; active low; level sensitive |
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* IRQ 29 (EXT IRQ 4) unused; active low; level sensitive |
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* IRQ 30 (EXT IRQ 5) FPGA Timestamp; active low; level sensitive |
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* IRQ 31 (EXT IRQ 6) PCI Reset; active low; level sensitive |
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*/ |
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mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ |
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mtdcr(UIC0ER, 0x00000000); /* disable all ints */ |
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mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical*/ |
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mtdcr(UIC0PR, 0xFFFFFF80); /* set int polarities */ |
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mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */ |
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mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority*/ |
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mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ |
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/*
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* Setup GPIO pins (IRQ4/GPIO21 as GPIO) |
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*/ |
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CPC0_CR0Reg = mfdcr(CPC0_CR0); |
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mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x00008000); |
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/*
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* Setup GPIO pins (CS6+CS7 as GPIO) |
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*/ |
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mtdcr(CPC0_CR0, CPC0_CR0Reg | 0x00300000); |
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/*
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* EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 25 us |
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*/ |
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mtebc (EBC0_CFG, 0xa8400000); /* ebc always driven */ |
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return 0; |
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} |
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int misc_init_r (void) |
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{ |
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unsigned char *dst; |
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ulong len = sizeof(fpgadata); |
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int status; |
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int index; |
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int i; |
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unsigned int *ptr; |
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unsigned int *magic; |
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/*
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* On PCI-405 the environment is saved in eeprom! |
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* FPGA can be gzip compressed (malloc) and booted this late. |
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*/ |
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dst = malloc(CONFIG_SYS_FPGA_MAX_SIZE); |
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if (gunzip (dst, CONFIG_SYS_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) { |
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printf ("GUNZIP ERROR - must RESET board to recover\n"); |
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do_reset (NULL, 0, 0, NULL); |
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} |
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status = fpga_boot(dst, len); |
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if (status != 0) { |
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printf("\nFPGA: Booting failed "); |
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switch (status) { |
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case ERROR_FPGA_PRG_INIT_LOW: |
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printf("(Timeout: INIT not low after asserting PROGRAM*)\n "); |
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break; |
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case ERROR_FPGA_PRG_INIT_HIGH: |
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printf("(Timeout: INIT not high after deasserting PROGRAM*)\n "); |
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break; |
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case ERROR_FPGA_PRG_DONE: |
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printf("(Timeout: DONE not high after programming FPGA)\n "); |
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break; |
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} |
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/* display infos on fpgaimage */ |
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index = 15; |
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for (i=0; i<4; i++) { |
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len = dst[index]; |
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printf("FPGA: %s\n", &(dst[index+1])); |
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index += len+3; |
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} |
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putc ('\n'); |
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/* delayed reboot */ |
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for (i=20; i>0; i--) { |
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printf("Rebooting in %2d seconds \r",i); |
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for (index=0;index<1000;index++) |
|
||||||
udelay(1000); |
|
||||||
} |
|
||||||
putc ('\n'); |
|
||||||
do_reset(NULL, 0, 0, NULL); |
|
||||||
} |
|
||||||
|
|
||||||
puts("FPGA: "); |
|
||||||
|
|
||||||
/* display infos on fpgaimage */ |
|
||||||
index = 15; |
|
||||||
for (i=0; i<4; i++) { |
|
||||||
len = dst[index]; |
|
||||||
printf("%s ", &(dst[index+1])); |
|
||||||
index += len+3; |
|
||||||
} |
|
||||||
putc ('\n'); |
|
||||||
|
|
||||||
/*
|
|
||||||
* Reset FPGA via FPGA_DATA pin |
|
||||||
*/ |
|
||||||
SET_FPGA(FPGA_PRG | FPGA_CLK); |
|
||||||
udelay(1000); /* wait 1ms */ |
|
||||||
SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); |
|
||||||
udelay(1000); /* wait 1ms */ |
|
||||||
|
|
||||||
/*
|
|
||||||
* Check if magic for pci reconfig is written |
|
||||||
*/ |
|
||||||
magic = (unsigned int *)0x00000004; |
|
||||||
if (*magic == PCI_RECONFIG_MAGIC) { |
|
||||||
/*
|
|
||||||
* Rewrite pci config regs (only after soft-reset with magic set) |
|
||||||
*/ |
|
||||||
ptr = (unsigned int *)PCI_REGS_ADDR; |
|
||||||
if (crc32(0, (uchar *)PCI_REGS_ADDR+4, PCI_REGS_LEN-4) == *ptr) { |
|
||||||
puts("Restoring PCI Configurations Regs!\n"); |
|
||||||
ptr = (unsigned int *)PCI_REGS_ADDR + 1; |
|
||||||
for (i=0; i<0x40; i+=4) { |
|
||||||
pci_write_config_dword(PCIDEVID_405GP, i, *ptr++); |
|
||||||
} |
|
||||||
} |
|
||||||
mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ |
|
||||||
|
|
||||||
*magic = 0; /* clear pci reconfig magic again */ |
|
||||||
} |
|
||||||
|
|
||||||
/*
|
|
||||||
* Decrease PLB latency timeout and reduce priority of the PCI bridge master |
|
||||||
*/ |
|
||||||
#define PCI0_BRDGOPT1 0x4a |
|
||||||
pci_write_config_word(PCIDEVID_405GP, PCI0_BRDGOPT1, 0x3f20); |
|
||||||
|
|
||||||
/*
|
|
||||||
* Enable fairness and high bus utilization |
|
||||||
*/ |
|
||||||
mtdcr(PLB0_ACR, 0x98000000); |
|
||||||
|
|
||||||
free(dst); |
|
||||||
return (0); |
|
||||||
} |
|
||||||
|
|
||||||
|
|
||||||
/*
|
|
||||||
* Check Board Identity: |
|
||||||
*/ |
|
||||||
int checkboard (void) |
|
||||||
{ |
|
||||||
char str[64]; |
|
||||||
int i = getenv_f("serial#", str, sizeof(str)); |
|
||||||
|
|
||||||
puts ("Board: "); |
|
||||||
|
|
||||||
if (i == -1) { |
|
||||||
puts ("### No HW ID - assuming PCI405"); |
|
||||||
} else { |
|
||||||
puts (str); |
|
||||||
} |
|
||||||
|
|
||||||
gd->board_type = board_revision(); |
|
||||||
printf(" (Rev 1.%ld", gd->board_type); |
|
||||||
|
|
||||||
if (gd->board_type >= 2) { |
|
||||||
unsigned long CPC0_CR0Reg; |
|
||||||
unsigned long value; |
|
||||||
|
|
||||||
/*
|
|
||||||
* Setup GPIO pins (Trace/GPIO1 to GPIO) |
|
||||||
*/ |
|
||||||
CPC0_CR0Reg = mfdcr(CPC0_CR0); |
|
||||||
mtdcr(CPC0_CR0, CPC0_CR0Reg & ~0x08000000); |
|
||||||
out_be32((void*)GPIO0_ODR, in_be32((void*)GPIO0_ODR) & ~0x40000000); |
|
||||||
out_be32((void*)GPIO0_TCR, in_be32((void*)GPIO0_TCR) & ~0x40000000); |
|
||||||
udelay(1000); /* wait some time before reading input */ |
|
||||||
value = in_be32((void*)GPIO0_IR) & 0x40000000; /* get config bits */ |
|
||||||
if (value) { |
|
||||||
puts(", 33 MHz PCI"); |
|
||||||
} else { |
|
||||||
puts(", 66 MHz PCI"); |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
puts(")\n"); |
|
||||||
|
|
||||||
return 0; |
|
||||||
} |
|
||||||
|
|
||||||
/* ------------------------------------------------------------------------- */ |
|
||||||
#define UART1_MCR 0xef600404 |
|
||||||
int wpeeprom(int wp) |
|
||||||
{ |
|
||||||
int wp_state = wp; |
|
||||||
|
|
||||||
if (wp == 1) { |
|
||||||
out_8((void *)UART1_MCR, in_8((void *)UART1_MCR) & ~0x02); |
|
||||||
} else if (wp == 0) { |
|
||||||
out_8((void *)UART1_MCR, in_8((void *)UART1_MCR) | 0x02); |
|
||||||
} else { |
|
||||||
if (in_8((void *)UART1_MCR) & 0x02) { |
|
||||||
wp_state = 0; |
|
||||||
} else { |
|
||||||
wp_state = 1; |
|
||||||
} |
|
||||||
} |
|
||||||
return wp_state; |
|
||||||
} |
|
||||||
|
|
||||||
int do_wpeeprom(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
|
||||||
{ |
|
||||||
int wp = -1; |
|
||||||
if (argc >= 2) { |
|
||||||
if (argv[1][0] == '1') { |
|
||||||
wp = 1; |
|
||||||
} else if (argv[1][0] == '0') { |
|
||||||
wp = 0; |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
wp = wpeeprom(wp); |
|
||||||
printf("EEPROM write protection %s\n", wp ? "ENABLED" : "DISABLED"); |
|
||||||
return 0; |
|
||||||
} |
|
||||||
|
|
||||||
U_BOOT_CMD( |
|
||||||
wpeeprom, 2, 1, do_wpeeprom, |
|
||||||
"Check/Enable/Disable I2C EEPROM write protection", |
|
||||||
"wpeeprom\n" |
|
||||||
" - check I2C EEPROM write protection state\n" |
|
||||||
"wpeeprom 1\n" |
|
||||||
" - enable I2C EEPROM write protection\n" |
|
||||||
"wpeeprom 0\n" |
|
||||||
" - disable I2C EEPROM write protection" |
|
||||||
); |
|
||||||
@ -1,16 +0,0 @@ |
|||||||
/*
|
|
||||||
* (C) Copyright 2003 |
|
||||||
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com |
|
||||||
* |
|
||||||
* SPDX-License-Identifier: GPL-2.0+ |
|
||||||
*/ |
|
||||||
|
|
||||||
#ifndef _PCI405_H_ |
|
||||||
#define _PCI405_H_ |
|
||||||
|
|
||||||
#define PCI_REGS_LEN 0x100 |
|
||||||
#define PCI_REGS_ADDR ((unsigned long)0x01000000 - PCI_REGS_LEN) |
|
||||||
|
|
||||||
#define PCI_RECONFIG_MAGIC 0x07081967 |
|
||||||
|
|
||||||
#endif /* _PCI405_H_ */ |
|
||||||
@ -1,205 +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 <asm/ppc4xx.h> |
|
||||||
|
|
||||||
#include <ppc_asm.tmpl> |
|
||||||
#include <ppc_defs.h> |
|
||||||
|
|
||||||
#include <asm/cache.h> |
|
||||||
#include <asm/mmu.h> |
|
||||||
|
|
||||||
|
|
||||||
.globl write_without_sync
|
|
||||||
write_without_sync: |
|
||||||
/* |
|
||||||
* Write one values to host via pci busmastering |
|
||||||
* ptr = 0xc0000000 -> 0x01000000 (PCI) |
|
||||||
* *ptr = 0x01234567;
|
|
||||||
*/ |
|
||||||
addi r31,0,0 |
|
||||||
lis r31,0xc000 |
|
||||||
|
|
||||||
start1: |
|
||||||
lis r0,0x0123 |
|
||||||
ori r0,r0,0x4567 |
|
||||||
stw r0,0(r31) |
|
||||||
|
|
||||||
/* |
|
||||||
* Read one value back |
|
||||||
* ptr = (volatile unsigned long *)addr;
|
|
||||||
* val = *ptr;
|
|
||||||
*/ |
|
||||||
|
|
||||||
lwz r0,0(r31) |
|
||||||
|
|
||||||
/* |
|
||||||
* One pci config write |
|
||||||
* ibmPciConfigWrite(0x2e, 2, 0x1234);
|
|
||||||
*/ |
|
||||||
/* subsystem id */ |
|
||||||
|
|
||||||
li r4,0x002C |
|
||||||
oris r4,r4,0x8000 |
|
||||||
lis r3,0xEEC0 |
|
||||||
stwbrx r4,0,r3 |
|
||||||
|
|
||||||
li r5,0x1234 |
|
||||||
ori r3,r3,0x4 |
|
||||||
stwbrx r5,0,r3 |
|
||||||
|
|
||||||
b start1 |
|
||||||
|
|
||||||
blr /* never reached !!!! */ |
|
||||||
|
|
||||||
.globl write_with_sync
|
|
||||||
write_with_sync: |
|
||||||
/* |
|
||||||
* Write one values to host via pci busmastering |
|
||||||
* ptr = 0xc0000000 -> 0x01000000 (PCI) |
|
||||||
* *ptr = 0x01234567;
|
|
||||||
*/ |
|
||||||
addi r31,0,0 |
|
||||||
lis r31,0xc000 |
|
||||||
|
|
||||||
start2: |
|
||||||
lis r0,0x0123 |
|
||||||
ori r0,r0,0x4567 |
|
||||||
stw r0,0(r31) |
|
||||||
|
|
||||||
/* |
|
||||||
* Read one value back |
|
||||||
* ptr = (volatile unsigned long *)addr;
|
|
||||||
* val = *ptr;
|
|
||||||
*/ |
|
||||||
|
|
||||||
lwz r0,0(r31) |
|
||||||
|
|
||||||
/* |
|
||||||
* One pci config write |
|
||||||
* ibmPciConfigWrite(0x2e, 2, 0x1234);
|
|
||||||
*/ |
|
||||||
/* subsystem id */ |
|
||||||
|
|
||||||
li r4,0x002C |
|
||||||
oris r4,r4,0x8000 |
|
||||||
lis r3,0xEEC0 |
|
||||||
stwbrx r4,0,r3 |
|
||||||
sync |
|
||||||
|
|
||||||
li r5,0x1234 |
|
||||||
ori r3,r3,0x4 |
|
||||||
stwbrx r5,0,r3 |
|
||||||
sync |
|
||||||
|
|
||||||
b start2 |
|
||||||
|
|
||||||
blr /* never reached !!!! */ |
|
||||||
|
|
||||||
.globl write_with_less_sync
|
|
||||||
write_with_less_sync: |
|
||||||
/* |
|
||||||
* Write one values to host via pci busmastering |
|
||||||
* ptr = 0xc0000000 -> 0x01000000 (PCI) |
|
||||||
* *ptr = 0x01234567;
|
|
||||||
*/ |
|
||||||
addi r31,0,0 |
|
||||||
lis r31,0xc000 |
|
||||||
|
|
||||||
start2b: |
|
||||||
lis r0,0x0123 |
|
||||||
ori r0,r0,0x4567 |
|
||||||
stw r0,0(r31) |
|
||||||
|
|
||||||
/* |
|
||||||
* Read one value back |
|
||||||
* ptr = (volatile unsigned long *)addr;
|
|
||||||
* val = *ptr;
|
|
||||||
*/ |
|
||||||
|
|
||||||
lwz r0,0(r31) |
|
||||||
|
|
||||||
/* |
|
||||||
* One pci config write |
|
||||||
* ibmPciConfigWrite(0x2e, 2, 0x1234);
|
|
||||||
*/ |
|
||||||
/* subsystem id */ |
|
||||||
|
|
||||||
li r4,0x002C |
|
||||||
oris r4,r4,0x8000 |
|
||||||
lis r3,0xEEC0 |
|
||||||
stwbrx r4,0,r3 |
|
||||||
sync |
|
||||||
|
|
||||||
li r5,0x1234 |
|
||||||
ori r3,r3,0x4 |
|
||||||
stwbrx r5,0,r3 |
|
||||||
/* sync */ |
|
||||||
|
|
||||||
b start2b |
|
||||||
|
|
||||||
blr /* never reached !!!! */ |
|
||||||
|
|
||||||
.globl write_with_more_sync
|
|
||||||
write_with_more_sync: |
|
||||||
/* |
|
||||||
* Write one values to host via pci busmastering |
|
||||||
* ptr = 0xc0000000 -> 0x01000000 (PCI) |
|
||||||
* *ptr = 0x01234567;
|
|
||||||
*/ |
|
||||||
addi r31,0,0 |
|
||||||
lis r31,0xc000 |
|
||||||
|
|
||||||
start3: |
|
||||||
lis r0,0x0123 |
|
||||||
ori r0,r0,0x4567 |
|
||||||
stw r0,0(r31) |
|
||||||
sync |
|
||||||
|
|
||||||
/* |
|
||||||
* Read one value back |
|
||||||
* ptr = (volatile unsigned long *)addr;
|
|
||||||
* val = *ptr;
|
|
||||||
*/ |
|
||||||
|
|
||||||
lwz r0,0(r31) |
|
||||||
sync |
|
||||||
|
|
||||||
/* |
|
||||||
* One pci config write |
|
||||||
* ibmPciConfigWrite(0x2e, 2, 0x1234);
|
|
||||||
*/ |
|
||||||
/* subsystem id (PCIC0_SBSYSVID)*/ |
|
||||||
|
|
||||||
li r4,0x002C |
|
||||||
oris r4,r4,0x8000 |
|
||||||
lis r3,0xEEC0 |
|
||||||
stwbrx r4,0,r3 |
|
||||||
sync |
|
||||||
|
|
||||||
li r5,0x1234 |
|
||||||
ori r3,r3,0x4 |
|
||||||
stwbrx r5,0,r3 |
|
||||||
sync |
|
||||||
|
|
||||||
b start3 |
|
||||||
|
|
||||||
blr /* never reached !!!! */ |
|
||||||
@ -1,3 +0,0 @@ |
|||||||
CONFIG_PPC=y |
|
||||||
CONFIG_4xx=y |
|
||||||
CONFIG_TARGET_PCI405=y |
|
||||||
@ -1,294 +0,0 @@ |
|||||||
/*
|
|
||||||
* (C) Copyright 2007 |
|
||||||
* Matthias Fuchs, esd gmbh, matthias.fuchs@esd-electronics.com |
|
||||||
* |
|
||||||
* (C) Copyright 2001-2004 |
|
||||||
* Stefan Roese, DENX Software Engineering, sr@denx.de. |
|
||||||
* |
|
||||||
* SPDX-License-Identifier: GPL-2.0+ |
|
||||||
*/ |
|
||||||
|
|
||||||
/*
|
|
||||||
* board/config.h - configuration options, board specific |
|
||||||
*/ |
|
||||||
|
|
||||||
#ifndef __CONFIG_H |
|
||||||
#define __CONFIG_H |
|
||||||
|
|
||||||
/*
|
|
||||||
* High Level Configuration Options |
|
||||||
* (easy to change) |
|
||||||
*/ |
|
||||||
#define CONFIG_405GP 1 /* This is a PPC405 CPU */ |
|
||||||
#define CONFIG_PCI405 1 /* ...on a PCI405 board */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_TEXT_BASE 0xFFFD0000 |
|
||||||
|
|
||||||
#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ |
|
||||||
#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() on init */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */ |
|
||||||
|
|
||||||
#define CONFIG_BOARD_TYPES 1 /* support board types */ |
|
||||||
|
|
||||||
#define CONFIG_BAUDRATE 115200 |
|
||||||
#define CONFIG_BOOTDELAY 0 /* autoboot after 0 seconds */ |
|
||||||
|
|
||||||
#undef CONFIG_BOOTARGS |
|
||||||
#define CONFIG_EXTRA_ENV_SETTINGS \ |
|
||||||
"mem_linux=14336k\0" \
|
|
||||||
"optargs=panic=0\0" \
|
|
||||||
"ramargs=setenv bootargs mem=$mem_linux root=/dev/ram rw\0" \
|
|
||||||
"addcons=setenv bootargs $bootargs console=ttyS0,$baudrate $optargs\0" \
|
|
||||||
"" |
|
||||||
#define CONFIG_BOOTCOMMAND "run ramargs;run addcons;loadpci" |
|
||||||
|
|
||||||
#define CONFIG_PREBOOT /* enable preboot variable */ |
|
||||||
|
|
||||||
/*
|
|
||||||
* Command line configuration. |
|
||||||
*/ |
|
||||||
#include <config_cmd_default.h> |
|
||||||
|
|
||||||
#undef CONFIG_CMD_IMLS |
|
||||||
#undef CONFIG_CMD_ITEST |
|
||||||
#undef CONFIG_CMD_LOADB |
|
||||||
#undef CONFIG_CMD_LOADS |
|
||||||
#undef CONFIG_CMD_NET |
|
||||||
#undef CONFIG_CMD_NFS |
|
||||||
|
|
||||||
#define CONFIG_CMD_PCI |
|
||||||
#define CONFIG_CMD_ELF |
|
||||||
#define CONFIG_CMD_I2C |
|
||||||
#define CONFIG_CMD_BSP |
|
||||||
#define CONFIG_CMD_EEPROM |
|
||||||
|
|
||||||
#undef CONFIG_WATCHDOG /* watchdog disabled */ |
|
||||||
|
|
||||||
#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ |
|
||||||
|
|
||||||
#define CONFIG_PRAM 2048 /* reserve 2 MB "protected RAM" */ |
|
||||||
|
|
||||||
/*
|
|
||||||
* Miscellaneous configurable options |
|
||||||
*/ |
|
||||||
|
|
||||||
#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ |
|
||||||
|
|
||||||
#if defined(CONFIG_CMD_KGDB) |
|
||||||
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
|
||||||
#else |
|
||||||
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
|
||||||
#endif |
|
||||||
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
|
||||||
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
|
||||||
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ |
|
||||||
|
|
||||||
#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ |
|
||||||
#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ |
|
||||||
|
|
||||||
#define CONFIG_CONS_INDEX 1 /* Use UART0 */ |
|
||||||
#define CONFIG_SYS_NS16550 |
|
||||||
#define CONFIG_SYS_NS16550_SERIAL |
|
||||||
#define CONFIG_SYS_NS16550_REG_SIZE 1 |
|
||||||
#define CONFIG_SYS_NS16550_CLK get_serial_clock() |
|
||||||
|
|
||||||
#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* no external serial clock used */ |
|
||||||
#define CONFIG_SYS_BASE_BAUD 691200 |
|
||||||
|
|
||||||
/* The following table includes the supported baudrates */ |
|
||||||
#define CONFIG_SYS_BAUDRATE_TABLE \ |
|
||||||
{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
|
|
||||||
57600, 115200, 230400, 460800, 921600 } |
|
||||||
|
|
||||||
#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ |
|
||||||
#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ |
|
||||||
|
|
||||||
#undef CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ |
|
||||||
|
|
||||||
#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ |
|
||||||
|
|
||||||
/*-----------------------------------------------------------------------
|
|
||||||
* PCI stuff |
|
||||||
*----------------------------------------------------------------------- |
|
||||||
*/ |
|
||||||
#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */ |
|
||||||
#define PCI_HOST_FORCE 1 /* configure as pci host */ |
|
||||||
#define PCI_HOST_AUTO 2 /* detected via arbiter enable */ |
|
||||||
|
|
||||||
#define CONFIG_PCI /* include pci support */ |
|
||||||
#define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */ |
|
||||||
#define CONFIG_PCI_HOST PCI_HOST_ADAPTER /* select pci host function */ |
|
||||||
#undef CONFIG_PCI_PNP /* no pci plug-and-play */ |
|
||||||
/* resource configuration */ |
|
||||||
|
|
||||||
#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ |
|
||||||
#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0407 /* PCI Device ID: PCI-405 */ |
|
||||||
#define CONFIG_SYS_PCI_CLASSCODE 0x0280 /* PCI Class Code: Network/Other*/ |
|
||||||
#define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */ |
|
||||||
#define CONFIG_SYS_PCI_PTM1MS 0xff000001 /* 16MB, enable hard-wired to 1 */ |
|
||||||
#define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_PCI_PTM2LA 0xef600000 /* point to internal regs */ |
|
||||||
#define CONFIG_SYS_PCI_PTM2MS 0xffe00001 /* 2MB, enable */ |
|
||||||
#define CONFIG_SYS_PCI_PTM2PCI 0x00000000 /* Host: use this pci address */ |
|
||||||
|
|
||||||
/*-----------------------------------------------------------------------
|
|
||||||
* Start addresses for the final memory configuration |
|
||||||
* (Set up by the startup code) |
|
||||||
* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
|
||||||
*/ |
|
||||||
#define CONFIG_SYS_SDRAM_BASE 0x00000000 |
|
||||||
#define CONFIG_SYS_FLASH_BASE 0xFFFD0000 |
|
||||||
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE |
|
||||||
#define CONFIG_SYS_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */ |
|
||||||
#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ |
|
||||||
|
|
||||||
/*
|
|
||||||
* For booting Linux, the board info and command line data |
|
||||||
* have to be in the first 8 MB of memory, since this is |
|
||||||
* the maximum mapped by the Linux kernel during initialization. |
|
||||||
*/ |
|
||||||
#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
|
||||||
/*-----------------------------------------------------------------------
|
|
||||||
* FLASH organization |
|
||||||
*/ |
|
||||||
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
|
||||||
#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ |
|
||||||
#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ |
|
||||||
#define CONFIG_SYS_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ |
|
||||||
#define CONFIG_SYS_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ |
|
||||||
/*
|
|
||||||
* The following defines are added for buggy IOP480 byte interface. |
|
||||||
* All other boards should use the standard values (CPCI405 etc.) |
|
||||||
*/ |
|
||||||
#define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */ |
|
||||||
#define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */ |
|
||||||
#define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ |
|
||||||
|
|
||||||
#define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ |
|
||||||
#define CONFIG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */ |
|
||||||
#define CONFIG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars*/ |
|
||||||
/* total size of a CAT24WC08 is 1024 bytes */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0200000 /* NVRAM base address */ |
|
||||||
#define CONFIG_SYS_NVRAM_SIZE (32*1024) /* NVRAM size */ |
|
||||||
|
|
||||||
/*-----------------------------------------------------------------------
|
|
||||||
* I2C EEPROM (CAT24WC16) for environment |
|
||||||
*/ |
|
||||||
#define CONFIG_SYS_I2C |
|
||||||
#define CONFIG_SYS_I2C_PPC4XX |
|
||||||
#define CONFIG_SYS_I2C_PPC4XX_CH0 |
|
||||||
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000 |
|
||||||
#define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F |
|
||||||
|
|
||||||
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ |
|
||||||
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ |
|
||||||
/* mask of address bits that overflow into the "EEPROM chip address" */ |
|
||||||
#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 |
|
||||||
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */ |
|
||||||
/* 16 byte page write mode using*/ |
|
||||||
/* last 4 bits of the address */ |
|
||||||
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ |
|
||||||
|
|
||||||
/*
|
|
||||||
* Init Memory Controller: |
|
||||||
* |
|
||||||
* BR0/1 and OR0/1 (FLASH) |
|
||||||
*/ |
|
||||||
|
|
||||||
#define FLASH_BASE0_PRELIM 0xFFE00000 /* FLASH bank #0 */ |
|
||||||
|
|
||||||
/*-----------------------------------------------------------------------
|
|
||||||
* External Bus Controller (EBC) Setup |
|
||||||
*/ |
|
||||||
|
|
||||||
/* Memory Bank 0 (Flash Bank 0) initialization */ |
|
||||||
#define CONFIG_SYS_EBC_PB0AP 0x92015480 |
|
||||||
#define CONFIG_SYS_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ |
|
||||||
|
|
||||||
/* Memory Bank 1 (NVRAM/RTC) initialization */ |
|
||||||
#define CONFIG_SYS_EBC_PB1AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */ |
|
||||||
#define CONFIG_SYS_EBC_PB1CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */ |
|
||||||
|
|
||||||
/* Memory Bank 2 (CAN0, 1) initialization */ |
|
||||||
#define CONFIG_SYS_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
|
||||||
/*#define CONFIG_SYS_EBC_PB2AP 0x038056C0 / * BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
|
||||||
#define CONFIG_SYS_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ |
|
||||||
|
|
||||||
/* Memory Bank 3 (FPGA internal) initialization */ |
|
||||||
#define CONFIG_SYS_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */ |
|
||||||
#define CONFIG_SYS_EBC_PB3CR 0xF041C000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=32bit */ |
|
||||||
#define CONFIG_SYS_FPGA_BASE_ADDR 0xF0400000 |
|
||||||
|
|
||||||
/*-----------------------------------------------------------------------
|
|
||||||
* FPGA stuff |
|
||||||
*/ |
|
||||||
/* FPGA internal regs */ |
|
||||||
#define CONFIG_SYS_FPGA_MODE 0x00 |
|
||||||
#define CONFIG_SYS_FPGA_STATUS 0x02 |
|
||||||
#define CONFIG_SYS_FPGA_TS 0x04 |
|
||||||
#define CONFIG_SYS_FPGA_TS_LOW 0x06 |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP0 0x10 |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP0_LOW 0x12 |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP1 0x14 |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP1_LOW 0x16 |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP2 0x18 |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP2_LOW 0x1a |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP3 0x1c |
|
||||||
#define CONFIG_SYS_FPGA_TS_CAP3_LOW 0x1e |
|
||||||
|
|
||||||
/* FPGA Mode Reg */ |
|
||||||
#define CONFIG_SYS_FPGA_MODE_CF_RESET 0x0001 |
|
||||||
#define CONFIG_SYS_FPGA_MODE_TS_IRQ_ENABLE 0x0100 |
|
||||||
#define CONFIG_SYS_FPGA_MODE_TS_IRQ_CLEAR 0x1000 |
|
||||||
#define CONFIG_SYS_FPGA_MODE_TS_CLEAR 0x2000 |
|
||||||
|
|
||||||
/* FPGA Status Reg */ |
|
||||||
#define CONFIG_SYS_FPGA_STATUS_DIP0 0x0001 |
|
||||||
#define CONFIG_SYS_FPGA_STATUS_DIP1 0x0002 |
|
||||||
#define CONFIG_SYS_FPGA_STATUS_DIP2 0x0004 |
|
||||||
#define CONFIG_SYS_FPGA_STATUS_FLASH 0x0008 |
|
||||||
#define CONFIG_SYS_FPGA_STATUS_TS_IRQ 0x1000 |
|
||||||
|
|
||||||
#define CONFIG_SYS_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */ |
|
||||||
#define CONFIG_SYS_FPGA_MAX_SIZE 32*1024 /* 32kByte is enough for XC2S15 */ |
|
||||||
|
|
||||||
/* FPGA program pin configuration */ |
|
||||||
#define CONFIG_SYS_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */ |
|
||||||
#define CONFIG_SYS_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */ |
|
||||||
#define CONFIG_SYS_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */ |
|
||||||
#define CONFIG_SYS_FPGA_INIT 0x00400000 /* FPGA init pin (ppc input) */ |
|
||||||
#define CONFIG_SYS_FPGA_DONE 0x00800000 /* FPGA done pin (ppc input) */ |
|
||||||
/* new INIT and DONE pins since board revision 1.2 (for PPC405GPr support) */ |
|
||||||
#define CONFIG_SYS_FPGA_INIT_V12 0x00008000 /* FPGA init pin (ppc input) */ |
|
||||||
#define CONFIG_SYS_FPGA_DONE_V12 0x00010000 /* FPGA done pin (ppc input) */ |
|
||||||
|
|
||||||
/*-----------------------------------------------------------------------
|
|
||||||
* Definitions for initial stack pointer and data area (in data cache) |
|
||||||
*/ |
|
||||||
/* use on chip memory ( OCM ) for temperary stack until sdram is tested */ |
|
||||||
#define CONFIG_SYS_TEMP_STACK_OCM 1 |
|
||||||
/* On Chip Memory location */ |
|
||||||
#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000 |
|
||||||
#define CONFIG_SYS_OCM_DATA_SIZE 0x1000 |
|
||||||
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */ |
|
||||||
#define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */ |
|
||||||
|
|
||||||
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
|
||||||
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
|
||||||
|
|
||||||
#endif /* __CONFIG_H */ |
|
||||||
Loading…
Reference in new issue