X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=board%2Famcc%2Febony%2Febony.c;h=df35589aa6242fac7b92699e72370264034e9758;hb=326ea986ac150acdc7656d57fca647db80b50158;hp=e61b5de2d84b5261807eb2d58fea98302484226b;hpb=eb4bf4c077dbf69a94a1697c784bc1f02aaab952;p=karo-tx-uboot.git diff --git a/board/amcc/ebony/ebony.c b/board/amcc/ebony/ebony.c index e61b5de2d8..df35589aa6 100644 --- a/board/amcc/ebony/ebony.c +++ b/board/amcc/ebony/ebony.c @@ -1,23 +1,7 @@ /* * Copyright (C) 2002 Scott McNutt * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include @@ -92,12 +76,13 @@ int board_early_init_f(void) int checkboard(void) { - char *s = getenv("serial#"); + char buf[64]; + int i = getenv_f("serial#", buf, sizeof(buf)); printf("Board: Ebony - AMCC PPC440GP Evaluation Board"); - if (s != NULL) { + if (i > 0) { puts(", serial# "); - puts(s); + puts(buf); } putc('\n'); @@ -164,96 +149,3 @@ long int fixed_sdram(void) return (128 * 1024 * 1024); /* 128 MB */ } #endif /* !defined(CONFIG_SPD_EEPROM) */ - -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The ebony board is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - strap = mfdcr(CPC0_STRP1); - if ((strap & 0x00100000) == 0) { - printf("PCI: CPC0_STRP1[PAE] not set.\n"); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r(PCIX0_PIM0SA, 0); /* disable */ - out32r(PCIX0_PIM1SA, 0); /* disable */ - out32r(PCIX0_PIM2SA, 0); /* disable */ - out32r(PCIX0_EROMBA, 0); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r(PCIX0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); - out32r(PCIX0_PIM0LAH, 0); - out32r(PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1); - - out32r(PCIX0_BAR0, 0); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r(PCIX0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); - out16r(PCIX0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); - - out16r(PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* - * is_pci_host - * - * This routine is called to determine if a pci scan should be - * performed. With various hardware environments (especially cPCI and - * PPMC) it's insufficient to depend on the state of the arbiter enable - * bit in the strap register, or generic host/adapter assumptions. - * - * Rather than hard-code a bad assumption in the general 440 code, the - * 440 pci code requires the board to decide at runtime. - * - * Return 0 for adapter mode, non-zero for host (monarch) mode. - * - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int is_pci_host(struct pci_controller *hose) -{ - /* The ebony board is always configured as host. */ - return (1); -} -#endif /* defined(CONFIG_PCI) */