diff options
Diffstat (limited to 'board/pcs440ep')
| -rw-r--r-- | board/pcs440ep/pcs440ep.c | 160 | ||||
| -rw-r--r-- | board/pcs440ep/u-boot.lds | 139 |
2 files changed, 0 insertions, 299 deletions
diff --git a/board/pcs440ep/pcs440ep.c b/board/pcs440ep/pcs440ep.c index b70827e..ce1e616 100644 --- a/board/pcs440ep/pcs440ep.c +++ b/board/pcs440ep/pcs440ep.c @@ -551,166 +551,6 @@ phys_size_t initdram (int board_type) } /************************************************************************* - * 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 addr; - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /*-------------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - - 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) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440 EP PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /*--------------------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_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) -{ - /* PCS440EP is always configured as host. */ - return (1); -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* * hw_watchdog_reset * * This routine is called to reset (keep alive) the watchdog timer diff --git a/board/pcs440ep/u-boot.lds b/board/pcs440ep/u-boot.lds deleted file mode 100644 index 2f61091..0000000 --- a/board/pcs440ep/u-boot.lds +++ /dev/null @@ -1,139 +0,0 @@ -/* - * (C) Copyright 2006 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * 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 - */ - -OUTPUT_ARCH(powerpc) -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - .resetvec 0xFFFFFFFC : - { - *(.resetvec) - } = 0xffff - - .bootpg 0xFFFFF000 : - { - cpu/ppc4xx/start.o (.bootpg) - } = 0xffff - - /* 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 : - { - cpu/ppc4xx/start.o (.text) - board/pcs440ep/init.o (.text) - lib_generic/sha1.o (.text) - - *(.text) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.eh_frame) - *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x00FF) & 0xFFFFFF00; - _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 = .); - - . = .; - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - . = .; - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(256); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(256); - __init_end = .; - - __bss_start = .; - .bss (NOLOAD) : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - . = ALIGN(4); - } - - _end = . ; - PROVIDE (end = .); -} |