/* * (C) Copyright 2001 * Rob Taylor, Flying Pig Systems. robt@flyingpig.com. * * (C) Copyright 2002 * Gregory E. Allen, gallen@arlut.utexas.edu * Matthew E. Karger, karger@arlut.utexas.edu * Applied Research Laboratories, The University of Texas at Austin * * 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 <mpc824x.h> #include <asm/processor.h> #include <asm/io.h> #include <asm/mmu.h> #include <pci.h> #define SAVE_SZ 32 int checkboard(void) { ulong busfreq = get_bus_freq(0); char buf[32]; printf("Board: UTX8245 Local Bus at %s MHz\n", strmhz(buf, busfreq)); return 0; } phys_size_t initdram(int board_type) { long size; long new_bank0_end; long new_bank1_end; long mear1; long emear1; size = get_ram_size(CFG_SDRAM_BASE, CFG_MAX_RAM_SIZE); new_bank0_end = size/2 - 1; new_bank1_end = size - 1; mear1 = mpc824x_mpc107_getreg(MEAR1); emear1 = mpc824x_mpc107_getreg(EMEAR1); mear1 = (mear1 & 0xFFFF0000) | ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) | ((new_bank1_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT << 8); emear1 = (emear1 & 0xFFFF0000) | ((new_bank0_end & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) | ((new_bank1_end & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT << 8); mpc824x_mpc107_setreg(MEAR1, mear1); mpc824x_mpc107_setreg(EMEAR1, emear1); return (size); } /* * Initialize PCI Devices, report devices found. */ static struct pci_config_table pci_utx8245_config_table[] = { #ifndef CONFIG_PCI_PNP { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0C, PCI_ANY_ID, pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, PCI_ENET0_MEMADDR, PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, 0x0B, PCI_ANY_ID, pci_cfgfunc_config_device, { PCI_FIREWIRE_IOADDR, PCI_FIREWIRE_MEMADDR, PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }}, #endif /*CONFIG_PCI_PNP*/ { } }; static void pci_utx8245_fixup_irq(struct pci_controller *hose, pci_dev_t dev) { if (PCI_DEV(dev) == 11) /* assign serial interrupt line 9 (int25) to FireWire */ pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, 25); else if (PCI_DEV(dev) == 12) /* assign serial interrupt line 8 (int24) to Ethernet */ pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, 24); else if (PCI_DEV(dev) == 14) /* assign serial interrupt line 0 (int16) to PMC slot 0 */ pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, 16); else if (PCI_DEV(dev) == 15) /* assign serial interrupt line 1 (int17) to PMC slot 1 */ pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, 17); } static struct pci_controller utx8245_hose = { #ifndef CONFIG_PCI_PNP config_table: pci_utx8245_config_table, fixup_irq: pci_utx8245_fixup_irq, write_byte: pci_hose_write_config_byte #endif /*CONFIG_PCI_PNP*/ }; void pci_init_board (void) { pci_mpc824x_init(&utx8245_hose); icache_enable(); }