Author: uwe Date: 2008-03-09 14:24:46 +0100 (Sun, 09 Mar 2008) New Revision: 3129
Added: trunk/coreboot-v2/src/mainboard/rca/ trunk/coreboot-v2/src/mainboard/rca/rm4100/ trunk/coreboot-v2/src/mainboard/rca/rm4100/Config.lb trunk/coreboot-v2/src/mainboard/rca/rm4100/Options.lb trunk/coreboot-v2/src/mainboard/rca/rm4100/auto.c trunk/coreboot-v2/src/mainboard/rca/rm4100/chip.h trunk/coreboot-v2/src/mainboard/rca/rm4100/gpio.c trunk/coreboot-v2/src/mainboard/rca/rm4100/irq_tables.c trunk/coreboot-v2/src/mainboard/rca/rm4100/mainboard.c trunk/coreboot-v2/src/mainboard/rca/rm4100/spd_table.h trunk/coreboot-v2/src/northbridge/intel/i82830/ trunk/coreboot-v2/src/northbridge/intel/i82830/Config.lb trunk/coreboot-v2/src/northbridge/intel/i82830/chip.h trunk/coreboot-v2/src/northbridge/intel/i82830/debug.c trunk/coreboot-v2/src/northbridge/intel/i82830/i82830.h trunk/coreboot-v2/src/northbridge/intel/i82830/northbridge.c trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.c trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.h trunk/coreboot-v2/targets/rca/ trunk/coreboot-v2/targets/rca/rm4100/ trunk/coreboot-v2/targets/rca/rm4100/Config.lb Log: Initial support for the Intel 82830 northbridge and RCA RM4100 board.
Signed-off-by: Joseph Smith joe@smittys.pointclark.net Acked-by: Uwe Hermann uwe@hermann-uwe.de
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/Config.lb =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/Config.lb (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/Config.lb 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,145 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net +## +## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +if USE_FALLBACK_IMAGE + default ROM_SECTION_SIZE = FALLBACK_SIZE + default ROM_SECTION_OFFSET = (ROM_SIZE - FALLBACK_SIZE) +else + default ROM_SECTION_SIZE = (ROM_SIZE - FALLBACK_SIZE) + default ROM_SECTION_OFFSET = 0 +end +default CONFIG_ROM_PAYLOAD_START = (0xffffffff - ROM_SIZE + ROM_SECTION_OFFSET + 1) +default PAYLOAD_SIZE = (ROM_SECTION_SIZE - ROM_IMAGE_SIZE) +default _ROMBASE = (CONFIG_ROM_PAYLOAD_START + PAYLOAD_SIZE) +default XIP_ROM_SIZE = 65536 +default XIP_ROM_BASE = (_ROMBASE + ROM_IMAGE_SIZE - XIP_ROM_SIZE) +arch i386 end +driver mainboard.o +if HAVE_PIRQ_TABLE object irq_tables.o end +# object reset.o +if HAVE_ACPI_TABLES + object fadt.o + object dsdt.o + object acpi_tables.o +end +makerule ./failover.E + depends "$(MAINBOARD)/../../../arch/i386/lib/failover.c ./romcc" + action "./romcc -E -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/../../../arch/i386/lib/failover.c -o $@" +end +makerule ./failover.inc + depends "$(MAINBOARD)/../../../arch/i386/lib/failover.c ./romcc" + action "./romcc -O --label-prefix=failover -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/../../../arch/i386/lib/failover.c -o $@" +end +makerule ./auto.E + # depends "$(MAINBOARD)/auto.c option_table.h ./romcc" + depends "$(MAINBOARD)/auto.c ./romcc" + action "./romcc -E -mcpu=p3 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" +end +makerule ./auto.inc + # depends "$(MAINBOARD)/auto.c option_table.h ./romcc" + depends "$(MAINBOARD)/auto.c ./romcc" + action "./romcc -mcpu=p3 -O -I$(TOP)/src -I. $(CPPFLAGS) $(MAINBOARD)/auto.c -o $@" +end +mainboardinit cpu/x86/16bit/entry16.inc +mainboardinit cpu/x86/32bit/entry32.inc +ldscript /cpu/x86/16bit/entry16.lds +ldscript /cpu/x86/32bit/entry32.lds +if USE_FALLBACK_IMAGE + mainboardinit cpu/x86/16bit/reset16.inc + ldscript /cpu/x86/16bit/reset16.lds +else + mainboardinit cpu/x86/32bit/reset32.inc + ldscript /cpu/x86/32bit/reset32.lds +end +mainboardinit arch/i386/lib/cpu_reset.inc +mainboardinit arch/i386/lib/id.inc +ldscript /arch/i386/lib/id.lds +if USE_FALLBACK_IMAGE + ldscript /arch/i386/lib/failover.lds + mainboardinit ./failover.inc +end +mainboardinit cpu/x86/fpu/enable_fpu.inc +mainboardinit cpu/x86/mmx/enable_mmx.inc +mainboardinit ./auto.inc +mainboardinit cpu/x86/mmx/disable_mmx.inc +dir /pc80 +config chip.h + +chip northbridge/intel/i82830 # Northbridge + device pci_domain 0 on # PCI domain + device pci 0.0 on end # Host bridge + chip drivers/pci/onboard # Onboard VGA + device pci 2.0 on end # VGA (Intel 82830 CGC) + register "rom_address" = "0xfff00000" + end + chip southbridge/intel/i82801xx # Southbridge + device pci 1d.0 on end # USB UHCI Controller #1 + device pci 1d.1 on end # USB UHCI Controller #2 + device pci 1d.2 on end # USB UHCI Controller #3 + device pci 1d.7 on end # USB2 EHCI Controller + device pci 1e.0 on # PCI bridge + device pci 08.0 on end # Intel 82801DB PRO/100 VE Ethernet + end + device pci 1f.0 on # ISA/LPC bridge + chip superio/smsc/smscsuperio # Super I/O + device pnp 2e.0 off # Floppy + io 0x60 = 0x3f0 + irq 0x70 = 6 + drq 0x74 = 2 + end + device pnp 2e.3 on # Parallel port + io 0x60 = 0x378 + irq 0x70 = 7 + drq 0x74 = 4 + end + device pnp 2e.4 on # Com1 + io 0x60 = 0x3f8 + irq 0x70 = 4 + end + device pnp 2e.5 on # Com2 / IR + io 0x60 = 0x2f8 + irq 0x70 = 3 + end + device pnp 2e.7 on # PS/2 keyboard/mouse + io 0x60 = 0x60 + io 0x62 = 0x64 + irq 0x70 = 1 # Keyboard interrupt + irq 0x72 = 12 # Mouse interrupt + end + device pnp 2e.9 off end # Game port + device pnp 2e.a on # PME + io 0x60 = 0x800 + end + device pnp 2e.b off end # MPU-401 + end + end + device pci 1f.1 on end # IDE + device pci 1f.3 on end # SMBus + device pci 1f.5 on end # AC'97 audio + device pci 1f.6 on end # AC'97 modem + end + end + device apic_cluster 0 on # APIC cluster + chip cpu/intel/socket_PGA370 # Mobile Celeron Micro-FCBGA Socket 479 + device apic 0 on end # APIC + end + end +end +
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/Options.lb =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/Options.lb (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/Options.lb 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,95 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net +## +## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +uses CC +uses CONFIG_CONSOLE_SERIAL8250 +uses CONFIG_CONSOLE_VGA +uses CONFIG_COMPRESSED_PAYLOAD_LZMA +uses CONFIG_IOAPIC +uses CONFIG_PCI_ROM_RUN +uses CONFIG_ROM_PAYLOAD +uses CONFIG_ROM_PAYLOAD_START +uses CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 +uses CONFIG_UDELAY_TSC +uses CONFIG_VIDEO_MB +uses CROSS_COMPILE +uses DEFAULT_CONSOLE_LOGLEVEL +uses FALLBACK_SIZE +uses HAVE_ACPI_TABLES +uses HAVE_FALLBACK_BOOT +uses HAVE_MP_TABLE +uses HAVE_OPTION_TABLE +uses HAVE_PIRQ_TABLE +uses HEAP_SIZE +uses HOSTCC +uses IRQ_SLOT_COUNT +uses COREBOOT_EXTRA_VERSION +uses MAINBOARD +uses MAINBOARD_VENDOR +uses MAINBOARD_PART_NUMBER +uses MAXIMUM_CONSOLE_LOGLEVEL +uses OBJCOPY +uses PAYLOAD_SIZE +uses _RAMBASE +uses _ROMBASE +uses ROM_IMAGE_SIZE +uses ROM_SECTION_SIZE +uses ROM_SECTION_OFFSET +uses ROM_SIZE +uses STACK_SIZE +uses TTYS0_BASE +uses TTYS0_BAUD +uses TTYS0_LCS +uses USE_FALLBACK_IMAGE +uses USE_OPTION_TABLE +uses XIP_ROM_SIZE +uses XIP_ROM_BASE + +default ROM_SIZE = 512 * 1024 +default ROM_IMAGE_SIZE = 128 * 1024 +default HAVE_FALLBACK_BOOT = 1 +default FALLBACK_SIZE = 512 * 1024 +default CONFIG_UDELAY_TSC = 1 +default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 = 1 +default HAVE_PIRQ_TABLE = 1 +default IRQ_SLOT_COUNT = 10 +default HAVE_MP_TABLE = 0 +default HAVE_ACPI_TABLES = 0 +default CONFIG_IOAPIC = 0 +default HAVE_OPTION_TABLE = 0 +default CONFIG_CONSOLE_VGA = 0 +default CONFIG_PCI_ROM_RUN = 0 +default CONFIG_VIDEO_MB = 0 +default STACK_SIZE = 0x2000 +default HEAP_SIZE = 0x4000 +default _RAMBASE = 0x00004000 +default USE_OPTION_TABLE = 0 +default CONFIG_ROM_PAYLOAD = 1 +default CC="$(CROSS_COMPILE)gcc -m32" +default HOSTCC="gcc" +default CONFIG_CONSOLE_SERIAL8250 = 1 +default TTYS0_BAUD = 115200 +default TTYS0_BASE = 0x3f8 +default TTYS0_LCS = 0x3 # 8n1 +default DEFAULT_CONSOLE_LOGLEVEL = 9 +default MAXIMUM_CONSOLE_LOGLEVEL = 9 +default MAINBOARD_VENDOR = "RCA" +default MAINBOARD_PART_NUMBER = "RM4100" +end
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/auto.c =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/auto.c (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/auto.c 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,136 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#define ASSEMBLY 1 + +#include <stdint.h> +#include <stdlib.h> +#include <device/pci_def.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include <arch/romcc_io.h> +#include <arch/hlt.h> +#include "pc80/serial.c" +#include "pc80/udelay_io.c" +#include "arch/i386/lib/console.c" +#include "ram/ramtest.c" +#include "superio/smsc/smscsuperio/smscsuperio_early_serial.c" +#include "northbridge/intel/i82830/raminit.h" +#include "southbridge/intel/i82801xx/i82801xx.h" +#include "cpu/x86/mtrr/earlymtrr.c" +#include "cpu/x86/bist.h" +#include "spd_table.h" +#include "gpio.c" + +#define SERIAL_DEV PNP_DEV(0x2e, SMSCSUPERIO_SP1) + +#include "southbridge/intel/i82801xx/i82801xx_early_smbus.c" + +/** + * The onboard 128MB PC133 memory does not have a SPD EEPROM so the + * values have to be set manually, the SO-DIMM socket is located in + * socket0 (0x50), and the onboard memory is located in socket1 (0x51). + */ +static inline int spd_read_byte(unsigned device, unsigned address) +{ + int i; + + if (device == 0x50) { + return smbus_read_byte(device, address); + } else if (device == 0x51) { + for (i = 0; i < ARRAY_SIZE(spd_table); i++) { + if (spd_table[i].address == address) + return spd_table[i].data; + } + return 0xFF; /* Return 0xFF when address is not found. */ + } else { + return 0xFF; /* Return 0xFF on any failures. */ + } +} + +#include "northbridge/intel/i82830/raminit.c" +#include "sdram/generic_sdram.c" + +/** + * We have to disable the TCO Timer system reboot feature + * or we get several reboots through out the boot processes. + */ +static void disable_tco_timer(void) +{ + device_t dev; + u8 reg8; + + /* Set the LPC device statically. */ + dev = PCI_DEV(0x0, 0x1f, 0x0); + + /* Disable the TCO Timer system reboot feature. */ + reg8 = pci_read_config8(dev, 0xd4); + reg8 |= (1 << 1); + pci_write_config8(dev, 0xd4, reg8); +} + +/** + * The AC'97 Audio Controller I/O space registers are read only by default + * so we need to enable them by setting register 0x41 to 0x01. + */ +static void ac97_io_enable(void) +{ + device_t dev; + + /* Set the ac97 audio device staticly. */ + dev = PCI_DEV(0x0, 0x1f, 0x5); + + /* Enable access to the IO space. */ + pci_write_config8(dev, 0x41, 0x01); +} + +static void main(unsigned long bist) +{ + static const struct mem_controller memctrl[] = { + { + .d0 = PCI_DEV(0, 0, 0), + .channel0 = {0x50, 0x51}, + } + }; + + if (bist == 0) + early_mtrr_init(); + + enable_smbus(); + + smscsuperio_enable_serial(SERIAL_DEV, TTYS0_BASE); + mb_gpio_init(); + uart_init(); + console_init(); + + /* Halt if there was a built in self test failure. */ + report_bist_failure(bist); + + sdram_set_registers(memctrl); + sdram_set_spd_registers(memctrl); + sdram_enable(0, memctrl); + + /* Check RAM. */ + /* ram_check(0, 640 * 1024); */ + /* ram_check(130048 * 1024, 131072 * 1024); */ + + disable_tco_timer(); + ac97_io_enable(); +}
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/chip.h =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/chip.h (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/chip.h 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,25 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +extern struct chip_operations mainboard_rca_rm4100_ops; + +struct mainboard_rca_rm4100_config { + int nothing; +};
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/gpio.c =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/gpio.c (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/gpio.c 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,120 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#define PME_DEV PNP_DEV(0x2e, 0x0a) +#define PME_IO_BASE_ADDR 0x800 /* Runtime register base address */ +#define ICH_IO_BASE_ADDR 0x00000500 /* GPIO base address register */ + +/* Early mainboard specific GPIO setup. */ +static void mb_gpio_init(void) +{ + device_t dev; + uint16_t port; + uint32_t set_gpio; + + /* Southbridge GPIOs. */ + /* Set the LPC device statically. */ + dev = PCI_DEV(0x0, 0x1f, 0x0); + + /* Set the value for GPIO base address register and enable GPIO. */ + pci_write_config32(dev, GPIO_BASE_ICH0_5, (ICH_IO_BASE_ADDR | 1)); + pci_write_config8(dev, GPIO_CNTL_ICH0_5, 0x10); + + /* Set GPIO25 to input and drive GPIO23 to high, + * this enables the LAN controller. + */ + udelay(10); + set_gpio = 0x0000ffff; + set_gpio |= 1 << 25; + outl(set_gpio, ICH_IO_BASE_ADDR + 0x04); + + set_gpio = 0x1b3f0000; + set_gpio |= 1 << 23; + outl(set_gpio, ICH_IO_BASE_ADDR + 0x0c); + + /* Super I/O GPIOs. */ + dev = PME_DEV; + port = dev >> 8; + + outb(0x55, port); /* Enter the configuration state. */ + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, PME_IO_BASE_ADDR); + pnp_set_enable(dev, 1); + outl(0x03, PME_IO_BASE_ADDR + 0x1e); /* Force Disk Change */ + outl(0x02, PME_IO_BASE_ADDR + 0x1f); /* Floppy Data Rate */ + outl(0x81, PME_IO_BASE_ADDR + 0x20); /* UART1 FIFO */ + outl(0x00, PME_IO_BASE_ADDR + 0x21); /* UART2 FIFO */ + outl(0x00, PME_IO_BASE_ADDR + 0x22); /* Device Disable */ + outl(0x01, PME_IO_BASE_ADDR + 0x23); /* GP10 */ + outl(0x01, PME_IO_BASE_ADDR + 0x24); /* GP11 */ + outl(0x01, PME_IO_BASE_ADDR + 0x25); /* GP12 */ + outl(0x01, PME_IO_BASE_ADDR + 0x26); /* GP13 */ + outl(0x01, PME_IO_BASE_ADDR + 0x27); /* GP14 */ + outl(0x01, PME_IO_BASE_ADDR + 0x28); /* GP15 */ + outl(0x01, PME_IO_BASE_ADDR + 0x29); /* GP16 */ + outl(0x01, PME_IO_BASE_ADDR + 0x2a); /* GP17 */ + outl(0x01, PME_IO_BASE_ADDR + 0x2b); /* GP20 */ + outl(0x01, PME_IO_BASE_ADDR + 0x2c); /* GP21 */ + outl(0x01, PME_IO_BASE_ADDR + 0x2d); /* GP22 */ + outl(0x01, PME_IO_BASE_ADDR + 0x2f); /* GP24 */ + outl(0x01, PME_IO_BASE_ADDR + 0x30); /* GP25 */ + outl(0x01, PME_IO_BASE_ADDR + 0x31); /* GP26 */ + outl(0x01, PME_IO_BASE_ADDR + 0x32); /* GP27 */ + outl(0x05, PME_IO_BASE_ADDR + 0x33); /* GP30 */ + outl(0x05, PME_IO_BASE_ADDR + 0x34); /* GP31 */ + outl(0x00, PME_IO_BASE_ADDR + 0x35); /* GP32 */ + outl(0x00, PME_IO_BASE_ADDR + 0x36); /* GP33 */ + outl(0x00, PME_IO_BASE_ADDR + 0x37); /* GP34 */ + outl(0x04, PME_IO_BASE_ADDR + 0x38); /* GP35 */ + outl(0x01, PME_IO_BASE_ADDR + 0x39); /* GP36 */ + outl(0x01, PME_IO_BASE_ADDR + 0x3a); /* GP37 */ + outl(0x01, PME_IO_BASE_ADDR + 0x3b); /* GP40 */ + outl(0x01, PME_IO_BASE_ADDR + 0x3c); /* GP41 */ + outl(0x86, PME_IO_BASE_ADDR + 0x3d); /* GP42 */ + outl(0x01, PME_IO_BASE_ADDR + 0x3e); /* GP43 */ + outl(0x05, PME_IO_BASE_ADDR + 0x3f); /* GP50 */ + outl(0x05, PME_IO_BASE_ADDR + 0x40); /* GP51 */ + outl(0x05, PME_IO_BASE_ADDR + 0x41); /* GP52 */ + outl(0x04, PME_IO_BASE_ADDR + 0x42); /* GP53 */ + outl(0x05, PME_IO_BASE_ADDR + 0x43); /* GP54 */ + outl(0x04, PME_IO_BASE_ADDR + 0x44); /* GP55 */ + outl(0x05, PME_IO_BASE_ADDR + 0x45); /* GP56 */ + outl(0x04, PME_IO_BASE_ADDR + 0x46); /* GP57 */ + outl(0x01, PME_IO_BASE_ADDR + 0x47); /* GP58 */ + outl(0x01, PME_IO_BASE_ADDR + 0x48); /* GP59 */ + outl(0x00, PME_IO_BASE_ADDR + 0x4b); /* GP1 */ + outl(0x04, PME_IO_BASE_ADDR + 0x4c); /* GP2 */ + outl(0xc0, PME_IO_BASE_ADDR + 0x4d); /* GP3 */ + outl(0x00, PME_IO_BASE_ADDR + 0x4e); /* GP4 */ + outl(0x07, PME_IO_BASE_ADDR + 0x4f); /* GP5 */ + outl(0x00, PME_IO_BASE_ADDR + 0x50); /* GP6 */ + outl(0x00, PME_IO_BASE_ADDR + 0x56); /* FAN1 */ + outl(0x00, PME_IO_BASE_ADDR + 0x57); /* FAN2 */ + outl(0x50, PME_IO_BASE_ADDR + 0x58); /* Fan Control */ + outl(0xff, PME_IO_BASE_ADDR + 0x59); /* Fan1 Tachometer */ + outl(0xff, PME_IO_BASE_ADDR + 0x5a); /* Fan2 Tachometer */ + outl(0x00, PME_IO_BASE_ADDR + 0x5b); /* Fan1 Preload */ + outl(0x00, PME_IO_BASE_ADDR + 0x5c); /* Fan2 Preload */ + outl(0x00, PME_IO_BASE_ADDR + 0x5d); /* LED1 */ + outl(0x00, PME_IO_BASE_ADDR + 0x5e); /* LED2 */ + outl(0x00, PME_IO_BASE_ADDR + 0x5f); /* Keyboard Scan Code */ + outb(0xaa, port); /* Exit the configuration state. */ +}
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/irq_tables.c =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/irq_tables.c (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/irq_tables.c 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,53 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <arch/pirq_routing.h> + +const struct irq_routing_table intel_irq_routing_table = { + PIRQ_SIGNATURE, /* u32 signature */ + PIRQ_VERSION, /* u16 version */ + 32+16*IRQ_SLOT_COUNT, /* there can be total 10 devices on the bus */ + 0x00, /* Where the interrupt router lies (bus) */ + (0x1f<<3)|0x0, /* Where the interrupt router lies (dev) */ + 0, /* IRQs devoted exclusively to PCI usage */ + 0x8086, /* Vendor */ + 0x24c0, /* Device */ + 0, /* Crap (miniport) */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */ + 0x14, /* u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */ + { + /* bus, dev|fn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu */ + {0x00,(0x1d<<3)|0x0, {{0x60, 0x1ef8}, {0x61, 0x1ef8}, {0x62, 0x1ef8}, {0x63, 0x01ef8}}, 0x0, 0x0}, /* [A] USB UHCI Controller #1 */ + {0x00,(0x1d<<3)|0x1, {{0x61, 0x1ef8}, {0x62, 0x1ef8}, {0x63, 0x1ef8}, {0x60, 0x01ef8}}, 0x0, 0x0}, /* [B] USB UHCI Controller #2 */ + {0x00,(0x1d<<3)|0x2, {{0x62, 0x1ef8}, {0x63, 0x1ef8}, {0x60, 0x1ef8}, {0x61, 0x01ef8}}, 0x0, 0x0}, /* [C] USB UHCI Controller #3 */ + {0x00,(0x1d<<3)|0x7, {{0x63, 0x1ef8}, {0x60, 0x1ef8}, {0x61, 0x1ef8}, {0x62, 0x01ef8}}, 0x0, 0x0}, /* [D] USB2 EHCI Controller */ + {0x00,(0x1f<<3)|0x1, {{0x60, 0x1ef8}, {0x61, 0x1ef8}, {0x62, 0x1ef8}, {0x63, 0x01ef8}}, 0x0, 0x0}, /* [A] IDE Controller */ + {0x00,(0x1f<<3)|0x3, {{0x61, 0x1ef8}, {0x62, 0x1ef8}, {0x63, 0x1ef8}, {0x60, 0x01ef8}}, 0x0, 0x0}, /* [B] SMBus Controller */ + {0x00,(0x02<<3)|0x0, {{0x60, 0x1ef8}, {0x61, 0x1ef8}, {0x62, 0x1ef8}, {0x63, 0x01ef8}}, 0x0, 0x0}, /* [A] VGA compatible controller */ + {0x00,(0x1f<<3)|0x5, {{0x61, 0x1ef8}, {0x62, 0x1ef8}, {0x63, 0x1ef8}, {0x60, 0x01ef8}}, 0x0, 0x0}, /* [B] AC'97 Audio Controller */ + {0x01,(0x08<<3)|0x0, {{0x68, 0x1ef8}, {0x00, 0x0000}, {0x00, 0x0000}, {0x00, 0x00000}}, 0x0, 0x0}, /* [A] Ethernet controller */ + {0x00,(0x1f<<3)|0x6, {{0x61, 0x1ef8}, {0x62, 0x1ef8}, {0x63, 0x1ef8}, {0x64, 0x01ef8}}, 0x0, 0x0}, /* [B] AC'97 Modem Controller */ + } +}; + +unsigned long write_pirq_routing_table(unsigned long addr) +{ + return copy_pirq_routing_table(addr); +}
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/mainboard.c =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/mainboard.c (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/mainboard.c 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <device/device.h> +#include "chip.h" + +struct chip_operations mainboard_rca_rm4100_ops = { + CHIP_NAME("RCA RM4100 Mainboard") +};
Added: trunk/coreboot-v2/src/mainboard/rca/rm4100/spd_table.h =================================================================== --- trunk/coreboot-v2/src/mainboard/rca/rm4100/spd_table.h (rev 0) +++ trunk/coreboot-v2/src/mainboard/rca/rm4100/spd_table.h 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,40 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <spd.h> + +struct spd_entry { + unsigned int address; + unsigned int data; +}; + +/* + * The onboard 128MB PC133 memory does not have an SPD EEPROM so the values + * have to be set manually, the onboard memory is located in socket1 (0x51). + */ +const struct spd_entry spd_table [] = { + {SPD_MEMORY_TYPE, 0x04}, /* (Fundamental) memory type */ + {SPD_NUM_COLUMNS, 0x09}, /* Number of column address bits */ + {SPD_NUM_DIMM_BANKS, 0x01}, /* Number of module rows (banks) */ + {SPD_MODULE_DATA_WIDTH_LSB, 0x40}, /* Module data width (LSB) */ + {SPD_MIN_CYCLE_TIME_AT_CAS_MAX, 0x75}, /* SDRAM cycle time (highest CAS latency), RAS access time (tRAC) */ + {SPD_ACCESS_TIME_FROM_CLOCK, 0x54}, /* SDRAM access time from clock (highest CAS latency), CAS access time (Tac, tCAC) */ + {SPD_DENSITY_OF_EACH_ROW_ON_MODULE, 0x20}, /* Density of each row on module */ +};
Added: trunk/coreboot-v2/src/northbridge/intel/i82830/Config.lb =================================================================== --- trunk/coreboot-v2/src/northbridge/intel/i82830/Config.lb (rev 0) +++ trunk/coreboot-v2/src/northbridge/intel/i82830/Config.lb 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,22 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net +## +## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +config chip.h +object northbridge.o
Added: trunk/coreboot-v2/src/northbridge/intel/i82830/chip.h =================================================================== --- trunk/coreboot-v2/src/northbridge/intel/i82830/chip.h (rev 0) +++ trunk/coreboot-v2/src/northbridge/intel/i82830/chip.h 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,24 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +struct northbridge_intel_i82830_config { +}; + +extern struct chip_operations northbridge_intel_i82830_ops;
Added: trunk/coreboot-v2/src/northbridge/intel/i82830/debug.c =================================================================== --- trunk/coreboot-v2/src/northbridge/intel/i82830/debug.c (rev 0) +++ trunk/coreboot-v2/src/northbridge/intel/i82830/debug.c 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,66 @@ + +static void print_debug_pci_dev(unsigned dev) +{ + print_debug("PCI: "); + print_debug_hex8((dev >> 16) & 0xff); + print_debug_char(':'); + print_debug_hex8((dev >> 11) & 0x1f); + print_debug_char('.'); + print_debug_hex8((dev >> 8) & 7); +} + +static void print_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + print_debug_pci_dev(dev); + print_debug("\r\n"); + } +} + +static void dump_pci_device(unsigned dev) +{ + int i; + print_debug_pci_dev(dev); + print_debug("\r\n"); + + for(i = 0; i <= 255; i++) { + unsigned char val; + if ((i & 0x0f) == 0) { + print_debug_hex8(i); + print_debug_char(':'); + } + val = pci_read_config8(dev, i); + print_debug_char(' '); + print_debug_hex8(val); + if ((i & 0x0f) == 0x0f) { + print_debug("\r\n"); + } + } +} + +static void dump_pci_devices(void) +{ + device_t dev; + for(dev = PCI_DEV(0, 0, 0); + dev <= PCI_DEV(0, 0x1f, 0x7); + dev += PCI_DEV(0,0,1)) { + uint32_t id; + id = pci_read_config32(dev, PCI_VENDOR_ID); + if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0xffff) || + (((id >> 16) & 0xffff) == 0x0000)) { + continue; + } + dump_pci_device(dev); + } +}
Added: trunk/coreboot-v2/src/northbridge/intel/i82830/i82830.h =================================================================== --- trunk/coreboot-v2/src/northbridge/intel/i82830/i82830.h (rev 0) +++ trunk/coreboot-v2/src/northbridge/intel/i82830/i82830.h 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,52 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#define RRBAR 0x48 /* Register Range Base Address (0x00000000) */ +#define GCC0 0x50 /* GMCH Control #0 (0xa072) */ +#define GCC1 0x52 /* GMCH Control #1 (0x0000) */ +#define FDHC 0x58 /* Fixed DRAM Hole Control (0x00) */ +#define PAM0 0x59 /* Programable Attribute Map #0 (0x00) */ +#define PAM1 0x5a /* Programable Attribute Map #1 (0x00) */ +#define PAM2 0x5b /* Programable Attribute Map #2 (0x00) */ +#define PAM3 0x5c /* Programable Attribute Map #3 (0x00) */ +#define PAM4 0x5d /* Programable Attribute Map #4 (0x00) */ +#define PAM5 0x5e /* Programable Attribute Map #5 (0x00) */ +#define PAM6 0x5f /* Programable Attribute Map #6 (0x00) */ +#define DRB 0x60 /* DRAM Row Boundary #0 (0x00) */ +#define DRB1 0x61 /* DRAM Row Boundary #1 (0x00) */ +#define DRB2 0x62 /* DRAM Row Boundary #2 (0x00) */ +#define DRB3 0x63 /* DRAM Row Boundary #3 (0x00) */ +#define DRA 0x70 /* DRAM Row Attribute #0 (0xff) */ +#define DRA1 0x71 /* DRAM Row Attribute #1 (0xff) */ +#define DRT 0x78 /* DRAM Timing (0x00000010) */ +#define DRC 0x7c /* DRAM Controller Mode #0 (0x00000000) */ +#define DRC1 0x7d /* DRAM Controller Mode #1 (0x00000000) */ +#define DRC2 0x7e /* DRAM Controller Mode #2 (0x00000000) */ +#define DRC3 0x7f /* DRAM Controller Mode #3 (0x00000000) */ +#define DTC 0x8c /* DRAM Throttling Control (0x00000000) */ +#define SMRAM 0x90 /* System Management RAM Control (0x02) */ +#define ESMRAMC 0x91 /* Extended System Management RAM Control Reg. (0x38) */ +#define ERRSTS 0x92 /* Error Status (0x0000) */ +#define ERRCMD 0x94 /* Error Command (0x0000) */ +#define BUFF_SC 0xec /* System Memory Buffer Strength Control (0x00000000) */ +#define APBASE 0x10 /* Aperture Base Configuration (0x00000008) */ +#define APSIZE 0xb4 /* Apterture Size (0x00) */ +#define ATTBASE 0xb8 /* Aperture Translation Table Base (0x00000000) */ +
Added: trunk/coreboot-v2/src/northbridge/intel/i82830/northbridge.c =================================================================== --- trunk/coreboot-v2/src/northbridge/intel/i82830/northbridge.c (rev 0) +++ trunk/coreboot-v2/src/northbridge/intel/i82830/northbridge.c 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,197 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <console/console.h> +#include <arch/io.h> +#include <stdint.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <stdlib.h> +#include <string.h> +#include <bitops.h> +#include "chip.h" +#include "i82830.h" + +static void northbridge_init(device_t dev) +{ + printk_spew("Northbridge init\n"); +} + +static struct device_operations northbridge_operations = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = northbridge_init, + .enable = 0, + .ops_pci = 0, +}; + +static struct pci_driver northbridge_driver __pci_driver = { + .ops = &northbridge_operations, + .vendor = PCI_VENDOR_ID_INTEL, + .device = 0x3575, +}; + +#define BRIDGE_IO_MASK (IORESOURCE_IO | IORESOURCE_MEM) + +static void pci_domain_read_resources(device_t dev) +{ + struct resource *resource; + + /* Initialize the system wide I/O space constraints. */ + resource = new_resource(dev, IOINDEX_SUBTRACTIVE(0, 0)); + resource->limit = 0xffffUL; + resource->flags = + IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED; + + /* Initialize the system wide memory resources constraints. */ + resource = new_resource(dev, IOINDEX_SUBTRACTIVE(1, 0)); + resource->limit = 0xffffffffULL; + resource->flags = + IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED; +} + +static void ram_resource(device_t dev, unsigned long index, + unsigned long basek, unsigned long sizek) +{ + struct resource *resource; + + if (!sizek) + return; + resource = new_resource(dev, index); + resource->base = ((resource_t) basek) << 10; + resource->size = ((resource_t) sizek) << 10; + resource->flags = IORESOURCE_MEM | IORESOURCE_CACHEABLE | + IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED; +} + +static void tolm_test(void *gp, struct device *dev, struct resource *new) +{ + struct resource **best_p = gp; + struct resource *best; + best = *best_p; + if (!best || (best->base > new->base)) + best = new; + *best_p = best; +} + +static uint32_t find_pci_tolm(struct bus *bus) +{ + struct resource *min; + uint32_t tolm; + min = 0; + search_bus_resources(bus, IORESOURCE_MEM, IORESOURCE_MEM, tolm_test, + &min); + tolm = 0xffffffffUL; + if (min && tolm > min->base) + tolm = min->base; + return tolm; +} + +static void pci_domain_set_resources(device_t dev) +{ + device_t mc_dev; + uint32_t pci_tolm; + int igd_memory = 0; + + pci_tolm = find_pci_tolm(&dev->link[0]); + mc_dev = dev->link[0].children; + if (mc_dev) { + unsigned long tomk, tolmk; + int idx; + + if (CONFIG_VIDEO_MB == 512) { + igd_memory = (CONFIG_VIDEO_MB); + } else { + igd_memory = (CONFIG_VIDEO_MB * 1024); + } + + /* Get the value of the highest DRB. This tells the end of + * the physical memory. The units are ticks of 32MB + * i.e. 1 means 32MB. + */ + tomk = ((unsigned long)pci_read_config8(mc_dev, DRB + 3)) << 15; + tomk -= igd_memory; + printk_debug("Setting RAM size to %d\n", tomk); + + /* Compute the top of low memory. */ + tolmk = pci_tolm >> 10; + if (tolmk >= tomk) { + /* The PCI hole does does not overlap the memory. */ + tolmk = tomk; + } + + /* Report the memory regions. */ + idx = 10; + ram_resource(dev, idx++, 0, 640); + ram_resource(dev, idx++, 1024, tolmk - 1024); + } + assign_resources(&dev->link[0]); +} + +static unsigned int pci_domain_scan_bus(device_t dev, unsigned int max) +{ + max = pci_scan_bus(&dev->link[0], PCI_DEVFN(0, 0), 0xff, max); + return max; +} + +static struct device_operations pci_domain_ops = { + .read_resources = pci_domain_read_resources, + .set_resources = pci_domain_set_resources, + .enable_resources = enable_childrens_resources, + .init = 0, + .scan_bus = pci_domain_scan_bus, +}; + +static void cpu_bus_init(device_t dev) +{ + initialize_cpus(&dev->link[0]); +} + +static void cpu_bus_noop(device_t dev) +{ +} + +static struct device_operations cpu_bus_ops = { + .read_resources = cpu_bus_noop, + .set_resources = cpu_bus_noop, + .enable_resources = cpu_bus_noop, + .init = cpu_bus_init, + .scan_bus = 0, +}; + +static void enable_dev(struct device *dev) +{ + struct device_path; + + /* Set the operations if it is a special bus type. */ + if (dev->path.type == DEVICE_PATH_PCI_DOMAIN) { + dev->ops = &pci_domain_ops; + pci_set_method(dev); + } else if (dev->path.type == DEVICE_PATH_APIC_CLUSTER) { + dev->ops = &cpu_bus_ops; + } +} + +struct chip_operations northbridge_intel_i82830_ops = { + CHIP_NAME("Intel 82830 Northbridge") + .enable_dev = enable_dev, +};
Added: trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.c =================================================================== --- trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.c (rev 0) +++ trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.c 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,508 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#include <spd.h> +#include <sdram_mode.h> +#include <delay.h> +#include "debug.c" +#include "i82830.h" + +/*----------------------------------------------------------------------------- +Macros and definitions. +-----------------------------------------------------------------------------*/ + +/* Uncomment this to enable debugging output. */ +/* #define DEBUG_RAM_SETUP 1 */ + +/* Debugging macros. */ +#if defined(DEBUG_RAM_SETUP) +#define PRINT_DEBUG(x) print_debug(x) +#define PRINT_DEBUG_HEX8(x) print_debug_hex8(x) +#define PRINT_DEBUG_HEX16(x) print_debug_hex16(x) +#define PRINT_DEBUG_HEX32(x) print_debug_hex32(x) +#define DUMPNORTH() dump_pci_device(PCI_DEV(0, 0, 0)) +#else +#define PRINT_DEBUG(x) +#define PRINT_DEBUG_HEX8(x) +#define PRINT_DEBUG_HEX16(x) +#define PRINT_DEBUG_HEX32(x) +#define DUMPNORTH() +#endif + +/* DRC[10:8] - Refresh Mode Select (RMS). + * 0x0 for Refresh Disabled (Self Refresh) + * 0x1 for Refresh interval 15.6 us for 133MHz + * 0x2 for Refresh interval 7.8 us for 133MHz + * 0x7 /* Refresh interval 128 Clocks. (Fast Refresh Mode) + */ +#define RAM_COMMAND_REFRESH 0x2 + +/* DRC[6:4] - SDRAM Mode Select (SMS). */ +#define RAM_COMMAND_SELF_REFRESH 0x0 +#define RAM_COMMAND_NOP 0x1 +#define RAM_COMMAND_PRECHARGE 0x2 +#define RAM_COMMAND_MRS 0x3 +#define RAM_COMMAND_CBR 0x6 +#define RAM_COMMAND_NORMAL 0x7 + +/* DRC[29] - Initialization Complete (IC). */ +#define RAM_COMMAND_IC 0x1 + +/*----------------------------------------------------------------------------- +SDRAM configuration functions. +-----------------------------------------------------------------------------*/ + +/* Send the specified RAM command to all DIMMs. */ + +static void do_ram_command(const struct mem_controller *ctrl, uint32_t command, + uint32_t addr_offset) +{ + int i; + uint8_t reg8, reg8_2 = 0; + uint32_t reg32; + + /* Configure the RAM command. */ + reg32 = pci_read_config32(ctrl->d0, DRC); + /* Clear bits 29, 10-8, 6-4. */ + reg32 &= 0xdffff88f; + reg32 |= command << 4; + /* If RAM_COMMAND_NORMAL set the refresh mode and IC bit. */ + if (command == RAM_COMMAND_NORMAL) + reg32 |= ((RAM_COMMAND_REFRESH << 8) | (RAM_COMMAND_IC << 29)); + pci_write_config32(ctrl->d0, DRC, reg32); + + /* RAM_COMMAND_NORMAL affects only the memory controller and + doesn't need to be "sent" to the DIMMs. */ + /* if (command == RAM_COMMAND_NORMAL) return; */ + + PRINT_DEBUG(" Sending RAM command 0x"); + PRINT_DEBUG_HEX32(reg32); + PRINT_DEBUG(" to 0x"); + PRINT_DEBUG_HEX32(0 + addr_offset); + PRINT_DEBUG("\r\n"); + + /* NOTE: Dual-sided ready. */ + read32(0 + addr_offset); + for (i = 0; i < 4; i++) { + reg8 = pci_read_config8(ctrl->d0, DRB + i); + if (reg8 != reg8_2) + read32(reg8 * 32 * 1024 * 1024); + reg8_2 = reg8; + } +} + +/*----------------------------------------------------------------------------- +DIMM-independant configuration functions. +-----------------------------------------------------------------------------*/ + +struct dimm_size { + unsigned long side1; + unsigned long side2; +}; + +static struct dimm_size spd_get_dimm_size(unsigned device) +{ + struct dimm_size sz; + int i, module_density, dimm_banks; + sz.side1 = 0; + module_density = spd_read_byte(device, 31); + dimm_banks = spd_read_byte(device, 5); + + /* Find the size of side1. */ + /* Find the larger value. The larger value is always side1. */ + for (i = 512; i >= 0; i >>= 1) { + if ((module_density & i) == i) { + sz.side1 = i; + break; + } + } + + /* Set to 0 in case it's single sided. */ + sz.side2 = 0; + + /* Test if it's a dual-sided DIMM. */ + if (dimm_banks > 1) { + /* Test to see if there's a second value, if so it's asymmetrical. */ + if (module_density != i) { + /* Find the second value, picking up where we left off. */ + /* i >>= 1 done initially to make sure we don't get the same value again. */ + for (i >>= 1; i >= 0; i >>= 1) { + if (module_density == (sz.side1 | i)) { + sz.side2 = i; + break; + } + } + /* If not, it's symmetrical */ + } else { + sz.side2 = sz.side1; + } + } + + /* SPD byte 31 is the memory size divided by 4 so we + * need to muliply by 4 to get the total size. + */ + sz.side1 *= 4; + sz.side2 *= 4; + return sz; +} + +static void spd_set_dram_size(const struct mem_controller *ctrl) +{ + int i, value, drb1, drb2; + + for (i = 0; i < DIMM_SOCKETS; i++) { + struct dimm_size sz; + unsigned device; + device = ctrl->channel0[i]; + drb1 = 0; + drb2 = 0; + + /* First check if a DIMM is actually present. */ + if (spd_read_byte(device, 2) == 0x4) { + print_debug("Found DIMM in slot "); + print_debug_hex8(i); + print_debug("\r\n"); + + sz = spd_get_dimm_size(device); + + /* WISHLIST: would be nice to display it as decimal? */ + print_debug("DIMM is 0x"); + print_debug_hex16(sz.side1); + print_debug(" on side 1\r\n"); + print_debug("DIMM is 0x"); + print_debug_hex16(sz.side2); + print_debug(" on side 2\r\n"); + + /* Test for PC133 (i82830 only supports PC133) */ + /* PC133 SPD9 - cycle time is always 75 */ + if (spd_read_byte(device, 9) != 0x75) { + print_err("SPD9 DIMM Is Not PC133 Compatable\r\n"); + die("HALT\r\n"); + } + /* PC133 SPD10 - access time is always 54 */ + if (spd_read_byte(device, 10) != 0x54) { + print_err("SPD10 DIMM Is Not PC133 Compatable\r\n"); + die("HALT\r\n"); + } + + /* The i82830 only supports a symmetrical dual-sided dimms + * and can't handle DIMMs smaller than 32MB per + * side or larger than 256MB per side. + */ + if ((sz.side2 != 0) && (sz.side1 != sz.side2)) { + print_err("This northbridge only supports\r\n"); + print_err("symmetrical dual-sided DIMMs\r\n"); + print_err("booting as a single-sided DIMM\r\n"); + sz.side2 = 0; + } + if ((sz.side1 < 32)) { + print_err("DIMMs smaller than 32MB per side\r\n"); + print_err("are not supported on this northbridge\r\n"); + die("HALT\r\n"); + } + + if ((sz.side1 > 256)) { + print_err + ("DIMMs larger than 256MB per side\r\n"); + print_err + ("are not supported on this northbridge\r\n"); + die("HALT\r\n"); + } + + /* We need to divide size by 32 to set up the + * DRB registers. + */ + if (sz.side1) + drb1 = sz.side1 / 32; + if (sz.side2) + drb2 = sz.side2 / 32; + } else { + PRINT_DEBUG("No DIMM found in slot "); + PRINT_DEBUG_HEX8(i); + PRINT_DEBUG("\r\n"); + + /* If there's no DIMM in the slot, set value to 0. */ + drb1 = 0; + drb2 = 0; + } + /* Set the value for DRAM Row Boundary Registers */ + if (i == 0) { + pci_write_config8(ctrl->d0, DRB, drb1); + pci_write_config8(ctrl->d0, DRB + 1, drb1 + drb2); + PRINT_DEBUG("DRB 0x"); + PRINT_DEBUG_HEX8(DRB); + PRINT_DEBUG(" has been set to 0x"); + PRINT_DEBUG_HEX8(drb1); + PRINT_DEBUG("\r\n"); + PRINT_DEBUG("DRB1 0x"); + PRINT_DEBUG_HEX8(DRB + 1); + PRINT_DEBUG(" has been set to 0x"); + PRINT_DEBUG_HEX8(drb1 + drb2); + PRINT_DEBUG("\r\n"); + } else if (i == 1) { + value = pci_read_config8(ctrl->d0, DRB + 1); + pci_write_config8(ctrl->d0, DRB + 2, value + drb1); + pci_write_config8(ctrl->d0, DRB + 3, + value + drb1 + drb2); + PRINT_DEBUG("DRB2 0x"); + PRINT_DEBUG_HEX8(DRB + 2); + PRINT_DEBUG(" has been set to 0x"); + PRINT_DEBUG_HEX8(value + drb1); + PRINT_DEBUG("\r\n"); + PRINT_DEBUG("DRB3 0x"); + PRINT_DEBUG_HEX8(DRB + 3); + PRINT_DEBUG(" has been set to 0x"); + PRINT_DEBUG_HEX8(value + drb1 + drb2); + PRINT_DEBUG("\r\n"); + + /* We need to set the highest DRB value to 0x64 and 0x65. + * These are supposed to be "Reserved" but memory will + * not initialize properly if we don't. + */ + value = pci_read_config8(ctrl->d0, DRB + 3); + pci_write_config8(ctrl->d0, DRB + 4, value); + pci_write_config8(ctrl->d0, DRB + 5, value); + } + } +} + +static void set_dram_row_attributes(const struct mem_controller *ctrl) +{ + int i, dra, col, width, value; + + for (i = 0; i < DIMM_SOCKETS; i++) { + unsigned device; + device = ctrl->channel0[i]; + + /* First check if a DIMM is actually present. */ + if (spd_read_byte(device, 2) == 0x4) { + print_debug("Found DIMM in slot "); + print_debug_hex8(i); + print_debug(", setting DRA...\r\n"); + + dra = 0x00; + + /* columns */ + col = spd_read_byte(device, 4); + + /* data width */ + width = spd_read_byte(device, 6); + + /* calculate page size in bits */ + value = ((1 << col) * width); + + /* convert to Kilobytes */ + dra = ((value / 8) >> 10); + + /* # of banks of DIMM (single or double sided) */ + value = spd_read_byte(device, 5); + + if (value == 1) { + switch (dra) { + case 2: /* 2KB */ + dra = 0xF0; + break; + case 4: /* 4KB */ + dra = 0xF1; + break; + case 8: /* 8KB */ + dra = 0xF2; + break; + case 16: /* 16KB */ + dra = 0xF3; + break; + default: + print_err("Page size not supported\r\n"); + die("HALT\r\n"); + } + } else if (value == 2) { + switch (dra) { + case 2: /* 2KB */ + dra = 0x00; + break; + case 4: /* 4KB */ + dra = 0x11; + break; + case 8: /* 8KB */ + dra = 0x22; + break; + case 16: /* 16KB */ + dra = 0x33; + break; + default: + print_err("Page size not supported\r\n"); + die("HALT\r\n"); + } + } else { + print_err("# of banks of DIMM not supported\r\n"); + die("HALT\r\n"); + } + + } else { + PRINT_DEBUG("No DIMM found in slot "); + PRINT_DEBUG_HEX8(i); + PRINT_DEBUG(", setting DRA to 0xFF\r\n"); + + /* If there's no DIMM in the slot, set dra value to 0xFF. */ + dra = 0xFF; + } + + /* Set the value for DRAM Row Attribute Registers */ + pci_write_config8(ctrl->d0, DRA + i, dra); + PRINT_DEBUG("DRA 0x"); + PRINT_DEBUG_HEX8(DRA + i); + PRINT_DEBUG(" has been set to 0x"); + PRINT_DEBUG_HEX8(dra); + PRINT_DEBUG("\r\n"); + } +} + +static void set_dram_timing(const struct mem_controller *ctrl) +{ + /* Set the value for DRAM Timing Register */ + /* TODO: Configure the value according to SPD values. */ + pci_write_config32(ctrl->d0, DRT, 0x00000010); +} + +static void set_dram_buffer_strength(const struct mem_controller *ctrl) +{ + /* TODO: This needs to be set according to the DRAM tech + * (x8, x16, or x32). Argh, Intel provides no docs on this! + * Currently, it needs to be pulled from the output of + * lspci -xxx Rx92 + */ + + /* Set the value for System Memory Buffer Strength Control Registers */ + pci_write_config32(ctrl->d0, BUFF_SC, 0xFC9B491B); +} + +/*----------------------------------------------------------------------------- +Public interface. +-----------------------------------------------------------------------------*/ + +static void sdram_set_registers(const struct mem_controller *ctrl) +{ + uint16_t value; + int igd_memory = 0; + + PRINT_DEBUG("Setting initial registers....\r\n"); + + /* Set the value for GMCH Control Register #0 */ + pci_write_config16(ctrl->d0, GCC0, 0xA072); + + /* Set the value for GMCH Control Register #1 */ + switch (CONFIG_VIDEO_MB) { + case 512: /* 512K of memory */ + igd_memory = 0x2; + break; + case 1: /* 1M of memory */ + igd_memory = 0x3; + break; + case 8: /* 8M of memory */ + igd_memory = 0x4; + break; + default: /* No memory */ + pci_write_config16(ctrl->d0, GCC1, 0x0002); + igd_memory = 0x0; + } + + value = pci_read_config16(ctrl->d0, GCC1); + value |= igd_memory << 4; + pci_write_config16(ctrl->d0, GCC1, value); + + /* Set the value for Aperture Base Configuration Register */ + pci_write_config32(ctrl->d0, APBASE, 0x00000008); + + /* Set the value for Register Range Base Address Register */ + pci_write_config32(ctrl->d0, RRBAR, 0x00000000); + + /* Set the value for Fixed DRAM Hole Control Register */ + pci_write_config8(ctrl->d0, FDHC, 0x00); + + /* Set the value for Programable Attribute Map Registers + * Ideally, this should be R/W for as many ranges as possible. + */ + pci_write_config8(ctrl->d0, PAM0, 0x30); + pci_write_config8(ctrl->d0, PAM1, 0x33); + pci_write_config8(ctrl->d0, PAM2, 0x33); + pci_write_config8(ctrl->d0, PAM3, 0x33); + pci_write_config8(ctrl->d0, PAM4, 0x33); + pci_write_config8(ctrl->d0, PAM5, 0x33); + pci_write_config8(ctrl->d0, PAM6, 0x33); + + /* Set the value for DRAM Throttling Control Register */ + pci_write_config32(ctrl->d0, DTC, 0x00000000); + + /* Set the value for System Management RAM Control Register */ + pci_write_config8(ctrl->d0, SMRAM, 0x02); + + /* Set the value for Extended System Management RAM Control Register */ + pci_write_config8(ctrl->d0, ESMRAMC, 0x38); + + PRINT_DEBUG("Initial registers have been set.\r\n"); +} + +static void sdram_set_spd_registers(const struct mem_controller *ctrl) +{ + spd_set_dram_size(ctrl); + set_dram_row_attributes(ctrl); + set_dram_timing(ctrl); + set_dram_buffer_strength(ctrl); +} + +static void sdram_enable(int controllers, const struct mem_controller *ctrl) +{ + int i; + + /* 0. Wait until power/voltages and clocks are stable (200us). */ + udelay(200); + + /* 1. Apply NOP. */ + PRINT_DEBUG("RAM Enable 1: Apply NOP\r\n"); + do_ram_command(ctrl, RAM_COMMAND_NOP, 0); + udelay(200); + + /* 2. Precharge all. Wait tRP. */ + PRINT_DEBUG("RAM Enable 2: Precharge all\r\n"); + do_ram_command(ctrl, RAM_COMMAND_PRECHARGE, 0); + udelay(1); + + /* 3. Perform 8 refresh cycles. Wait tRC each time. */ + PRINT_DEBUG("RAM Enable 3: CBR\r\n"); + for (i = 0; i < 8; i++) { + do_ram_command(ctrl, RAM_COMMAND_CBR, 0); + udelay(1); + } + + /* 4. Mode register set. Wait two memory cycles. */ + /* TODO: Set offset according to DRT values */ + PRINT_DEBUG("RAM Enable 4: Mode register set\r\n"); + do_ram_command(ctrl, RAM_COMMAND_MRS, 0x1d0); + udelay(2); + + /* 5. Normal operation (enables refresh) */ + PRINT_DEBUG("RAM Enable 5: Normal operation\r\n"); + do_ram_command(ctrl, RAM_COMMAND_NORMAL, 0); + udelay(1); + + PRINT_DEBUG("Northbridge following SDRAM init:\r\n"); + DUMPNORTH(); +}
Added: trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.h =================================================================== --- trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.h (rev 0) +++ trunk/coreboot-v2/src/northbridge/intel/i82830/raminit.h 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,32 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef NORTHBRIDGE_INTEL_I82830_RAMINIT_H +#define NORTHBRIDGE_INTEL_I82830_RAMINIT_H + +/* The 82830 supports max. 2 dual-sided SO-DIMMs. */ +#define DIMM_SOCKETS 2 + +struct mem_controller { + device_t d0; + uint16_t channel0[DIMM_SOCKETS]; +}; + +#endif /* NORTHBRIDGE_INTEL_I82830_RAMINIT_H */
Added: trunk/coreboot-v2/targets/rca/rm4100/Config.lb =================================================================== --- trunk/coreboot-v2/targets/rca/rm4100/Config.lb (rev 0) +++ trunk/coreboot-v2/targets/rca/rm4100/Config.lb 2008-03-09 13:24:46 UTC (rev 3129) @@ -0,0 +1,63 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2008 Joseph Smith joe@smittys.pointclark.net +## +## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +target rm4100 +mainboard rca/rm4100 + +## +## Total number of bytes allocated for coreboot use +## (fallback images and payloads). +## +# option ROM_SIZE = 1024 * 1024 +## For VGA BIOS (-64k) +option ROM_SIZE = (1024 * 1024) - (64 * 1024) + +## +## VGA Console +## NOTE: to initialize VGA, you need to copy +## the VGA option ROM from the factory BIOS +## 0=disable 1=enable +## +option CONFIG_CONSOLE_VGA = 1 +option CONFIG_PCI_ROM_RUN = 1 + +## +## Choose the amount of memory pre-allocated for VGA +## 0 for No memory pre-allocated (Graphics memory Disabled) +## 512 for DVMT (UMA) mode, 512K of memory pre-allocated for frame buffer +## 1 for DVMT (UMA) mode, 1M of memory pre-allocated for frame buffer +## 8 for DVMT (UMA) mode, 8M of memory pre-allocated for frame buffer +## +option CONFIG_VIDEO_MB = 8 + +## +## Request this level of debugging output +## +option DEFAULT_CONSOLE_LOGLEVEL = 7 + +romimage "fallback" + option USE_FALLBACK_IMAGE = 1 + option FALLBACK_SIZE = ROM_SIZE + option COREBOOT_EXTRA_VERSION = "_RM4100" + payload /tmp/filo.elf +# payload /tmp/eb-5.4.3-eepro100.elf +end + +buildrom ./coreboot.rom ROM_SIZE "fallback"