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RCA RM4100 and Thomson IP1000 auto.c rework.

Browse Source 
Signed-off-by: Joseph Smith <joe@settoplinux.org>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5064 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Joseph Smith
2010-01-29 19:15:10 +00:00
committed by Joseph Smith
parent 6bba29f84a
commit 89e45773a9
2 changed files with 68 additions and 42 deletions
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55
src/mainboard/rca/rm4100/auto.c
View File

@@ -1,7 +1,7 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2008 Joseph Smith <joe@settoplinux.org>
* Copyright (C) 2010 Joseph Smith <joe@settoplinux.org>
*
* 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
@@ -45,10 +45,9 @@
#define SERIAL_DEV PNP_DEV(0x2e, SMSCSUPERIO_SP1)
#include "southbridge/intel/i82801xx/i82801xx_early_smbus.c"
#include "southbridge/intel/i82801xx/i82801xx_early_lpc.c"
/**
* The onboard 128MB PC133 memory does not have a SPD EEPROM so the
* The onboard 64MB 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).
*/
@@ -73,18 +72,33 @@ static inline int spd_read_byte(unsigned device, unsigned address)
#include "lib/generic_sdram.c"
/**
* 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.
* Setup mainboard specific registers pre raminit.
*/
static void ac97_io_enable(void)
static void mb_early_setup(void)
{
device_t dev;
/* - Hub Interface to PCI Bridge Registers - */
/* 12-Clock Retry Enable */
pci_write_config16(PCI_DEV(0, 0x1e, 0), 0x50, 0x1402);
/* Master Latency Timer Count */
pci_write_config8(PCI_DEV(0, 0x1e, 0), 0x1b, 0x20);
/* I/O Address Base */
pci_write_config8(PCI_DEV(0, 0x1e, 0), 0x1c, 0xf0);
/* Set the ac97 audio device staticly. */
dev = PCI_DEV(0x0, 0x1f, 0x5);
/* Enable access to the IO space. */
pci_write_config8(dev, 0x41, 0x01);
/* - LPC Interface Bridge Registers - */
/* Delayed Transaction Enable */
pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xd0, 0x00000002);
/* Disable the TCO Timer system reboot feature */
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xd4, 0x02);
/* CPU Frequency Strap */
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xd5, 0x02);
/* ACPI base address and enable Resource Indicator */
pci_write_config32(PCI_DEV(0, 0x1f, 0), PMBASE, (PMBASE_ADDR | 1));
/* Enable the SMBUS */
enable_smbus();
/* ACPI base address and disable Resource Indicator */
pci_write_config32(PCI_DEV(0, 0x1f, 0), PMBASE, (PMBASE_ADDR));
/* ACPI Enable */
pci_write_config8(PCI_DEV(0, 0x1f, 0), ACPI_CNTL, 0x10);
}
static void main(unsigned long bist)
@@ -102,26 +116,25 @@ static void main(unsigned long bist)
hard_reset();
}
smscsuperio_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
/* Set southbridge and superio gpios */
mb_gpio_init();
smscsuperio_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
uart_init();
console_init();
enable_smbus();
/* Prevent the TCO timer from rebooting us */
i82801xx_halt_tco_timer();
/* Halt if there was a built in self test failure. */
report_bist_failure(bist);
/* Setup mainboard specific registers */
mb_early_setup();
/* SDRAM init */
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); */
ac97_io_enable();
/* ram_check(64512 * 1024, 65536 * 1024); */
}

51
src/mainboard/thomson/ip1000/auto.c
View File

@@ -1,7 +1,7 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2008 Joseph Smith <joe@settoplinux.org>
* Copyright (C) 2010 Joseph Smith <joe@settoplinux.org>
*
* 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
@@ -45,7 +45,6 @@
#define SERIAL_DEV PNP_DEV(0x2e, SMSCSUPERIO_SP1)
#include "southbridge/intel/i82801xx/i82801xx_early_smbus.c"
#include "southbridge/intel/i82801xx/i82801xx_early_lpc.c"
/**
* The onboard 64MB PC133 memory does not have a SPD EEPROM so the
@@ -73,18 +72,33 @@ static inline int spd_read_byte(unsigned device, unsigned address)
#include "lib/generic_sdram.c"
/**
* 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.
* Setup mainboard specific registers pre raminit.
*/
static void ac97_io_enable(void)
static void mb_early_setup(void)
{
device_t dev;
/* - Hub Interface to PCI Bridge Registers - */
/* 12-Clock Retry Enable */
pci_write_config16(PCI_DEV(0, 0x1e, 0), 0x50, 0x1402);
/* Master Latency Timer Count */
pci_write_config8(PCI_DEV(0, 0x1e, 0), 0x1b, 0x20);
/* I/O Address Base */
pci_write_config8(PCI_DEV(0, 0x1e, 0), 0x1c, 0xf0);
/* Set the ac97 audio device staticly. */
dev = PCI_DEV(0x0, 0x1f, 0x5);
/* Enable access to the IO space. */
pci_write_config8(dev, 0x41, 0x01);
/* - LPC Interface Bridge Registers - */
/* Delayed Transaction Enable */
pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xd0, 0x00000002);
/* Disable the TCO Timer system reboot feature */
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xd4, 0x02);
/* CPU Frequency Strap */
pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xd5, 0x02);
/* ACPI base address and enable Resource Indicator */
pci_write_config32(PCI_DEV(0, 0x1f, 0), PMBASE, (PMBASE_ADDR | 1));
/* Enable the SMBUS */
enable_smbus();
/* ACPI base address and disable Resource Indicator */
pci_write_config32(PCI_DEV(0, 0x1f, 0), PMBASE, (PMBASE_ADDR));
/* ACPI Enable */
pci_write_config8(PCI_DEV(0, 0x1f, 0), ACPI_CNTL, 0x10);
}
static void main(unsigned long bist)
@@ -102,19 +116,20 @@ static void main(unsigned long bist)
hard_reset();
}
smscsuperio_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
/* Set southbridge and superio gpios */
mb_gpio_init();
smscsuperio_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
uart_init();
console_init();
enable_smbus();
/* Prevent the TCO timer from rebooting us */
i82801xx_halt_tco_timer();
/* Halt if there was a built in self test failure. */
report_bist_failure(bist);
/* Setup mainboard specific registers */
mb_early_setup();
/* SDRAM init */
sdram_set_registers(memctrl);
sdram_set_spd_registers(memctrl);
sdram_enable(0, memctrl);
@@ -122,6 +137,4 @@ static void main(unsigned long bist)
/* Check RAM. */
/* ram_check(0, 640 * 1024); */
/* ram_check(64512 * 1024, 65536 * 1024); */
ac97_io_enable();
}