diff options
24 files changed, 238 insertions, 928 deletions
diff --git a/src/arch/i386/Config.lb b/src/arch/i386/Config.lb index 3b5be31d91..7234c3324b 100644 --- a/src/arch/i386/Config.lb +++ b/src/arch/i386/Config.lb @@ -70,6 +70,4 @@ end dir lib dir boot -if CONFIG_SMP - dir smp -end +dir smp diff --git a/src/arch/i386/include/arch/acpi.h b/src/arch/i386/include/arch/acpi.h index 21ec64e96e..67d993de12 100644 --- a/src/arch/i386/include/arch/acpi.h +++ b/src/arch/i386/include/arch/acpi.h @@ -425,8 +425,6 @@ do { \ gsi_base+=4; \ } while(0); -#define IO_APIC_ADDR 0xfec00000UL - #else // CONFIG_GENERATE_ACPI_TABLES #define write_acpi_tables(start) (start) diff --git a/src/arch/i386/include/arch/ioapic.h b/src/arch/i386/include/arch/ioapic.h new file mode 100644 index 0000000000..ceca32c91c --- /dev/null +++ b/src/arch/i386/include/arch/ioapic.h @@ -0,0 +1,46 @@ +/* + * coreboot IOAPIC support + * + * Copyright (C) 2010 coresystems GmbH + * + * 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; version 2 of + * the License. + * + * 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 __I386_ARCH_IOAPIC_H +#define __I386_ARCH_IOAPIC_H + +#define IO_APIC_ADDR 0xfec00000UL +#define IO_APIC_INTERRUPTS 24 + +#define ALL (0xff << 24) +#define NONE (0) +#define DISABLED (1 << 16) +#define ENABLED (0 << 16) +#define TRIGGER_EDGE (0 << 15) +#define TRIGGER_LEVEL (1 << 15) +#define POLARITY_HIGH (0 << 13) +#define POLARITY_LOW (1 << 13) +#define PHYSICAL_DEST (0 << 11) +#define LOGICAL_DEST (1 << 11) +#define ExtINT (7 << 8) +#define NMI (4 << 8) +#define SMI (2 << 8) +#define INT (1 << 8) + +void setup_ioapic(u32 ioapic_base, u8 ioapic_id); +void clear_ioapic(u32 ioapic_base); + +#endif diff --git a/src/arch/i386/smp/Config.lb b/src/arch/i386/smp/Config.lb index cfbac7b552..70981a9e78 100644 --- a/src/arch/i386/smp/Config.lb +++ b/src/arch/i386/smp/Config.lb @@ -1,8 +1,10 @@ uses CONFIG_GENERATE_MP_TABLE +uses CONFIG_IOAPIC if CONFIG_GENERATE_MP_TABLE object mpspec.o end -#object ioapic.o CONFIG_IOAPIC - +if CONFIG_IOAPIC + object ioapic.o +end diff --git a/src/arch/i386/smp/Makefile.inc b/src/arch/i386/smp/Makefile.inc index 27e1291e49..44190587b9 100644 --- a/src/arch/i386/smp/Makefile.inc +++ b/src/arch/i386/smp/Makefile.inc @@ -1,4 +1,3 @@ obj-$(CONFIG_GENERATE_MP_TABLE) += mpspec.o -# what about this: how awkward. -#object ioapic.o CONFIG_IOAPIC +obj-$(CONFIG_IOAPIC) += ioapic.o diff --git a/src/arch/i386/smp/ioapic.c b/src/arch/i386/smp/ioapic.c index d64b0ad3f3..630463e63d 100644 --- a/src/arch/i386/smp/ioapic.c +++ b/src/arch/i386/smp/ioapic.c @@ -1,85 +1,135 @@ -#include <console/console.h> +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2010 coresystems GmbH + * + * 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; version 2 of the License. + * + * 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/io.h> #include <arch/ioapic.h> +#include <console/console.h> +#include <cpu/x86/lapic.h> -/* we have to do more than we thought. I assumed Linux would do all the - * interesting parts, and I was wrong. - */ -struct ioapicreg { - unsigned int reg; - unsigned int value_low, value_high; -}; -struct ioapicreg ioapicregvalues[] = { -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* mask, trigger, polarity, destination, delivery, vector */ - {0x00, DISABLED, NONE}, - {0x01, DISABLED, NONE}, - {0x02, DISABLED, NONE}, - {0x03, DISABLED, NONE}, - {0x04, DISABLED, NONE}, - {0x05, DISABLED, NONE}, - {0x06, DISABLED, NONE}, - {0x07, DISABLED, NONE}, - {0x08, DISABLED, NONE}, - {0x09, DISABLED, NONE}, - {0x0a, DISABLED, NONE}, - {0x0b, DISABLED, NONE}, - {0x0c, DISABLED, NONE}, - {0x0d, DISABLED, NONE}, - {0x0e, DISABLED, NONE}, - {0x0f, DISABLED, NONE}, - {0x10, DISABLED, NONE}, - {0x11, DISABLED, NONE}, - {0x12, DISABLED, NONE}, - {0x13, DISABLED, NONE}, - {0x14, DISABLED, NONE}, - {0x14, DISABLED, NONE}, - {0x15, DISABLED, NONE}, - {0x16, DISABLED, NONE}, - {0x17, DISABLED, NONE}, -}; - -void setup_ioapic(void) +static u32 io_apic_read(u32 ioapic_base, u32 reg) +{ + write32(ioapic_base, reg); + return read32(ioapic_base + 0x10); +} + +static void io_apic_write(u32 ioapic_base, u32 reg, u32 value) +{ + write32(ioapic_base, reg); + write32(ioapic_base + 0x10, value); +} + + +void clear_ioapic(u32 ioapic_base) +{ + u32 low, high; + u32 i, ioapic_interrupts; + + printk_debug("IOAPIC: Clearing IOAPIC at 0x%08x\n", ioapic_base); + + /* Read the available number of interrupts */ + ioapic_interrupts = (io_apic_read(ioapic_base, 1) >> 16) & 0xff; + if (!ioapic_interrupts || ioapic_interrupts == 0xff) + ioapic_interrupts = 24; + printk_debug("IOAPIC: %d interrupts\n", ioapic_interrupts); + + low = DISABLED; + high = NONE; + + for (i = 0; i < ioapic_interrupts; i++) { + io_apic_write(ioapic_base, i * 2 + 0x10, low); + io_apic_write(ioapic_base, i * 2 + 0x11, high); + + printk_spew("IOAPIC: reg 0x%08x value 0x%08x 0x%08x\n", i, high, low); + } + + if (io_apic_read(ioapic_base, 0x10) == 0xffffffff) { + printk_warning("IO APIC not responding.\n"); + return; + } +} + +void setup_ioapic(u32 ioapic_base, u8 ioapic_id) { - int i; - unsigned long value_low, value_high; - unsigned long ioapicaddr = 0xfec00000; - volatile unsigned long *l; - struct ioapicreg *a = ioapicregvalues; - - l = (unsigned long *) ioapicaddr; -#if defined(i786) - /* For the pentium 4 and above apic deliver their interrupts + u32 bsp_lapicid = lapicid(); + u32 low, high; + u32 i, ioapic_interrupts; + + printk_debug("IOAPIC: Initializing IOAPIC at 0x%08x\n", ioapic_base); + printk_debug("IOAPIC: Bootstrap Processor Local APIC = %02x\n", + bsp_lapicid); + + if (ioapic_id) { + printk_debug("IOAPIC: ID = 0x%02x\n", ioapic_id); + /* Set IOAPIC ID if it has been specified */ + io_apic_write(ioapic_base, 0x00, + (io_apic_read(ioapic_base, 0x00) & 0xfff0ffff) | + (ioapic_id << 24)); + } + + /* Read the available number of interrupts */ + ioapic_interrupts = (io_apic_read(ioapic_base, 1) >> 16) & 0xff; + if (!ioapic_interrupts || ioapic_interrupts == 0xff) + ioapic_interrupts = 24; + printk_debug("IOAPIC: %d interrupts\n", ioapic_interrupts); + + +// XXX this decision should probably be made elsewhere, and +// it's the C3, not the EPIA this depends on. +#if defined(CONFIG_EPIA_VT8237R_INIT) && CONFIG_EPIA_VT8237R_INIT +#define IOAPIC_INTERRUPTS_ON_APIC_SERIAL_BUS +#else +#define IOAPIC_INTERRUPTS_ON_FSB +#endif + +#ifdef IOAPIC_INTERRUPTS_ON_FSB + /* For the Pentium 4 and above APICs deliver their interrupts * on the front side bus, enable that. */ - l[0] = 0x03; - l[4] = 1; -#endif /* i786 */ - for (i = 0; i < ARRAY_SIZE(ioapicregvalues); - i++, a++) { - l[0] = (a->reg * 2) + 0x10; - l[4] = a->value_low; - value_low = l[4]; - l[0] = (a->reg *2) + 0x11; - l[4] = a->value_high; - value_high = l[4]; - if ((i==0) && (value_low == 0xffffffff)) { - printk_warning("IO APIC not responding.\n"); - return; - } - printk_spew("for IRQ, reg 0x%08x value 0x%08x 0x%08x\n", - a->reg, a->value_low, a->value_high); + printk_debug("IOAPIC: Enabling interrupts on FSB\n"); + io_apic_write(ioapic_base, 0x03, io_apic_read(ioapic_base, 0x03) | (1 << 0)); +#endif +#ifdef IOAPIC_INTERRUPTS_ON_APIC_SERIAL_BUS + printk_debug("IOAPIC: Enabling interrupts on APIC serial bus\n"); + io_apic_write(ioapic_base, 0x03, 0); +#endif + + /* Enable Virtual Wire Mode */ + low = ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT; + high = bsp_lapicid << (56 - 32); + + io_apic_write(ioapic_base, 0x10, low); + io_apic_write(ioapic_base, 0x11, high); + + if (io_apic_read(ioapic_base, 0x10) == 0xffffffff) { + printk_warning("IO APIC not responding.\n"); + return; + } + + printk_spew("IOAPIC: reg 0x%08x value 0x%08x 0x%08x\n", 0, high, low); + + low = DISABLED; + high = NONE; + + for (i = 1; i < ioapic_interrupts; i++) { + io_apic_write(ioapic_base, i * 2 + 0x10, low); + io_apic_write(ioapic_base, i * 2 + 0x11, high); + + printk_spew("IOAPIC: reg 0x%08x value 0x%08x 0x%08x\n", i, high, low); } } diff --git a/src/mainboard/asi/mb_5blmp/Options.lb b/src/mainboard/asi/mb_5blmp/Options.lb index 571ec06518..8924226889 100644 --- a/src/mainboard/asi/mb_5blmp/Options.lb +++ b/src/mainboard/asi/mb_5blmp/Options.lb @@ -1,4 +1,5 @@ uses CONFIG_GENERATE_PIRQ_TABLE +uses CONFIG_GENERATE_MP_TABLE uses CONFIG_USE_FALLBACK_IMAGE uses CONFIG_HAVE_FALLBACK_BOOT uses CONFIG_HAVE_HARD_RESET @@ -70,6 +71,7 @@ default CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2=1 default CONFIG_GENERATE_PIRQ_TABLE=1 default CONFIG_IRQ_SLOT_COUNT=5 default CONFIG_PIRQ_ROUTE=1 +default CONFIG_GENERATE_MP_TABLE=0 ## ## Build code to export a CMOS option table diff --git a/src/mainboard/bcom/winnetp680/Options.lb b/src/mainboard/bcom/winnetp680/Options.lb index d47d710f69..99bd7f49ae 100644 --- a/src/mainboard/bcom/winnetp680/Options.lb +++ b/src/mainboard/bcom/winnetp680/Options.lb @@ -62,10 +62,12 @@ uses CONFIG_TSC_X86RDTSC_CALIBRATE_WITH_TIMER2 uses CONFIG_PCI_ROM_RUN uses CONFIG_CONSOLE_VGA uses CONFIG_VIDEO_MB +uses CONFIG_SMP uses CONFIG_IOAPIC default CONFIG_ROM_SIZE = 512 * 1024 -default CONFIG_IOAPIC = 0 +default CONFIG_SMP = 1 +default CONFIG_IOAPIC = 1 default CONFIG_VIDEO_MB = 32 default CONFIG_CONSOLE_SERIAL8250 = 1 default CONFIG_PCI_ROM_RUN = 0 diff --git a/src/mainboard/gigabyte/ga_2761gxdk/Options.lb b/src/mainboard/gigabyte/ga_2761gxdk/Options.lb index 252d5880e6..6cbef12918 100644 --- a/src/mainboard/gigabyte/ga_2761gxdk/Options.lb +++ b/src/mainboard/gigabyte/ga_2761gxdk/Options.lb @@ -181,7 +181,7 @@ default CONFIG_LB_CKS_LOC=123 ## Build code for SMP support ## Only worry about 2 micro processors ## -default CONFIG_SMP=0 +default CONFIG_SMP=1 default CONFIG_MAX_CPUS=2 default CONFIG_MAX_PHYSICAL_CPUS=1 default CONFIG_LOGICAL_CPUS=1 diff --git a/src/mainboard/jetway/j7f24/Options.lb b/src/mainboard/jetway/j7f24/Options.lb index 4db8ab2a3d..e65706dbe5 100644 --- a/src/mainboard/jetway/j7f24/Options.lb +++ b/src/mainboard/jetway/j7f24/Options.lb @@ -66,7 +66,7 @@ uses CONFIG_VIDEO_MB uses CONFIG_IOAPIC default CONFIG_ROM_SIZE = 512 * 1024 -default CONFIG_IOAPIC = 0 +default CONFIG_IOAPIC = 1 default CONFIG_VIDEO_MB = 32 default CONFIG_CONSOLE_SERIAL8250 = 1 default CONFIG_PCI_ROM_RUN = 0 diff --git a/src/mainboard/via/epia-cn/Options.lb b/src/mainboard/via/epia-cn/Options.lb index a84246e006..718c75d8fb 100644 --- a/src/mainboard/via/epia-cn/Options.lb +++ b/src/mainboard/via/epia-cn/Options.lb @@ -68,7 +68,7 @@ uses CONFIG_MAINBOARD_PCI_SUBSYSTEM_VENDOR_ID default CONFIG_MAINBOARD_PCI_SUBSYSTEM_VENDOR_ID = 0x1019 default CONFIG_ROM_SIZE = 512 * 1024 -default CONFIG_IOAPIC = 0 +default CONFIG_IOAPIC = 1 default CONFIG_VIDEO_MB = 32 default CONFIG_CONSOLE_SERIAL8250 = 1 default CONFIG_PCI_ROM_RUN = 0 diff --git a/src/mainboard/via/pc2500e/Options.lb b/src/mainboard/via/pc2500e/Options.lb index 946d1aad2b..9e4896050b 100644 --- a/src/mainboard/via/pc2500e/Options.lb +++ b/src/mainboard/via/pc2500e/Options.lb @@ -71,7 +71,7 @@ uses CONFIG_IOAPIC default CONFIG_ROM_SIZE = 512 * 1024 default CONFIG_ROM_IMAGE_SIZE = 64 * 1024 default CONFIG_FALLBACK_SIZE = CONFIG_ROM_IMAGE_SIZE -default CONFIG_IOAPIC = 0 +default CONFIG_IOAPIC = 1 default CONFIG_VIDEO_MB = 32 default CONFIG_CONSOLE_SERIAL8250 = 1 default CONFIG_PCI_ROM_RUN = 0 diff --git a/src/northbridge/via/cx700/cx700_lpc.c b/src/northbridge/via/cx700/cx700_lpc.c index 90e453945e..115d66c235 100644 --- a/src/northbridge/via/cx700/cx700_lpc.c +++ b/src/northbridge/via/cx700/cx700_lpc.c @@ -31,102 +31,11 @@ #include <pc80/isa-dma.h> #include <cpu/x86/lapic.h> +#include <arch/ioapic.h> #include <stdlib.h> #define ACPI_IO_BASE 0x400 #define HPET_ADDR 0xfe800000UL -#define IOAPIC_ADDR 0xfec00000ULL - -#if CONFIG_IOAPIC -struct ioapicreg { - unsigned int reg; - unsigned int value_low, value_high; -}; - -static struct ioapicreg ioapicregvalues[] = { -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* IO-APIC virtual wire mode configuration */ - /* mask, trigger, polarity, destination, delivery, vector */ - { 0, ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT, NONE}, - { 1, DISABLED, NONE}, - { 2, DISABLED, NONE}, - { 3, DISABLED, NONE}, - { 4, DISABLED, NONE}, - { 5, DISABLED, NONE}, - { 6, DISABLED, NONE}, - { 7, DISABLED, NONE}, - { 8, DISABLED, NONE}, - { 9, DISABLED, NONE}, - {10, DISABLED, NONE}, - {11, DISABLED, NONE}, - {12, DISABLED, NONE}, - {13, DISABLED, NONE}, - {14, DISABLED, NONE}, - {15, DISABLED, NONE}, - {16, DISABLED, NONE}, - {17, DISABLED, NONE}, - {18, DISABLED, NONE}, - {19, DISABLED, NONE}, - {20, DISABLED, NONE}, - {21, DISABLED, NONE}, - {22, DISABLED, NONE}, - {23, DISABLED, NONE}, -}; - -static void setup_ioapic(void) -{ - int i; - unsigned long value_low, value_high, val; - unsigned long ioapic_base = IOAPIC_ADDR; - volatile unsigned long *l; - struct ioapicreg *a = ioapicregvalues; - unsigned long bsp_lapicid = lapicid(); - - l = (unsigned long *)ioapic_base; - - /* Set APIC ADDR */ - l[0] = 0; - val = l[4]; - l[4] = (val & 0xF0FFFF) | (2 << 24); // 2 == ID as programmed elsewhere. should be a define? XXX - - /* Set APIC to FSB message bus. */ - l[0] = 0x3; - val = l[4]; - l[4] = (val & 0xFFFFFE) | 1; - - ioapicregvalues[0].value_high = bsp_lapicid << (56 - 32); - - printk_debug("IOAPIC: Bootstrap Processor Local APIC ID = %02x\n", bsp_lapicid); - - for (i = 0; i < ARRAY_SIZE(ioapicregvalues); i++, a++) { - l[0] = (a->reg * 2) + 0x10; - l[4] = a->value_low; - value_low = l[4]; - l[0] = (a->reg * 2) + 0x11; - l[4] = a->value_high; - value_high = l[4]; - if ((i == 0) && (value_low == 0xffffffff)) { - printk_warning("IOAPIC is not responding.\n"); - return; - } - printk_debug("IOAPIC: IRQ reg 0x%08x value 0x%08x 0x%08x\n", - a->reg, a->value_low, a->value_high); - } -} -#endif static const unsigned char pci_irqs[4] = { 11, 11, 10, 10 }; @@ -369,7 +278,8 @@ static void cx700_lpc_init(struct device *dev) cx700_set_lpc_registers(dev); #if CONFIG_IOAPIC - setup_ioapic(); +#define IO_APIC_ID 2 + setup_ioapic(IO_APIC_ADDR, IO_APIC_ID); #endif /* Initialize interrupts */ diff --git a/src/southbridge/amd/amd8111/amd8111_lpc.c b/src/southbridge/amd/amd8111/amd8111_lpc.c index 94ef1a44cc..edb32c240c 100644 --- a/src/southbridge/amd/amd8111/amd8111_lpc.c +++ b/src/southbridge/amd/amd8111/amd8111_lpc.c @@ -10,91 +10,12 @@ #include <pc80/mc146818rtc.h> #include <pc80/isa-dma.h> #include <cpu/x86/lapic.h> +#include <arch/ioapic.h> #include <stdlib.h> #include "amd8111.h" #define NMI_OFF 0 -struct ioapicreg { - unsigned int reg; - unsigned int value_low, value_high; -}; - -static struct ioapicreg ioapicregvalues[] = { -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* IO-APIC virtual wire mode configuration */ - /* mask, trigger, polarity, destination, delivery, vector */ - { 0, ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT, NONE}, - { 1, DISABLED, NONE}, - { 2, DISABLED, NONE}, - { 3, DISABLED, NONE}, - { 4, DISABLED, NONE}, - { 5, DISABLED, NONE}, - { 6, DISABLED, NONE}, - { 7, DISABLED, NONE}, - { 8, DISABLED, NONE}, - { 9, DISABLED, NONE}, - { 10, DISABLED, NONE}, - { 11, DISABLED, NONE}, - { 12, DISABLED, NONE}, - { 13, DISABLED, NONE}, - { 14, DISABLED, NONE}, - { 15, DISABLED, NONE}, - { 16, DISABLED, NONE}, - { 17, DISABLED, NONE}, - { 18, DISABLED, NONE}, - { 19, DISABLED, NONE}, - { 20, DISABLED, NONE}, - { 21, DISABLED, NONE}, - { 22, DISABLED, NONE}, - { 23, DISABLED, NONE}, - /* Be careful and don't write past the end... */ -}; - -static void setup_ioapic(void) -{ - int i; - unsigned long value_low, value_high; - unsigned long ioapic_base = 0xfec00000; - volatile unsigned long *l; - struct ioapicreg *a = ioapicregvalues; - unsigned long bsp_apicid = lapicid(); - - l = (unsigned long *) ioapic_base; - - ioapicregvalues[0].value_high = bsp_apicid<<(56-32); - printk_debug("amd8111: ioapic bsp_apicid = %02lx\n", bsp_apicid); - - for (i = 0; i < ARRAY_SIZE(ioapicregvalues); - i++, a++) { - l[0] = (a->reg * 2) + 0x10; - l[4] = a->value_low; - value_low = l[4]; - l[0] = (a->reg *2) + 0x11; - l[4] = a->value_high; - value_high = l[4]; - if ((i==0) && (value_low == 0xffffffff)) { - printk_warning("IO APIC not responding.\n"); - return; - } - printk_spew("for IRQ, reg 0x%08x value 0x%08x 0x%08x\n", - a->reg, a->value_low, a->value_high); - } -} - static void enable_hpet(struct device *dev) { unsigned long hpet_address; @@ -114,7 +35,8 @@ static void lpc_init(struct device *dev) byte = pci_read_config8(dev, 0x4B); byte |= 1; pci_write_config8(dev, 0x4B, byte); - setup_ioapic(); + /* Don't rename IO APIC */ + setup_ioapic(IO_APIC_ADDR, 0); /* posted memory write enable */ byte = pci_read_config8(dev, 0x46); diff --git a/src/southbridge/amd/sb600/sb600_sm.c b/src/southbridge/amd/sb600/sb600_sm.c index b0f99533a2..318c370151 100644 --- a/src/southbridge/amd/sb600/sb600_sm.c +++ b/src/southbridge/amd/sb600/sb600_sm.c @@ -27,6 +27,7 @@ #include <bitops.h> #include <arch/io.h> #include <cpu/x86/lapic.h> +#include <arch/ioapic.h> #include <stdlib.h> #include "sb600.h" #include "sb600_smbus.c" @@ -40,83 +41,6 @@ #define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON #endif -struct ioapicreg { - u32 reg; - u32 value_low, value_high; -}; - -static struct ioapicreg ioapicregvalues[] = { -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* IO-APIC virtual wire mode configuration */ - /* mask, trigger, polarity, destination, delivery, vector */ - {0, DISABLED, NONE}, - {1, DISABLED, NONE}, - {2, DISABLED, NONE}, - {3, DISABLED, NONE}, - {4, DISABLED, NONE}, - {5, DISABLED, NONE}, - {6, DISABLED, NONE}, - {7, DISABLED, NONE}, - {8, DISABLED, NONE}, - {9, DISABLED, NONE}, - {10, DISABLED, NONE}, - {11, DISABLED, NONE}, - {12, DISABLED, NONE}, - {13, DISABLED, NONE}, - {14, DISABLED, NONE}, - {15, DISABLED, NONE}, - {16, DISABLED, NONE}, - {17, DISABLED, NONE}, - {18, DISABLED, NONE}, - {19, DISABLED, NONE}, - {20, DISABLED, NONE}, - {21, DISABLED, NONE}, - {22, DISABLED, NONE}, - {23, DISABLED, NONE}, - /* Be careful and don't write past the end... */ -}; - -static void setup_ioapic(u32 ioapic_base) -{ - int i; - u32 value_low, value_high; - volatile u32 *l; - struct ioapicreg *a = ioapicregvalues; - - ioapicregvalues[0].value_high = lapicid() << (56 - 32); - - printk_debug("lapicid = %016x\n", ioapicregvalues[0].value_high); - - l = (u32 *)ioapic_base; - - for (i = 0; i < ARRAY_SIZE(ioapicregvalues); - i++, a++) { - l[0] = (a->reg * 2) + 0x10; - l[4] = a->value_low; - value_low = l[4]; - l[0] = (a->reg * 2) + 0x11; - l[4] = a->value_high; - value_high = l[4]; - if ((i == 0) && (value_low == 0xffffffff)) { - printk_warning("IO APIC not responding.\n"); - return; - } - } -} - /* * SB600 enables all USB controllers by default in SMBUS Control. * SB600 enables SATA by default in SMBUS Control. @@ -133,7 +57,8 @@ static void sm_init(device_t dev) printk_info("sm_init().\n"); ioapic_base = pci_read_config32(dev, 0x74) & (0xffffffe0); /* some like mem resource, but does not have enable bit */ - setup_ioapic(ioapic_base); + /* Don't rename APIC ID */ + setup_ioapic(ioapic_base, 0); dword = pci_read_config8(dev, 0x62); dword |= 1 << 2; diff --git a/src/southbridge/intel/esb6300/esb6300_lpc.c b/src/southbridge/intel/esb6300/esb6300_lpc.c index bae9e715d5..09caeb729f 100644 --- a/src/southbridge/intel/esb6300/esb6300_lpc.c +++ b/src/southbridge/intel/esb6300/esb6300_lpc.c @@ -9,6 +9,7 @@ #include <pc80/mc146818rtc.h> #include <pc80/isa-dma.h> #include <arch/io.h> +#include <arch/ioapic.h> #include "esb6300.h" #define ACPI_BAR 0x40 @@ -22,52 +23,6 @@ #define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON #endif -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - -static void setup_ioapic(device_t dev) -{ - int i; - unsigned long value_low, value_high; - unsigned long ioapic_base = 0xfec00000; - volatile unsigned long *l; - unsigned interrupts; - - l = (unsigned long *) ioapic_base; - - l[0] = 0x01; - interrupts = (l[04] >> 16) & 0xff; - for (i = 0; i < interrupts; i++) { - l[0] = (i * 2) + 0x10; - l[4] = DISABLED; - value_low = l[4]; - l[0] = (i * 2) + 0x11; - l[4] = NONE; /* Should this be an address? */ - value_high = l[4]; - if (value_low == 0xffffffff) { - printk_warning("%d IO APIC not responding.\n", - dev_path(dev)); - return; - } - } - - /* Put the ioapic in virtual wire mode */ - l[0] = 0 + 0x10; - l[4] = ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT; -} - #define SERIRQ_CNTL 0x64 static void esb6300_enable_serial_irqs(device_t dev) { @@ -287,7 +242,7 @@ static void lpc_init(struct device *dev) value |= (1 << 8)|(1<<7); value |= (6 << 0)|(1<<13)|(1<<11); pci_write_config32(dev, 0xd0, value); - setup_ioapic(dev); + setup_ioapic(0xfec00000, 0); // don't rename IO APIC ID /* disable reset timer */ pci_write_config8(dev, 0xd4, 0x02); diff --git a/src/southbridge/intel/esb6300/esb6300_pic.c b/src/southbridge/intel/esb6300/esb6300_pic.c index 97635ae524..9d02536cd4 100644 --- a/src/southbridge/intel/esb6300/esb6300_pic.c +++ b/src/southbridge/intel/esb6300/esb6300_pic.c @@ -6,50 +6,9 @@ #include <device/pci.h> #include <device/pci_ids.h> #include <device/pci_ops.h> +#include <arch/ioapic.h> #include "esb6300.h" -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - -static void setup_ioapic(device_t dev) -{ - int i; - unsigned long value_low, value_high; - unsigned long ioapic_base = 0xfec10000; - volatile unsigned long *l; - unsigned interrupts; - - l = (unsigned long *) ioapic_base; - - l[0] = 0x01; - interrupts = (l[04] >> 16) & 0xff; - for (i = 0; i < interrupts; i++) { - l[0] = (i * 2) + 0x10; - l[4] = DISABLED; - value_low = l[4]; - l[0] = (i * 2) + 0x11; - l[4] = NONE; /* Should this be an address? */ - value_high = l[4]; - if (value_low == 0xffffffff) { - printk_warning("%s IO APIC not responding.\n", - dev_path(dev)); - return; - } - } -} - static void pic_init(struct device *dev) { @@ -64,7 +23,7 @@ static void pic_init(struct device *dev) pci_write_config8(dev, 0x3c, 0xff); /* Setup the ioapic */ - setup_ioapic(dev); + clear_ioapic(0xfec10000); } static void pic_read_resources(device_t dev) diff --git a/src/southbridge/intel/i3100/i3100_lpc.c b/src/southbridge/intel/i3100/i3100_lpc.c index a2d858ef17..e516939fe9 100644 --- a/src/southbridge/intel/i3100/i3100_lpc.c +++ b/src/southbridge/intel/i3100/i3100_lpc.c @@ -29,6 +29,7 @@ #include <pc80/mc146818rtc.h> #include <pc80/isa-dma.h> #include <arch/io.h> +#include <arch/ioapic.h> #include "i3100.h" #define ACPI_BAR 0x40 @@ -49,60 +50,6 @@ #define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON #endif -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - -static void setup_ioapic(device_t dev) -{ - int i; - u32 value_low, value_high; - u32 ioapic_base = 0xfec00000; - volatile u32 *l; - u32 interrupts; - struct resource *res; - - /* Enable IO APIC */ - res = find_resource(dev, RCBA); - if (!res) { - return; - } - *((u8 *)(res->base + 0x31ff)) |= (1 << 0); - - l = (u32 *) ioapic_base; - - l[0] = 0x01; - interrupts = (l[04] >> 16) & 0xff; - for (i = 0; i < interrupts; i++) { - l[0] = (i * 2) + 0x10; - l[4] = DISABLED; - value_low = l[4]; - l[0] = (i * 2) + 0x11; - l[4] = NONE; /* Should this be an address? */ - value_high = l[4]; - if (value_low == 0xffffffff) { - printk_warning("%d IO APIC not responding.\n", - dev_path(dev)); - return; - } - } - - /* Put the APIC in virtual wire mode */ - l[0] = 0x12; - l[4] = ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT; -} - static void i3100_enable_serial_irqs(device_t dev) { /* set packet length and toggle silent mode bit */ @@ -363,7 +310,19 @@ static void i3100_gpio_init(device_t dev) static void lpc_init(struct device *dev) { - setup_ioapic(dev); + struct resource *res; + + /* Enable IO APIC */ + res = find_resource(dev, RCBA); + if (!res) { + return; + } + *((u8 *)(res->base + 0x31ff)) |= (1 << 0); + + // TODO this code sets int 0 of the IOAPIC in Virtual Wire Mode + // (register 0x10/0x11) while the old code used int 1 (register 0x12) + // ... Why? + setup_ioapic(IO_APIC_ADDR, 0); // Don't rename IOAPIC ID /* Decode 0xffc00000 - 0xffffffff to fwh idsel 0 */ pci_write_config32(dev, 0xd0, 0x00000000); diff --git a/src/southbridge/intel/i82801er/i82801er_lpc.c b/src/southbridge/intel/i82801er/i82801er_lpc.c index 943356c2c1..357e181a9d 100644 --- a/src/southbridge/intel/i82801er/i82801er_lpc.c +++ b/src/southbridge/intel/i82801er/i82801er_lpc.c @@ -9,6 +9,7 @@ #include <pc80/mc146818rtc.h> #include <pc80/isa-dma.h> #include <arch/io.h> +#include <arch/ioapic.h> #include "i82801er.h" #define ACPI_BAR 0x40 @@ -22,51 +23,6 @@ #define CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON #endif -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - -static void setup_ioapic(void) -{ - int i; - unsigned long value_low, value_high; - unsigned long ioapic_base = 0xfec00000; - volatile unsigned long *l; - unsigned interrupts; - - l = (unsigned long *) ioapic_base; - - l[0] = 0x01; - interrupts = (l[04] >> 16) & 0xff; - for (i = 0; i < interrupts; i++) { - l[0] = (i * 2) + 0x10; - l[4] = DISABLED; - value_low = l[4]; - l[0] = (i * 2) + 0x11; - l[4] = NONE; /* Should this be an address? */ - value_high = l[4]; - if (value_low == 0xffffffff) { - printk_warning("IO APIC not responding.\n"); - return; - } - } - - /* Put the ioapic in virtual wire mode */ - l[0] = 0 + 0x10; - l[4] = ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT; -} - #define SERIRQ_CNTL 0x64 static void i82801er_enable_serial_irqs(device_t dev) { @@ -292,7 +248,7 @@ static void lpc_init(struct device *dev) value = pci_read_config32(dev, 0xd4); value |= (1<<1); pci_write_config32(dev, 0xd4, value); - setup_ioapic(); + setup_ioapic(IO_APIC_ADDR, 0); // Don't rename IO APIC ID. i82801er_enable_serial_irqs(dev); diff --git a/src/southbridge/intel/pxhd/pxhd_bridge.c b/src/southbridge/intel/pxhd/pxhd_bridge.c index 5913063606..1a21a9c03e 100644 --- a/src/southbridge/intel/pxhd/pxhd_bridge.c +++ b/src/southbridge/intel/pxhd/pxhd_bridge.c @@ -8,6 +8,7 @@ #include <device/pci_ops.h> #include <device/pcix.h> #include <pc80/mc146818rtc.h> +#include <arch/ioapic.h> #include <delay.h> #include "pxhd.h" @@ -159,63 +160,17 @@ static const struct pci_driver pcix_driver2 __pci_driver = { .device = 0x032a, }; -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* IO-APIC virtual wire mode configuration */ - /* mask, trigger, polarity, destination, delivery, vector */ - -static void setup_ioapic(device_t dev) -{ - int i; - unsigned long value_low, value_high; - unsigned long ioapic_base; - volatile unsigned long *l; - unsigned interrupts; - - ioapic_base = pci_read_config32(dev, PCI_BASE_ADDRESS_0); - l = (unsigned long *) ioapic_base; - - /* Enable front side bus delivery */ - l[0] = 0x03; - l[4] = 1; - - l[0] = 0x01; - interrupts = (l[04] >> 16) & 0xff; - for (i = 0; i < interrupts; i++) { - l[0] = (i * 2) + 0x10; - l[4] = DISABLED; - value_low = l[4]; - l[0] = (i * 2) + 0x11; - l[4] = NONE; /* Should this be an address? */ - value_high = l[4]; - if (value_low == 0xffffffff) { - printk_warning("IO APIC not responding.\n"); - return; - } - } -} - static void ioapic_init(device_t dev) { - uint32_t value; + uint32_t value, ioapic_base; /* Enable bus mastering so IOAPICs work */ value = pci_read_config16(dev, PCI_COMMAND); value |= PCI_COMMAND_MASTER; pci_write_config16(dev, PCI_COMMAND, value); - setup_ioapic(dev); + ioapic_base = pci_read_config32(dev, PCI_BASE_ADDRESS_0); + + setup_ioapic(ioapic_base, 0); // Don't rename IOAPIC ID } static void intel_set_subsystem(device_t dev, unsigned vendor, unsigned device) diff --git a/src/southbridge/nvidia/ck804/ck804_lpc.c b/src/southbridge/nvidia/ck804/ck804_lpc.c index 546c27a8fd..2b840fcbdd 100644 --- a/src/southbridge/nvidia/ck804/ck804_lpc.c +++ b/src/southbridge/nvidia/ck804/ck804_lpc.c @@ -15,6 +15,7 @@ #include <pc80/isa-dma.h> #include <bitops.h> #include <arch/io.h> +#include <arch/ioapic.h> #include <cpu/x86/lapic.h> #include <stdlib.h> #include "ck804.h" @@ -23,83 +24,6 @@ #define NMI_OFF 0 -struct ioapicreg { - unsigned int reg; - unsigned int value_low, value_high; -}; - -static struct ioapicreg ioapicregvalues[] = { -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* IO-APIC virtual wire mode configuration */ - /* mask, trigger, polarity, destination, delivery, vector */ - {0, ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT, NONE}, - {1, DISABLED, NONE}, - {2, DISABLED, NONE}, - {3, DISABLED, NONE}, - {4, DISABLED, NONE}, - {5, DISABLED, NONE}, - {6, DISABLED, NONE}, - {7, DISABLED, NONE}, - {8, DISABLED, NONE}, - {9, DISABLED, NONE}, - {10, DISABLED, NONE}, - {11, DISABLED, NONE}, - {12, DISABLED, NONE}, - {13, DISABLED, NONE}, - {14, DISABLED, NONE}, - {15, DISABLED, NONE}, - {16, DISABLED, NONE}, - {17, DISABLED, NONE}, - {18, DISABLED, NONE}, - {19, DISABLED, NONE}, - {20, DISABLED, NONE}, - {21, DISABLED, NONE}, - {22, DISABLED, NONE}, - {23, DISABLED, NONE}, - /* Be careful and don't write past the end... */ -}; - -static void setup_ioapic(unsigned long ioapic_base) -{ - int i; - unsigned long value_low, value_high; - /* unsigned long ioapic_base = 0xfec00000; */ - volatile unsigned long *l; - struct ioapicreg *a = ioapicregvalues; - - ioapicregvalues[0].value_high = lapicid() << (56 - 32); - - l = (unsigned long *)ioapic_base; - - for (i = 0; i < ARRAY_SIZE(ioapicregvalues); i++, a++) { - l[0] = (a->reg * 2) + 0x10; - l[4] = a->value_low; - value_low = l[4]; - l[0] = (a->reg * 2) + 0x11; - l[4] = a->value_high; - value_high = l[4]; - if ((i == 0) && (value_low == 0xffffffff)) { - printk_warning("IO APIC not responding.\n"); - return; - } - printk_spew("for IRQ, reg 0x%08x value 0x%08x 0x%08x\n", - a->reg, a->value_low, a->value_high); - } -} - // 0x7a or e3 #define PREVIOUS_POWER_STATE 0x7A @@ -123,7 +47,7 @@ static void lpc_common_init(device_t dev) pci_write_config8(dev, 0x74, byte); dword = pci_read_config32(dev, PCI_BASE_ADDRESS_1); /* 0x14 */ - setup_ioapic(dword); + setup_ioapic(dword, 0); // Don't rename IOAPIC ID #if 1 dword = pci_read_config32(dev, 0xe4); diff --git a/src/southbridge/nvidia/mcp55/mcp55_lpc.c b/src/southbridge/nvidia/mcp55/mcp55_lpc.c index a9e6c36991..c247d98be1 100644 --- a/src/southbridge/nvidia/mcp55/mcp55_lpc.c +++ b/src/southbridge/nvidia/mcp55/mcp55_lpc.c @@ -33,97 +33,13 @@ #include <pc80/isa-dma.h> #include <bitops.h> #include <arch/io.h> +#include <arch/ioapic.h> #include <cpu/x86/lapic.h> #include <stdlib.h> #include "mcp55.h" #define NMI_OFF 0 -struct ioapicreg { - unsigned int reg; - unsigned int value_low, value_high; -}; - -static struct ioapicreg ioapicregvalues[] = { -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* IO-APIC virtual wire mode configuration */ - /* mask, trigger, polarity, destination, delivery, vector */ - { 0, ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT, NONE}, - { 1, DISABLED, NONE}, - { 2, DISABLED, NONE}, - { 3, DISABLED, NONE}, - { 4, DISABLED, NONE}, - { 5, DISABLED, NONE}, - { 6, DISABLED, NONE}, - { 7, DISABLED, NONE}, - { 8, DISABLED, NONE}, - { 9, DISABLED, NONE}, - { 10, DISABLED, NONE}, - { 11, DISABLED, NONE}, - { 12, DISABLED, NONE}, - { 13, DISABLED, NONE}, - { 14, DISABLED, NONE}, - { 15, DISABLED, NONE}, - { 16, DISABLED, NONE}, - { 17, DISABLED, NONE}, - { 18, DISABLED, NONE}, - { 19, DISABLED, NONE}, - { 20, DISABLED, NONE}, - { 21, DISABLED, NONE}, - { 22, DISABLED, NONE}, - { 23, DISABLED, NONE}, - /* Be careful and don't write past the end... */ -}; - -static void setup_ioapic(unsigned long ioapic_base, int master) -{ - int i; - unsigned long value_low, value_high; -// unsigned long ioapic_base = 0xfec00000; - volatile unsigned long *l; - struct ioapicreg *a = ioapicregvalues; - - if (master) { - ioapicregvalues[0].value_high = lapicid()<<(56-32); - ioapicregvalues[0].value_low = ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT; - } - else { - ioapicregvalues[0].value_high = NONE; - ioapicregvalues[0].value_low = DISABLED; - } - - l = (unsigned long *) ioapic_base; - - for (i = 0; i < ARRAY_SIZE(ioapicregvalues); - i++, a++) { - l[0] = (a->reg * 2) + 0x10; - l[4] = a->value_low; - value_low = l[4]; - l[0] = (a->reg *2) + 0x11; - l[4] = a->value_high; - value_high = l[4]; - if ((i==0) && (value_low == 0xffffffff)) { - printk_warning("IO APIC not responding.\n"); - return; - } - printk_spew("for IRQ, reg 0x%08x value 0x%08x 0x%08x\n", - a->reg, a->value_low, a->value_high); - } -} - // 0x7a or e3 #define PREVIOUS_POWER_STATE 0x7A @@ -139,15 +55,18 @@ static void setup_ioapic(unsigned long ioapic_base, int master) static void lpc_common_init(device_t dev, int master) { uint8_t byte; - uint32_t dword; + uint32_t ioapic_base; /* IO APIC initialization */ byte = pci_read_config8(dev, 0x74); byte |= (1<<0); // enable APIC pci_write_config8(dev, 0x74, byte); - dword = pci_read_config32(dev, PCI_BASE_ADDRESS_1); // 0x14 + ioapic_base = pci_read_config32(dev, PCI_BASE_ADDRESS_1); // 0x14 - setup_ioapic(dword, master); + if (master) + setup_ioapic(ioapic_base, 0); + else + clear_ioapic(ioapic_base); } static void lpc_slave_init(device_t dev) diff --git a/src/southbridge/sis/sis966/sis966_lpc.c b/src/southbridge/sis/sis966/sis966_lpc.c index dd369b694b..f549f1af8c 100644 --- a/src/southbridge/sis/sis966/sis966_lpc.c +++ b/src/southbridge/sis/sis966/sis966_lpc.c @@ -35,6 +35,7 @@ #include <pc80/isa-dma.h> #include <bitops.h> #include <arch/io.h> +#include <arch/ioapic.h> #include <cpu/x86/lapic.h> #include <stdlib.h> #include "sis966.h" @@ -42,84 +43,6 @@ #define NMI_OFF 0 -struct ioapicreg { - unsigned int reg; - unsigned int value_low, value_high; -}; - -static struct ioapicreg ioapicregvalues[] = { -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - /* IO-APIC virtual wire mode configuration */ - /* mask, trigger, polarity, destination, delivery, vector */ - { 0, ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | ExtINT, NONE}, - { 1, DISABLED, NONE}, - { 2, DISABLED, NONE}, - { 3, DISABLED, NONE}, - { 4, DISABLED, NONE}, - { 5, DISABLED, NONE}, - { 6, DISABLED, NONE}, - { 7, DISABLED, NONE}, - { 8, DISABLED, NONE}, - { 9, DISABLED, NONE}, - { 10, DISABLED, NONE}, - { 11, DISABLED, NONE}, - { 12, DISABLED, NONE}, - { 13, DISABLED, NONE}, - { 14, DISABLED, NONE}, - { 15, DISABLED, NONE}, - { 16, DISABLED, NONE}, - { 17, DISABLED, NONE}, - { 18, DISABLED, NONE}, - { 19, DISABLED, NONE}, - { 20, DISABLED, NONE}, - { 21, DISABLED, NONE}, - { 22, DISABLED, NONE}, - { 23, DISABLED, NONE}, - /* Be careful and don't write past the end... */ -}; - -static void setup_ioapic(unsigned long ioapic_base) -{ - int i; - unsigned long value_low, value_high; -// unsigned long ioapic_base = 0xfec00000; - volatile unsigned long *l; - struct ioapicreg *a = ioapicregvalues; - - ioapicregvalues[0].value_high = lapicid()<<(56-32); - - l = (unsigned long *) ioapic_base; - - for (i = 0; i < ARRAY_SIZE(ioapicregvalues); - i++, a++) { - l[0] = (a->reg * 2) + 0x10; - l[4] = a->value_low; - value_low = l[4]; - l[0] = (a->reg *2) + 0x11; - l[4] = a->value_high; - value_high = l[4]; - if ((i==0) && (value_low == 0xffffffff)) { - printk_warning("IO APIC not responding.\n"); - return; - } - printk_spew("for IRQ, reg 0x%08x value 0x%08x 0x%08x\n", - a->reg, a->value_low, a->value_high); - } -} - // 0x7a or e3 #define PREVIOUS_POWER_STATE 0x7A @@ -135,16 +58,15 @@ static void setup_ioapic(unsigned long ioapic_base) static void lpc_common_init(device_t dev) { uint8_t byte; - uint32_t dword; + uint32_t ioapic_base; /* IO APIC initialization */ byte = pci_read_config8(dev, 0x74); byte |= (1<<0); // enable APIC pci_write_config8(dev, 0x74, byte); - dword = pci_read_config32(dev, PCI_BASE_ADDRESS_1); // 0x14 - - setup_ioapic(dword); + ioapic_base = pci_read_config32(dev, PCI_BASE_ADDRESS_1); // 0x14 + setup_ioapic(ioapic_base, 0); // Don't rename IO APIC ID } static void lpc_slave_init(device_t dev) diff --git a/src/southbridge/via/vt8237r/vt8237r_lpc.c b/src/southbridge/via/vt8237r/vt8237r_lpc.c index 21dc1210e0..25a854ce22 100644 --- a/src/southbridge/via/vt8237r/vt8237r_lpc.c +++ b/src/southbridge/via/vt8237r/vt8237r_lpc.c @@ -26,6 +26,7 @@ #include <device/pci.h> #include <device/pci_ids.h> #include <pc80/mc146818rtc.h> +#include <arch/ioapic.h> #include <cpu/x86/lapic.h> #include <pc80/keyboard.h> #include <pc80/i8259.h> @@ -33,21 +34,6 @@ #include "vt8237r.h" #include "chip.h" -#define ALL (0xff << 24) -#define NONE (0) -#define DISABLED (1 << 16) -#define ENABLED (0 << 16) -#define TRIGGER_EDGE (0 << 15) -#define TRIGGER_LEVEL (1 << 15) -#define POLARITY_HIGH (0 << 13) -#define POLARITY_LOW (1 << 13) -#define PHYSICAL_DEST (0 << 11) -#define LOGICAL_DEST (1 << 11) -#define ExtINT (7 << 8) -#define NMI (4 << 8) -#define SMI (2 << 8) -#define INT (1 << 8) - extern void dump_south(device_t dev); static void southbridge_init_common(struct device *dev); @@ -75,85 +61,6 @@ static unsigned char *pin_to_irq(const unsigned char *pin) } #endif -static struct ioapicreg { - u32 reg; - u32 value_low; - u32 value_high; -} ioapic_table[] = { - /* IO-APIC virtual wire mode configuration. */ - /* mask, trigger, polarity, destination, delivery, vector */ - {0, ENABLED | TRIGGER_EDGE | POLARITY_HIGH | PHYSICAL_DEST | - ExtINT, NONE}, - {1, DISABLED, NONE}, - {2, DISABLED, NONE}, - {3, DISABLED, NONE}, - {4, DISABLED, NONE}, - {5, DISABLED, NONE}, - {6, DISABLED, NONE}, - {7, DISABLED, NONE}, - {8, DISABLED, NONE}, - {9, DISABLED, NONE}, - {10, DISABLED, NONE}, - {11, DISABLED, NONE}, - {12, DISABLED, NONE}, - {13, DISABLED, NONE}, - {14, DISABLED, NONE}, - {15, DISABLED, NONE}, - {16, DISABLED, NONE}, - {17, DISABLED, NONE}, - {18, DISABLED, NONE}, - {19, DISABLED, NONE}, - {20, DISABLED, NONE}, - {21, DISABLED, NONE}, - {22, DISABLED, NONE}, - {23, DISABLED, NONE}, -}; - -static void setup_ioapic(u32 ioapic_base) -{ - u32 value_low, value_high, val; - volatile u32 *l; - int i; - - /* All delivered to CPU0. */ - ioapic_table[0].value_high = (lapicid()) << (56 - 32); - l = (u32 *)ioapic_base; - -#if CONFIG_EPIA_VT8237R_INIT - /* Set APIC to APIC Serial bus. */ - l[0] = 0x3; - l[4] = 0; -#else - /* Set APIC to FSB message bus. */ - l[0] = 0x3; - val = l[4]; - l[4] = (val & 0xFFFFFE) | 1; -#endif - - /* Set APIC ADDR - this will be VT8237R_APIC_ID. */ - l[0] = 0; - val = l[4]; - l[4] = (val & 0xF0FFFF) | (VT8237R_APIC_ID << 24); - - for (i = 0; i < ARRAY_SIZE(ioapic_table); i++) { - l[0] = (ioapic_table[i].reg * 2) + 0x10; - l[4] = ioapic_table[i].value_low; - value_low = l[4]; - l[0] = (ioapic_table[i].reg * 2) + 0x11; - l[4] = ioapic_table[i].value_high; - if (i == 0) { - l[0] = (ioapic_table[i].reg * 2) + 0x10; - value_low = l[4]; - if (value_low == 0xffffffff) - { - printk_warning("IO APIC not responding.\n"); - return; - } - } - } -} - - /** Set up PCI IRQ routing, route everything through APIC. */ static void pci_routing_fixup(struct device *dev) { @@ -622,7 +529,7 @@ static void southbridge_init_common(struct device *dev) { vt8237_common_init(dev); pci_routing_fixup(dev); - setup_ioapic(VT8237R_APIC_BASE); + setup_ioapic(VT8237R_APIC_BASE, VT8237R_APIC_ID); setup_i8259(); init_keyboard(dev); } |