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-rw-r--r--src/arch/i386/Config.lb6
-rw-r--r--src/cpu/p6/cpufixup.c43
-rw-r--r--src/mainboard/via/epia/Config.lb27
-rw-r--r--src/mainboard/via/epia/mainboard.c5
-rw-r--r--src/pc80/keyboard.c6
-rw-r--r--src/southbridge/via/vt8231/Config.lb2
-rw-r--r--src/southbridge/via/vt8231/vt8231.c619
7 files changed, 358 insertions, 350 deletions
diff --git a/src/arch/i386/Config.lb b/src/arch/i386/Config.lb
index b43258b9d4..3e72425f27 100644
--- a/src/arch/i386/Config.lb
+++ b/src/arch/i386/Config.lb
@@ -1,3 +1,5 @@
+uses CONFIG_SMP
+
init config/crt0.base
ldscript config/ldscript.lb
@@ -37,4 +39,6 @@ addaction clean "rm -f romimage payload.*"
dir lib
dir boot
-dir smp
+if CONFIG_SMP
+ dir smp
+end
diff --git a/src/cpu/p6/cpufixup.c b/src/cpu/p6/cpufixup.c
index f3d614b734..e5cd3fc017 100644
--- a/src/cpu/p6/cpufixup.c
+++ b/src/cpu/p6/cpufixup.c
@@ -1,18 +1,13 @@
/* microcode.c: Microcode update for PIII and later CPUS
*
- * $Id$
*/
-
-#ifndef lint
-static char rcsid[] = "$Id$";
-#endif
-
-#include <pciconf.h>
-#include <subr.h>
+#include <console/console.h>
+#include <mem.h>
#include <cpu/p6/msr.h>
-#include <printk.h>
#include <cpu/p5/cpuid.h>
-#include <cpu/cpufixup.h>
+#include <cpu/k8/mtrr.h>
+#include <device/device.h>
+#include <device/chip.h>
struct microcode {
unsigned int hdrver;
@@ -300,24 +295,33 @@ unsigned int microcode_updates [] = {
0x57688086, 0x218e4005, 0xca054e3d, 0xc1a3c3ec,
};
+
static void display_cpuid_update_microcode(void)
{
unsigned int eax, ebx, ecx, edx;
unsigned int pf, rev, sig, val[2];
unsigned int x86_model, x86_family, i;
struct microcode *m;
-
+ msr_t msr;
/* cpuid sets msr 0x8B iff a microcode update has been loaded. */
- wrmsr(0x8B, 0, 0);
+ //wrmsr(0x8B, 0, 0);
+ msr.lo = msr.hi = 0;
+ wrmsr(0x8b, msr);
cpuid(1, &eax, &ebx, &ecx, &edx);
- rdmsr(0x8B, val[0], rev);
+ //rdmsr(0x8B, val[0], rev);
+ msr = rdmsr(0x8b);
+ val[0] = msr.lo;
+ rev = msr.hi;
x86_model = (eax >>4) & 0x0f;
x86_family = (eax >>8) & 0x0f;
sig = eax;
pf = 0;
if ((x86_model >= 5)||(x86_family>6)) {
- rdmsr(0x17, val[0], val[1]);
+ //rdmsr(0x17, val[0], val[1]);
+ msr = rdmsr(0x17);
+ val[0] = msr.lo;
+ val[1] = msr.hi;
pf = 1 << ((val[1] >> 18) & 7);
}
printk_debug("microcode_info: sig = 0x%08x pf=0x%08x rev = 0x%08x\n",
@@ -326,9 +330,16 @@ static void display_cpuid_update_microcode(void)
m = (void *)&microcode_updates;
for(i = 0; i < sizeof(microcode_updates)/sizeof(struct microcode); i++) {
if ((m[i].sig == sig) && (m[i].pf == pf)) {
- wrmsr(0x79, (unsigned int)&m[i].bits, 0);
+ //wrmsr(0x79, (unsigned int)&m[i].bits, 0);
+ msr.lo = (unsigned int)&m[i].bits;
+ msr.hi = 0;
+ wrmsr(0x79, msr);
+
__asm__ __volatile__ ("cpuid" : : : "ax", "bx", "cx", "dx");
- rdmsr(0x8B, val[0], val[1]);
+ //rdmsr(0x8B, val[0], val[1]);
+ msr = rdmsr(0x8b);
+ val[0] = msr.lo;
+ val[1] = msr.hi;
printk_info("microcode updated from revision %d to %d\n",
rev, val[1]);
}
diff --git a/src/mainboard/via/epia/Config.lb b/src/mainboard/via/epia/Config.lb
index 6d30820105..c4527cec17 100644
--- a/src/mainboard/via/epia/Config.lb
+++ b/src/mainboard/via/epia/Config.lb
@@ -14,6 +14,7 @@ uses PAYLOAD_SIZE
uses _ROMBASE
uses XIP_ROM_SIZE
uses XIP_ROM_BASE
+uses HAVE_MP_TABLE
## ROM_SIZE is the size of boot ROM that this board will use.
default ROM_SIZE 524288
@@ -28,6 +29,11 @@ default ROM_SIZE 524288
option HAVE_FALLBACK_BOOT=1
##
+## no MP table
+##
+option HAVE_MP_TABLE=0
+
+##
## Build code to reset the motherboard from linuxBIOS
##
option HAVE_HARD_RESET=1
@@ -37,12 +43,7 @@ option HAVE_HARD_RESET=1
##
option HAVE_PIRQ_TABLE=1
option IRQ_SLOT_COUNT=7
-
-##
-## Build code to export an x86 MP table
-## Useful for specifying IRQ routing values
-##
-option HAVE_MP_TABLE=1
+object irq_tables.o
##
## Build code to export a CMOS option table
@@ -50,18 +51,6 @@ option HAVE_MP_TABLE=1
option HAVE_OPTION_TABLE=1
##
-## Build code for SMP support
-## Only worry about 2 micro processors
-##
-option CONFIG_SMP=1
-option CONFIG_MAX_CPUS=2
-
-##
-## Build code to setup a generic IOAPIC
-##
-option CONFIG_IOAPIC=1
-
-##
## Clean up the motherboard id strings
##
option MAINBOARD_PART_NUMBER="HDAMA"
@@ -238,7 +227,7 @@ northbridge via/vt8601 "vt8601"
end
end
-cpu p5 "cpu0"
+cpu p6 "cpu0"
end
diff --git a/src/mainboard/via/epia/mainboard.c b/src/mainboard/via/epia/mainboard.c
index 6790aaca1b..554c0d3336 100644
--- a/src/mainboard/via/epia/mainboard.c
+++ b/src/mainboard/via/epia/mainboard.c
@@ -7,7 +7,6 @@
#include <arch/io.h>
#include <device/chip.h>
-#include "../../../northbridge/amd/amdk8/northbridge.h"
#include "chip.h"
@@ -16,7 +15,7 @@ static struct device_operations mainboard_operations = {
.set_resources = root_dev_set_resources,
.enable_resources = enable_childrens_resources,
.init = 0,
- .scan_bus = vt8_scan_root_bus,
+ .scan_bus = pci_scan_bridge,
.enable = 0,
};
@@ -32,6 +31,6 @@ static void enumerate(struct chip *chip)
}
struct chip_control mainboard_via_epia_control = {
.enumerate = enumerate,
- .name = "Arima HDAMA mainboard ",
+ .name = "VIA EPIA mainboard ",
};
diff --git a/src/pc80/keyboard.c b/src/pc80/keyboard.c
index 9dc56b5698..a7ecf8cbd3 100644
--- a/src/pc80/keyboard.c
+++ b/src/pc80/keyboard.c
@@ -1,9 +1,5 @@
-#ifndef lint
-static char rcsid[] = "$Id$";
-#endif
-
#include <arch/io.h>
-#include <subr.h>
+
/* much better keyboard init courtesy ollie@sis.com.tw
TODO: Typematic Setting, the keyboard is too slow for me */
void pc_keyboard_init()
diff --git a/src/southbridge/via/vt8231/Config.lb b/src/southbridge/via/vt8231/Config.lb
index adaa1218e9..b0b2ef5abf 100644
--- a/src/southbridge/via/vt8231/Config.lb
+++ b/src/southbridge/via/vt8231/Config.lb
@@ -1,2 +1,2 @@
config chip.h
-object w83c553f.o
+object vt8231.o
diff --git a/src/southbridge/via/vt8231/vt8231.c b/src/southbridge/via/vt8231/vt8231.c
index d1bb66ba64..f395b054fb 100644
--- a/src/southbridge/via/vt8231/vt8231.c
+++ b/src/southbridge/via/vt8231/vt8231.c
@@ -1,103 +1,111 @@
#include <arch/io.h>
+#include <device/device.h>
#include <device/pci.h>
+#include <device/pci_ops.h>
+#include <device/pci_ids.h>
#include <device/chip.h>
#include <console/console.h>
#include "vt8231.h"
#include "chip.h"
+void pc_keyboard_init(void);
-
-void usb_on(int enable)
+void
+hard_reset() {
+ printk_err("NO HARD RESET ON VT8231! FIX ME!\n");
+}
+static void usb_on(int enable)
{
- unsigned char regval;
-
- /* Base 8231 controller */
- struct pci_dev *dev0 = pci_find_device(PCI_VENDOR_ID_VIA, \
- PCI_DEVICE_ID_VIA_8231, 0);
- /* USB controller 1 */
- struct pci_dev *dev2 = pci_find_device(PCI_VENDOR_ID_VIA, \
- PCI_DEVICE_ID_VIA_82C586_2, 0);
- /* USB controller 2 */
- struct pci_dev *dev3 = pci_find_device(PCI_VENDOR_ID_VIA, \
- PCI_DEVICE_ID_VIA_82C586_2, \
- dev2);
-
- /* enable USB1 */
- if(dev2) {
- if (enable) {
- pci_write_config_byte(dev2, 0x3c, 0x05);
- pci_write_config_byte(dev2, 0x04, 0x07);
- } else {
- pci_write_config_byte(dev2, 0x3c, 0x00);
- pci_write_config_byte(dev2, 0x04, 0x00);
- }
- }
-
- if(dev0) {
- pci_read_config_byte(dev0, 0x50, &regval);
- if (enable)
- regval &= ~(0x10);
- else
- regval |= 0x10;
- pci_write_config_byte(dev0, 0x50, regval);
- }
-
- /* enable USB2 */
- if(dev3) {
- if (enable) {
- pci_write_config_byte(dev3, 0x3c, 0x05);
- pci_write_config_byte(dev3, 0x04, 0x07);
- } else {
- pci_write_config_byte(dev3, 0x3c, 0x00);
- pci_write_config_byte(dev3, 0x04, 0x00);
- }
- }
-
- if(dev0) {
- pci_read_config_byte(dev0, 0x50, &regval);
- if (enable)
- regval &= ~(0x20);
- else
- regval |= 0x20;
- pci_write_config_byte(dev0, 0x50, regval);
- }
+
+ unsigned char regval;
+
+ /* Base 8231 controller */
+ device_t dev0 = dev_find_device(PCI_VENDOR_ID_VIA, \
+ PCI_DEVICE_ID_VIA_8231, 0);
+ /* USB controller 1 */
+ device_t dev2 = dev_find_device(PCI_VENDOR_ID_VIA, \
+ PCI_DEVICE_ID_VIA_82C586_2, 0);
+ /* USB controller 2 */
+ device_t dev3 = dev_find_device(PCI_VENDOR_ID_VIA, \
+ PCI_DEVICE_ID_VIA_82C586_2, \
+ dev2);
+
+ /* enable USB1 */
+ if(dev2) {
+ if (enable) {
+ pci_write_config8(dev2, 0x3c, 0x05);
+ pci_write_config8(dev2, 0x04, 0x07);
+ } else {
+ pci_write_config8(dev2, 0x3c, 0x00);
+ pci_write_config8(dev2, 0x04, 0x00);
+ }
+ }
+
+ if(dev0) {
+ regval = pci_read_config8(dev0, 0x50);
+ if (enable)
+ regval &= ~(0x10);
+ else
+ regval |= 0x10;
+ pci_write_config8(dev0, 0x50, regval);
+ }
+
+ /* enable USB2 */
+ if(dev3) {
+ if (enable) {
+ pci_write_config8(dev3, 0x3c, 0x05);
+ pci_write_config8(dev3, 0x04, 0x07);
+ } else {
+ pci_write_config8(dev3, 0x3c, 0x00);
+ pci_write_config8(dev3, 0x04, 0x00);
+ }
+ }
+
+ if(dev0) {
+ regval = pci_read_config8(dev0, 0x50);
+ if (enable)
+ regval &= ~(0x20);
+ else
+ regval |= 0x20;
+ pci_write_config8(dev0, 0x50, regval);
+ }
}
-void keyboard_on()
+static void keyboard_on()
{
- unsigned char regval;
+ unsigned char regval;
- /* Base 8231 controller */
- struct pci_dev *dev0 = pci_find_device(PCI_VENDOR_ID_VIA, \
- PCI_DEVICE_ID_VIA_8231, 0);
+ /* Base 8231 controller */
+ device_t dev0 = dev_find_device(PCI_VENDOR_ID_VIA, \
+ PCI_DEVICE_ID_VIA_8231, 0);
- /* kevinh/Ispiri - update entire function to use
- new pci_write_config_byte */
+ /* kevinh/Ispiri - update entire function to use
+ new pci_write_config8 */
- if (dev0) {
- pci_read_config_byte(dev0, 0x51, &regval);
- regval |= 0x0f;
- pci_write_config_byte(dev0, 0x51, regval);
- }
- pc_keyboard_init();
+ if (dev0) {
+ regval = pci_read_config8(dev0, 0x51);
+ regval |= 0x0f;
+ pci_write_config8(dev0, 0x51, regval);
+ }
+ pc_keyboard_init();
}
-void nvram_on()
+static void nvram_on()
{
- /*
- * the VIA 8231 South has a very different nvram setup than the
- * piix4e ...
- * turn on ProMedia nvram.
- * TO DO: use the PciWriteByte function here.
- */
-
- /*
- * kevinh/Ispiri - I don't think this is the correct address/value
- * intel_conf_writeb(0x80008841, 0xFF);
- */
+ /*
+ * the VIA 8231 South has a very different nvram setup than the
+ * piix4e ...
+ * turn on ProMedia nvram.
+ * TO DO: use the PciWriteByte function here.
+ */
+
+ /*
+ * kevinh/Ispiri - I don't think this is the correct address/value
+ * intel_conf_writeb(0x80008841, 0xFF);
+ */
}
@@ -105,255 +113,256 @@ void nvram_on()
* Enable the ethernet device and turn off stepping (because it is integrated
* inside the southbridge)
*/
-void ethernet_fixup()
+static void ethernet_fixup()
{
- struct pci_dev *dev, *edev;
- u8 byte;
-
- printk_info("Ethernet fixup\n");
-
- edev = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8233_7, 0);
- if (edev != NULL) {
- printk_debug("Configuring VIA LAN\n");
-
- /* We don't need stepping - though the device supports it */
- pci_read_config_byte(edev, PCI_COMMAND, &byte);
- byte &= ~PCI_COMMAND_WAIT;
- pci_write_config_byte(edev, PCI_COMMAND, byte);
- } else {
- printk_debug("VIA LAN not found\n");
- }
+ device_t edev;
+ uint8_t byte;
+
+ printk_info("Ethernet fixup\n");
+
+ edev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8233_7, 0);
+ if (edev) {
+ printk_debug("Configuring VIA LAN\n");
+
+ /* We don't need stepping - though the device supports it */
+ byte = pci_read_config8(edev, PCI_COMMAND);
+ byte &= ~PCI_COMMAND_WAIT;
+ pci_write_config8(edev, PCI_COMMAND, byte);
+ } else {
+ printk_debug("VIA LAN not found\n");
+ }
}
-void southbridge_fixup()
+static void vt8231_init(struct southbridge_via_vt8231_config *conf)
{
- unsigned char enables;
- struct pci_dev *dev0;
- struct pci_dev *dev1;
- struct pci_dev *devpwr;
-
- // to do: use the pcibios_find function here, instead of
- // hard coding the devfn.
- // done - kevinh/Ispiri
-
- /* Base 8231 controller */
- dev0 = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231, 0);
- /* IDE controller */
- dev1 = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1, \
- 0);
- /* Power management controller */
- devpwr = pci_find_device(PCI_VENDOR_ID_VIA, \
- PCI_DEVICE_ID_VIA_8231_4, 0);
-
- // enable the internal I/O decode
- enables = pci_read_config_byte(dev0, 0x6C, &enables);
- enables |= 0x80;
- pci_write_config_byte(dev0, 0x6C, enables);
-
- // Map 4MB of FLASH into the address space
- pci_write_config_byte(dev0, 0x41, 0x7f);
-
- // Set bit 6 of 0x40, because Award does it (IO recovery time)
- // IMPORTANT FIX - EISA 0x4d0 decoding must be on so that PCI
- // interrupts can be properly marked as level triggered.
- enables = pci_read_config_byte(dev0, 0x40, &enables); enables |= 0x44;
- pci_write_config_byte(dev0, 0x40, enables);
-
- // Set 0x42 to 0xf0 to match Award bios
- enables = pci_read_config_byte(dev0, 0x42, &enables);
- enables |= 0xf0;
- pci_write_config_byte(dev0, 0x42, enables);
-
- // Set bit 3 of 0x4a, to match award (dummy pci request)
- enables = pci_read_config_byte(dev0, 0x4a, &enables);
- enables |= 0x08;
- pci_write_config_byte(dev0, 0x4a, enables);
-
- // Set bit 3 of 0x4f to match award (use INIT# as cpu reset)
- enables = pci_read_config_byte(dev0, 0x4f, &enables);
- enables |= 0x08;
- pci_write_config_byte(dev0, 0x4f, enables);
-
- // Set 0x58 to 0x03 to match Award
- pci_write_config_byte(dev0, 0x58, 0x03);
-
- // enable the ethernet/RTC
- if(dev0) {
- pci_read_config_byte(dev0, 0x51, &enables);
- enables |= 0x18;
- pci_write_config_byte(dev0, 0x51, enables);
- }
+ unsigned char enables;
+ device_t dev0;
+ device_t dev1;
+ device_t devpwr;
+
+ // to do: use the pcibios_find function here, instead of
+ // hard coding the devfn.
+ // done - kevinh/Ispiri
+
+ /* Base 8231 controller */
+ dev0 = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231, 0);
+ /* IDE controller */
+ dev1 = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1, \
+ 0);
+ /* Power management controller */
+ devpwr = dev_find_device(PCI_VENDOR_ID_VIA, \
+ PCI_DEVICE_ID_VIA_8231_4, 0);
+
+ // enable the internal I/O decode
+ enables = pci_read_config8(dev0, 0x6C);
+ enables |= 0x80;
+ pci_write_config8(dev0, 0x6C, enables);
+
+ // Map 4MB of FLASH into the address space
+ pci_write_config8(dev0, 0x41, 0x7f);
+
+ // Set bit 6 of 0x40, because Award does it (IO recovery time)
+ // IMPORTANT FIX - EISA 0x4d0 decoding must be on so that PCI
+ // interrupts can be properly marked as level triggered.
+ enables = pci_read_config8(dev0, 0x40);
+ pci_write_config8(dev0, 0x40, enables);
+
+ // Set 0x42 to 0xf0 to match Award bios
+ enables = pci_read_config8(dev0, 0x42);
+ enables |= 0xf0;
+ pci_write_config8(dev0, 0x42, enables);
+
+ // Set bit 3 of 0x4a, to match award (dummy pci request)
+ enables = pci_read_config8(dev0, 0x4a);
+ enables |= 0x08;
+ pci_write_config8(dev0, 0x4a, enables);
+
+ // Set bit 3 of 0x4f to match award (use INIT# as cpu reset)
+ enables = pci_read_config8(dev0, 0x4f);
+ enables |= 0x08;
+ pci_write_config8(dev0, 0x4f, enables);
+
+ // Set 0x58 to 0x03 to match Award
+ pci_write_config8(dev0, 0x58, 0x03);
+
+ // enable the ethernet/RTC
+ if(dev0) {
+ enables = pci_read_config8(dev0, 0x51);
+ enables |= 0x18;
+ pci_write_config8(dev0, 0x51, enables);
+ }
- // enable com1 and com2.
- if (conf->enable_com_ports) {
- enables = pci_read_config_byte(dev0, 0x6e, &enables);
- /* 0x80 is enable com port b, 0x10 is to make it com2, 0x8
- * is enable com port a as com1 kevinh/Ispiri - Old code
- * thought 0x01 would make it com1, that was wrong /*
- * enables = 0x80 | 0x10 | 0x8 ; pci_write_config_byte(dev0,
- * 0x6e, enables); // note: this is also a redo of some port
- * of assembly, but we want everything up.
- */
-
- /* set com1 to 115 kbaud not clear how to do this yet.
- * forget it; done in assembly.
- */
-#endif
-
- // enable IDE, since Linux won't do it.
- // First do some more things to devfn (17,0)
- // note: this should already be cleared, according to the book.
- pci_read_config_byte(dev0, 0x50, &enables);
- printk_debug("IDE enable in reg. 50 is 0x%x\n", enables);
- enables &= ~8; // need manifest constant here!
- printk_debug("set IDE reg. 50 to 0x%x\n", enables);
- pci_write_config_byte(dev0, 0x50, enables);
-
- // set default interrupt values (IDE)
- pci_read_config_byte(dev0, 0x4c, &enables);
- printk_debug("IRQs in reg. 4c are 0x%x\n", enables & 0xf);
- // clear out whatever was there.
- enables &= ~0xf;
- enables |= 4;
- printk_debug("setting reg. 4c to 0x%x\n", enables);
- pci_write_config_byte(dev0, 0x4c, enables);
+ // enable com1 and com2.
+ if (conf->enable_com_ports) {
+ enables = pci_read_config8(dev0, 0x6e);
+
+ /* 0x80 is enable com port b, 0x10 is to make it com2, 0x8
+ * is enable com port a as com1 kevinh/Ispiri - Old code
+ * thought 0x01 would make it com1, that was wrong enables =
+ * 0x80 | 0x10 | 0x8 ; pci_write_config8(dev0, 0x6e,
+ * enables); // note: this is also a redo of some port of
+ * assembly, but we want everything up.
+ */
+
+ /* set com1 to 115 kbaud not clear how to do this yet.
+ * forget it; done in assembly.
+ */
+
+ }
+ // enable IDE, since Linux won't do it.
+ // First do some more things to devfn (17,0)
+ // note: this should already be cleared, according to the book.
+ enables = pci_read_config8(dev0, 0x50);
+ printk_debug("IDE enable in reg. 50 is 0x%x\n", enables);
+ enables &= ~8; // need manifest constant here!
+ printk_debug("set IDE reg. 50 to 0x%x\n", enables);
+ pci_write_config8(dev0, 0x50, enables);
+
+ // set default interrupt values (IDE)
+ enables = pci_read_config8(dev0, 0x4c);
+ printk_debug("IRQs in reg. 4c are 0x%x\n", enables & 0xf);
+ // clear out whatever was there.
+ enables &= ~0xf;
+ enables |= 4;
+ printk_debug("setting reg. 4c to 0x%x\n", enables);
+ pci_write_config8(dev0, 0x4c, enables);
- // set up the serial port interrupts.
- // com2 to 3, com1 to 4
- pci_write_config_byte(dev0, 0x46, 0x04);
- pci_write_config_byte(dev0, 0x47, 0x03);
-
- //
- // Power management setup
- //
- // Set ACPI base address to IO 0x4000
- pci_write_config_dword(devpwr, 0x48, 0x4001);
-
- // Enable ACPI access (and setup like award)
- pci_write_config_byte(devpwr, 0x41, 0x84);
-
- // Set hardware monitor base address to IO 0x6000
- pci_write_config_dword(devpwr, 0x70, 0x6001);
-
- // Enable hardware monitor (and setup like award)
- pci_write_config_byte(devpwr, 0x74, 0x01);
-
- // set IO base address to 0x5000
- pci_write_config_dword(devpwr, 0x90, 0x5001);
-
- // Enable SMBus
- pci_write_config_byte(devpwr, 0xd2, 0x01);
-
- //
- // IDE setup
- //
- if (conf->enable_native_ide) {
- // Run the IDE controller in 'compatiblity mode - i.e. don't use PCI
- // interrupts. Using PCI ints confuses linux for some reason.
+ // set up the serial port interrupts.
+ // com2 to 3, com1 to 4
+ pci_write_config8(dev0, 0x46, 0x04);
+ pci_write_config8(dev0, 0x47, 0x03);
+
+ //
+ // Power management setup
+ //
+ // Set ACPI base address to IO 0x4000
+ pci_write_config32(devpwr, 0x48, 0x4001);
+
+ // Enable ACPI access (and setup like award)
+ pci_write_config8(devpwr, 0x41, 0x84);
+
+ // Set hardware monitor base address to IO 0x6000
+ pci_write_config32(devpwr, 0x70, 0x6001);
+
+ // Enable hardware monitor (and setup like award)
+ pci_write_config8(devpwr, 0x74, 0x01);
+
+ // set IO base address to 0x5000
+ pci_write_config32(devpwr, 0x90, 0x5001);
+
+ // Enable SMBus
+ pci_write_config8(devpwr, 0xd2, 0x01);
+
+ //
+ // IDE setup
+ //
+ if (conf->enable_native_ide) {
+ // Run the IDE controller in 'compatiblity mode - i.e. don't use PCI
+ // interrupts. Using PCI ints confuses linux for some reason.
- pci_read_config_byte(dev1, 0x42, &enables);
- printk_debug("enables in reg 0x42 0x%x\n", enables);
- enables &= ~0xc0; // compatability mode
- pci_write_config_byte(dev1, 0x42, enables);
- pci_read_config_byte(dev1, 0x42, &enables);
- printk_debug("enables in reg 0x42 read back as 0x%x\n", enables);
- }
-
- pci_read_config_byte(dev1, 0x40, &enables);
- printk_debug("enables in reg 0x40 0x%x\n", enables);
- enables |= 3;
- pci_write_config_byte(dev1, 0x40, enables);
- pci_read_config_byte(dev1, 0x40, &enables);
- printk_debug("enables in reg 0x40 read back as 0x%x\n", enables);
-
- // Enable prefetch buffers
- pci_read_config_byte(dev1, 0x41, &enables);
- enables |= 0xf0;
- pci_write_config_byte(dev1, 0x41, enables);
-
- // Lower thresholds (cause award does it)
- pci_read_config_byte(dev1, 0x43, &enables);
- enables &= ~0x0f;
- enables |= 0x05;
- pci_write_config_byte(dev1, 0x43, enables);
-
- // PIO read prefetch counter (cause award does it)
- pci_write_config_byte(dev1, 0x44, 0x18);
-
- // Use memory read multiple
- pci_write_config_byte(dev1, 0x45, 0x1c);
-
- // address decoding.
- // we want "flexible", i.e. 1f0-1f7 etc. or native PCI
- // kevinh@ispiri.com - the standard linux drivers seem ass slow when
- // used in native mode - I've changed back to classic
- pci_read_config_byte(dev1, 0x9, &enables);
- printk_debug("enables in reg 0x9 0x%x\n", enables);
- // by the book, set the low-order nibble to 0xa.
- if (conf->enable_native_ide) {
- enables &= ~0xf;
- // cf/cg silicon needs an 'f' here.
- enables |= 0xf;
- } else {
- enables &= ~0x5;
- }
-
- pci_write_config_byte(dev1, 0x9, enables);
- pci_read_config_byte(dev1, 0x9, &enables);
- printk_debug("enables in reg 0x9 read back as 0x%x\n", enables);
-
- // standard bios sets master bit.
- pci_read_config_byte(dev1, 0x4, &enables);
- printk_debug("command in reg 0x4 0x%x\n", enables);
- enables |= 7;
+ enables = pci_read_config8(dev1, 0x42);
+ printk_debug("enables in reg 0x42 0x%x\n", enables);
+ enables &= ~0xc0; // compatability mode
+ pci_write_config8(dev1, 0x42, enables);
+ enables = pci_read_config8(dev1, 0x42);
+ printk_debug("enables in reg 0x42 read back as 0x%x\n", enables);
+ }
+
+ enables = pci_read_config8(dev1, 0x40);
+ printk_debug("enables in reg 0x40 0x%x\n", enables);
+ enables |= 3;
+ pci_write_config8(dev1, 0x40, enables);
+ enables = pci_read_config8(dev1, 0x40);
+ printk_debug("enables in reg 0x40 read back as 0x%x\n", enables);
+
+ // Enable prefetch buffers
+ enables = pci_read_config8(dev1, 0x41);
+ enables |= 0xf0;
+ pci_write_config8(dev1, 0x41, enables);
+
+ // Lower thresholds (cause award does it)
+ enables = pci_read_config8(dev1, 0x43);
+ enables &= ~0x0f;
+ enables |= 0x05;
+ pci_write_config8(dev1, 0x43, enables);
+
+ // PIO read prefetch counter (cause award does it)
+ pci_write_config8(dev1, 0x44, 0x18);
+
+ // Use memory read multiple
+ pci_write_config8(dev1, 0x45, 0x1c);
+
+ // address decoding.
+ // we want "flexible", i.e. 1f0-1f7 etc. or native PCI
+ // kevinh@ispiri.com - the standard linux drivers seem ass slow when
+ // used in native mode - I've changed back to classic
+ enables = pci_read_config8(dev1, 0x9);
+ printk_debug("enables in reg 0x9 0x%x\n", enables);
+ // by the book, set the low-order nibble to 0xa.
+ if (conf->enable_native_ide) {
+ enables &= ~0xf;
+ // cf/cg silicon needs an 'f' here.
+ enables |= 0xf;
+ } else {
+ enables &= ~0x5;
+ }
+
+ pci_write_config8(dev1, 0x9, enables);
+ enables = pci_read_config8(dev1, 0x9);
+ printk_debug("enables in reg 0x9 read back as 0x%x\n", enables);
+
+ // standard bios sets master bit.
+ enables = pci_read_config8(dev1, 0x4);
+ printk_debug("command in reg 0x4 0x%x\n", enables);
+ enables |= 7;
- // No need for stepping - kevinh@ispiri.com
- enables &= ~0x80;
-
- pci_write_config_byte(dev1, 0x4, enables);
- pci_read_config_byte(dev1, 0x4, &enables);
- printk_debug("command in reg 0x4 reads back as 0x%x\n", enables);
-
- if (! conf->enable_native_ide) {
- // Use compatability mode - per award bios
- pci_write_config_dword(dev1, 0x10, 0x0);
- pci_write_config_dword(dev1, 0x14, 0x0);
- pci_write_config_dword(dev1, 0x18, 0x0);
- pci_write_config_dword(dev1, 0x1c, 0x0);
+ // No need for stepping - kevinh@ispiri.com
+ enables &= ~0x80;
+
+ pci_write_config8(dev1, 0x4, enables);
+ enables = pci_read_config8(dev1, 0x4);
+ printk_debug("command in reg 0x4 reads back as 0x%x\n", enables);
+
+ if (! conf->enable_native_ide) {
+ // Use compatability mode - per award bios
+ pci_write_config32(dev1, 0x10, 0x0);
+ pci_write_config32(dev1, 0x14, 0x0);
+ pci_write_config32(dev1, 0x18, 0x0);
+ pci_write_config32(dev1, 0x1c, 0x0);
- // Force interrupts to use compat mode - just like Award bios
- pci_write_config_byte(dev1, 0x3d, 00);
- pci_write_config_byte(dev1, 0x3c, 0xff);
- }
+ // Force interrupts to use compat mode - just like Award bios
+ pci_write_config8(dev1, 0x3d, 00);
+ pci_write_config8(dev1, 0x3c, 0xff);
+ }
- ethernet_fixup();
+ ethernet_fixup();
- // Start the rtc
- rtc_init(0);
+ // Start the rtc
+ rtc_init(0);
}
static void
southbridge_init(struct chip *chip, enum chip_pass pass)
{
- struct southbridge_via_vt8231_config *conf =
- (struct southbridge_via_vt8231_config *)chip->chip_info;
+ struct southbridge_via_vt8231_config *conf =
+ (struct southbridge_via_vt8231_config *)chip->chip_info;
- switch (pass) {
- case CONF_PASS_POST_PCI:
- vt8231_init(conf);
- break;
+ switch (pass) {
+ case CONF_PASS_POST_PCI:
+ vt8231_init(conf);
+ break;
- default:
- /* nothing yet */
- break;
- }
+ default:
+ /* nothing yet */
+ break;
+ }
}
struct chip_control southbridge_via_vt8231_control = {
- enable: southbridge_init,
- name: "VIA vt8231"
+ enable: southbridge_init,
+ name: "VIA vt8231"
};