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2346ae68c4
colinux64/patch/pci-2.6.33.diff
audy 2346ae68c4 clone from sourceforge
2025-02-13 19:09:34 -07:00

279 lines
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Index: linux-2.6.33-source/arch/x86/Kconfig
===================================================================
--- linux-2.6.33-source.orig/arch/x86/Kconfig
+++ linux-2.6.33-source/arch/x86/Kconfig
@@ -1893,6 +1893,9 @@
direct access method and falls back to the BIOS if that doesn't
work. If unsure, go with the default, which is "Any".
+config PCI_GOCO
+ bool "Cooperative"
+
config PCI_GOBIOS
bool "BIOS"
@@ -1911,6 +1914,11 @@
endchoice
+config PCI_COOPERATIVE
+ bool
+ depends on PCI && PCI_GOCO && COOPERATIVE
+ default y
+
config PCI_BIOS
def_bool y
depends on X86_32 && PCI && (PCI_GOBIOS || PCI_GOANY)
@@ -1992,6 +2000,7 @@
# x86_64 have no ISA slots, but do have ISA-style DMA.
config ISA_DMA_API
+ depends on !COOPERATIVE
def_bool y
if X86_32
Index: linux-2.6.33-source/arch/x86/kernel/cpu/cyrix.c
===================================================================
--- linux-2.6.33-source.orig/arch/x86/kernel/cpu/cyrix.c
+++ linux-2.6.33-source/arch/x86/kernel/cpu/cyrix.c
@@ -254,6 +254,7 @@
case 4: /* MediaGX/GXm or Geode GXM/GXLV/GX1 */
#ifdef CONFIG_PCI
+#ifndef CONFIG_COOPERATIVE
{
u32 vendor, device;
/*
@@ -287,6 +288,7 @@
mark_tsc_unstable("cyrix 5510/5520 detected");
}
#endif
+#endif
c->x86_cache_size = 16; /* Yep 16K integrated cache thats it */
/* GXm supports extended cpuid levels 'ala' AMD */
Index: linux-2.6.33-source/arch/x86/pci/init.c
===================================================================
--- linux-2.6.33-source.orig/arch/x86/pci/init.c
+++ linux-2.6.33-source/arch/x86/pci/init.c
@@ -11,6 +11,9 @@
type = pci_direct_probe();
#endif
+#ifdef CONFIG_PCI_COOPERATIVE
+ pci_cooperative_init();
+#endif
if (!(pci_probe & PCI_PROBE_NOEARLY))
pci_mmcfg_early_init();
Index: linux-2.6.33-source/arch/x86/include/asm/pci_x86.h
===================================================================
--- linux-2.6.33-source.orig/arch/x86/include/asm/pci_x86.h
+++ linux-2.6.33-source/arch/x86/include/asm/pci_x86.h
@@ -103,6 +103,7 @@
/* arch_initcall level */
extern int pci_direct_probe(void);
+extern void pci_cooperative_init(void);
extern void pci_direct_init(int type);
extern void pci_pcbios_init(void);
extern int pci_olpc_init(void);
Index: linux-2.6.33-source/arch/x86/pci/Makefile
===================================================================
--- linux-2.6.33-source.orig/arch/x86/pci/Makefile
+++ linux-2.6.33-source/arch/x86/pci/Makefile
@@ -1,5 +1,6 @@
obj-y := i386.o init.o
+obj-$(CONFIG_PCI_COOPERATIVE) += copci.o irq_cooperative.o
obj-$(CONFIG_PCI_BIOS) += pcbios.o
obj-$(CONFIG_PCI_MMCONFIG) += mmconfig_$(BITS).o direct.o mmconfig-shared.o
obj-$(CONFIG_PCI_DIRECT) += direct.o
@@ -7,13 +8,19 @@
obj-y += fixup.o
obj-$(CONFIG_ACPI) += acpi.o
-obj-y += legacy.o irq.o
+obj-y += legacy.o
+ifndef CONFIG_COOPERATIVE
+obj-y += irq.o
+endif
obj-$(CONFIG_X86_VISWS) += visws.o
obj-$(CONFIG_X86_NUMAQ) += numaq_32.o
-obj-y += common.o early.o
+obj-y += common.o
+ifndef CONFIG_COOPERATIVE
+obj-y += early.o
+endif
obj-y += amd_bus.o
obj-$(CONFIG_X86_64) += bus_numa.o
Index: linux-2.6.33-source/drivers/pci/pci.c
===================================================================
--- linux-2.6.33-source.orig/drivers/pci/pci.c
+++ linux-2.6.33-source/drivers/pci/pci.c
@@ -2111,6 +2111,7 @@
}
#ifndef HAVE_ARCH_PCI_SET_DMA_MASK
+#error BUG1 HAVE_ARCH_PCI_SET_DMA_MASK
/*
* These can be overridden by arch-specific implementations
*/
@@ -2876,9 +2877,13 @@
EXPORT_SYMBOL(pci_try_set_mwi);
EXPORT_SYMBOL(pci_clear_mwi);
EXPORT_SYMBOL_GPL(pci_intx);
+#ifndef HAVE_ARCH_PCI_SET_DMA_MASK
EXPORT_SYMBOL(pci_set_dma_mask);
EXPORT_SYMBOL(pci_set_consistent_dma_mask);
+#endif
+#ifndef CONFIG_COOPERATIVE
EXPORT_SYMBOL(pci_assign_resource);
+#endif
EXPORT_SYMBOL(pci_find_parent_resource);
EXPORT_SYMBOL(pci_select_bars);
Index: linux-2.6.33-source/arch/x86/include/asm/pci.h
===================================================================
--- linux-2.6.33-source.orig/arch/x86/include/asm/pci.h
+++ linux-2.6.33-source/arch/x86/include/asm/pci.h
@@ -70,7 +70,7 @@
int write_combine);
-#ifdef CONFIG_PCI
+#if defined(CONFIG_PCI) && !defined(CONFIG_COOPERATIVE)
extern void early_quirks(void);
static inline void pci_dma_burst_advice(struct pci_dev *pdev,
enum pci_dma_burst_strategy *strat,
@@ -83,12 +83,18 @@
static inline void early_quirks(void) { }
#endif
+#ifndef CONFIG_COOPERATIVE
extern void pci_iommu_alloc(void);
+#endif
/* MSI arch hook */
#define arch_setup_msi_irqs arch_setup_msi_irqs
+#ifdef CONFIG_COOPERATIVE
+#define PCI_DMA_BUS_IS_PHYS 0
+#else
#define PCI_DMA_BUS_IS_PHYS (dma_ops->is_phys)
+#endif
#if defined(CONFIG_X86_64) || defined(CONFIG_DMAR) || defined(CONFIG_DMA_API_DEBUG)
Index: linux-2.6.33-source/arch/x86/pci/i386.c
===================================================================
--- linux-2.6.33-source.orig/arch/x86/pci/i386.c
+++ linux-2.6.33-source/arch/x86/pci/i386.c
@@ -242,7 +242,9 @@
pcibios_allocate_resources(0);
pcibios_allocate_resources(1);
+#ifndef CONFIG_COOPERATIVE
e820_reserve_resources_late();
+#endif
/*
* Insert the IO APIC resources after PCI initialization has
* occured to handle IO APICS that are mapped in on a BAR in
Index: linux-2.6.33-source/arch/x86/pci/legacy.c
===================================================================
--- linux-2.6.33-source.orig/arch/x86/pci/legacy.c
+++ linux-2.6.33-source/arch/x86/pci/legacy.c
@@ -66,7 +66,9 @@
#endif
pci_legacy_init();
pcibios_fixup_peer_bridges();
+#ifndef CONFIG_COOPERATIVE
pcibios_irq_init();
+#endif
pcibios_init();
return 0;
Index: linux-2.6.33-source/drivers/usb/host/Makefile
===================================================================
--- linux-2.6.33-source.orig/drivers/usb/host/Makefile
+++ linux-2.6.33-source/drivers/usb/host/Makefile
@@ -16,7 +16,9 @@
obj-$(CONFIG_USB_WHCI_HCD) += whci/
+ifndef CONFIG_COOPERATIVE
obj-$(CONFIG_PCI) += pci-quirks.o
+endif
obj-$(CONFIG_USB_EHCI_HCD) += ehci-hcd.o
obj-$(CONFIG_USB_OXU210HP_HCD) += oxu210hp-hcd.o
Index: linux-2.6.33-source/arch/x86/pci/irq_cooperative.c
===================================================================
--- linux-2.6.33-source.orig/arch/x86/pci/irq_cooperative.c
+++ linux-2.6.33-source/arch/x86/pci/irq_cooperative.c
@@ -7,7 +7,7 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/pci.h>
-#include "pci.h"
+#include <asm/pci_x86.h>
/*
* Never use: 0, 1, 2 (timer, keyboard, and cascade)
Index: linux-2.6.33-source/arch/x86/pci/copci.c
===================================================================
--- linux-2.6.33-source.orig/arch/x86/pci/copci.c
+++ linux-2.6.33-source/arch/x86/pci/copci.c
@@ -4,13 +4,14 @@
* Cooperative Linux PCI Driver implementation
*/
+
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/pci_regs.h>
#include <linux/interrupt.h>
#include <linux/cooperative_pci.h>
#include <linux/cooperative_internal.h>
-#include "pci.h"
+#include <asm/pci_x86.h>
#include <linux/copci.h>
@@ -304,3 +305,15 @@
raw_pci_ops = &copci_ops;
}
+
+int pci_set_dma_mask(struct pci_dev *dev, u64 mask)
+{
+ return -EIO;
+}
+EXPORT_SYMBOL(pci_set_dma_mask);
+
+int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
+{
+ return -EIO;
+}
+EXPORT_SYMBOL(pci_set_consistent_dma_mask);
Index: linux-2.6.33-source/arch/x86/include/asm/dma.h
===================================================================
--- linux-2.6.33-source.orig/arch/x86/include/asm/dma.h
+++ linux-2.6.33-source/arch/x86/include/asm/dma.h
@@ -12,6 +12,11 @@
#include <asm/io.h> /* need byte IO */
#include <linux/delay.h>
+/* coLinux have a dummy implementation of pci_set_dma_mask() */
+#ifdef CONFIG_COOPERATIVE
+# define HAVE_ARCH_PCI_SET_DMA_MASK
+#endif
+
#ifdef HAVE_REALLY_SLOW_DMA_CONTROLLER
#define dma_outb outb_p
#else
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