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Rename kernel option ACPI_DMAR to IOMMU.

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This is mostly needed for a common arm64/amd64 iommu code.

Reviewed by:	kib
Sponsored by:	DARPA, AFRL
Differential Revision:	https://reviews.freebsd.org/D26587
This commit is contained in:
br 2020-09-29 20:29:07 +00:00
parent 5ec4304835
commit e749a4ccbf
11 changed files with 39 additions and 31 deletions
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2
sys/amd64/conf/GENERIC
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@ -102,6 +102,7 @@ options WITNESS # Enable checks to detect deadlocks and cycles
options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default
options IOMMU
# Kernel Sanitizers
#options COVERAGE # Generic kernel coverage. Used by KCOV
@ -127,7 +128,6 @@ device cpufreq
# Bus support.
device acpi
options ACPI_DMAR
device pci
options PCI_HP # PCI-Express native HotPlug
options PCI_IOV # PCI SR-IOV support

2
sys/amd64/conf/MINIMAL
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@ -93,6 +93,7 @@ options WITNESS # Enable checks to detect deadlocks and cycles
options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default
options IOMMU
# Make an SMP-capable kernel by default
options SMP # Symmetric MultiProcessor Kernel
@ -103,7 +104,6 @@ device cpufreq
# Bus support.
device acpi
options ACPI_DMAR
device pci
# atkbdc0 controls both the keyboard and the PS/2 mouse

20
sys/conf/files.x86
View File

@ -165,8 +165,8 @@ dev/imcsmb/imcsmb.c optional imcsmb
dev/imcsmb/imcsmb_pci.c optional imcsmb pci
dev/intel/spi.c optional intelspi
dev/io/iodev.c optional io
dev/iommu/busdma_iommu.c optional acpi acpi_dmar pci
dev/iommu/iommu_gas.c optional acpi acpi_dmar pci
dev/iommu/busdma_iommu.c optional acpi iommu pci
dev/iommu/iommu_gas.c optional acpi iommu pci
dev/ipmi/ipmi.c optional ipmi
dev/ipmi/ipmi_acpi.c optional ipmi acpi
dev/ipmi/ipmi_isa.c optional ipmi isa
@ -302,14 +302,14 @@ x86/cpufreq/hwpstate_amd.c optional cpufreq
x86/cpufreq/hwpstate_intel.c optional cpufreq
x86/cpufreq/p4tcc.c optional cpufreq
x86/cpufreq/powernow.c optional cpufreq
x86/iommu/intel_ctx.c optional acpi acpi_dmar pci
x86/iommu/intel_drv.c optional acpi acpi_dmar pci
x86/iommu/intel_fault.c optional acpi acpi_dmar pci
x86/iommu/intel_idpgtbl.c optional acpi acpi_dmar pci
x86/iommu/intel_intrmap.c optional acpi acpi_dmar pci
x86/iommu/intel_qi.c optional acpi acpi_dmar pci
x86/iommu/intel_quirks.c optional acpi acpi_dmar pci
x86/iommu/intel_utils.c optional acpi acpi_dmar pci
x86/iommu/intel_ctx.c optional acpi iommu pci
x86/iommu/intel_drv.c optional acpi iommu pci
x86/iommu/intel_fault.c optional acpi iommu pci
x86/iommu/intel_idpgtbl.c optional acpi iommu pci
x86/iommu/intel_intrmap.c optional acpi iommu pci
x86/iommu/intel_qi.c optional acpi iommu pci
x86/iommu/intel_quirks.c optional acpi iommu pci
x86/iommu/intel_utils.c optional acpi iommu pci
x86/isa/atrtc.c standard
x86/isa/clock.c standard
x86/isa/isa.c optional isa

4
sys/conf/options
View File

@ -704,9 +704,11 @@ EPOCH_TRACE opt_global.h
ACPI_DEBUG opt_acpi.h
ACPI_MAX_TASKS opt_acpi.h
ACPI_MAX_THREADS opt_acpi.h
ACPI_DMAR opt_acpi.h
DEV_ACPI opt_acpi.h
# options for IOMMU support
IOMMU opt_iommu.h
# ISA support
DEV_ISA opt_isa.h
ISAPNP opt_isa.h

3
sys/dev/acpica/acpi_pci.c
View File

@ -30,6 +30,7 @@
__FBSDID("$FreeBSD$");
#include "opt_acpi.h"
#include "opt_iommu.h"
#include <sys/param.h>
#include <sys/systm.h>
@ -459,7 +460,7 @@ acpi_pci_detach(device_t dev)
return (pci_detach(dev));
}
#ifdef ACPI_DMAR
#ifdef IOMMU
static bus_dma_tag_t
acpi_pci_get_dma_tag(device_t bus, device_t child)
{

3
sys/dev/pci/pci.c
View File

@ -32,6 +32,7 @@
__FBSDID("$FreeBSD$");
#include "opt_acpi.h"
#include "opt_iommu.h"
#include "opt_bus.h"
#include <sys/param.h>
@ -5683,7 +5684,7 @@ pci_get_resource_list (device_t dev, device_t child)
return (&dinfo->resources);
}
#ifdef ACPI_DMAR
#ifdef IOMMU
bus_dma_tag_t
pci_get_dma_tag(device_t bus, device_t dev)
{

2
sys/i386/conf/MINIMAL
View File

@ -93,6 +93,7 @@ options WITNESS # Enable checks to detect deadlocks and cycles
options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default
options IOMMU
# Make an SMP-capable kernel by default
options SMP # Symmetric MultiProcessor Kernel
@ -104,7 +105,6 @@ device cpufreq
# Bus support.
device acpi
options ACPI_DMAR
device pci
# atkbdc0 controls both the keyboard and the PS/2 mouse

3
sys/i386/conf/NOTES
View File

@ -439,6 +439,8 @@ device s3pci
device tdfx # Enable 3Dfx Voodoo support
device tdfx_linux # Enable Linuxulator support
options IOMMU # Enable IOMMU support
#
# ACPI support using the Intel ACPI Component Architecture reference
# implementation.
@ -450,7 +452,6 @@ device tdfx_linux # Enable Linuxulator support
device acpi
options ACPI_DEBUG
options ACPI_DMAR
# ACPI WMI Mapping driver
device acpi_wmi

3
sys/x86/x86/busdma_machdep.c
View File

@ -34,6 +34,7 @@
__FBSDID("$FreeBSD$");
#include "opt_acpi.h"
#include "opt_iommu.h"
#include <sys/param.h>
#include <sys/systm.h>
@ -268,7 +269,7 @@ bus_dma_tag_destroy(bus_dma_tag_t dmat)
return (tc->impl->tag_destroy(dmat));
}
#ifndef ACPI_DMAR
#ifndef IOMMU
bool bus_dma_iommu_set_buswide(device_t dev);
int bus_dma_iommu_load_ident(bus_dma_tag_t dmat, bus_dmamap_t map,
vm_paddr_t start, vm_size_t length, int flags);

9
sys/x86/x86/io_apic.c
View File

@ -29,6 +29,7 @@
__FBSDID("$FreeBSD$");
#include "opt_acpi.h"
#include "opt_iommu.h"
#include "opt_isa.h"
#include <sys/param.h>
@ -314,7 +315,7 @@ ioapic_program_intpin(struct ioapic_intsrc *intpin)
{
struct ioapic *io = (struct ioapic *)intpin->io_intsrc.is_pic;
uint32_t low, high;
#ifdef ACPI_DMAR
#ifdef IOMMU
int error;
#endif
@ -331,7 +332,7 @@ ioapic_program_intpin(struct ioapic_intsrc *intpin)
ioapic_write(io->io_addr,
IOAPIC_REDTBL_LO(intpin->io_intpin),
low | IOART_INTMSET);
#ifdef ACPI_DMAR
#ifdef IOMMU
mtx_unlock_spin(&icu_lock);
iommu_unmap_ioapic_intr(io->io_apic_id,
&intpin->io_remap_cookie);
@ -340,7 +341,7 @@ ioapic_program_intpin(struct ioapic_intsrc *intpin)
return;
}
#ifdef ACPI_DMAR
#ifdef IOMMU
mtx_unlock_spin(&icu_lock);
error = iommu_map_ioapic_intr(io->io_apic_id,
intpin->io_cpu, intpin->io_vector, intpin->io_edgetrigger,
@ -712,7 +713,7 @@ ioapic_create(vm_paddr_t addr, int32_t apic_id, int intbase)
intpin->io_cpu = PCPU_GET(apic_id);
value = ioapic_read(apic, IOAPIC_REDTBL_LO(i));
ioapic_write(apic, IOAPIC_REDTBL_LO(i), value | IOART_INTMSET);
#ifdef ACPI_DMAR
#ifdef IOMMU
/* dummy, but sets cookie */
mtx_unlock_spin(&icu_lock);
iommu_map_ioapic_intr(io->io_apic_id,

19
sys/x86/x86/msi.c
View File

@ -40,6 +40,7 @@
__FBSDID("$FreeBSD$");
#include "opt_acpi.h"
#include "opt_iommu.h"
#include <sys/param.h>
#include <sys/bus.h>
@ -383,7 +384,7 @@ msi_alloc(device_t dev, int count, int maxcount, int *irqs)
struct msi_intsrc *msi, *fsrc;
u_int cpu, domain, *mirqs;
int cnt, i, vector;
#ifdef ACPI_DMAR
#ifdef IOMMU
u_int cookies[count];
int error;
#endif
@ -449,7 +450,7 @@ msi_alloc(device_t dev, int count, int maxcount, int *irqs)
return (ENOSPC);
}
#ifdef ACPI_DMAR
#ifdef IOMMU
mtx_unlock(&msi_lock);
error = iommu_alloc_msi_intr(dev, cookies, count);
mtx_lock(&msi_lock);
@ -531,7 +532,7 @@ msi_release(int *irqs, int count)
msi = (struct msi_intsrc *)intr_lookup_source(irqs[i]);
KASSERT(msi->msi_first == first, ("message not in group"));
KASSERT(msi->msi_dev == first->msi_dev, ("owner mismatch"));
#ifdef ACPI_DMAR
#ifdef IOMMU
iommu_unmap_msi_intr(first->msi_dev, msi->msi_remap_cookie);
#endif
msi->msi_first = NULL;
@ -541,7 +542,7 @@ msi_release(int *irqs, int count)
}
/* Clear out the first message. */
#ifdef ACPI_DMAR
#ifdef IOMMU
mtx_unlock(&msi_lock);
iommu_unmap_msi_intr(first->msi_dev, first->msi_remap_cookie);
mtx_lock(&msi_lock);
@ -564,7 +565,7 @@ msi_map(int irq, uint64_t *addr, uint32_t *data)
{
struct msi_intsrc *msi;
int error;
#ifdef ACPI_DMAR
#ifdef IOMMU
struct msi_intsrc *msi1;
int i, k;
#endif
@ -595,7 +596,7 @@ msi_map(int irq, uint64_t *addr, uint32_t *data)
msi = msi->msi_first;
}
#ifdef ACPI_DMAR
#ifdef IOMMU
if (!msi->msi_msix) {
for (k = msi->msi_count - 1, i = first_msi_irq; k > 0 &&
i < first_msi_irq + num_msi_irqs; i++) {
@ -633,7 +634,7 @@ msix_alloc(device_t dev, int *irq)
struct msi_intsrc *msi;
u_int cpu, domain;
int i, vector;
#ifdef ACPI_DMAR
#ifdef IOMMU
u_int cookie;
int error;
#endif
@ -684,7 +685,7 @@ msix_alloc(device_t dev, int *irq)
}
msi->msi_dev = dev;
#ifdef ACPI_DMAR
#ifdef IOMMU
mtx_unlock(&msi_lock);
error = iommu_alloc_msi_intr(dev, &cookie, 1);
mtx_lock(&msi_lock);
@ -739,7 +740,7 @@ msix_release(int irq)
KASSERT(msi->msi_dev != NULL, ("unowned message"));
/* Clear out the message. */
#ifdef ACPI_DMAR
#ifdef IOMMU
mtx_unlock(&msi_lock);
iommu_unmap_msi_intr(msi->msi_dev, msi->msi_remap_cookie);
mtx_lock(&msi_lock);