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* Small fixes for the s390x PCI code 

* Fix reset handling of the diag318 data
 * Ease timeout problem of the new msys2-64bit job
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Merge tag 's390x-2021-12-17' of https://gitlab.com/thuth/qemu into staging

* Small fixes for the s390x PCI code
* Fix reset handling of the diag318 data
* Ease timeout problem of the new msys2-64bit job

# gpg: Signature made Fri 17 Dec 2021 02:01:45 AM PST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [unknown]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [unknown]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 's390x-2021-12-17' of https://gitlab.com/thuth/qemu:
  gitlab-ci: Speed up the msys2-64bit job by using --without-default-devices
  s390x/pci: add supported DT information to clp response
  s390x/pci: use the passthrough measurement update interval
  s390x/pci: don't use hard-coded dma range in reg_ioat
  s390x/pci: use a reserved ID for the default PCI group
  MAINTAINERS: update email address of Christian Borntraeger
  s390: kvm: adjust diag318 resets to retain data

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-12-17 08:36:25 -08:00
parent 29eb5c2c86 9f8e6cad65
commit 48c03a0e13
10 changed files with 26 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
.gitlab-ci.d/windows.yml
View File

@ -58,7 +58,7 @@ msys2-64bit:
- $env:CHERE_INVOKING = 'yes' # Preserve the current working directory
- $env:MSYSTEM = 'MINGW64' # Start a 64 bit Mingw environment
- .\msys64\usr\bin\bash -lc './configure --target-list=x86_64-softmmu
--enable-capstone=system'
--enable-capstone=system --without-default-devices'
- .\msys64\usr\bin\bash -lc "sed -i '/^ROMS=/d' build/config-host.mak"
- .\msys64\usr\bin\bash -lc 'make -j2'
- .\msys64\usr\bin\bash -lc 'make check'

1
.mailmap
View File

@ -50,6 +50,7 @@ Aleksandar Rikalo <aleksandar.rikalo@syrmia.com> <arikalo@wavecomp.com>
Aleksandar Rikalo <aleksandar.rikalo@syrmia.com> <aleksandar.rikalo@rt-rk.com>
Alexander Graf <agraf@csgraf.de> <agraf@suse.de>
Anthony Liguori <anthony@codemonkey.ws> Anthony Liguori <aliguori@us.ibm.com>
Christian Borntraeger <borntraeger@linux.ibm.com> <borntraeger@de.ibm.com>
Filip Bozuta <filip.bozuta@syrmia.com> <filip.bozuta@rt-rk.com.com>
Frederic Konrad <konrad@adacore.com> <fred.konrad@greensocs.com>
Greg Kurz <groug@kaod.org> <gkurz@linux.vnet.ibm.com>

6
MAINTAINERS
View File

@ -393,7 +393,7 @@ F: target/ppc/kvm.c
S390 KVM CPUs
M: Halil Pasic <pasic@linux.ibm.com>
M: Christian Borntraeger <borntraeger@de.ibm.com>
M: Christian Borntraeger <borntraeger@linux.ibm.com>
S: Supported
F: target/s390x/kvm/
F: target/s390x/ioinst.[ch]
@ -1527,7 +1527,7 @@ S390 Machines
-------------
S390 Virtio-ccw
M: Halil Pasic <pasic@linux.ibm.com>
M: Christian Borntraeger <borntraeger@de.ibm.com>
M: Christian Borntraeger <borntraeger@linux.ibm.com>
S: Supported
F: hw/char/sclp*.[hc]
F: hw/char/terminal3270.c
@ -1541,7 +1541,7 @@ T: git https://github.com/borntraeger/qemu.git s390-next
L: qemu-s390x@nongnu.org
S390-ccw boot
M: Christian Borntraeger <borntraeger@de.ibm.com>
M: Christian Borntraeger <borntraeger@linux.ibm.com>
M: Thomas Huth <thuth@redhat.com>
S: Supported
F: hw/s390x/ipl.*

1
hw/s390x/s390-pci-bus.c
View File

@ -782,6 +782,7 @@ static void s390_pci_init_default_group(void)
resgrp->i = 128;
resgrp->maxstbl = 128;
resgrp->version = 0;
resgrp->dtsm = ZPCI_DTSM;
}
static void set_pbdev_info(S390PCIBusDevice *pbdev)

15
hw/s390x/s390-pci-inst.c
View File

@ -329,6 +329,7 @@ int clp_service_call(S390CPU *cpu, uint8_t r2, uintptr_t ra)
stw_p(&resgrp->i, group->zpci_group.i);
stw_p(&resgrp->maxstbl, group->zpci_group.maxstbl);
resgrp->version = group->zpci_group.version;
resgrp->dtsm = group->zpci_group.dtsm;
stw_p(&resgrp->hdr.rsp, CLP_RC_OK);
break;
}
@ -916,9 +917,10 @@ int pci_dereg_irqs(S390PCIBusDevice *pbdev)
return 0;
}
static int reg_ioat(CPUS390XState *env, S390PCIIOMMU *iommu, ZpciFib fib,
static int reg_ioat(CPUS390XState *env, S390PCIBusDevice *pbdev, ZpciFib fib,
uintptr_t ra)
{
S390PCIIOMMU *iommu = pbdev->iommu;
uint64_t pba = ldq_p(&fib.pba);
uint64_t pal = ldq_p(&fib.pal);
uint64_t g_iota = ldq_p(&fib.iota);
@ -927,7 +929,7 @@ static int reg_ioat(CPUS390XState *env, S390PCIIOMMU *iommu, ZpciFib fib,
pba &= ~0xfff;
pal |= 0xfff;
if (pba > pal || pba < ZPCI_SDMA_ADDR || pal > ZPCI_EDMA_ADDR) {
if (pba > pal || pba < pbdev->zpci_fn.sdma || pal > pbdev->zpci_fn.edma) {
s390_program_interrupt(env, PGM_OPERAND, ra);
return -EINVAL;
}
@ -1045,7 +1047,7 @@ static void fmb_update(void *opaque)
sizeof(pbdev->fmb.last_update))) {
return;
}
timer_mod(pbdev->fmb_timer, t + DEFAULT_MUI);
timer_mod(pbdev->fmb_timer, t + pbdev->pci_group->zpci_group.mui);
}
int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar,
@ -1125,7 +1127,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar,
} else if (pbdev->iommu->enabled) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE);
} else if (reg_ioat(env, pbdev->iommu, fib, ra)) {
} else if (reg_ioat(env, pbdev, fib, ra)) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_INSUF_RES);
}
@ -1150,7 +1152,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar,
s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE);
} else {
pci_dereg_ioat(pbdev->iommu);
if (reg_ioat(env, pbdev->iommu, fib, ra)) {
if (reg_ioat(env, pbdev, fib, ra)) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_INSUF_RES);
}
@ -1203,7 +1205,8 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar,
}
pbdev->fmb_addr = fmb_addr;
timer_mod(pbdev->fmb_timer,
qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + DEFAULT_MUI);
qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) +
pbdev->pci_group->zpci_group.mui);
break;
}
default:

1
hw/s390x/s390-pci-vfio.c
View File

@ -160,6 +160,7 @@ static void s390_pci_read_group(S390PCIBusDevice *pbdev,
resgrp->i = cap->noi;
resgrp->maxstbl = cap->maxstbl;
resgrp->version = cap->version;
resgrp->dtsm = ZPCI_DTSM;
}
}

3
include/hw/s390x/s390-pci-bus.h
View File

@ -37,6 +37,7 @@
#define ZPCI_MAX_UID 0xffff
#define UID_UNDEFINED 0
#define UID_CHECKING_ENABLED 0x01
#define ZPCI_DTSM 0x40
OBJECT_DECLARE_SIMPLE_TYPE(S390pciState, S390_PCI_HOST_BRIDGE)
OBJECT_DECLARE_SIMPLE_TYPE(S390PCIBus, S390_PCI_BUS)
@ -313,7 +314,7 @@ typedef struct ZpciFmb {
} ZpciFmb;
QEMU_BUILD_BUG_MSG(offsetof(ZpciFmb, fmt0) != 48, "padding in ZpciFmb");
#define ZPCI_DEFAULT_FN_GRP 0x20
#define ZPCI_DEFAULT_FN_GRP 0xFF
typedef struct S390PCIGroup {
ClpRspQueryPciGrp zpci_group;
int id;

3
include/hw/s390x/s390-pci-clp.h
View File

@ -163,7 +163,8 @@ typedef struct ClpRspQueryPciGrp {
uint8_t fr;
uint16_t maxstbl;
uint16_t mui;
uint64_t reserved3;
uint8_t dtsm;
uint8_t reserved3[7];
uint64_t dasm; /* dma address space mask */
uint64_t msia; /* MSI address */
uint64_t reserved4;

4
target/s390x/cpu.h
View File

@ -63,6 +63,8 @@ struct CPUS390XState {
uint64_t etoken; /* etoken */
uint64_t etoken_extension; /* etoken extension */
uint64_t diag318_info;
/* Fields up to this point are not cleared by initial CPU reset */
struct {} start_initial_reset_fields;
@ -118,8 +120,6 @@ struct CPUS390XState {
uint16_t external_call_addr;
DECLARE_BITMAP(emergency_signals, S390_MAX_CPUS);
uint64_t diag318_info;
#if !defined(CONFIG_USER_ONLY)
uint64_t tlb_fill_tec; /* translation exception code during tlb_fill */
int tlb_fill_exc; /* exception number seen during tlb_fill */

4
target/s390x/kvm/kvm.c
View File

@ -1585,6 +1585,10 @@ void kvm_s390_set_diag318(CPUState *cs, uint64_t diag318_info)
env->diag318_info = diag318_info;
cs->kvm_run->s.regs.diag318 = diag318_info;
cs->kvm_run->kvm_dirty_regs |= KVM_SYNC_DIAG318;
/*
* diag 318 info is zeroed during a clear reset and
* diag 308 IPL subcodes.
*/
}
}