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[Qemu-block] [PATCH 03/33] tests/qgraph: pci-pc driver and interface nod
From: |
Emanuele Giuseppe Esposito |
Subject: |
[Qemu-block] [PATCH 03/33] tests/qgraph: pci-pc driver and interface nodes |
Date: |
Mon, 13 Aug 2018 12:14:23 +0200 |
Add pci-bus-pc node, move QPCIBusPC struct declaration in its header
(since it will be needed by other drivers) and introduce a setter method
for drivers that do not need to allocate but have to initialize QPCIBusPC.
Signed-off-by: Emanuele Giuseppe Esposito <address@hidden>
---
tests/Makefile.include | 2 +
tests/libqos/pci-pc.c | 83 +++++++++++++++++++++++++++---------------
tests/libqos/pci-pc.h | 17 ++++++++-
tests/libqos/pci.c | 32 +++++++++++++++-
tests/libqos/pci.h | 12 ++++++
5 files changed, 112 insertions(+), 34 deletions(-)
diff --git a/tests/Makefile.include b/tests/Makefile.include
index d3ac711db2..d99a58894b 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -771,6 +771,8 @@ libqos-imx-obj-y = $(libqos-obj-y) tests/libqos/i2c-imx.o
libqos-usb-obj-y = $(libqos-spapr-obj-y) $(libqos-pc-obj-y) tests/libqos/usb.o
libqos-virtio-obj-y = $(libqos-spapr-obj-y) $(libqos-pc-obj-y)
tests/libqos/virtio.o tests/libqos/virtio-pci.o tests/libqos/virtio-mmio.o
tests/libqos/malloc-generic.o
+libqgraph-pci-obj-y = $(libqos-pc-obj-y)
+
check-unit-y += tests/test-qgraph$(EXESUF)
tests/test-qgraph$(EXESUF): tests/test-qgraph.o $(libqgraph-obj-y)
diff --git a/tests/libqos/pci-pc.c b/tests/libqos/pci-pc.c
index 644f45d8b0..93cbfbce6b 100644
--- a/tests/libqos/pci-pc.c
+++ b/tests/libqos/pci-pc.c
@@ -18,15 +18,9 @@
#include "qemu-common.h"
-
#define ACPI_PCIHP_ADDR 0xae00
#define PCI_EJ_BASE 0x0008
-typedef struct QPCIBusPC
-{
- QPCIBus bus;
-} QPCIBusPC;
-
static uint8_t qpci_pc_pio_readb(QPCIBus *bus, uint32_t addr)
{
return inb(addr);
@@ -115,44 +109,65 @@ static void qpci_pc_config_writel(QPCIBus *bus, int
devfn, uint8_t offset, uint3
outl(0xcfc, value);
}
-QPCIBus *qpci_new_pc(QTestState *qts, QGuestAllocator *alloc)
+static void *qpci_pc_get_driver(void *obj, const char *interface)
{
- QPCIBusPC *ret = g_new0(QPCIBusPC, 1);
+ QPCIBusPC *qpci = obj;
+ if (!g_strcmp0(interface, "pci-bus")) {
+ return &qpci->bus;
+ }
+ fprintf(stderr, "%s not present in pci-bus-pc\n", interface);
+ g_assert_not_reached();
+}
+void qpci_init_pc(QPCIBusPC *qpci, QTestState *qts, QGuestAllocator *alloc)
+{
assert(qts);
- ret->bus.pio_readb = qpci_pc_pio_readb;
- ret->bus.pio_readw = qpci_pc_pio_readw;
- ret->bus.pio_readl = qpci_pc_pio_readl;
- ret->bus.pio_readq = qpci_pc_pio_readq;
+ qpci->bus.pio_readb = qpci_pc_pio_readb;
+ qpci->bus.pio_readw = qpci_pc_pio_readw;
+ qpci->bus.pio_readl = qpci_pc_pio_readl;
+ qpci->bus.pio_readq = qpci_pc_pio_readq;
+
+ qpci->bus.pio_writeb = qpci_pc_pio_writeb;
+ qpci->bus.pio_writew = qpci_pc_pio_writew;
+ qpci->bus.pio_writel = qpci_pc_pio_writel;
+ qpci->bus.pio_writeq = qpci_pc_pio_writeq;
+
+ qpci->bus.memread = qpci_pc_memread;
+ qpci->bus.memwrite = qpci_pc_memwrite;
- ret->bus.pio_writeb = qpci_pc_pio_writeb;
- ret->bus.pio_writew = qpci_pc_pio_writew;
- ret->bus.pio_writel = qpci_pc_pio_writel;
- ret->bus.pio_writeq = qpci_pc_pio_writeq;
+ qpci->bus.config_readb = qpci_pc_config_readb;
+ qpci->bus.config_readw = qpci_pc_config_readw;
+ qpci->bus.config_readl = qpci_pc_config_readl;
- ret->bus.memread = qpci_pc_memread;
- ret->bus.memwrite = qpci_pc_memwrite;
+ qpci->bus.config_writeb = qpci_pc_config_writeb;
+ qpci->bus.config_writew = qpci_pc_config_writew;
+ qpci->bus.config_writel = qpci_pc_config_writel;
- ret->bus.config_readb = qpci_pc_config_readb;
- ret->bus.config_readw = qpci_pc_config_readw;
- ret->bus.config_readl = qpci_pc_config_readl;
+ qpci->bus.qts = qts;
+ qpci->bus.pio_alloc_ptr = 0xc000;
+ qpci->bus.mmio_alloc_ptr = 0xE0000000;
+ qpci->bus.mmio_limit = 0x100000000ULL;
- ret->bus.config_writeb = qpci_pc_config_writeb;
- ret->bus.config_writew = qpci_pc_config_writew;
- ret->bus.config_writel = qpci_pc_config_writel;
+ qpci->obj.get_driver = qpci_pc_get_driver;
+}
- ret->bus.qts = qts;
- ret->bus.pio_alloc_ptr = 0xc000;
- ret->bus.mmio_alloc_ptr = 0xE0000000;
- ret->bus.mmio_limit = 0x100000000ULL;
+QPCIBus *qpci_new_pc(QTestState *qts, QGuestAllocator *alloc)
+{
+ QPCIBusPC *qpci = g_new0(QPCIBusPC, 1);
+ qpci_init_pc(qpci, qts, alloc);
- return &ret->bus;
+ return &qpci->bus;
}
void qpci_free_pc(QPCIBus *bus)
{
- QPCIBusPC *s = container_of(bus, QPCIBusPC, bus);
+ QPCIBusPC *s;
+
+ if (!bus) {
+ return;
+ }
+ s = container_of(bus, QPCIBusPC, bus);
g_free(s);
}
@@ -176,3 +191,11 @@ void qpci_unplug_acpi_device_test(const char *id, uint8_t
slot)
qmp_eventwait("DEVICE_DELETED");
}
+
+static void qpci_pc_register_nodes(void)
+{
+ qos_node_create_driver("pci-bus-pc", NULL);
+ qos_node_produces("pci-bus-pc", "pci-bus");
+}
+
+libqos_init(qpci_pc_register_nodes);
diff --git a/tests/libqos/pci-pc.h b/tests/libqos/pci-pc.h
index 84cc300735..7b0751d1ef 100644
--- a/tests/libqos/pci-pc.h
+++ b/tests/libqos/pci-pc.h
@@ -15,9 +15,22 @@
#include "libqos/pci.h"
#include "libqos/malloc.h"
+#include "libqos/qgraph.h"
-/* qpci_new_pc():
-* this function creates a new QPCIBusPC object,
+typedef struct QPCIBusPC {
+ QOSGraphObject obj;
+ QPCIBus bus;
+} QPCIBusPC;
+
+/* qpci_init_pc():
+ * this function initialize an already allocated
+ * QPCIBusPC object.
+ *
+ * @ret must be a valid QPCIBusPC * pointer.
+ */
+void qpci_init_pc(QPCIBusPC *ret, QTestState *qts, QGuestAllocator *alloc);
+/* qpci_pc_new():
+ * this function creates a new QPCIBusPC object,
* and properly initialize its fields.
*
* returns the QPCIBus *bus field of a newly
diff --git a/tests/libqos/pci.c b/tests/libqos/pci.c
index 0b73cb23d0..080e87533e 100644
--- a/tests/libqos/pci.c
+++ b/tests/libqos/pci.c
@@ -15,6 +15,7 @@
#include "hw/pci/pci_regs.h"
#include "qemu/host-utils.h"
+#include "libqos/qgraph.h"
void qpci_device_foreach(QPCIBus *bus, int vendor_id, int device_id,
void (*func)(QPCIDevice *dev, int devfn, void *data),
@@ -50,13 +51,20 @@ void qpci_device_foreach(QPCIBus *bus, int vendor_id, int
device_id,
}
}
+static void qpci_device_set(QPCIDevice *dev, QPCIBus *bus, int devfn)
+{
+ g_assert(dev);
+
+ dev->bus = bus;
+ dev->devfn = devfn;
+}
+
QPCIDevice *qpci_device_find(QPCIBus *bus, int devfn)
{
QPCIDevice *dev;
dev = g_malloc0(sizeof(*dev));
- dev->bus = bus;
- dev->devfn = devfn;
+ qpci_device_set(dev, bus, devfn);
if (qpci_config_readw(dev, PCI_VENDOR_ID) == 0xFFFF) {
g_free(dev);
@@ -66,6 +74,17 @@ QPCIDevice *qpci_device_find(QPCIBus *bus, int devfn)
return dev;
}
+void qpci_device_init(QPCIDevice *dev, QPCIBus *bus, QPCIAddress *addr)
+{
+ uint16_t vendor_id, device_id;
+
+ qpci_device_set(dev, bus, addr->devfn);
+ vendor_id = qpci_config_readw(dev, PCI_VENDOR_ID);
+ device_id = qpci_config_readw(dev, PCI_DEVICE_ID);
+ g_assert(vendor_id == addr->vendor_id);
+ g_assert(device_id == addr->device_id);
+}
+
void qpci_device_enable(QPCIDevice *dev)
{
uint16_t cmd;
@@ -402,3 +421,12 @@ void qpci_plug_device_test(const char *driver, const char
*id,
qtest_qmp_device_add(driver, id, "'addr': '%d'%s%s", slot,
opts ? ", " : "", opts ? opts : "");
}
+
+void add_qpci_address(QOSGraphEdgeOptions *opts, QPCIAddress *addr)
+{
+ g_assert(addr);
+ g_assert(opts);
+
+ opts->arg = addr;
+ opts->size_arg = sizeof(QPCIAddress);
+}
diff --git a/tests/libqos/pci.h b/tests/libqos/pci.h
index 429c382282..bcfa6d85a4 100644
--- a/tests/libqos/pci.h
+++ b/tests/libqos/pci.h
@@ -14,6 +14,7 @@
#define LIBQOS_PCI_H
#include "libqtest.h"
+#include "libqos/qgraph.h"
#define QPCI_PIO_LIMIT 0x10000
@@ -22,6 +23,7 @@
typedef struct QPCIDevice QPCIDevice;
typedef struct QPCIBus QPCIBus;
typedef struct QPCIBar QPCIBar;
+typedef struct QPCIAddress QPCIAddress;
struct QPCIBus {
uint8_t (*pio_readb)(QPCIBus *bus, uint32_t addr);
@@ -51,6 +53,7 @@ struct QPCIBus {
QTestState *qts;
uint16_t pio_alloc_ptr;
uint64_t mmio_alloc_ptr, mmio_limit;
+
};
struct QPCIBar {
@@ -66,10 +69,17 @@ struct QPCIDevice
uint64_t msix_table_off, msix_pba_off;
};
+struct QPCIAddress {
+ uint32_t devfn;
+ uint16_t vendor_id;
+ uint16_t device_id;
+};
+
void qpci_device_foreach(QPCIBus *bus, int vendor_id, int device_id,
void (*func)(QPCIDevice *dev, int devfn, void *data),
void *data);
QPCIDevice *qpci_device_find(QPCIBus *bus, int devfn);
+void qpci_device_init(QPCIDevice *dev, QPCIBus *bus, QPCIAddress *addr);
void qpci_device_enable(QPCIDevice *dev);
uint8_t qpci_find_capability(QPCIDevice *dev, uint8_t id);
@@ -112,4 +122,6 @@ QPCIBar qpci_legacy_iomap(QPCIDevice *dev, uint16_t addr);
void qpci_plug_device_test(const char *driver, const char *id,
uint8_t slot, const char *opts);
void qpci_unplug_acpi_device_test(const char *id, uint8_t slot);
+
+void add_qpci_address(QOSGraphEdgeOptions *opts, QPCIAddress *addr);
#endif
--
2.17.1
- [Qemu-block] [PATCH 00/33] Qtest driver framework, Emanuele Giuseppe Esposito, 2018/08/13
- Re: [Qemu-block] [PATCH 00/33] Qtest driver framework, Michael S. Tsirkin, 2018/08/13
- [Qemu-block] [PATCH 03/33] tests/qgraph: pci-pc driver and interface nodes,
Emanuele Giuseppe Esposito <=
- [Qemu-block] [PATCH 04/33] tests/qgraph: x86_64/pc machine node, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 05/33] tests/qgraph: sdhci driver and interface nodes, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 17/33] tests: virtio: separate ccw tests from libqos, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 23/33] tests/qgraph: virtio-balloon driver and interface nodes, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 31/33] tests/qgraph: virtio-scsi driver and interface nodes, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 01/33] tests: qgraph API for the qtest driver framework, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 18/33] tests/qgraph: virtio-serial driver and interface nodes, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 06/33] tests/qgraph: sdhci test node, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 13/33] tests/qgraph: virtio_start_device function, Emanuele Giuseppe Esposito, 2018/08/13
- [Qemu-block] [PATCH 24/33] tests/qgraph: virtio-balloon test node, Emanuele Giuseppe Esposito, 2018/08/13