diff options
author | Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com> | 2018-07-03 16:53:10 +0200 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-03-07 17:28:24 +0100 |
commit | 85af0057e7be4375e9563be5b6d064f963ec2c39 (patch) | |
tree | a6a99f12bd3e944c93101ed662637aed1bc3d0f7 /tests/libqos | |
parent | fc281c802022cb3a73a53386d761daa32dce5cf9 (diff) |
tests/libqos: pci-pc driver and interface nodes
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 <e.emanuelegiuseppe@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tests/libqos')
-rw-r--r-- | tests/libqos/pci-pc.c | 83 | ||||
-rw-r--r-- | tests/libqos/pci-pc.h | 19 | ||||
-rw-r--r-- | tests/libqos/pci.c | 32 | ||||
-rw-r--r-- | tests/libqos/pci.h | 12 |
4 files changed, 113 insertions, 33 deletions
diff --git a/tests/libqos/pci-pc.c b/tests/libqos/pci-pc.c index 43d7082516..d729ad4057 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 qtest_inb(bus->qts, addr); @@ -116,44 +110,65 @@ static void qpci_pc_config_writel(QPCIBus *bus, int devfn, uint8_t offset, uint3 qtest_outl(bus->qts, 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); } @@ -172,3 +187,11 @@ 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 5be68ba7de..4690005232 100644 --- a/tests/libqos/pci-pc.h +++ b/tests/libqos/pci-pc.h @@ -15,6 +15,22 @@ #include "libqos/pci.h" #include "libqos/malloc.h" +#include "libqos/qgraph.h" + +typedef struct QPCIBusPC { + QOSGraphObject obj; + QPCIBus bus; +} QPCIBusPC; + +/* qpci_init_pc(): + * @ret: A valid QPCIBusPC * pointer + * @qts: The %QTestState for this PC machine + * @alloc: A previously initialized @alloc providing memory for @qts + * + * This function initializes an already allocated + * QPCIBusPC object. + */ +void qpci_init_pc(QPCIBusPC *ret, QTestState *qts, QGuestAllocator *alloc); /* qpci_pc_new(): * @qts: The %QTestState for this PC machine @@ -23,7 +39,8 @@ * This function creates a new QPCIBusPC object, * and properly initialize its fields. * - * Returns a newly allocated QPCIBus. + * Returns the QPCIBus *bus field of a newly + * allocated QPCIBusPC. */ QPCIBus *qpci_new_pc(QTestState *qts, QGuestAllocator *alloc); diff --git a/tests/libqos/pci.c b/tests/libqos/pci.c index e8c342c257..8257904ba7 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(!addr->vendor_id || vendor_id == addr->vendor_id); + g_assert(!addr->device_id || device_id == addr->device_id); +} + void qpci_device_enable(QPCIDevice *dev) { uint16_t cmd; @@ -395,3 +414,12 @@ QPCIBar qpci_legacy_iomap(QPCIDevice *dev, uint16_t addr) QPCIBar bar = { .addr = addr }; return bar; } + +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 0b7e936174..9fd521aed5 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); @@ -110,4 +120,6 @@ void qpci_iounmap(QPCIDevice *dev, QPCIBar addr); QPCIBar qpci_legacy_iomap(QPCIDevice *dev, uint16_t addr); void qpci_unplug_acpi_device_test(const char *id, uint8_t slot); + +void add_qpci_address(QOSGraphEdgeOptions *opts, QPCIAddress *addr); #endif |