Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20190523143508.25387-4-armbru@redhat.com> [Rebased with conflicts resolved automatically, except for hw/usb/dev-hub.c hw/misc/exynos4210_rng.c hw/misc/bcm2835_rng.c hw/misc/aspeed_scu.c hw/display/virtio-vga.c hw/arm/stm32f205_soc.c; ui/cocoa.m fixed up]
165 lines
4.8 KiB
C
165 lines
4.8 KiB
C
/*
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* libqos driver framework
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*
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* Copyright (c) 2018 Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>
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*/
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#include "qemu/osdep.h"
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#include "libqtest.h"
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#include "libqos/qgraph.h"
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#include "pci.h"
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#include "qemu/module.h"
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#include "sdhci.h"
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#include "hw/pci/pci.h"
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static void set_qsdhci_fields(QSDHCI *s, uint8_t version, uint8_t baseclock,
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bool sdma, uint64_t reg)
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{
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s->props.version = version;
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s->props.baseclock = baseclock;
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s->props.capab.sdma = sdma;
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s->props.capab.reg = reg;
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}
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/* Memory mapped implementation of QSDHCI */
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static uint16_t sdhci_mm_readw(QSDHCI *s, uint32_t reg)
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{
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QSDHCI_MemoryMapped *smm = container_of(s, QSDHCI_MemoryMapped, sdhci);
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return qtest_readw(smm->qts, smm->addr + reg);
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}
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static uint64_t sdhci_mm_readq(QSDHCI *s, uint32_t reg)
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{
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QSDHCI_MemoryMapped *smm = container_of(s, QSDHCI_MemoryMapped, sdhci);
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return qtest_readq(smm->qts, smm->addr + reg);
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}
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static void sdhci_mm_writeq(QSDHCI *s, uint32_t reg, uint64_t val)
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{
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QSDHCI_MemoryMapped *smm = container_of(s, QSDHCI_MemoryMapped, sdhci);
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qtest_writeq(smm->qts, smm->addr + reg, val);
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}
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static void *sdhci_mm_get_driver(void *obj, const char *interface)
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{
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QSDHCI_MemoryMapped *smm = obj;
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if (!g_strcmp0(interface, "sdhci")) {
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return &smm->sdhci;
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}
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fprintf(stderr, "%s not present in generic-sdhci\n", interface);
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g_assert_not_reached();
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}
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void qos_init_sdhci_mm(QSDHCI_MemoryMapped *sdhci, QTestState *qts,
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uint32_t addr, QSDHCIProperties *common)
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{
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sdhci->obj.get_driver = sdhci_mm_get_driver;
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sdhci->sdhci.readw = sdhci_mm_readw;
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sdhci->sdhci.readq = sdhci_mm_readq;
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sdhci->sdhci.writeq = sdhci_mm_writeq;
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memcpy(&sdhci->sdhci.props, common, sizeof(QSDHCIProperties));
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sdhci->addr = addr;
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sdhci->qts = qts;
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}
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/* PCI implementation of QSDHCI */
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static uint16_t sdhci_pci_readw(QSDHCI *s, uint32_t reg)
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{
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QSDHCI_PCI *spci = container_of(s, QSDHCI_PCI, sdhci);
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return qpci_io_readw(&spci->dev, spci->mem_bar, reg);
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}
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static uint64_t sdhci_pci_readq(QSDHCI *s, uint32_t reg)
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{
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QSDHCI_PCI *spci = container_of(s, QSDHCI_PCI, sdhci);
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return qpci_io_readq(&spci->dev, spci->mem_bar, reg);
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}
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static void sdhci_pci_writeq(QSDHCI *s, uint32_t reg, uint64_t val)
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{
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QSDHCI_PCI *spci = container_of(s, QSDHCI_PCI, sdhci);
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return qpci_io_writeq(&spci->dev, spci->mem_bar, reg, val);
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}
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static void *sdhci_pci_get_driver(void *object, const char *interface)
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{
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QSDHCI_PCI *spci = object;
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if (!g_strcmp0(interface, "sdhci")) {
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return &spci->sdhci;
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}
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fprintf(stderr, "%s not present in sdhci-pci\n", interface);
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g_assert_not_reached();
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}
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static void sdhci_pci_start_hw(QOSGraphObject *obj)
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{
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QSDHCI_PCI *spci = (QSDHCI_PCI *)obj;
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qpci_device_enable(&spci->dev);
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}
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static void sdhci_destructor(QOSGraphObject *obj)
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{
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QSDHCI_PCI *spci = (QSDHCI_PCI *)obj;
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qpci_iounmap(&spci->dev, spci->mem_bar);
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}
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static void *sdhci_pci_create(void *pci_bus, QGuestAllocator *alloc, void *addr)
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{
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QSDHCI_PCI *spci = g_new0(QSDHCI_PCI, 1);
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QPCIBus *bus = pci_bus;
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uint64_t barsize;
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qpci_device_init(&spci->dev, bus, addr);
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spci->mem_bar = qpci_iomap(&spci->dev, 0, &barsize);
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spci->sdhci.readw = sdhci_pci_readw;
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spci->sdhci.readq = sdhci_pci_readq;
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spci->sdhci.writeq = sdhci_pci_writeq;
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set_qsdhci_fields(&spci->sdhci, 2, 0, 1, 0x057834b4);
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spci->obj.get_driver = sdhci_pci_get_driver;
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spci->obj.start_hw = sdhci_pci_start_hw;
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spci->obj.destructor = sdhci_destructor;
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return &spci->obj;
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}
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static void qsdhci_register_nodes(void)
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{
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QPCIAddress addr = {
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.devfn = QPCI_DEVFN(4, 0),
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.vendor_id = PCI_VENDOR_ID_REDHAT,
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.device_id = PCI_DEVICE_ID_REDHAT_SDHCI,
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};
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QOSGraphEdgeOptions opts = {
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.extra_device_opts = "addr=04.0",
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};
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/* generic-sdhci */
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qos_node_create_driver("generic-sdhci", NULL);
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qos_node_produces("generic-sdhci", "sdhci");
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/* sdhci-pci */
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add_qpci_address(&opts, &addr);
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qos_node_create_driver("sdhci-pci", sdhci_pci_create);
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qos_node_produces("sdhci-pci", "sdhci");
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qos_node_consumes("sdhci-pci", "pci-bus", &opts);
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}
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libqos_init(qsdhci_register_nodes);
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