hw/char/diva-gsp.c

4  * The Diva PCI boards are Remote Management cards for PA-RISC machines.
5  * They come with built-in 16550A multi UARTs for serial consoles
6  * and a mailbox-like memory area for hardware auto-reboot functionality.
13  * SPDX-License-Identifier: GPL-2.0-or-later
20 #include "hw/char/serial.h"
23 #include "hw/qdev-properties.h"
24 #include "hw/qdev-properties-system.h"
46     MemoryRegion membar;        /* for serial ports */
51     SerialState  state[PCI_SERIAL_MAX_PORTS];  member
64     for (i = 0; i < pci->ports; i++) {  in diva_pci_exit()
65         s = pci->state + i;  in diva_pci_exit()
67         memory_region_del_subregion(&pci->membar, &s->io);  in diva_pci_exit()
68         g_free(pci->name[i]);  in diva_pci_exit()
70     qemu_free_irqs(pci->irqs, pci->ports);  in diva_pci_exit()
78     pci->level[n] = level;  in multi_serial_irq_mux()
79     for (i = 0; i < pci->ports; i++) {  in multi_serial_irq_mux()
80         if (pci->level[i]) {  in multi_serial_irq_mux()
84     pci_set_irq(&pci->dev, pending);  in multi_serial_irq_mux()
88     unsigned int nports:4; /* number of serial ports */
89     unsigned int omask:12; /* offset mask: BIT(1) -> offset 8 */
94     switch (pc->subsystem_id) {  in diva_get_diva_info()
127     pci->dev.config[PCI_CLASS_PROG] = pci->prog_if;  in diva_pci_realize()
128     pci->dev.config[PCI_INTERRUPT_PIN] = 0x01;  in diva_pci_realize()
129     memory_region_init(&pci->membar, OBJECT(pci), "serial_ports", 4096);  in diva_pci_realize()
130     pci_register_bar(&pci->dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &pci->membar);  in diva_pci_realize()
131     pci->irqs = qemu_allocate_irqs(multi_serial_irq_mux, pci, di.nports);  in diva_pci_realize()
134         s = pci->state + i;  in diva_pci_realize()
139         s->irq = pci->irqs[i];  in diva_pci_realize()
140         pci->name[i] = g_strdup_printf("uart #%zu", i + 1);  in diva_pci_realize()
141         memory_region_init_io(&s->io, OBJECT(pci), &serial_io_ops, s,  in diva_pci_realize()
142                               pci->name[i], 8);  in diva_pci_realize()
149         memory_region_add_subregion(&pci->membar, offset, &s->io);  in diva_pci_realize()
152         pci->ports++;  in diva_pci_realize()
156     memory_region_init(&pci->mailboxbar, OBJECT(pci), "mailbox", 128 * KiB);  in diva_pci_realize()
157     pci_register_bar(&pci->dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY |  in diva_pci_realize()
158                      PCI_BASE_ADDRESS_MEM_PREFETCH, &pci->mailboxbar);  in diva_pci_realize()
162     .name = "pci-diva-serial",
167         VMSTATE_STRUCT_ARRAY(state, PCIDivaSerialState, PCI_SERIAL_MAX_PORTS,
177     DEFINE_PROP_CHR("chardev1",  PCIDivaSerialState, state[0].chr),
178     DEFINE_PROP_CHR("chardev2",  PCIDivaSerialState, state[1].chr),
179     DEFINE_PROP_CHR("chardev3",  PCIDivaSerialState, state[2].chr),
180     DEFINE_PROP_CHR("chardev4",  PCIDivaSerialState, state[3].chr),
190     pc->realize = diva_pci_realize;  in diva_serial_class_initfn()
191     pc->exit = diva_pci_exit;  in diva_serial_class_initfn()
192     pc->vendor_id = PCI_VENDOR_ID_HP;  in diva_serial_class_initfn()
193     pc->device_id = PCI_DEVICE_ID_HP_DIVA;  in diva_serial_class_initfn()
194     pc->subsystem_vendor_id = PCI_VENDOR_ID_HP;  in diva_serial_class_initfn()
195     pc->subsystem_id = PCI_DEVICE_ID_HP_DIVA_TOSCA1;  in diva_serial_class_initfn()
196     pc->revision = 3;  in diva_serial_class_initfn()
197     pc->class_id = PCI_CLASS_COMMUNICATION_SERIAL;  in diva_serial_class_initfn()
198     dc->vmsd = &vmstate_pci_diva;  in diva_serial_class_initfn()
200     set_bit(DEVICE_CATEGORY_INPUT, dc->categories);  in diva_serial_class_initfn()
211         object_initialize_child(o, "serial[*]", &pms->state[i], TYPE_SERIAL);  in diva_serial_init()
216 /* Diva-aux is the driver for portion 0 of the multifunction PCI device */
224 #define TYPE_DIVA_AUX "diva-aux"
231     pci->dev.config[PCI_CLASS_PROG] = 0x02;  in OBJECT_DECLARE_SIMPLE_TYPE()
232     pci->dev.config[PCI_INTERRUPT_PIN] = 0x01;  in OBJECT_DECLARE_SIMPLE_TYPE()
233     pci->irq = pci_allocate_irq(&pci->dev);  in OBJECT_DECLARE_SIMPLE_TYPE()
235     memory_region_init(&pci->mem, OBJECT(pci), "mem", 16);  in OBJECT_DECLARE_SIMPLE_TYPE()
236     pci_register_bar(&pci->dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &pci->mem);  in OBJECT_DECLARE_SIMPLE_TYPE()
242     qemu_free_irq(pci->irq);  in diva_aux_exit()
249     pc->realize = diva_aux_realize;  in diva_aux_class_initfn()
250     pc->exit = diva_aux_exit;  in diva_aux_class_initfn()
251     pc->vendor_id = PCI_VENDOR_ID_HP;  in diva_aux_class_initfn()
252     pc->device_id = PCI_DEVICE_ID_HP_DIVA_AUX;  in diva_aux_class_initfn()
253     pc->subsystem_vendor_id = PCI_VENDOR_ID_HP;  in diva_aux_class_initfn()
254     pc->subsystem_id = 0x1291;  in diva_aux_class_initfn()
255     pc->revision = 1;  in diva_aux_class_initfn()
256     pc->class_id = PCI_CLASS_COMMUNICATION_MULTISERIAL;  in diva_aux_class_initfn()
257     set_bit(DEVICE_CATEGORY_MISC, dc->categories);  in diva_aux_class_initfn()
258     dc->user_creatable = false;  in diva_aux_class_initfn()
280     .name          = "diva-gsp",