diff options
Diffstat (limited to 'qemu/hw/ide/via.c')
-rw-r--r-- | qemu/hw/ide/via.c | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/qemu/hw/ide/via.c b/qemu/hw/ide/via.c deleted file mode 100644 index d3f72267a..000000000 --- a/qemu/hw/ide/via.c +++ /dev/null @@ -1,236 +0,0 @@ -/* - * QEMU IDE Emulation: PCI VIA82C686B support. - * - * Copyright (c) 2003 Fabrice Bellard - * Copyright (c) 2006 Openedhand Ltd. - * Copyright (c) 2010 Huacai Chen <zltjiangshi@gmail.com> - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ -#include "qemu/osdep.h" -#include <hw/hw.h> -#include <hw/i386/pc.h> -#include <hw/pci/pci.h> -#include <hw/isa/isa.h> -#include "sysemu/block-backend.h" -#include "sysemu/sysemu.h" -#include "sysemu/dma.h" - -#include <hw/ide/pci.h> - -static uint64_t bmdma_read(void *opaque, hwaddr addr, - unsigned size) -{ - BMDMAState *bm = opaque; - uint32_t val; - - if (size != 1) { - return ((uint64_t)1 << (size * 8)) - 1; - } - - switch (addr & 3) { - case 0: - val = bm->cmd; - break; - case 2: - val = bm->status; - break; - default: - val = 0xff; - break; - } -#ifdef DEBUG_IDE - printf("bmdma: readb 0x%02x : 0x%02x\n", addr, val); -#endif - return val; -} - -static void bmdma_write(void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - BMDMAState *bm = opaque; - - if (size != 1) { - return; - } - -#ifdef DEBUG_IDE - printf("bmdma: writeb 0x%02x : 0x%02x\n", addr, val); -#endif - switch (addr & 3) { - case 0: - bmdma_cmd_writeb(bm, val); - break; - case 2: - bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06); - break; - default:; - } -} - -static const MemoryRegionOps via_bmdma_ops = { - .read = bmdma_read, - .write = bmdma_write, -}; - -static void bmdma_setup_bar(PCIIDEState *d) -{ - int i; - - memory_region_init(&d->bmdma_bar, OBJECT(d), "via-bmdma-container", 16); - for(i = 0;i < 2; i++) { - BMDMAState *bm = &d->bmdma[i]; - - memory_region_init_io(&bm->extra_io, OBJECT(d), &via_bmdma_ops, bm, - "via-bmdma", 4); - memory_region_add_subregion(&d->bmdma_bar, i * 8, &bm->extra_io); - memory_region_init_io(&bm->addr_ioport, OBJECT(d), - &bmdma_addr_ioport_ops, bm, "bmdma", 4); - memory_region_add_subregion(&d->bmdma_bar, i * 8 + 4, &bm->addr_ioport); - } -} - -static void via_reset(void *opaque) -{ - PCIIDEState *d = opaque; - PCIDevice *pd = PCI_DEVICE(d); - uint8_t *pci_conf = pd->config; - int i; - - for (i = 0; i < 2; i++) { - ide_bus_reset(&d->bus[i]); - } - - pci_set_word(pci_conf + PCI_COMMAND, PCI_COMMAND_WAIT); - pci_set_word(pci_conf + PCI_STATUS, PCI_STATUS_FAST_BACK | - PCI_STATUS_DEVSEL_MEDIUM); - - pci_set_long(pci_conf + PCI_BASE_ADDRESS_0, 0x000001f0); - pci_set_long(pci_conf + PCI_BASE_ADDRESS_1, 0x000003f4); - pci_set_long(pci_conf + PCI_BASE_ADDRESS_2, 0x00000170); - pci_set_long(pci_conf + PCI_BASE_ADDRESS_3, 0x00000374); - pci_set_long(pci_conf + PCI_BASE_ADDRESS_4, 0x0000cc01); /* BMIBA: 20-23h */ - pci_set_long(pci_conf + PCI_INTERRUPT_LINE, 0x0000010e); - - /* IDE chip enable, IDE configuration 1/2, IDE FIFO Configuration*/ - pci_set_long(pci_conf + 0x40, 0x0a090600); - /* IDE misc configuration 1/2/3 */ - pci_set_long(pci_conf + 0x44, 0x00c00068); - /* IDE Timing control */ - pci_set_long(pci_conf + 0x48, 0xa8a8a8a8); - /* IDE Address Setup Time */ - pci_set_long(pci_conf + 0x4c, 0x000000ff); - /* UltraDMA Extended Timing Control*/ - pci_set_long(pci_conf + 0x50, 0x07070707); - /* UltraDMA FIFO Control */ - pci_set_long(pci_conf + 0x54, 0x00000004); - /* IDE primary sector size */ - pci_set_long(pci_conf + 0x60, 0x00000200); - /* IDE secondary sector size */ - pci_set_long(pci_conf + 0x68, 0x00000200); - /* PCI PM Block */ - pci_set_long(pci_conf + 0xc0, 0x00020001); -} - -static void vt82c686b_init_ports(PCIIDEState *d) { - static const struct { - int iobase; - int iobase2; - int isairq; - } port_info[] = { - {0x1f0, 0x3f6, 14}, - {0x170, 0x376, 15}, - }; - int i; - - for (i = 0; i < 2; i++) { - ide_bus_new(&d->bus[i], sizeof(d->bus[i]), DEVICE(d), i, 2); - ide_init_ioport(&d->bus[i], NULL, port_info[i].iobase, - port_info[i].iobase2); - ide_init2(&d->bus[i], isa_get_irq(NULL, port_info[i].isairq)); - - bmdma_init(&d->bus[i], &d->bmdma[i], d); - d->bmdma[i].bus = &d->bus[i]; - ide_register_restart_cb(&d->bus[i]); - } -} - -/* via ide func */ -static void vt82c686b_ide_realize(PCIDevice *dev, Error **errp) -{ - PCIIDEState *d = PCI_IDE(dev); - uint8_t *pci_conf = dev->config; - - pci_config_set_prog_interface(pci_conf, 0x8a); /* legacy ATA mode */ - pci_set_long(pci_conf + PCI_CAPABILITY_LIST, 0x000000c0); - - qemu_register_reset(via_reset, d); - bmdma_setup_bar(d); - pci_register_bar(dev, 4, PCI_BASE_ADDRESS_SPACE_IO, &d->bmdma_bar); - - vmstate_register(DEVICE(dev), 0, &vmstate_ide_pci, d); - - vt82c686b_init_ports(d); -} - -static void vt82c686b_ide_exitfn(PCIDevice *dev) -{ - PCIIDEState *d = PCI_IDE(dev); - unsigned i; - - for (i = 0; i < 2; ++i) { - memory_region_del_subregion(&d->bmdma_bar, &d->bmdma[i].extra_io); - memory_region_del_subregion(&d->bmdma_bar, &d->bmdma[i].addr_ioport); - } -} - -void vt82c686b_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn) -{ - PCIDevice *dev; - - dev = pci_create_simple(bus, devfn, "via-ide"); - pci_ide_create_devs(dev, hd_table); -} - -static void via_ide_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - - k->realize = vt82c686b_ide_realize; - k->exit = vt82c686b_ide_exitfn; - k->vendor_id = PCI_VENDOR_ID_VIA; - k->device_id = PCI_DEVICE_ID_VIA_IDE; - k->revision = 0x06; - k->class_id = PCI_CLASS_STORAGE_IDE; - set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); -} - -static const TypeInfo via_ide_info = { - .name = "via-ide", - .parent = TYPE_PCI_IDE, - .class_init = via_ide_class_init, -}; - -static void via_ide_register_types(void) -{ - type_register_static(&via_ide_info); -} - -type_init(via_ide_register_types) |