From patchwork Fri Jun 4 08:39:01 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: chen huacai X-Patchwork-Id: 54554 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id BDA79B7D6D for ; Fri, 4 Jun 2010 18:47:28 +1000 (EST) Received: from localhost ([127.0.0.1]:42868 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OKSYE-00078I-Rh for incoming@patchwork.ozlabs.org; Fri, 04 Jun 2010 04:46:50 -0400 Received: from [140.186.70.92] (port=41052 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OKSWm-00074P-9U for qemu-devel@nongnu.org; Fri, 04 Jun 2010 04:45:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OKSWi-0008S3-PF for qemu-devel@nongnu.org; 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Fri, 04 Jun 2010 01:37:34 -0700 (PDT) Received: from localhost.localdomain ([211.69.198.200]) by mx.google.com with ESMTPS id 23sm667154pzk.2.2010.06.04.01.37.30 (version=TLSv1/SSLv3 cipher=RC4-MD5); Fri, 04 Jun 2010 01:37:33 -0700 (PDT) From: Huacai Chen To: aurelien@aurel32.net Date: Fri, 4 Jun 2010 16:39:01 +0800 Message-Id: <1275640741-15323-1-git-send-email-zltjiangshi@gmail.com> X-Mailer: git-send-email 1.7.0.4 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) Cc: blauwirbel@gmail.com, qemu-devel@nongnu.org, Huacai Chen Subject: [Qemu-devel] [PATCH v3 3/7] MIPS: Initial support of VIA IDE controller used by fulong mini pc X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Huacai Chen --- Makefile.objs | 1 + default-configs/mips64el-softmmu.mak | 1 + hw/ide.h | 1 + hw/ide/via.c | 176 ++++++++++++++++++++++++++++++++++ 4 files changed, 179 insertions(+), 0 deletions(-) create mode 100644 hw/ide/via.c diff --git a/Makefile.objs b/Makefile.objs index 9796dcb..ad9a825 100644 --- a/Makefile.objs +++ b/Makefile.objs @@ -200,6 +200,7 @@ hw-obj-$(CONFIG_IDE_ISA) += ide/isa.o hw-obj-$(CONFIG_IDE_PIIX) += ide/piix.o hw-obj-$(CONFIG_IDE_CMD646) += ide/cmd646.o hw-obj-$(CONFIG_IDE_MACIO) += ide/macio.o +hw-obj-$(CONFIG_IDE_VIA) += ide/via.o # SCSI layer hw-obj-y += lsi53c895a.o diff --git a/default-configs/mips64el-softmmu.mak b/default-configs/mips64el-softmmu.mak index d35d923..85b7838 100644 --- a/default-configs/mips64el-softmmu.mak +++ b/default-configs/mips64el-softmmu.mak @@ -21,6 +21,7 @@ CONFIG_IDE_QDEV=y CONFIG_IDE_PCI=y CONFIG_IDE_ISA=y CONFIG_IDE_PIIX=y +CONFIG_IDE_VIA=y CONFIG_NE2000_ISA=y CONFIG_SOUND=y CONFIG_VIRTIO_PCI=y diff --git a/hw/ide.h b/hw/ide.h index 0e7d540..bb635b6 100644 --- a/hw/ide.h +++ b/hw/ide.h @@ -12,6 +12,7 @@ void pci_cmd646_ide_init(PCIBus *bus, DriveInfo **hd_table, int secondary_ide_enabled); void pci_piix3_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn); void pci_piix4_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn); +void vt82c686b_ide_init(PCIBus *bus, DriveInfo **hd_table, int devfn); /* ide-macio.c */ int pmac_ide_init (DriveInfo **hd_table, qemu_irq irq, diff --git a/hw/ide/via.c b/hw/ide/via.c new file mode 100644 index 0000000..bc3b44e --- /dev/null +++ b/hw/ide/via.c @@ -0,0 +1,176 @@ +/* + * QEMU IDE Emulation: PCI VIA82C686B support. + * + * Copyright (c) 2003 Fabrice Bellard + * Copyright (c) 2006 Openedhand Ltd. + * Copyright (c) 2010 Huacai Chen + * + * 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 +#include +#include +#include +#include "block.h" +#include "block_int.h" +#include "sysemu.h" +#include "dma.h" + +#include + +static uint32_t bmdma_readb(void *opaque, uint32_t addr) +{ + BMDMAState *bm = opaque; + uint32_t val; + + 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_writeb(void *opaque, uint32_t addr, uint32_t val) +{ + BMDMAState *bm = opaque; +#ifdef DEBUG_IDE + printf("bmdma: writeb 0x%02x : 0x%02x\n", addr, val); +#endif + switch (addr & 3) { + case 2: + bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06); + break; + default:; + } +} + +static void bmdma_map(PCIDevice *pci_dev, int region_num, + pcibus_t addr, pcibus_t size, int type) +{ + PCIIDEState *d = DO_UPCAST(PCIIDEState, dev, pci_dev); + int i; + + for(i = 0;i < 2; i++) { + BMDMAState *bm = &d->bmdma[i]; + d->bus[i].bmdma = bm; + bm->bus = d->bus+i; + qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm); + + register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm); + + register_ioport_write(addr + 1, 3, 1, bmdma_writeb, bm); + register_ioport_read(addr, 4, 1, bmdma_readb, bm); + + register_ioport_write(addr + 4, 4, 1, bmdma_addr_writeb, bm); + register_ioport_read(addr + 4, 4, 1, bmdma_addr_readb, bm); + register_ioport_write(addr + 4, 4, 2, bmdma_addr_writew, bm); + register_ioport_read(addr + 4, 4, 2, bmdma_addr_readw, bm); + register_ioport_write(addr + 4, 4, 4, bmdma_addr_writel, bm); + register_ioport_read(addr + 4, 4, 4, bmdma_addr_readl, bm); + addr += 8; + } +} + +static void via_reset(void *opaque) +{ + PCIIDEState *d = opaque; + uint8_t *pci_conf = d->dev.config; + int i; + + for (i = 0; i < 2; i++) { + ide_bus_reset(&d->bus[i]); + ide_dma_reset(&d->bmdma[i]); + } + + /* TODO: this is the default. do not override. */ + pci_conf[PCI_COMMAND] = 0x80; + /* TODO: this is the default. do not override. */ + pci_conf[PCI_COMMAND + 1] = 0x00; + /* TODO: use pci_set_word */ + pci_conf[PCI_STATUS] = PCI_STATUS_FAST_BACK; + pci_conf[PCI_STATUS + 1] = PCI_STATUS_DEVSEL_MEDIUM >> 8; + + pci_set_long(pci_conf + PCI_BASE_ADDRESS_0, 0x000001f0); + pci_set_long(pci_conf + PCI_BASE_ADDRESS_1, 0x000003f6); + pci_set_long(pci_conf + PCI_BASE_ADDRESS_2, 0x00000170); + pci_set_long(pci_conf + PCI_BASE_ADDRESS_3, 0x00000376); + pci_set_long(pci_conf + PCI_BASE_ADDRESS_4, 0x0000cc01); /* BMIBA: 20-23h */ + pci_set_long(pci_conf + PCI_CAPABILITY_LIST, 0x000000c0); + pci_set_long(pci_conf + PCI_INTERRUPT_LINE, 0x0000010e); +} + +/* via ide func */ +static int vt82c686b_ide_initfn(PCIDevice *dev) +{ + PCIIDEState *d = DO_UPCAST(PCIIDEState, dev, dev);; + uint8_t *pci_conf = d->dev.config; + + pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_VIA); + pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_VIA_IDE); + pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE); + pci_config_set_prog_interface(pci_conf, 0x8a); /* legacy ATA mode */ + pci_config_set_revision(pci_conf,0x06); /* Revision 0.6 */ + pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; /* header_type */ + + qemu_register_reset(via_reset, d); + pci_register_bar((PCIDevice *)d, 4, 0x10, + PCI_BASE_ADDRESS_SPACE_IO, bmdma_map); + + vmstate_register(0, &vmstate_ide_pci, d); + + ide_bus_new(&d->bus[0], &d->dev.qdev); + ide_bus_new(&d->bus[1], &d->dev.qdev); + ide_init2(&d->bus[0], NULL, NULL, isa_reserve_irq(14)); + ide_init2(&d->bus[1], NULL, NULL, isa_reserve_irq(15)); + ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6); + ide_init_ioport(&d->bus[1], 0x170, 0x376); + + return 0; +} + +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 PCIDeviceInfo via_ide_info = { + .qdev.name = "via-ide", + .qdev.size = sizeof(PCIIDEState), + .qdev.no_user = 1, + .init = vt82c686b_ide_initfn, +}; + +static void via_ide_register(void) +{ + pci_qdev_register(&via_ide_info); +} +device_init(via_ide_register);