From nobody Sun Oct 6 09:45:04 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=ilande.co.uk Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1684962790417130.53634672668113; Wed, 24 May 2023 14:13:10 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q1vmH-0002gO-MU; Wed, 24 May 2023 17:12:13 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q1vmB-0002Sd-5v for qemu-devel@nongnu.org; Wed, 24 May 2023 17:12:10 -0400 Received: from mail.ilande.co.uk ([2001:41c9:1:41f::167]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q1vm9-00026I-0b for qemu-devel@nongnu.org; Wed, 24 May 2023 17:12:06 -0400 Received: from [2a00:23c4:8bac:6900:b726:cf58:4c12:f013] (helo=kentang.home) by mail.ilande.co.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1q1vm0-0005XR-AQ; Wed, 24 May 2023 22:12:00 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=ilande.co.uk; s=20220518; h=Subject:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:To:From:Sender:Reply-To:Cc: Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=62FC76QptiCbwxg2J+eqp9rZfvowmFqf4yMKVoifQjw=; b=Nlhao42SfotoM2R+giURil+2nj k7A6oK+2TprXzSIxwz6DIK7jMCEBaXeVBBFtC2en4E9UItLQNrWHYTplgPxYsUBPuCBjXyiikDSAB QDzjR1G5cydySgLxsGwgLMnG3LYUOuyThgzmtiARhnDEvV2D8V7PrBzZXY25xrJcbE4dT7CYUuW/H JCOaSPtdAFMyy51t74k3hfPdDAhfaWIzq2XiGn70hOy6s4Qhbik5wV0D33r7bwKhZIh2TVtZp7hzr F5KjxM+1JeAirYi2AHP8Hh1pVSoRRHUzsN4P+gySRznTTIsrmdZ3VACKb+7XcgMk24PxGya2EUUQs jtE+otqrLtLMM9lxmporPtSf39saWxR+vfMCiPRw6Rz3Jfpf1pMoXpVXt3qvdRoDiZ2ss58EaOh27 iHN1wjnOUfDCXZ1kr5uGSMTQ4XVTMINIvaglIDrTVduy/BWxjZwnSRJP2o+5ppnX7QLeUc+/RKann UX3kARM/r7NZPa/uWgji4iHMIjOurjY9o6FiBabWQv0u0ijtNExKhGEGQkyZMWcBlVR5cuQYvQDVE lBDhEXCysny8WmSsMVB0Vkcx7HLh6oEDYPS1adl0pEa4/Zel5qR9eqlRKecSgI8ehtY6anzxJvWdx AiqF1YOe5Fy907bUSHMR6znEZLsFPdgEyP7I9kZoM=; From: Mark Cave-Ayland To: laurent@vivier.eu, qemu-devel@nongnu.org Date: Wed, 24 May 2023 22:10:46 +0100 Message-Id: <20230524211104.686087-13-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230524211104.686087-1-mark.cave-ayland@ilande.co.uk> References: <20230524211104.686087-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-SA-Exim-Connect-IP: 2a00:23c4:8bac:6900:b726:cf58:4c12:f013 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PATCH 12/30] q800: add IOSB subsystem X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.ilande.co.uk) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2001:41c9:1:41f::167; envelope-from=mark.cave-ayland@ilande.co.uk; helo=mail.ilande.co.uk X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1684962792262100002 Content-Type: text/plain; charset="utf-8" It is needed because it defines the BIOSConfig area. Co-developed-by: Laurent Vivier Signed-off-by: Mark Cave-Ayland --- MAINTAINERS | 2 + hw/m68k/Kconfig | 1 + hw/m68k/q800.c | 10 +++ hw/misc/Kconfig | 3 + hw/misc/iosb.c | 156 +++++++++++++++++++++++++++++++++++++++++ hw/misc/meson.build | 1 + hw/misc/trace-events | 4 ++ include/hw/misc/iosb.h | 41 +++++++++++ 8 files changed, 218 insertions(+) create mode 100644 hw/misc/iosb.c create mode 100644 include/hw/misc/iosb.h diff --git a/MAINTAINERS b/MAINTAINERS index 21ec70d00a..f151aaf99f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1228,6 +1228,7 @@ F: hw/nubus/* F: hw/display/macfb.c F: hw/block/swim.c F: hw/misc/djmemc.c +F: hw/misc/iosb.c F: hw/m68k/bootinfo.h F: include/standard-headers/asm-m68k/bootinfo.h F: include/standard-headers/asm-m68k/bootinfo-mac.h @@ -1237,6 +1238,7 @@ F: include/hw/display/macfb.h F: include/hw/block/swim.h F: include/hw/m68k/q800.h F: include/hw/misc/djmemc.c +F: include/hw/misc/iosb.c =20 virt M: Laurent Vivier diff --git a/hw/m68k/Kconfig b/hw/m68k/Kconfig index 330cfdfa2d..64fa70a0db 100644 --- a/hw/m68k/Kconfig +++ b/hw/m68k/Kconfig @@ -24,6 +24,7 @@ config Q800 select DP8393X select OR_IRQ select DJMEMC + select IOSB =20 config M68K_VIRT bool diff --git a/hw/m68k/q800.c b/hw/m68k/q800.c index c1d4b98cc0..8310670ec2 100644 --- a/hw/m68k/q800.c +++ b/hw/m68k/q800.c @@ -41,6 +41,7 @@ #include "hw/m68k/q800.h" #include "hw/misc/mac_via.h" #include "hw/misc/djmemc.h" +#include "hw/misc/iosb.h" #include "hw/input/adb.h" #include "hw/nubus/mac-nubus-bridge.h" #include "hw/display/macfb.h" @@ -71,6 +72,7 @@ #define ESP_BASE (IO_BASE + 0x10000) #define ESP_PDMA (IO_BASE + 0x10100) #define ASC_BASE (IO_BASE + 0x14000) +#define IOSB_BASE (IO_BASE + 0x18000) #define SWIM_BASE (IO_BASE + 0x1E000) =20 #define SONIC_PROM_SIZE 0x1000 @@ -530,6 +532,14 @@ static void q800_machine_init(MachineState *machine) memory_region_add_subregion(&m->macio, DJMEMC_BASE - IO_BASE, sysbus_mmio_get_region(sysbus, 0)); =20 + /* IOSB subsystem */ + + dev =3D qdev_new(TYPE_IOSB); + sysbus =3D SYS_BUS_DEVICE(dev); + sysbus_realize_and_unref(sysbus, &error_fatal); + memory_region_add_subregion(&m->macio, IOSB_BASE - IO_BASE, + sysbus_mmio_get_region(sysbus, 0)); + /* VIA 1 */ via1_dev =3D qdev_new(TYPE_MOS6522_Q800_VIA1); dinfo =3D drive_get(IF_MTD, 0, 0); diff --git a/hw/misc/Kconfig b/hw/misc/Kconfig index 7eaf955f88..c6c38102b1 100644 --- a/hw/misc/Kconfig +++ b/hw/misc/Kconfig @@ -183,4 +183,7 @@ config AXP209_PMU config DJMEMC bool =20 +config IOSB + bool + source macio/Kconfig diff --git a/hw/misc/iosb.c b/hw/misc/iosb.c new file mode 100644 index 0000000000..f4f9b22d89 --- /dev/null +++ b/hw/misc/iosb.c @@ -0,0 +1,156 @@ +/* + * QEMU IOSB emulation + * + * Copyright (c) 2019 Laurent Vivier + * Copyright (c) 2022 Mark Cave-Ayland + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * 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 OT= HER + * 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 "qemu/log.h" +#include "migration/vmstate.h" +#include "hw/sysbus.h" +#include "hw/misc/iosb.h" +#include "trace.h" + +#define IOSB_SIZE 0x2000 + +#define IOSB_CONFIG 0x0 +#define IOSB_CONFIG2 0x100 +#define IOSB_SONIC_SCSI 0x200 +#define IOSB_REVISION 0x300 +#define IOSB_SCSI_RESID 0x400 +#define IOSB_BRIGHTNESS 0x500 +#define IOSB_TIMEOUT 0x600 + + +static uint64_t iosb_read(void *opaque, hwaddr addr, + unsigned size) +{ + IOSBState *s =3D IOSB(opaque); + uint64_t val =3D 0; + + switch (addr) { + case IOSB_CONFIG: + case IOSB_CONFIG2: + case IOSB_SONIC_SCSI: + case IOSB_REVISION: + case IOSB_SCSI_RESID: + case IOSB_BRIGHTNESS: + case IOSB_TIMEOUT: + val =3D s->regs[addr >> 8]; + break; + default: + qemu_log_mask(LOG_UNIMP, "IOSB: unimplemented read addr=3D0x%"PRIx= 64 + " val=3D0x%"PRIx64 " size=3D%d\n", + addr, val, size); + } + + trace_iosb_read(addr, size, val); + return val; +} + +static void iosb_write(void *opaque, hwaddr addr, uint64_t val, + unsigned size) +{ + IOSBState *s =3D IOSB(opaque); + + switch (addr) { + case IOSB_CONFIG: + case IOSB_CONFIG2: + case IOSB_SONIC_SCSI: + case IOSB_REVISION: + case IOSB_SCSI_RESID: + case IOSB_BRIGHTNESS: + case IOSB_TIMEOUT: + s->regs[addr >> 8] =3D val; + break; + default: + qemu_log_mask(LOG_UNIMP, "IOSB: unimplemented write addr=3D0x%"PRI= x64 + " val=3D0x%"PRIx64 " size=3D%d\n", + addr, val, size); + } + + trace_iosb_write(addr, size, val); +} + +static const MemoryRegionOps iosb_mmio_ops =3D { + .read =3D iosb_read, + .write =3D iosb_write, + .endianness =3D DEVICE_BIG_ENDIAN, + .impl =3D { + .min_access_size =3D 1, + .max_access_size =3D 4, + }, +}; + +static void iosb_reset_hold(Object *obj) +{ + IOSBState *s =3D IOSB(obj); + + memset(s->regs, 0, sizeof(s->regs)); + + /* BCLK 33 MHz */ + s->regs[IOSB_CONFIG >> 8] =3D 1; +} + +static void iosb_init(Object *obj) +{ + IOSBState *s =3D IOSB(obj); + SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); + + memory_region_init_io(&s->mem_regs, obj, &iosb_mmio_ops, s, "IOSB", + IOSB_SIZE); + sysbus_init_mmio(sbd, &s->mem_regs); +} + +static const VMStateDescription vmstate_iosb =3D { + .name =3D "IOSB", + .version_id =3D 1, + .minimum_version_id =3D 1, + .fields =3D (VMStateField[]) { + VMSTATE_UINT32_ARRAY(regs, IOSBState, IOSB_REGS), + VMSTATE_END_OF_LIST() + } +}; + +static void iosb_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(oc); + ResettableClass *rc =3D RESETTABLE_CLASS(oc); + + rc->phases.hold =3D iosb_reset_hold; + dc->vmsd =3D &vmstate_iosb; +} + +static const TypeInfo iosb_info =3D { + .name =3D TYPE_IOSB, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(IOSBState), + .instance_init =3D iosb_init, + .class_init =3D iosb_class_init, +}; + +static void iosb_register_types(void) +{ + type_register_static(&iosb_info); +} + +type_init(iosb_register_types) diff --git a/hw/misc/meson.build b/hw/misc/meson.build index a2b5ca6fbc..fee56a2a9e 100644 --- a/hw/misc/meson.build +++ b/hw/misc/meson.build @@ -21,6 +21,7 @@ softmmu_ss.add(when: 'CONFIG_ARM_V7M', if_true: files('ar= mv7m_ras.c')) # Mac devices softmmu_ss.add(when: 'CONFIG_MOS6522', if_true: files('mos6522.c')) softmmu_ss.add(when: 'CONFIG_DJMEMC', if_true: files('djmemc.c')) +softmmu_ss.add(when: 'CONFIG_IOSB', if_true: files('iosb.c')) =20 # virt devices softmmu_ss.add(when: 'CONFIG_VIRT_CTRL', if_true: files('virt_ctrl.c')) diff --git a/hw/misc/trace-events b/hw/misc/trace-events index bed14bd559..85d2601de9 100644 --- a/hw/misc/trace-events +++ b/hw/misc/trace-events @@ -283,3 +283,7 @@ lasi_chip_write(uint64_t addr, uint32_t val) "addr 0x%"= PRIx64" val 0x%08x" # djmemc.c djmemc_read(int reg, unsigned size, uint64_t value) "reg=3D0x%x size=3D%u = value=3D0x%"PRIx64 djmemc_write(int reg, unsigned size, uint64_t value) "reg=3D0x%x size=3D%u= value=3D0x%"PRIx64 + +# iosb.c +iosb_read(int reg, unsigned size, uint64_t value) "reg=3D%d size=3D%u valu= e=3D0x%"PRIx64 +iosb_write(int reg, unsigned size, uint64_t value) "reg=3D%d size=3D%u val= ue=3D0x%"PRIx64 diff --git a/include/hw/misc/iosb.h b/include/hw/misc/iosb.h new file mode 100644 index 0000000000..09d9f3a32b --- /dev/null +++ b/include/hw/misc/iosb.h @@ -0,0 +1,41 @@ +/* + * QEMU IOSB emulation + * + * Copyright (c) 2019 Laurent Vivier + * Copyright (c) 2022 Mark Cave-Ayland + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * 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 OT= HER + * 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. + */ + +#ifndef HW_MEM_IOSB_H +#define HW_MEM_IOSB_H + +#define IOSB_REGS 7 + +struct IOSBState { + SysBusDevice parent_obj; + + MemoryRegion mem_regs; + uint32_t regs[IOSB_REGS]; +}; + +#define TYPE_IOSB "IOSB" +OBJECT_DECLARE_SIMPLE_TYPE(IOSBState, IOSB); + +#endif --=20 2.30.2