From 0343da8c70e8bc8e931db3a327134700de5baeb7 Mon Sep 17 00:00:00 2001 From: Peter Fang Date: Thu, 10 Jan 2019 19:31:26 -0800 Subject: [PATCH] dm: vhpet: add HPET-related header files Add the necessary header files for vHPET. Origin: FreeBSD License: BSD-3-Clause URL: https://svnweb.freebsd.org/ commit: 326257 Purpose: Adding vHPET support. Maintained-by: External Tracked-On: #2319 Signed-off-by: Peter Fang Acked-by: Anthony Xu --- devicemodel/hw/platform/acpi/acpi.c | 5 ++- devicemodel/include/acpi_hpet.h | 67 +++++++++++++++++++++++++++++ devicemodel/include/hpet.h | 43 ++++++++++++++++++ 3 files changed, 113 insertions(+), 2 deletions(-) create mode 100644 devicemodel/include/acpi_hpet.h create mode 100644 devicemodel/include/hpet.h diff --git a/devicemodel/hw/platform/acpi/acpi.c b/devicemodel/hw/platform/acpi/acpi.c index 1ec26695d..1332408db 100644 --- a/devicemodel/hw/platform/acpi/acpi.c +++ b/devicemodel/hw/platform/acpi/acpi.c @@ -67,6 +67,7 @@ #include "pci_core.h" #include "tpm.h" #include "vmmapi.h" +#include "hpet.h" /* * Define the base address of the ACPI tables, and the offsets to @@ -563,7 +564,7 @@ basl_fwrite_hpet(FILE *fp, struct vmctx *ctx) EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); - EFPRINTF(fp, "[0008]\t\tAddress : 00000000FED00000\n"); + EFPRINTF(fp, "[0008]\t\tAddress : %016X\n", VHPET_BASE); EFPRINTF(fp, "\n"); EFPRINTF(fp, "[0001]\t\tHPET Number : 00\n"); @@ -944,7 +945,7 @@ basl_fwrite_dsdt(FILE *fp, struct vmctx *ctx) dsdt_line(" Name (_CRS, ResourceTemplate ()"); dsdt_line(" {"); dsdt_indent(4); - dsdt_fixed_mem32(0xFED00000, 0x400); + dsdt_fixed_mem32(VHPET_BASE, VHPET_SIZE); dsdt_unindent(4); dsdt_line(" })"); dsdt_line(" }"); diff --git a/devicemodel/include/acpi_hpet.h b/devicemodel/include/acpi_hpet.h new file mode 100644 index 000000000..fd495d526 --- /dev/null +++ b/devicemodel/include/acpi_hpet.h @@ -0,0 +1,67 @@ +/*- + * Copyright (c) 2005 Poul-Henning Kamp + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef __ACPI_HPET_H__ +#define __ACPI_HPET_H__ + +#define HPET_MEM_WIDTH 0x400 /* Expected memory region size */ + +/* General registers */ +#define HPET_CAPABILITIES 0x0 /* General capabilities and ID */ +#define HPET_CAP_VENDOR_ID 0xffff0000 +#define HPET_CAP_LEG_RT 0x00008000 +#define HPET_CAP_COUNT_SIZE 0x00002000 /* 1 = 64-bit, 0 = 32-bit */ +#define HPET_CAP_NUM_TIM 0x00001f00 +#define HPET_CAP_REV_ID 0x000000ff +#define HPET_PERIOD 0x4 /* Period (1/hz) of timer */ +#define HPET_CONFIG 0x10 /* General configuration register */ +#define HPET_CNF_LEG_RT 0x00000002 +#define HPET_CNF_ENABLE 0x00000001 +#define HPET_ISR 0x20 /* General interrupt status register */ +#define HPET_MAIN_COUNTER 0xf0 /* Main counter register */ + +/* Timer registers */ +#define HPET_TIMER_CAP_CNF(x) ((x) * 0x20 + 0x100) +#define HPET_TCAP_INT_ROUTE 0xffffffff00000000 +#define HPET_TCAP_FSB_INT_DEL 0x00008000 +#define HPET_TCNF_FSB_EN 0x00004000 +#define HPET_TCNF_INT_ROUTE 0x00003e00 +#define HPET_TCNF_32MODE 0x00000100 +#define HPET_TCNF_VAL_SET 0x00000040 +#define HPET_TCAP_SIZE 0x00000020 /* 1 = 64-bit, 0 = 32-bit */ +#define HPET_TCAP_PER_INT 0x00000010 /* Supports periodic interrupts */ +#define HPET_TCNF_TYPE 0x00000008 /* 1 = periodic, 0 = one-shot */ +#define HPET_TCNF_INT_ENB 0x00000004 +#define HPET_TCNF_INT_TYPE 0x00000002 /* 1 = level triggered, 0 = edge */ +#define HPET_TIMER_COMPARATOR(x) ((x) * 0x20 + 0x108) +#define HPET_TIMER_FSB_VAL(x) ((x) * 0x20 + 0x110) +#define HPET_TIMER_FSB_ADDR(x) ((x) * 0x20 + 0x114) + +#define HPET_MIN_CYCLES 128 /* Period considered reliable. */ + +#endif /* !__ACPI_HPET_H__ */ diff --git a/devicemodel/include/hpet.h b/devicemodel/include/hpet.h new file mode 100644 index 000000000..6e0a0dab2 --- /dev/null +++ b/devicemodel/include/hpet.h @@ -0,0 +1,43 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2019 Intel Corporation + * Copyright (c) 2013 Tycho Nightingale + * Copyright (c) 2013 Neel Natu + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _HPET_H_ +#define _HPET_H_ + +#define VHPET_BASE (0xfed00000) +#define VHPET_SIZE (1024) + +const uint64_t vhpet_capabilities(void); +int vhpet_init(struct vmctx *ctx); +void vhpet_deinit(struct vmctx *ctx); + +#endif /* _HPET_H_ */