From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60989) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YOA68-0000Ez-Co for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:15:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YOA5x-0004SB-I4 for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:15:48 -0500 Received: from mx1.redhat.com ([209.132.183.28]:54624) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YOA5x-0004Rg-4f for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:15:37 -0500 From: Igor Mammedov Date: Wed, 18 Feb 2015 19:14:34 +0000 Message-Id: <1424286895-21611-22-git-send-email-imammedo@redhat.com> In-Reply-To: <1424286895-21611-1-git-send-email-imammedo@redhat.com> References: <1424286895-21611-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH v4 21/42] acpi: add aml_operation_region() term List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: drjones@redhat.com, mst@redhat.com, zhaoshenglong@huawei.com, marcel.a@redhat.com Signed-off-by: Igor Mammedov --- hw/acpi/aml-build.c | 14 ++++++++++++++ include/hw/acpi/aml-build.h | 7 +++++++ 2 files changed, 21 insertions(+) diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index cc883cc..d72d5b4 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -554,3 +554,17 @@ Aml *aml_package(uint8_t num_elements) build_append_byte(var->buf, num_elements); return var; } + +/* ACPI 1.0b: 16.2.5.2 Named Objects Encoding: DefOpRegion */ +Aml *aml_operation_region(const char *name, AmlRegionSpace rs, + uint32_t offset, uint32_t len) +{ + Aml *var = aml_alloc(); + build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */ + build_append_byte(var->buf, 0x80); /* OpRegionOp */ + build_append_namestring(var->buf, "%s", name); + build_append_byte(var->buf, rs); + build_append_int(var->buf, offset); + build_append_int(var->buf, len); + return var; +} diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index b7f491e..57926e5 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -28,6 +28,11 @@ typedef enum { aml_decode16 = 1, } AmlIODecode; +typedef enum { + aml_system_memory = 0x00, + aml_system_io = 0x01, +} AmlRegionSpace; + /** * init_aml_allocator: * @@ -79,6 +84,8 @@ Aml *aml_call3(const char *method, Aml *arg1, Aml *arg2, Aml *arg3); Aml *aml_call4(const char *method, Aml *arg1, Aml *arg2, Aml *arg3, Aml *arg4); Aml *aml_io(AmlIODecode dec, uint16_t min_base, uint16_t max_base, uint8_t aln, uint8_t len); +Aml *aml_operation_region(const char *name, AmlRegionSpace rs, + uint32_t offset, uint32_t len); /* Block AML object primitives */ Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2); -- 1.8.3.1