From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60746) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1mui-0001Yy-SM for qemu-devel@nongnu.org; Thu, 18 Dec 2014 21:03:38 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y1muc-0002tF-I6 for qemu-devel@nongnu.org; Thu, 18 Dec 2014 21:03:32 -0500 Received: from mx1.redhat.com ([209.132.183.28]:65295) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y1muc-0002t3-8s for qemu-devel@nongnu.org; Thu, 18 Dec 2014 21:03:26 -0500 From: Igor Mammedov Date: Fri, 19 Dec 2014 02:02:19 +0000 Message-Id: <1418954562-13716-25-git-send-email-imammedo@redhat.com> In-Reply-To: <1418954562-13716-1-git-send-email-imammedo@redhat.com> References: <1418954562-13716-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [RFC 24/47] acpi: add acpi_operation_region() term List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: pbonzini@redhat.com, drjones@redhat.com, claudio.fontana@huawei.com, mst@redhat.com Signed-off-by: Igor Mammedov --- hw/acpi/acpi_gen_utils.c | 14 ++++++++++++++ include/hw/acpi/acpi_gen_utils.h | 7 +++++++ 2 files changed, 21 insertions(+) diff --git a/hw/acpi/acpi_gen_utils.c b/hw/acpi/acpi_gen_utils.c index 37d59d0..c69c708 100644 --- a/hw/acpi/acpi_gen_utils.c +++ b/hw/acpi/acpi_gen_utils.c @@ -519,3 +519,17 @@ AcpiAml acpi_package(uint8_t num_elements) build_append_byte(var.buf, num_elements); return var; } + +/* ACPI 5.0: 20.2.5.2 Named Objects Encoding: DefOpRegion */ +AcpiAml acpi_operation_region(const char *name, acpiRegionSpace rs, + uint32_t offset, uint32_t len) +{ + AcpiAml var = aml_allocate_internal(0, NON_BLOCK); + 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/acpi_gen_utils.h b/include/hw/acpi/acpi_gen_utils.h index 176596e..cb45129 100644 --- a/include/hw/acpi/acpi_gen_utils.h +++ b/include/hw/acpi/acpi_gen_utils.h @@ -24,6 +24,11 @@ typedef enum { acpi_decode16 = 1, } acpiIODecode; +typedef enum { + acpi_system_memory = 0x00, + acpi_system_io = 0x01, +} acpiRegionSpace; + void aml_append(AcpiAml *parent_ctx, AcpiAml child); /* non block ASL object primitives */ @@ -46,6 +51,8 @@ AcpiAml acpi_call4(const char *method, AcpiAml arg1, AcpiAml arg2, AcpiAml arg3, AcpiAml arg4); AcpiAml acpi_io(acpiIODecode dec, uint16_t min_base, uint16_t max_base, uint8_t aln, uint8_t len); +AcpiAml acpi_operation_region(const char *name, acpiRegionSpace rs, + uint32_t offset, uint32_t len); /* Block ASL object primitives */ AcpiAml acpi_if(AcpiAml predicate); -- 1.8.3.1