From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:32817) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YOA6G-0000Sx-N3 for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:15:57 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YOA6C-0004Yz-97 for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:15:56 -0500 Received: from mx1.redhat.com ([209.132.183.28]:32938) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YOA6C-0004Yg-0r for qemu-devel@nongnu.org; Wed, 18 Feb 2015 14:15:52 -0500 From: Igor Mammedov Date: Wed, 18 Feb 2015 19:14:42 +0000 Message-Id: <1424286895-21611-30-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 29/42] acpi: add aml_eisaid() 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 | 29 +++++++++++++++++++++++++++++ include/hw/acpi/aml-build.h | 1 + 2 files changed, 30 insertions(+) diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index 9081b49..eeb006f 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -665,3 +665,32 @@ Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len, build_append_byte(var->buf, pblk_len); /* PblkLen */ return var; } + +static uint8_t Hex2Digit(char c) +{ + if (c >= 'A') { + return c - 'A' + 10; + } + + return c - '0'; +} + +/* ACPI 1.0b: 15.2.3.6.4.1 EISAID Macro - Convert EISA ID String To Integer */ +Aml *aml_eisaid(const char *str) +{ + Aml *var = aml_alloc(); + uint32_t id; + + g_assert(strlen(str) == 7); + id = (str[0] - 0x40) << 26 | + (str[1] - 0x40) << 21 | + (str[2] - 0x40) << 16 | + Hex2Digit(str[3]) << 12 | + Hex2Digit(str[4]) << 8 | + Hex2Digit(str[5]) << 4 | + Hex2Digit(str[6]); + + build_append_byte(var->buf, 0x0C); /* DWordPrefix */ + build_append_int_noprefix(var->buf, bswap32(id), sizeof(id)); + return var; +} diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index 58bbbfe..bf94155 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -96,6 +96,7 @@ Aml *aml_string(const char *name_format, ...) GCC_FMT_ATTR(1, 2); Aml *aml_equal(Aml *arg1, Aml *arg2); Aml *aml_processor(uint8_t proc_id, uint32_t pblk_addr, uint8_t pblk_len, const char *name_format, ...) GCC_FMT_ATTR(4, 5); +Aml *aml_eisaid(const char *str); /* Block AML object primitives */ Aml *aml_scope(const char *name_format, ...) GCC_FMT_ATTR(1, 2); -- 1.8.3.1