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envelope-from=keithp@keithp.com; helo=elaine.keithp.com 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 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Reply-to: Keith Packard From: Keith Packard via Part of Semihosting for AArch32 and AArch64 Release 2.0 Signed-off-by: Keith Packard --- hw/semihosting/common-semi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/semihosting/common-semi.c b/hw/semihosting/common-semi.c index 9a04d98e4e..fda0e714ef 100644 --- a/hw/semihosting/common-semi.c +++ b/hw/semihosting/common-semi.c @@ -55,6 +55,7 @@ #define TARGET_SYS_WRITE 0x05 #define TARGET_SYS_READ 0x06 #define TARGET_SYS_READC 0x07 +#define TARGET_SYS_ISERROR 0x08 #define TARGET_SYS_ISTTY 0x09 #define TARGET_SYS_SEEK 0x0a #define TARGET_SYS_FLEN 0x0c @@ -962,6 +963,9 @@ target_ulong do_common_semihosting(CPUState *cs) return guestfd_fns[gf->type].readfn(cs, gf, arg1, len); case TARGET_SYS_READC: return qemu_semihosting_console_inc(cs->env_ptr); + case TARGET_SYS_ISERROR: + GET_ARG(0); + return (target_long) arg0 < 0 ? 1 : 0; case TARGET_SYS_ISTTY: GET_ARG(0); -- 2.29.2 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1ki2T4-0002c1-ON for mharc-qemu-riscv@gnu.org; Wed, 25 Nov 2020 16:36:50 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37142) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ki2Sx-0002M1-W8; Wed, 25 Nov 2020 16:36:45 -0500 Received: from home.keithp.com ([63.227.221.253]:37066 helo=elaine.keithp.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ki2Sv-0001Eg-ID; Wed, 25 Nov 2020 16:36:43 -0500 Received: from localhost (localhost [127.0.0.1]) by elaine.keithp.com (Postfix) with ESMTP id 887533F2E28D; Wed, 25 Nov 2020 13:36:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; 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h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NukZG3Dxu+PDk2NKh4YZIKRnizoHsVPc9HYjba3XvSdjsBZjIJ8UxHJmcJi4QRMeG JbSFYkdLS0AjJA4H+cL7Dfc3bJxjcfUqWgd2e2sHrHd0Bnf0hEha7R7fUocIdVB3Ub uAuPNLT8sxFrt0IAPHo0vZSR08Qkz05KiYPvoQu6ZJobB9nOixEgnmA1JREAhJOQ4e AYx4mjizBm1og9CiGy7bL+SEmJpTmQsf6N7JSDEq7iBmEYLvQ5RszC98AwJmdioupK Gd+VqBEbULn6+2M30ZnIp7iXNlyDwJXLGcRzyhI0RakUU5kyYvWe2dS9bFAO+G2JFi dCEr5MuW9mF3Q== Received: by keithp.com (Postfix, from userid 1000) id B5D6C15821C8; Wed, 25 Nov 2020 13:36:31 -0800 (PST) From: Keith Packard To: qemu-devel@nongnu.org Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , Alistair Francis , Bastian Koppelmann , Laurent Vivier , Palmer Dabbelt , Peter Maydell , qemu-arm@nongnu.org, qemu-riscv@nongnu.org, Sagar Karandikar , Keith Packard Subject: [PATCH 8/8] semihosting: Implement SYS_ISERROR Date: Wed, 25 Nov 2020 13:36:17 -0800 Message-Id: <20201125213617.2496935-9-keithp@keithp.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201125213617.2496935-1-keithp@keithp.com> References: <20201125213617.2496935-1-keithp@keithp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=63.227.221.253; envelope-from=keithp@keithp.com; helo=elaine.keithp.com 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 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Nov 2020 21:36:45 -0000 Part of Semihosting for AArch32 and AArch64 Release 2.0 Signed-off-by: Keith Packard --- hw/semihosting/common-semi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/semihosting/common-semi.c b/hw/semihosting/common-semi.c index 9a04d98e4e..fda0e714ef 100644 --- a/hw/semihosting/common-semi.c +++ b/hw/semihosting/common-semi.c @@ -55,6 +55,7 @@ #define TARGET_SYS_WRITE 0x05 #define TARGET_SYS_READ 0x06 #define TARGET_SYS_READC 0x07 +#define TARGET_SYS_ISERROR 0x08 #define TARGET_SYS_ISTTY 0x09 #define TARGET_SYS_SEEK 0x0a #define TARGET_SYS_FLEN 0x0c @@ -962,6 +963,9 @@ target_ulong do_common_semihosting(CPUState *cs) return guestfd_fns[gf->type].readfn(cs, gf, arg1, len); case TARGET_SYS_READC: return qemu_semihosting_console_inc(cs->env_ptr); + case TARGET_SYS_ISERROR: + GET_ARG(0); + return (target_long) arg0 < 0 ? 1 : 0; case TARGET_SYS_ISTTY: GET_ARG(0); -- 2.29.2