Message ID | 20220521000400.454525-45-richard.henderson@linaro.org |
---|---|
State | New |
Headers | show
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([71.212.142.129]) by smtp.gmail.com with ESMTPSA id 1-20020a17090a0cc100b001d2bff34228sm2517703pjt.9.2022.05.20.17.07.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 May 2022 17:07:51 -0700 (PDT) From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, alex.bennee@linaro.org Subject: [PATCH v3 44/49] semihosting: Use console_in_gf for SYS_READC Date: Fri, 20 May 2022 17:03:55 -0700 Message-Id: <20220521000400.454525-45-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220521000400.454525-1-richard.henderson@linaro.org> References: <20220521000400.454525-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::430; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x430.google.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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
semihosting cleanup
|
expand
|
diff --git a/semihosting/arm-compat-semi.c b/semihosting/arm-compat-semi.c index 20d97290ff..9230c69ff2 100644 --- a/semihosting/arm-compat-semi.c +++ b/semihosting/arm-compat-semi.c @@ -290,6 +290,22 @@ common_semi_flen_fstat_cb(CPUState *cs, uint64_t ret, int err) common_semi_cb(cs, ret, err); } +static void +common_semi_readc_cb(CPUState *cs, uint64_t ret, int err) +{ + if (!err) { + CPUArchState *env G_GNUC_UNUSED = cs->env_ptr; + uint8_t ch; + + if (get_user_u8(ch, common_semi_stack_bottom(cs) - 1)) { + ret = -1, err = EFAULT; + } else { + ret = ch; + } + } + common_semi_cb(cs, ret, err); +} + #define SHFB_MAGIC_0 0x53 #define SHFB_MAGIC_1 0x48 #define SHFB_MAGIC_2 0x46 @@ -415,15 +431,8 @@ void do_common_semihosting(CPUState *cs) break; case TARGET_SYS_READC: - { - uint8_t ch; - int ret = qemu_semihosting_console_read(cs, &ch, 1); - if (ret == 1) { - common_semi_cb(cs, ch, 0); - } else { - common_semi_cb(cs, -1, EIO); - } - } + semihost_sys_read_gf(cs, common_semi_readc_cb, &console_in_gf, + common_semi_stack_bottom(cs) - 1, 1); break; case TARGET_SYS_ISERROR:
Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- semihosting/arm-compat-semi.c | 27 ++++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-)