[v1] Misc HW patches for 2025-09-02

[PULL 17/39] linux-user/mips: Select M14Kc CPU to run microMIPS binaries

Philippe Mathieu-Daudé posted 39 patches 3 weeks, 5 days ago

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Maintainers: "Philippe Mathieu-Daudé" <philmd@linaro.org>, Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>, Thomas Huth <thuth@redhat.com>, Markus Armbruster <armbru@redhat.com>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Peter Maydell <peter.maydell@linaro.org>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, "Michael S. Tsirkin" <mst@redhat.com>, Alistair Francis <alistair@alistair23.me>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Glenn Miles <milesg@linux.ibm.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Eduardo Habkost <eduardo@habkost.net>, John Snow <jsnow@redhat.com>, Huacai Chen <chenhuacai@kernel.org>, Aurelien Jarno <aurelien@aurel32.net>, Francisco Iglesias <francisco.iglesias@amd.com>, Jason Wang <jasowang@redhat.com>, Dmitry Fleytman <dmitry.fleytman@gmail.com>, Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>, Nicholas Piggin <npiggin@gmail.com>, Aditya Gupta <adityag@linux.ibm.com>, Fam Zheng <fam@euphon.net>, Bin Meng <bmeng.cn@gmail.com>, Laurent Vivier <laurent@vivier.eu>, Peter Xu <peterx@redhat.com>, Fabiano Rosas <farosas@suse.de>, Alex Williamson <alex.williamson@redhat.com>, "Cédric Le Goater" <clg@redhat.com>, Pierrick Bouvier <pierrick.bouvier@linaro.org>, Aleksandar Rikalo <arikalo@gmail.com>, Chinmay Rath <rathc@linux.ibm.com>, Harsh Prateek Bora <harshpb@linux.ibm.com>

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[PULL 17/39] linux-user/mips: Select M14Kc CPU to run microMIPS binaries

Posted by Philippe Mathieu-Daudé 3 weeks, 5 days ago

The M14Kc is our latest CPU supporting the microMIPS ASE.

Note, currently QEMU doesn't have 64-bit CPU supporting microMIPS ASE.

Cc: qemu-stable@nongnu.org
Fixes: 3c824109da0 ("target-mips: microMIPS ASE support")
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/3054
Reported-by: Justin Applegate <justink.applegate@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250814070650.78657-4-philmd@linaro.org>
---
 linux-user/mips/elfload.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/linux-user/mips/elfload.c b/linux-user/mips/elfload.c
index 6f1880befcf..cc5bbf05ab2 100644
--- a/linux-user/mips/elfload.c
+++ b/linux-user/mips/elfload.c
@@ -37,6 +37,9 @@ const char *get_elf_cpu_model(uint32_t eflags)
     if ((eflags & EF_MIPS_ARCH) == EF_MIPS_ARCH_32R6) {
         return "mips32r6-generic";
     }
+    if ((eflags & EF_MIPS_ARCH_ASE) == EF_MIPS_ARCH_ASE_MICROMIPS) {
+        return "M14Kc";
+    }
     if ((eflags & EF_MIPS_ARCH_ASE) == EF_MIPS_ARCH_ASE_M16) {
         return "74Kf";
     }
-- 
2.51.0