[v2] Unaligned access for user-only

[PATCH v2 33/55] target/hexagon: Implement cpu_mmu_index

Richard Henderson posted 55 patches 4 years, 6 months ago

Diff against v3
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Maintainers: Cornelia Huck <cohuck@redhat.com>, Greg Kurz <groug@kaod.org>, Bin Meng <bin.meng@windriver.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Paolo Bonzini <pbonzini@redhat.com>, Alistair Francis <alistair.francis@wdc.com>, Eduardo Habkost <ehabkost@redhat.com>, Marek Vasut <marex@denx.de>, Richard Henderson <richard.henderson@linaro.org>, Riku Voipio <riku.voipio@iki.fi>, "Alex Bennée" <alex.bennee@linaro.org>, Thomas Huth <thuth@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Alexandre Iooss <erdnaxe@crans.org>, Stefan Hajnoczi <stefanha@redhat.com>, Jiaxun Yang <jiaxun.yang@flygoat.com>, David Hildenbrand <david@redhat.com>, Palmer Dabbelt <palmer@dabbelt.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, David Gibson <david@gibson.dropbear.id.au>, Aurelien Jarno <aurelien@aurel32.net>, Chris Wulff <crwulff@gmail.com>, Laurent Vivier <laurent@vivier.eu>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, "Philippe Mathieu-Daudé" <f4bug@amsat.org>, Yoshinori Sato <ysato@users.sourceforge.jp>, Max Filippov <jcmvbkbc@gmail.com>, Mahmoud Mandour <ma.mandourr@gmail.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>

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[PATCH v2 33/55] target/hexagon: Implement cpu_mmu_index

Posted by Richard Henderson 4 years, 6 months ago

The function is trivial for user-only, but still must be present.

Reviewed-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/hexagon/cpu.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/target/hexagon/cpu.h b/target/hexagon/cpu.h
index 2855dd3881..bde538fd5c 100644
--- a/target/hexagon/cpu.h
+++ b/target/hexagon/cpu.h
@@ -144,6 +144,15 @@ static inline void cpu_get_tb_cpu_state(CPUHexagonState *env, target_ulong *pc,
 #endif
 }
 
+static inline int cpu_mmu_index(CPUHexagonState *env, bool ifetch)
+{
+#ifdef CONFIG_USER_ONLY
+    return MMU_USER_IDX;
+#else
+#error System mode not supported on Hexagon yet
+#endif
+}
+
 typedef struct CPUHexagonState CPUArchState;
 typedef HexagonCPU ArchCPU;
 
-- 
2.25.1