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authorDapeng Mi <dapeng1.mi@linux.intel.com>2026-09-17 09:52:33 +0800
committerIngo Molnar <mingo@kernel.org>2026-09-22 11:37:46 +0200
commit0102c8c7fdfc4bd700971daff2b94470f4eafae4 (patch)
tree531306c2299f9a269f0a986e29f17ba972180104 /arch/powerpc/boot/mvme7100.c
downloadlinux-stable-0102c8c7fdfc4bd700971daff2b94470f4eafae4.tar.gz
linux-stable-0102c8c7fdfc4bd700971daff2b94470f4eafae4.zip
perf/x86/intel: Rename DMR offcore_rsp attribute to offmodule_rspgrafted
DMR introduces Offmodule Response events in place of the legacy Offcore Response events, but it still exposes the inherited offcore_rsp PMU attribute for programming the corresponding MSR data. Rename the DMR PMU attribute to offmodule_rsp so the sysfs interface matches the underlying event name and avoids user & tooling confusion. Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://patch.msgid.link/20260917015234.981153-12-dapeng1.mi@linux.intel.com
Diffstat (limited to 'arch/powerpc/boot/mvme7100.c')
-rw-r--r--arch/powerpc/boot/mvme7100.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/powerpc/boot/mvme7100.c b/arch/powerpc/boot/mvme7100.c
new file mode 100644
index 000000000..1e218454a
--- /dev/null
+++ b/arch/powerpc/boot/mvme7100.c
@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Motload compatibility for the Emerson/Artesyn MVME7100
+ *
+ * Copyright 2016 Elettra-Sincrotrone Trieste S.C.p.A.
+ *
+ * Author: Alessio Igor Bogani <alessio.bogani@elettra.eu>
+ */
+
+#include "ops.h"
+#include "stdio.h"
+#include "cuboot.h"
+
+#define TARGET_86xx
+#define TARGET_HAS_ETH1
+#define TARGET_HAS_ETH2
+#define TARGET_HAS_ETH3
+#include "ppcboot.h"
+
+static bd_t bd;
+
+BSS_STACK(16384);
+
+static void mvme7100_fixups(void)
+{
+ void *devp;
+ unsigned long busfreq = bd.bi_busfreq * 1000000;
+
+ dt_fixup_cpu_clocks(bd.bi_intfreq * 1000000, busfreq / 4, busfreq);
+
+ devp = finddevice("/soc@f1000000");
+ if (devp)
+ setprop(devp, "bus-frequency", &busfreq, sizeof(busfreq));
+
+ devp = finddevice("/soc/serial@4500");
+ if (devp)
+ setprop(devp, "clock-frequency", &busfreq, sizeof(busfreq));
+
+ dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
+
+ dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
+ dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
+ dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
+ dt_fixup_mac_address_by_alias("ethernet3", bd.bi_enet3addr);
+}
+
+void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7)
+{
+ CUBOOT_INIT();
+ fdt_init(_dtb_start);
+ serial_console_init();
+ platform_ops.fixups = mvme7100_fixups;
+}