Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 51 insertions, 0 deletions

diff --git a/arch/sparc/include/asm/machines.h b/arch/sparc/include/asm/machines.h
new file mode 100644
index 000000000..9f78f70c6
--- /dev/null
+++ b/arch/sparc/include/asm/machines.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * machines.h:  Defines for taking apart the machine type value in the
+ *              idprom and determining the kind of machine we are on.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ */
+#ifndef _SPARC_MACHINES_H
+#define _SPARC_MACHINES_H
+
+struct Sun_Machine_Models {
+	char *name;
+	unsigned char id_machtype;
+};
+
+/* The machine type in the idprom area looks like this:
+ *
+ * ---------------
+ * | ARCH | MACH |
+ * ---------------
+ *  7    4 3    0
+ *
+ * The ARCH field determines the architecture line (sun4m, etc).
+ * The MACH field determines the machine make within that architecture.
+ */
+
+#define SM_ARCH_MASK  0xf0
+#define  M_LEON       0x30
+#define SM_SUN4M      0x70
+#define SM_SUN4M_OBP  0x80
+
+#define SM_TYP_MASK   0x0f
+
+/* Leon machines */
+#define M_LEON3_SOC   0x02    /* Leon3 SoC */
+
+/* Sun4m machines, these predate the OpenBoot.  These values only mean
+ * something if the value in the ARCH field is SM_SUN4M, if it is
+ * SM_SUN4M_OBP then you have the following situation:
+ * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
+ * 2) You have to consult OpenBoot to determine which machine this is.
+ */
+#define SM_4M_SS60    0x01    /* Sun4m SparcSystem 600                  */
+#define SM_4M_SS50    0x02    /* Sun4m SparcStation 10                  */
+#define SM_4M_SS40    0x03    /* Sun4m SparcStation 5                   */
+
+/* Sun4d machines -- N/A */
+/* Sun4e machines -- N/A */
+/* Sun4u machines -- N/A */
+
+#endif /* !(_SPARC_MACHINES_H) */