Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mach-realview / include / mach / uncompress.h

diff --git a/kernel/arch/arm/mach-realview/include/mach/uncompress.h b/kernel/arch/arm/mach-realview/include/mach/uncompress.h
new file mode 100644 (file)
index 0000000..cfa30d2
--- /dev/null
+++ b/kernel/arch/arm/mach-realview/include/mach/uncompress.h
@@ -0,0 +1,77 @@
+/*
+ *  arch/arm/mach-realview/include/mach/uncompress.h
+ *
+ *  Copyright (C) 2003 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+
+#include <mach/board-eb.h>
+#include <mach/board-pb11mp.h>
+#include <mach/board-pb1176.h>
+#include <mach/board-pba8.h>
+#include <mach/board-pbx.h>
+
+#define AMBA_UART_DR(base)     (*(volatile unsigned char *)((base) + 0x00))
+#define AMBA_UART_LCRH(base)   (*(volatile unsigned char *)((base) + 0x2c))
+#define AMBA_UART_CR(base)     (*(volatile unsigned char *)((base) + 0x30))
+#define AMBA_UART_FR(base)     (*(volatile unsigned char *)((base) + 0x18))
+
+/*
+ * Return the UART base address
+ */
+static inline unsigned long get_uart_base(void)
+{
+       if (machine_is_realview_eb())
+               return REALVIEW_EB_UART0_BASE;
+       else if (machine_is_realview_pb11mp())
+               return REALVIEW_PB11MP_UART0_BASE;
+       else if (machine_is_realview_pb1176())
+               return REALVIEW_PB1176_UART0_BASE;
+       else if (machine_is_realview_pba8())
+               return REALVIEW_PBA8_UART0_BASE;
+       else if (machine_is_realview_pbx())
+               return REALVIEW_PBX_UART0_BASE;
+       else
+               return 0;
+}
+
+/*
+ * This does not append a newline
+ */
+static inline void putc(int c)
+{
+       unsigned long base = get_uart_base();
+
+       while (AMBA_UART_FR(base) & (1 << 5))
+               barrier();
+
+       AMBA_UART_DR(base) = c;
+}
+
+static inline void flush(void)
+{
+       unsigned long base = get_uart_base();
+
+       while (AMBA_UART_FR(base) & (1 << 3))
+               barrier();
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()