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Diffstat (limited to 'arch/arm/mach-realview/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-realview/include/mach/uncompress.h72
1 files changed, 72 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/include/mach/uncompress.h b/arch/arm/mach-realview/include/mach/uncompress.h
new file mode 100644
index 00000000000..79f50f218e7
--- /dev/null
+++ b/arch/arm/mach-realview/include/mach/uncompress.h
@@ -0,0 +1,72 @@
+/*
+ * 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>
+
+#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
+ 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()
+#define arch_decomp_wdog()