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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-08 11:38:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-08 11:38:42 -0700
commit49b75b87ce2dfbd99e59a50c3681b154d07e3a22 (patch)
treef14e1da19a13d87a512f9043c2f37fd75dd122b3 /arch/arm/mach-imx/include/mach/uncompress.h
parentf1c7f79b6ab4f7ada002a0fae47f462ede6b6857 (diff)
parent097d9eb537ff4d88b74c3fe67392e27c478ca3c5 (diff)
Merge branch 'for-linus-merged' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus-merged' of master.kernel.org:/home/rmk/linux-2.6-arm: [ARM] 5177/1: arm/mach-sa1100/Makefile: remove CONFIG_SA1100_USB [ARM] 5166/1: magician: add MAINTAINERS entry [ARM] fix pnx4008 build errors [ARM] Fix SMP booting with non-zero PHYS_OFFSET [ARM] 5185/1: Fix spi num_chipselect for lubbock [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach [ARM] Add support for arch/arm/mach-*/include and arch/arm/plat-*/include [ARM] Remove asm/hardware.h, use asm/arch/hardware.h instead [ARM] Eliminate useless includes of asm/mach-types.h [ARM] Fix circular include dependency with IRQ headers avr32: Use <mach/foo.h> instead of <asm/arch/foo.h> avr32: Introduce arch/avr32/mach-*/include/mach avr32: Move include/asm-avr32 to arch/avr32/include/asm [ARM] sa1100_wdt: use reset_status to remember watchdog reset status [ARM] pxa: introduce reset_status and clear_reset_status for driver's usage [ARM] pxa: introduce reset.h for reset specific header information
Diffstat (limited to 'arch/arm/mach-imx/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-imx/include/mach/uncompress.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/include/mach/uncompress.h b/arch/arm/mach-imx/include/mach/uncompress.h
new file mode 100644
index 000000000000..70523e67a8f6
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/uncompress.h
@@ -0,0 +1,71 @@
+/*
+ * arch/arm/mach-imxads/include/mach/uncompress.h
+ *
+ *
+ *
+ * Copyright (C) 1999 ARM Limited
+ * Copyright (C) Shane Nay (shane@minirl.com)
+ *
+ * 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
+ */
+
+#define UART(x) (*(volatile unsigned long *)(serial_port + (x)))
+
+#define UART1_BASE 0x206000
+#define UART2_BASE 0x207000
+#define USR2 0x98
+#define USR2_TXFE (1<<14)
+#define TXR 0x40
+#define UCR1 0x80
+#define UCR1_UARTEN 1
+
+/*
+ * The following code assumes the serial port has already been
+ * initialized by the bootloader. We search for the first enabled
+ * port in the most probable order. If you didn't setup a port in
+ * your bootloader then nothing will appear (which might be desired).
+ *
+ * This does not append a newline
+ */
+static void putc(int c)
+{
+ unsigned long serial_port;
+
+ do {
+ serial_port = UART1_BASE;
+ if ( UART(UCR1) & UCR1_UARTEN )
+ break;
+ serial_port = UART2_BASE;
+ if ( UART(UCR1) & UCR1_UARTEN )
+ break;
+ return;
+ } while(0);
+
+ while (!(UART(USR2) & USR2_TXFE))
+ barrier();
+
+ UART(TXR) = c;
+}
+
+static inline void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+
+#define arch_decomp_wdog()