diff options
Diffstat (limited to 'arch/arm/boot')
-rw-r--r-- | arch/arm/boot/Makefile | 5 | ||||
-rw-r--r-- | arch/arm/boot/bootp/Makefile | 5 | ||||
-rw-r--r-- | arch/arm/boot/compressed/Makefile | 4 | ||||
-rw-r--r-- | arch/arm/boot/compressed/ice-dcc.S | 17 | ||||
-rw-r--r-- | arch/arm/boot/compressed/misc.c | 41 |
5 files changed, 39 insertions, 33 deletions
diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index a174d63395ea..ec9c400c7f82 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -1,6 +1,9 @@ # # arch/arm/boot/Makefile # +# This file is included by the global makefile so that you can add your own +# architecture-specific flags and dependencies. +# # This file is subject to the terms and conditions of the GNU General Public # License. See the file "COPYING" in the main directory of this archive # for more details. @@ -73,7 +76,7 @@ $(obj)/bootpImage: $(obj)/bootp/bootp FORCE $(call if_changed,objcopy) @echo ' Kernel: $@ is ready' -.PHONY: initrd FORCE +PHONY += initrd FORCE initrd: @test "$(INITRD_PHYS)" != "" || \ (echo This machine does not support INITRD; exit -1) diff --git a/arch/arm/boot/bootp/Makefile b/arch/arm/boot/bootp/Makefile index 8e8879b6b3d7..c394e305447c 100644 --- a/arch/arm/boot/bootp/Makefile +++ b/arch/arm/boot/bootp/Makefile @@ -1,6 +1,9 @@ # # linux/arch/arm/boot/bootp/Makefile # +# This file is included by the global makefile so that you can add your own +# architecture-specific flags and dependencies. +# LDFLAGS_bootp :=-p --no-undefined -X \ --defsym initrd_phys=$(INITRD_PHYS) \ @@ -21,4 +24,4 @@ $(obj)/kernel.o: arch/arm/boot/zImage FORCE $(obj)/initrd.o: $(INITRD) FORCE -.PHONY: $(INITRD) FORCE +PHONY += $(INITRD) FORCE diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 35ffe0f4ece7..2adc1527e0eb 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -50,10 +50,6 @@ ifeq ($(CONFIG_ARCH_AT91RM9200),y) OBJS += head-at91rm9200.o endif -ifeq ($(CONFIG_DEBUG_ICEDCC),y) -OBJS += ice-dcc.o -endif - ifeq ($(CONFIG_CPU_BIG_ENDIAN),y) OBJS += big-endian.o endif diff --git a/arch/arm/boot/compressed/ice-dcc.S b/arch/arm/boot/compressed/ice-dcc.S deleted file mode 100644 index 104377a199bb..000000000000 --- a/arch/arm/boot/compressed/ice-dcc.S +++ /dev/null @@ -1,17 +0,0 @@ - - - .text - - .global icedcc_putc - -icedcc_putc: - mov r2, #0x4000000 -1: - subs r2, r2, #1 - movlt pc, r14 - mrc p14, 0, r1, c0, c0, 0 - tst r1, #2 - bne 1b - - mcr p14, 0, r0, c1, c0, 0 - mov pc, r14 diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c index 5ab94584baee..0af3772efcb7 100644 --- a/arch/arm/boot/compressed/misc.c +++ b/arch/arm/boot/compressed/misc.c @@ -20,24 +20,45 @@ unsigned int __machine_arch_type; #include <linux/string.h> -#include <asm/arch/uncompress.h> - #ifdef STANDALONE_DEBUG #define putstr printf -#endif +#else + +static void putstr(const char *ptr); + +#include <linux/compiler.h> +#include <asm/arch/uncompress.h> #ifdef CONFIG_DEBUG_ICEDCC -#define putstr icedcc_putstr -#define putc icedcc_putc +static void icedcc_putc(int ch) +{ + int status, i = 0x4000000; -extern void icedcc_putc(int ch); + do { + if (--i < 0) + return; -static void -icedcc_putstr(const char *ptr) + asm("mrc p14, 0, %0, c0, c0, 0" : "=r" (status)); + } while (status & 2); + + asm("mcr p15, 0, %0, c1, c0, 0" : : "r" (ch)); +} + +#define putc(ch) icedcc_putc(ch) +#define flush() do { } while (0) +#endif + +static void putstr(const char *ptr) { - for (; *ptr != '\0'; ptr++) { - icedcc_putc(*ptr); + char c; + + while ((c = *ptr++) != '\0') { + if (c == '\n') + putc('\r'); + putc(c); } + + flush(); } #endif |