diff options
Diffstat (limited to 'arch/arm/boot/compressed/misc.c')
| -rw-r--r-- | arch/arm/boot/compressed/misc.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c index 7e0fe4d42c7b..56a0d116d271 100644 --- a/arch/arm/boot/compressed/misc.c +++ b/arch/arm/boot/compressed/misc.c | |||
| @@ -53,6 +53,18 @@ static void icedcc_putc(int ch) | |||
| 53 | 53 | ||
| 54 | asm("mcr p14, 0, %0, c0, c5, 0" : : "r" (ch)); | 54 | asm("mcr p14, 0, %0, c0, c5, 0" : : "r" (ch)); |
| 55 | } | 55 | } |
| 56 | |||
| 57 | #elif defined(CONFIG_CPU_V7) | ||
| 58 | |||
| 59 | static void icedcc_putc(int ch) | ||
| 60 | { | ||
| 61 | asm( | ||
| 62 | "wait: mrc p14, 0, pc, c0, c1, 0 \n\ | ||
| 63 | bcs wait \n\ | ||
| 64 | mcr p14, 0, %0, c0, c5, 0 " | ||
| 65 | : : "r" (ch)); | ||
| 66 | } | ||
| 67 | |||
| 56 | #elif defined(CONFIG_CPU_XSCALE) | 68 | #elif defined(CONFIG_CPU_XSCALE) |
| 57 | 69 | ||
| 58 | static void icedcc_putc(int ch) | 70 | static void icedcc_putc(int ch) |
| @@ -88,7 +100,6 @@ static void icedcc_putc(int ch) | |||
| 88 | #endif | 100 | #endif |
| 89 | 101 | ||
| 90 | #define putc(ch) icedcc_putc(ch) | 102 | #define putc(ch) icedcc_putc(ch) |
| 91 | #define flush() do { } while (0) | ||
| 92 | #endif | 103 | #endif |
| 93 | 104 | ||
| 94 | static void putstr(const char *ptr) | 105 | static void putstr(const char *ptr) |
