diff options
Diffstat (limited to 'include/asm-arm/arch-at91rm9200/uncompress.h')
-rw-r--r-- | include/asm-arm/arch-at91rm9200/uncompress.h | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/include/asm-arm/arch-at91rm9200/uncompress.h b/include/asm-arm/arch-at91rm9200/uncompress.h index b30dd5520713..7b38497c24b5 100644 --- a/include/asm-arm/arch-at91rm9200/uncompress.h +++ b/include/asm-arm/arch-at91rm9200/uncompress.h | |||
@@ -31,21 +31,22 @@ | |||
31 | * | 31 | * |
32 | * This does not append a newline | 32 | * This does not append a newline |
33 | */ | 33 | */ |
34 | static void putstr(const char *s) | 34 | static void putc(int c) |
35 | { | ||
36 | void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */ | ||
37 | |||
38 | while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) | ||
39 | barrier(); | ||
40 | __raw_writel(c, sys + AT91_DBGU_THR); | ||
41 | } | ||
42 | |||
43 | static inline void flush(void) | ||
35 | { | 44 | { |
36 | void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */ | 45 | void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */ |
37 | 46 | ||
38 | while (*s) { | ||
39 | while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) { barrier(); } | ||
40 | __raw_writel(*s, sys + AT91_DBGU_THR); | ||
41 | if (*s == '\n') { | ||
42 | while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) { barrier(); } | ||
43 | __raw_writel('\r', sys + AT91_DBGU_THR); | ||
44 | } | ||
45 | s++; | ||
46 | } | ||
47 | /* wait for transmission to complete */ | 47 | /* wait for transmission to complete */ |
48 | while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXEMPTY)) { barrier(); } | 48 | while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXEMPTY)) |
49 | barrier(); | ||
49 | } | 50 | } |
50 | 51 | ||
51 | #define arch_decomp_setup() | 52 | #define arch_decomp_setup() |