diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2013-03-19 13:52:14 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2013-03-25 12:29:40 +0100 |
| commit | 67bdb28718ae6dbdfbfa541161529acfa0f3c137 (patch) | |
| tree | 7d0bcbc52c4efd216f91984dead22c93f866fb25 /arch/arm/include/debug | |
| parent | 630be7ea2f2d0c2ee5662308297b77087da2ace2 (diff) | |
ARM: sirf: move debug-macro.S to include/debug/sirf.S
The new style ll_debug implementation for multiplatform requires the
platform glue to be in include/debug, so let's move it there to
separate the debugging logic from the platform code.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Tested-by: Barry Song <Baohua.Song@csr.com>
Diffstat (limited to 'arch/arm/include/debug')
| -rw-r--r-- | arch/arm/include/debug/sirf.S | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/include/debug/sirf.S b/arch/arm/include/debug/sirf.S new file mode 100644 index 00000000000..dbf250cf18e --- /dev/null +++ b/arch/arm/include/debug/sirf.S @@ -0,0 +1,42 @@ +/* + * arch/arm/mach-prima2/include/mach/debug-macro.S + * + * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company. + * + * Licensed under GPLv2 or later. + */ + +#if defined(CONFIG_DEBUG_SIRFPRIMA2_UART1) +#define SIRFSOC_UART1_PA_BASE 0xb0060000 +#elif defined(CONFIG_DEBUG_SIRFMARCO_UART1) +#define SIRFSOC_UART1_PA_BASE 0xcc060000 +#else +#define SIRFSOC_UART1_PA_BASE 0 +#endif + +#define SIRFSOC_UART1_VA_BASE 0xFEC60000 + +#define SIRFSOC_UART_TXFIFO_STATUS 0x0114 +#define SIRFSOC_UART_TXFIFO_DATA 0x0118 + +#define SIRFSOC_UART1_TXFIFO_FULL (1 << 5) +#define SIRFSOC_UART1_TXFIFO_EMPTY (1 << 6) + + .macro addruart, rp, rv, tmp + ldr \rp, =SIRFSOC_UART1_PA_BASE @ physical + ldr \rv, =SIRFSOC_UART1_VA_BASE @ virtual + .endm + + .macro senduart,rd,rx + str \rd, [\rx, #SIRFSOC_UART_TXFIFO_DATA] + .endm + + .macro busyuart,rd,rx + .endm + + .macro waituart,rd,rx +1001: ldr \rd, [\rx, #SIRFSOC_UART_TXFIFO_STATUS] + tst \rd, #SIRFSOC_UART1_TXFIFO_EMPTY + beq 1001b + .endm + |