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| author | Ben Dooks <ben.dooks@codethink.co.uk> | 2016-06-21 11:20:22 +0100 |
|---|---|---|
| committer | Krzysztof Kozlowski <k.kozlowski@samsung.com> | 2016-06-21 13:08:09 +0200 |
| commit | 4fdfa8623d0a3aca30da57980b14d1686c48c2d5 (patch) | |
| tree | 05817271accbe28f99eaec62dfcf159bee5ae635 /arch/arm/include/debug/samsung.S | |
| parent | da81593a5a0d93fcca45baa15d0628ba8405695b (diff) | |
| download | blackbird-obmc-linux-4fdfa8623d0a3aca30da57980b14d1686c48c2d5.tar.gz blackbird-obmc-linux-4fdfa8623d0a3aca30da57980b14d1686c48c2d5.zip | |
ARM: EXYNOS: Fixup debug macros for big-endian
The exynos low-level debug macros need to be fixed if the system is being
built big endian. Add the necessary endian swaps for accessing the registers
to get output working again
Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Diffstat (limited to 'arch/arm/include/debug/samsung.S')
| -rw-r--r-- | arch/arm/include/debug/samsung.S | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/include/debug/samsung.S b/arch/arm/include/debug/samsung.S index 8d8d922e5e44..f4eeed2a1981 100644 --- a/arch/arm/include/debug/samsung.S +++ b/arch/arm/include/debug/samsung.S @@ -15,11 +15,13 @@ .macro fifo_level_s5pv210 rd, rx ldr \rd, [\rx, # S3C2410_UFSTAT] +ARM_BE8(rev \rd, \rd) and \rd, \rd, #S5PV210_UFSTAT_TXMASK .endm .macro fifo_full_s5pv210 rd, rx ldr \rd, [\rx, # S3C2410_UFSTAT] +ARM_BE8(rev \rd, \rd) tst \rd, #S5PV210_UFSTAT_TXFULL .endm @@ -28,6 +30,7 @@ .macro fifo_level_s3c2440 rd, rx ldr \rd, [\rx, # S3C2410_UFSTAT] +ARM_BE8(rev \rd, \rd) and \rd, \rd, #S3C2440_UFSTAT_TXMASK .endm @@ -37,6 +40,7 @@ .macro fifo_full_s3c2440 rd, rx ldr \rd, [\rx, # S3C2410_UFSTAT] +ARM_BE8(rev \rd, \rd) tst \rd, #S3C2440_UFSTAT_TXFULL .endm @@ -50,6 +54,7 @@ .macro busyuart, rd, rx ldr \rd, [\rx, # S3C2410_UFCON] +ARM_BE8(rev \rd, \rd) tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled? beq 1001f @ @ FIFO enabled... @@ -61,6 +66,7 @@ 1001: @ busy waiting for non fifo ldr \rd, [\rx, # S3C2410_UTRSTAT] +ARM_BE8(rev \rd, \rd) tst \rd, #S3C2410_UTRSTAT_TXFE beq 1001b @@ -69,6 +75,7 @@ .macro waituart,rd,rx ldr \rd, [\rx, # S3C2410_UFCON] +ARM_BE8(rev \rd, \rd) tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled? beq 1001f @ @ FIFO enabled... @@ -80,6 +87,7 @@ 1001: @ idle waiting for non fifo ldr \rd, [\rx, # S3C2410_UTRSTAT] +ARM_BE8(rev \rd, \rd) tst \rd, #S3C2410_UTRSTAT_TXFE beq 1001b |
