| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* arch/arm/mach-s3c2410/include/mach/debug-macro.S |
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| 3 | * |
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| 4 | * Debugging macro include header |
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| 5 | * |
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| 6 | * Copyright (C) 1994-1999 Russell King |
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| 7 | * Copyright (C) 2005 Simtec Electronics |
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| 8 | * |
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| 9 | * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks |
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| 10 | */ |
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| 11 | |
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| 12 | #include <linux/serial_s3c.h> |
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| 13 | |
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| 14 | #define S3C2410_UART1_OFF (0x4000) |
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| 15 | |
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| 16 | .macro addruart, rp, rv, tmp |
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| 17 | ldr \rp, = CONFIG_DEBUG_UART_PHYS |
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| 18 | ldr \rv, = CONFIG_DEBUG_UART_VIRT |
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| 19 | .endm |
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| 20 | |
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| 21 | .macro fifo_full_s3c2410 rd, rx |
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| 22 | ldr \rd, [\rx, # S3C2410_UFSTAT] |
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| 23 | tst \rd, #S3C2410_UFSTAT_TXFULL |
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| 24 | .endm |
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| 25 | |
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| 26 | .macro fifo_level_s3c2410 rd, rx |
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| 27 | ldr \rd, [\rx, # S3C2410_UFSTAT] |
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| 28 | and \rd, \rd, #S3C2410_UFSTAT_TXMASK |
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| 29 | .endm |
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| 30 | |
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| 31 | /* include the reset of the code which will do the work */ |
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| 32 | |
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| 33 | #include <debug/samsung.S> |
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| 34 | |
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