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| Filename | /usr/src/linux-headers-3.13.0-24/arch/arm/include/debug/vt8500.S |
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| Create time | 27-Apr-2025 09:50 |
| Last modified | 20-Jan-2014 10:40 |
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/*
* Debugging macro include header
*
* Copyright (C) 2010 Alexey Charkov <[email protected]>
* Moved from arch/arm/mach-vt8500/include/mach/debug-macro.S
* Minor changes for readability.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#define DEBUG_LL_PHYS_BASE 0xD8000000
#define DEBUG_LL_VIRT_BASE 0xF8000000
#define DEBUG_LL_UART_OFFSET 0x00200000
#if defined(CONFIG_DEBUG_VT8500_UART0)
.macro addruart, rp, rv, tmp
mov \rp, #DEBUG_LL_UART_OFFSET
orr \rv, \rp, #DEBUG_LL_VIRT_BASE
orr \rp, \rp, #DEBUG_LL_PHYS_BASE
.endm
.macro senduart,rd,rx
strb \rd, [\rx, #0]
.endm
.macro busyuart,rd,rx
1001: ldr \rd, [\rx, #0x1c]
ands \rd, \rd, #0x2
bne 1001b
.endm
.macro waituart,rd,rx
.endm
#endif
* Debugging macro include header
*
* Copyright (C) 2010 Alexey Charkov <[email protected]>
* Moved from arch/arm/mach-vt8500/include/mach/debug-macro.S
* Minor changes for readability.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#define DEBUG_LL_PHYS_BASE 0xD8000000
#define DEBUG_LL_VIRT_BASE 0xF8000000
#define DEBUG_LL_UART_OFFSET 0x00200000
#if defined(CONFIG_DEBUG_VT8500_UART0)
.macro addruart, rp, rv, tmp
mov \rp, #DEBUG_LL_UART_OFFSET
orr \rv, \rp, #DEBUG_LL_VIRT_BASE
orr \rp, \rp, #DEBUG_LL_PHYS_BASE
.endm
.macro senduart,rd,rx
strb \rd, [\rx, #0]
.endm
.macro busyuart,rd,rx
1001: ldr \rd, [\rx, #0x1c]
ands \rd, \rd, #0x2
bne 1001b
.endm
.macro waituart,rd,rx
.endm
#endif