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/* * 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