| /* | |
| * 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. | |
| */ | |
| #define SIRF_LLUART_TXFIFO_STATUS 0x0114 | |
| #define SIRF_LLUART_TXFIFO_DATA 0x0118 | |
| #define SIRF_LLUART_TXFIFO_FULL (1 << 5) | |
| #ifdef CONFIG_DEBUG_SIRFATLAS7_UART0 | |
| #define SIRF_LLUART_TXFIFO_EMPTY (1 << 8) | |
| #else | |
| #define SIRF_LLUART_TXFIFO_EMPTY (1 << 6) | |
| #endif | |
| .macro addruart, rp, rv, tmp | |
| ldr \rp, =CONFIG_DEBUG_UART_PHYS @ physical | |
| ldr \rv, =CONFIG_DEBUG_UART_VIRT @ virtual | |
| .endm | |
| .macro senduart,rd,rx | |
| str \rd, [\rx, #SIRF_LLUART_TXFIFO_DATA] | |
| .endm | |
| .macro busyuart,rd,rx | |
| .endm | |
| .macro waituart,rd,rx | |
| 1001: ldr \rd, [\rx, #SIRF_LLUART_TXFIFO_STATUS] | |
| tst \rd, #SIRF_LLUART_TXFIFO_EMPTY | |
| beq 1001b | |
| .endm | |