/* SPDX-License-Identifier: GPL-2.0-only */ /* arch/arm/mach-realview/include/mach/debug-macro.S * * Debugging macro include header * * Copyright (C) 1994-1999 Russell King * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks */ #define DEBUG_LL_PHYS_BASE 0x10000000 #define DEBUG_LL_UART_OFFSET 0x00009000 #define DEBUG_LL_PHYS_BASE_RS1 0x1c000000 #define DEBUG_LL_UART_OFFSET_RS1 0x00090000 #define DEBUG_LL_UART_PHYS_CRX 0xb0090000 #define DEBUG_LL_VIRT_BASE 0xf8000000 #if defined([31mCONFIG_DEBUG_VEXPRESS_UART0_DETECT[0m) .macro addruart,rp,rv,tmp .arch armv7-a @ Make an educated guess regarding the memory map: @ - the original A9 core tile (based on ARM Cortex-A9 r0p1) @ should use UART at 0x10009000 @ - all other (RS1 complaint) tiles use UART mapped @ at 0x1c090000 mrc p15, 0, \rp, c0, c0, 0 movw \rv, #0xc091 movt \rv, #0x410f cmp \rp, \rv @ Original memory map moveq \rp, #DEBUG_LL_UART_OFFSET orreq \rv, \rp, #DEBUG_LL_VIRT_BASE orreq \rp, \rp, #DEBUG_LL_PHYS_BASE @ RS1 memory map movne \rp, #DEBUG_LL_UART_OFFSET_RS1 orrne \rv, \rp, #DEBUG_LL_VIRT_BASE orrne \rp, \rp, #DEBUG_LL_PHYS_BASE_RS1 .endm #include <debug/pl01x.S> #endif |