/* * Copyright (C) 2007 Google, Inc. * Copyright (c) 2011, Code Aurora Forum. All rights reserved. * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * */ #ifndef __ASM_ARCH_MSM_UNCOMPRESS_H #define __ASM_ARCH_MSM_UNCOMPRESS_H #include <asm/barrier.h> #include <asm/processor.h> #include <mach/msm_iomap.h> #define UART_CSR (*(volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x08)) #define UART_TF (*(volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x0c)) #define UART_DM_SR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x08))) #define UART_DM_CR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x10))) #define UART_DM_ISR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x14))) #define UART_DM_NCHAR (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x40))) #define UART_DM_TF (*((volatile uint32_t *)(MSM_DEBUG_UART_PHYS + 0x70))) static void putc(int c) { #if defined(MSM_DEBUG_UART_PHYS) #ifdef CONFIG_MSM_HAS_DEBUG_UART_HS /* * Wait for TX_READY to be set; but skip it if we have a * TX underrun. */ if (!(UART_DM_SR & 0x08)) while (!(UART_DM_ISR & 0x80)) cpu_relax(); UART_DM_CR = 0x300; UART_DM_NCHAR = 0x1; UART_DM_TF = c; #else while (!(UART_CSR & 0x04)) cpu_relax(); UART_TF = c; #endif #endif } static inline void flush(void) { } static inline void arch_decomp_setup(void) { } #endif