/* * This file is part of the coreboot project. * * Copyright (C) 2007-2009 coresystems GmbH * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. * Copyright 2013 Google Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * 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. */ #include <console/console.h> #include <device/device.h> #include <symbols.h> #include <soc/ipq_uart.h> typedef struct { uint8_t hlos1[112 * MiB], /* <-- 0x80000000 */ appsbl[4 * MiB], /* <-- 0x87000000 */ sbl[1 * MiB], /* <-- 0x87400000 */ rsvd[11 * MiB], /* <-- 0x87500000 */ hlos2[128 * MiB]; /* <-- 0x88000000 */ } ipq_mem_map_t; #define LINUX_REGION1_START ((uintptr_t)(ipq_mem_map->hlos1)) #define LINUX_REGION1_START_KB (LINUX_REGION1_START / KiB) #define LINUX_REGION1_SIZE (sizeof(ipq_mem_map->hlos1) + \ sizeof(ipq_mem_map->appsbl) + \ sizeof(ipq_mem_map->sbl)) #define LINUX_REGION1_SIZE_KB (LINUX_REGION1_SIZE / KiB) #define RESERVED_START ((uintptr_t)(ipq_mem_map->rsvd)) #define RESERVED_START_KB (RESERVED_START / KiB) #define RESERVED_SIZE (sizeof(ipq_mem_map->rsvd)) #define RESERVED_SIZE_KB (RESERVED_SIZE / KiB) /* xxx_SIZE defines not needed since it goes till end of memory */ #define LINUX_REGION2_START ((uintptr_t)(ipq_mem_map->hlos2)) #define LINUX_REGION2_START_KB (LINUX_REGION2_START / KiB) static void soc_read_resources(device_t dev) { ipq_mem_map_t *ipq_mem_map = ((ipq_mem_map_t *)_dram); ram_resource(dev, 0, LINUX_REGION1_START_KB, LINUX_REGION1_SIZE_KB); reserved_ram_resource(dev, 1, RESERVED_START_KB, RESERVED_SIZE_KB); /* 0x88000000 to end, is the second region for Linux */ ram_resource(dev, 2, LINUX_REGION2_START_KB, (CONFIG_DRAM_SIZE_MB * KiB) - LINUX_REGION1_SIZE_KB - RESERVED_SIZE_KB); } static void soc_init(device_t dev) { /* * Do this in case console is not enabled: kernel's earlyprintk() * should work no matter what the firmware console configuration is. */ ipq40xx_uart_init(); printk(BIOS_INFO, "CPU: QCA 40xx\n"); } static struct device_operations soc_ops = { .read_resources = soc_read_resources, .init = soc_init, }; static void enable_soc_dev(device_t dev) { dev->ops = &soc_ops; } struct chip_operations soc_qualcomm_ipq40xx_ops = { CHIP_NAME("SOC QCA 40xx") .enable_dev = enable_soc_dev, };