hw/ppc/ppc405.h

   1 /*
   2  * QEMU PowerPC 405 shared definitions
   3  *
   4  * Copyright (c) 2007 Jocelyn Mayer
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #ifndef PPC405_H
  26 #define PPC405_H
  27
  28 #include "qom/object.h"
  29 #include "hw/ppc/ppc4xx.h"
  30
  31 #define PPC405EP_SDRAM_BASE 0x00000000
  32 #define PPC405EP_NVRAM_BASE 0xF0000000
  33 #define PPC405EP_FPGA_BASE  0xF0300000
  34 #define PPC405EP_SRAM_BASE  0xFFF00000
  35 #define PPC405EP_SRAM_SIZE  (512 * KiB)
  36 #define PPC405EP_FLASH_BASE 0xFFF80000
  37
  38 /* Bootinfo as set-up by u-boot */
  39 typedef struct ppc4xx_bd_info_t ppc4xx_bd_info_t;
  40 struct ppc4xx_bd_info_t {
  41     uint32_t bi_memstart;
  42     uint32_t bi_memsize;
  43     uint32_t bi_flashstart;
  44     uint32_t bi_flashsize;
  45     uint32_t bi_flashoffset; /* 0x10 */
  46     uint32_t bi_sramstart;
  47     uint32_t bi_sramsize;
  48     uint32_t bi_bootflags;
  49     uint32_t bi_ipaddr; /* 0x20 */
  50     uint8_t  bi_enetaddr[6];
  51     uint16_t bi_ethspeed;
  52     uint32_t bi_intfreq;
  53     uint32_t bi_busfreq; /* 0x30 */
  54     uint32_t bi_baudrate;
  55     uint8_t  bi_s_version[4];
  56     uint8_t  bi_r_version[32];
  57     uint32_t bi_procfreq;
  58     uint32_t bi_plb_busfreq;
  59     uint32_t bi_pci_busfreq;
  60     uint8_t  bi_pci_enetaddr[6];
  61     uint8_t  bi_pci_enetaddr2[6]; /* PPC405EP specific */
  62     uint32_t bi_opbfreq;
  63     uint32_t bi_iic_fast[2];
  64 };
  65
  66 #define TYPE_PPC405_SOC "ppc405-soc"
  67 OBJECT_DECLARE_SIMPLE_TYPE(Ppc405SoCState, PPC405_SOC);
  68
  69 struct Ppc405SoCState {
  70     /* Private */
  71     DeviceState parent_obj;
  72
  73     /* Public */
  74     MemoryRegion ram_banks[2];
  75     hwaddr ram_bases[2], ram_sizes[2];
  76     bool do_dram_init;
  77
  78     MemoryRegion *dram_mr;
  79     hwaddr ram_size;
  80
  81     uint32_t sysclk;
  82     PowerPCCPU *cpu;
  83     DeviceState *uic;
  84 };
  85
  86 /* PowerPC 405 core */
  87 ram_addr_t ppc405_set_bootinfo(CPUPPCState *env, ram_addr_t ram_size);
  88
  89 void ppc4xx_plb_init(CPUPPCState *env);
  90 void ppc405_ebc_init(CPUPPCState *env);
  91
  92 #endif /* PPC405_H */