hw/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 #if !defined(PPC_405_H)
  26 #define PPC_405_H
  27
  28 #include "ppc4xx.h"
  29
  30 /* Bootinfo as set-up by u-boot */
  31 typedef struct ppc4xx_bd_info_t ppc4xx_bd_info_t;
  32 struct ppc4xx_bd_info_t {
  33     uint32_t bi_memstart;
  34     uint32_t bi_memsize;
  35     uint32_t bi_flashstart;
  36     uint32_t bi_flashsize;
  37     uint32_t bi_flashoffset; /* 0x10 */
  38     uint32_t bi_sramstart;
  39     uint32_t bi_sramsize;
  40     uint32_t bi_bootflags;
  41     uint32_t bi_ipaddr; /* 0x20 */
  42     uint8_t  bi_enetaddr[6];
  43     uint16_t bi_ethspeed;
  44     uint32_t bi_intfreq;
  45     uint32_t bi_busfreq; /* 0x30 */
  46     uint32_t bi_baudrate;
  47     uint8_t  bi_s_version[4];
  48     uint8_t  bi_r_version[32];
  49     uint32_t bi_procfreq;
  50     uint32_t bi_plb_busfreq;
  51     uint32_t bi_pci_busfreq;
  52     uint8_t  bi_pci_enetaddr[6];
  53     uint32_t bi_pci_enetaddr2[6];
  54     uint32_t bi_opbfreq;
  55     uint32_t bi_iic_fast[2];
  56 };
  57
  58 /* PowerPC 405 core */
  59 ram_addr_t ppc405_set_bootinfo (CPUState *env, ppc4xx_bd_info_t *bd,
  60                                 uint32_t flags);
  61
  62 /* PowerPC 4xx peripheral local bus arbitrer */
  63 void ppc4xx_plb_init (CPUState *env);
  64 /* PLB to OPB bridge */
  65 void ppc4xx_pob_init (CPUState *env);
  66 /* OPB arbitrer */
  67 void ppc4xx_opba_init (CPUState *env, ppc4xx_mmio_t *mmio,
  68                        target_phys_addr_t offset);
  69 /* Peripheral controller */
  70 void ppc405_ebc_init (CPUState *env);
  71 /* DMA controller */
  72 void ppc405_dma_init (CPUState *env, qemu_irq irqs[4]);
  73 /* GPIO */
  74 void ppc405_gpio_init (CPUState *env, ppc4xx_mmio_t *mmio,
  75                        target_phys_addr_t offset);
  76 /* Serial ports */
  77 void ppc405_serial_init (CPUState *env, ppc4xx_mmio_t *mmio,
  78                          target_phys_addr_t offset, qemu_irq irq,
  79                          CharDriverState *chr);
  80 /* On Chip Memory */
  81 void ppc405_ocm_init (CPUState *env, unsigned long offset);
  82 /* I2C controller */
  83 void ppc405_i2c_init (CPUState *env, ppc4xx_mmio_t *mmio,
  84                       target_phys_addr_t offset, qemu_irq irq);
  85 /* General purpose timers */
  86 void ppc4xx_gpt_init (CPUState *env, ppc4xx_mmio_t *mmio,
  87                       target_phys_addr_t offset, qemu_irq irq[5]);
  88 /* Memory access layer */
  89 void ppc405_mal_init (CPUState *env, qemu_irq irqs[4]);
  90 /* PowerPC 405 microcontrollers */
  91 CPUState *ppc405cr_init (target_phys_addr_t ram_bases[4],
  92                          target_phys_addr_t ram_sizes[4],
  93                          uint32_t sysclk, qemu_irq **picp,
  94                          ram_addr_t *offsetp, int do_init);
  95 CPUState *ppc405ep_init (target_phys_addr_t ram_bases[2],
  96                          target_phys_addr_t ram_sizes[2],
  97                          uint32_t sysclk, qemu_irq **picp,
  98                          ram_addr_t *offsetp, int do_init);
  99 /* IBM STBxxx microcontrollers */
 100 CPUState *ppc_stb025_init (target_phys_addr_t ram_bases[2],
 101                            target_phys_addr_t ram_sizes[2],
 102                            uint32_t sysclk, qemu_irq **picp,
 103                            ram_addr_t *offsetp);
 104
 105 #endif /* !defined(PPC_405_H) */