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Annotation of qemu/hw/shix.c, revision 1.1.1.4

1.1       root        1: /*
                      2:  * SHIX 2.0 board description
1.1.1.2   root        3:  *
1.1       root        4:  * Copyright (c) 2005 Samuel Tardieu
1.1.1.2   root        5:  *
1.1       root        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:  */
1.1.1.2   root       24: /*
1.1       root       25:    Shix 2.0 board by Alexis Polti, described at
                     26:    http://perso.enst.fr/~polti/realisations/shix20/
                     27: 
                     28:    More information in target-sh4/README.sh4
                     29: */
1.1.1.2   root       30: #include "hw.h"
1.1.1.4 ! root       31: #include "pc.h"
1.1.1.2   root       32: #include "sh.h"
                     33: #include "sysemu.h"
                     34: #include "boards.h"
1.1       root       35: 
                     36: #define BIOS_FILENAME "shix_bios.bin"
                     37: #define BIOS_ADDRESS 0xA0000000
                     38: 
1.1.1.4 ! root       39: void irq_info(Monitor *mon)
1.1       root       40: {
                     41:     /* XXXXX */
                     42: }
                     43: 
1.1.1.4 ! root       44: void pic_info(Monitor *mon)
1.1       root       45: {
                     46:     /* XXXXX */
                     47: }
                     48: 
1.1.1.4 ! root       49: static void shix_init(ram_addr_t ram_size,
1.1.1.3   root       50:                const char *boot_device,
1.1       root       51:               const char *kernel_filename, const char *kernel_cmdline,
1.1.1.2   root       52:               const char *initrd_filename, const char *cpu_model)
1.1       root       53: {
                     54:     int ret;
                     55:     CPUState *env;
                     56:     struct SH7750State *s;
1.1.1.2   root       57:     
                     58:     if (!cpu_model)
                     59:         cpu_model = "any";
1.1       root       60: 
                     61:     printf("Initializing CPU\n");
1.1.1.2   root       62:     env = cpu_init(cpu_model);
1.1       root       63: 
                     64:     /* Allocate memory space */
                     65:     printf("Allocating ROM\n");
                     66:     cpu_register_physical_memory(0x00000000, 0x00004000, IO_MEM_ROM);
                     67:     printf("Allocating SDRAM 1\n");
                     68:     cpu_register_physical_memory(0x08000000, 0x01000000, 0x00004000);
                     69:     printf("Allocating SDRAM 2\n");
                     70:     cpu_register_physical_memory(0x0c000000, 0x01000000, 0x01004000);
                     71: 
                     72:     /* Load BIOS in 0 (and access it through P2, 0xA0000000) */
1.1.1.2   root       73:     if (bios_name == NULL)
                     74:         bios_name = BIOS_FILENAME;
                     75:     printf("%s: load BIOS '%s'\n", __func__, bios_name);
1.1.1.4 ! root       76:     ret = load_image_targphys(bios_name, 0, 0x4000);
1.1       root       77:     if (ret < 0) {             /* Check bios size */
                     78:        fprintf(stderr, "ret=%d\n", ret);
                     79:        fprintf(stderr, "qemu: could not load SHIX bios '%s'\n",
1.1.1.2   root       80:                bios_name);
1.1       root       81:        exit(1);
                     82:     }
                     83: 
                     84:     /* Register peripherals */
                     85:     s = sh7750_init(env);
                     86:     /* XXXXX Check success */
                     87:     tc58128_init(s, "shix_linux_nand.bin", NULL);
                     88:     fprintf(stderr, "initialization terminated\n");
                     89: }
                     90: 
1.1.1.4 ! root       91: static QEMUMachine shix_machine = {
1.1.1.3   root       92:     .name = "shix",
                     93:     .desc = "shix card",
                     94:     .init = shix_init,
1.1.1.4 ! root       95:     .is_default = 1,
1.1       root       96: };
1.1.1.4 ! root       97: 
        !            98: static void shix_machine_init(void)
        !            99: {
        !           100:     qemu_register_machine(&shix_machine);
        !           101: }
        !           102: 
        !           103: machine_init(shix_machine_init);

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