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Annotation of qemu/hw/shix.c, revision 1.1.1.5

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"
1.1.1.5 ! root       35: #include "loader.h"
1.1       root       36: 
                     37: #define BIOS_FILENAME "shix_bios.bin"
                     38: #define BIOS_ADDRESS 0xA0000000
                     39: 
1.1.1.4   root       40: void irq_info(Monitor *mon)
1.1       root       41: {
                     42:     /* XXXXX */
                     43: }
                     44: 
1.1.1.4   root       45: void pic_info(Monitor *mon)
1.1       root       46: {
                     47:     /* XXXXX */
                     48: }
                     49: 
1.1.1.4   root       50: static void shix_init(ram_addr_t ram_size,
1.1.1.3   root       51:                const char *boot_device,
1.1       root       52:               const char *kernel_filename, const char *kernel_cmdline,
1.1.1.2   root       53:               const char *initrd_filename, const char *cpu_model)
1.1       root       54: {
                     55:     int ret;
                     56:     CPUState *env;
                     57:     struct SH7750State *s;
1.1.1.2   root       58:     
                     59:     if (!cpu_model)
                     60:         cpu_model = "any";
1.1       root       61: 
                     62:     printf("Initializing CPU\n");
1.1.1.2   root       63:     env = cpu_init(cpu_model);
1.1       root       64: 
                     65:     /* Allocate memory space */
                     66:     printf("Allocating ROM\n");
                     67:     cpu_register_physical_memory(0x00000000, 0x00004000, IO_MEM_ROM);
                     68:     printf("Allocating SDRAM 1\n");
                     69:     cpu_register_physical_memory(0x08000000, 0x01000000, 0x00004000);
                     70:     printf("Allocating SDRAM 2\n");
                     71:     cpu_register_physical_memory(0x0c000000, 0x01000000, 0x01004000);
                     72: 
                     73:     /* Load BIOS in 0 (and access it through P2, 0xA0000000) */
1.1.1.2   root       74:     if (bios_name == NULL)
                     75:         bios_name = BIOS_FILENAME;
                     76:     printf("%s: load BIOS '%s'\n", __func__, bios_name);
1.1.1.4   root       77:     ret = load_image_targphys(bios_name, 0, 0x4000);
1.1       root       78:     if (ret < 0) {             /* Check bios size */
                     79:        fprintf(stderr, "ret=%d\n", ret);
                     80:        fprintf(stderr, "qemu: could not load SHIX bios '%s'\n",
1.1.1.2   root       81:                bios_name);
1.1       root       82:        exit(1);
                     83:     }
                     84: 
                     85:     /* Register peripherals */
                     86:     s = sh7750_init(env);
                     87:     /* XXXXX Check success */
                     88:     tc58128_init(s, "shix_linux_nand.bin", NULL);
                     89:     fprintf(stderr, "initialization terminated\n");
                     90: }
                     91: 
1.1.1.4   root       92: static QEMUMachine shix_machine = {
1.1.1.3   root       93:     .name = "shix",
                     94:     .desc = "shix card",
                     95:     .init = shix_init,
1.1.1.4   root       96:     .is_default = 1,
1.1       root       97: };
1.1.1.4   root       98: 
                     99: static void shix_machine_init(void)
                    100: {
                    101:     qemu_register_machine(&shix_machine);
                    102: }
                    103: 
                    104: machine_init(shix_machine_init);

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