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Annotation of qemu/hw/shix.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * SHIX 2.0 board description
                      3:  * 
                      4:  * Copyright (c) 2005 Samuel Tardieu
                      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:    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: */
                     30: #include "vl.h"
                     31: 
                     32: #define BIOS_FILENAME "shix_bios.bin"
                     33: #define BIOS_ADDRESS 0xA0000000
                     34: 
                     35: void DMA_run(void)
                     36: {
                     37:     /* XXXXX */
                     38: }
                     39: 
                     40: void irq_info(void)
                     41: {
                     42:     /* XXXXX */
                     43: }
                     44: 
                     45: void pic_set_irq(int irq, int level)
                     46: {
                     47:     /* XXXXX */
                     48: }
                     49: 
                     50: void pic_info()
                     51: {
                     52:     /* XXXXX */
                     53: }
                     54: 
                     55: void vga_update_display()
                     56: {
                     57:     /* XXXXX */
                     58: }
                     59: 
                     60: void vga_invalidate_display()
                     61: {
                     62:     /* XXXXX */
                     63: }
                     64: 
                     65: void vga_screen_dump(const char *filename)
                     66: {
                     67:     /* XXXXX */
                     68: }
                     69: 
                     70: void shix_init(int ram_size, int vga_ram_size, int boot_device,
                     71:               DisplayState * ds, const char **fd_filename, int snapshot,
                     72:               const char *kernel_filename, const char *kernel_cmdline,
                     73:               const char *initrd_filename)
                     74: {
                     75:     int ret;
                     76:     CPUState *env;
                     77:     struct SH7750State *s;
                     78: 
                     79:     printf("Initializing CPU\n");
                     80:     env = cpu_init();
                     81: 
                     82:     /* Allocate memory space */
                     83:     printf("Allocating ROM\n");
                     84:     cpu_register_physical_memory(0x00000000, 0x00004000, IO_MEM_ROM);
                     85:     printf("Allocating SDRAM 1\n");
                     86:     cpu_register_physical_memory(0x08000000, 0x01000000, 0x00004000);
                     87:     printf("Allocating SDRAM 2\n");
                     88:     cpu_register_physical_memory(0x0c000000, 0x01000000, 0x01004000);
                     89: 
                     90:     /* Load BIOS in 0 (and access it through P2, 0xA0000000) */
                     91:     printf("%s: load BIOS '%s'\n", __func__, BIOS_FILENAME);
                     92:     ret = load_image(BIOS_FILENAME, phys_ram_base);
                     93:     if (ret < 0) {             /* Check bios size */
                     94:        fprintf(stderr, "ret=%d\n", ret);
                     95:        fprintf(stderr, "qemu: could not load SHIX bios '%s'\n",
                     96:                BIOS_FILENAME);
                     97:        exit(1);
                     98:     }
                     99: 
                    100:     /* Register peripherals */
                    101:     s = sh7750_init(env);
                    102:     /* XXXXX Check success */
                    103:     tc58128_init(s, "shix_linux_nand.bin", NULL);
                    104:     fprintf(stderr, "initialization terminated\n");
                    105: }
                    106: 
                    107: QEMUMachine shix_machine = {
                    108:     "shix",
                    109:     "shix card",
                    110:     shix_init
                    111: };

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