Build fix for older GCCs.
[qemu/dscho.git] / hw / palm.c
blob623fcd6482943b408ae0a8abc7e66bfbf3a1d1fb
1 /*
2 * PalmOne's (TM) PDAs.
4 * Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of
9 * the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19 * MA 02111-1307 USA
21 #include "vl.h"
23 static uint32_t static_readb(void *opaque, target_phys_addr_t offset)
25 uint32_t *val = (uint32_t *) opaque;
26 return *val >> ((offset & 3) << 3);
29 static uint32_t static_readh(void *opaque, target_phys_addr_t offset) {
30 uint32_t *val = (uint32_t *) opaque;
31 return *val >> ((offset & 1) << 3);
34 static uint32_t static_readw(void *opaque, target_phys_addr_t offset) {
35 uint32_t *val = (uint32_t *) opaque;
36 return *val >> ((offset & 0) << 3);
39 static void static_write(void *opaque, target_phys_addr_t offset,
40 uint32_t value) {
41 #ifdef SPY
42 printf("%s: value %08lx written at " PA_FMT "\n",
43 __FUNCTION__, value, offset);
44 #endif
47 static CPUReadMemoryFunc *static_readfn[] = {
48 static_readb,
49 static_readh,
50 static_readw,
53 static CPUWriteMemoryFunc *static_writefn[] = {
54 static_write,
55 static_write,
56 static_write,
59 /* Palm Tunsgten|E support */
60 static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
64 static void palmte_init(int ram_size, int vga_ram_size, int boot_device,
65 DisplayState *ds, const char **fd_filename, int snapshot,
66 const char *kernel_filename, const char *kernel_cmdline,
67 const char *initrd_filename, const char *cpu_model)
69 struct omap_mpu_state_s *cpu;
70 int flash_size = 0x00800000;
71 int sdram_size = 0x02000000;
72 int io;
73 static uint32_t cs0val = 0xffffffff;
74 static uint32_t cs1val = 0x0000e1a0;
75 static uint32_t cs2val = 0x0000e1a0;
76 static uint32_t cs3val = 0xe1a0e1a0;
77 ram_addr_t phys_flash;
78 int rom_size, rom_loaded = 0;
80 if (ram_size < flash_size + sdram_size + OMAP15XX_SRAM_SIZE) {
81 fprintf(stderr, "This architecture uses %i bytes of memory\n",
82 flash_size + sdram_size + OMAP15XX_SRAM_SIZE);
83 exit(1);
86 cpu = omap310_mpu_init(sdram_size, ds, cpu_model);
88 /* External Flash (EMIFS) */
89 cpu_register_physical_memory(OMAP_CS0_BASE, flash_size,
90 (phys_flash = qemu_ram_alloc(flash_size)) | IO_MEM_ROM);
92 io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs0val);
93 cpu_register_physical_memory(OMAP_CS0_BASE + flash_size,
94 OMAP_CS0_SIZE - flash_size, io);
95 io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs1val);
96 cpu_register_physical_memory(OMAP_CS1_BASE, OMAP_CS1_SIZE, io);
97 io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs2val);
98 cpu_register_physical_memory(OMAP_CS2_BASE, OMAP_CS2_SIZE, io);
99 io = cpu_register_io_memory(0, static_readfn, static_writefn, &cs3val);
100 cpu_register_physical_memory(OMAP_CS3_BASE, OMAP_CS3_SIZE, io);
102 palmte_microwire_setup(cpu);
104 /* Setup initial (reset) machine state */
105 if (nb_option_roms) {
106 rom_size = get_image_size(option_rom[0]);
107 if (rom_size > flash_size)
108 fprintf(stderr, "%s: ROM image too big (%x > %x)\n",
109 __FUNCTION__, rom_size, flash_size);
110 else if (rom_size > 0 && load_image(option_rom[0],
111 phys_ram_base + phys_flash) > 0) {
112 rom_loaded = 1;
113 cpu->env->regs[15] = 0x00000000;
114 } else
115 fprintf(stderr, "%s: error loading '%s'\n",
116 __FUNCTION__, option_rom[0]);
119 if (!rom_loaded && !kernel_filename) {
120 fprintf(stderr, "Kernel or ROM image must be specified\n");
121 exit(1);
124 /* Load the kernel. */
125 if (kernel_filename) {
126 /* Start at bootloader. */
127 cpu->env->regs[15] = OMAP_EMIFF_BASE;
129 arm_load_kernel(cpu->env, sdram_size, kernel_filename, kernel_cmdline,
130 initrd_filename, 0x331, OMAP_EMIFF_BASE);
133 dpy_resize(ds, 320, 320);
136 QEMUMachine palmte_machine = {
137 "cheetah",
138 "Palm Tungsten|E aka. Cheetah PDA (OMAP310)",
139 palmte_init,