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b2097003ec
Introduce a max_cpus per-machine variable, allowing individual boards to limit it's number of CPUs. Check requested number of CPUs in setup code and exit if it exceeds the supported number for the machine. This also renders the static MAX_CPUS check obsolete, so remove this from vl.c. Signed-off-by: Jes Sorensen <jes@sgi.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5443 c046a42c-6fe2-441c-8c8c-71466251a162
117 lines
3.2 KiB
C
117 lines
3.2 KiB
C
/*
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* SHIX 2.0 board description
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*
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* Copyright (c) 2005 Samuel Tardieu
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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/*
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Shix 2.0 board by Alexis Polti, described at
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http://perso.enst.fr/~polti/realisations/shix20/
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More information in target-sh4/README.sh4
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*/
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#include "hw.h"
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#include "sh.h"
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#include "sysemu.h"
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#include "boards.h"
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#define BIOS_FILENAME "shix_bios.bin"
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#define BIOS_ADDRESS 0xA0000000
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void DMA_run(void)
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{
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/* XXXXX */
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}
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void irq_info(void)
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{
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/* XXXXX */
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}
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void pic_info(void)
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{
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/* XXXXX */
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}
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void vga_update_display(void)
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{
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/* XXXXX */
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}
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void vga_invalidate_display(void)
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{
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/* XXXXX */
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}
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void vga_screen_dump(const char *filename)
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{
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/* XXXXX */
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}
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static void shix_init(ram_addr_t ram_size, int vga_ram_size,
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const char *boot_device, DisplayState * ds,
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const char *kernel_filename, const char *kernel_cmdline,
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const char *initrd_filename, const char *cpu_model)
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{
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int ret;
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CPUState *env;
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struct SH7750State *s;
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if (!cpu_model)
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cpu_model = "any";
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printf("Initializing CPU\n");
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env = cpu_init(cpu_model);
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/* Allocate memory space */
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printf("Allocating ROM\n");
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cpu_register_physical_memory(0x00000000, 0x00004000, IO_MEM_ROM);
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printf("Allocating SDRAM 1\n");
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cpu_register_physical_memory(0x08000000, 0x01000000, 0x00004000);
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printf("Allocating SDRAM 2\n");
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cpu_register_physical_memory(0x0c000000, 0x01000000, 0x01004000);
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/* Load BIOS in 0 (and access it through P2, 0xA0000000) */
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if (bios_name == NULL)
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bios_name = BIOS_FILENAME;
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printf("%s: load BIOS '%s'\n", __func__, bios_name);
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ret = load_image(bios_name, phys_ram_base);
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if (ret < 0) { /* Check bios size */
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fprintf(stderr, "ret=%d\n", ret);
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fprintf(stderr, "qemu: could not load SHIX bios '%s'\n",
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bios_name);
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exit(1);
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}
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/* Register peripherals */
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s = sh7750_init(env);
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/* XXXXX Check success */
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tc58128_init(s, "shix_linux_nand.bin", NULL);
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fprintf(stderr, "initialization terminated\n");
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}
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QEMUMachine shix_machine = {
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.name = "shix",
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.desc = "shix card",
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.init = shix_init,
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.ram_require = (0x00004000 + 0x01000000 + 0x01000000) | RAMSIZE_FIXED,
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.max_cpus = 1,
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};
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