hw/mips/jazz: Correct CPU frequencies
The Magnum 4000PC CPU runs at 100 MHz, and the Acer PICA-61 CPU at ~134 MHz. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20201012095804.3335117-17-f4bug@amsat.org>
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@ -24,6 +24,7 @@
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#include "qemu/osdep.h"
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#include "qemu/osdep.h"
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#include "qemu-common.h"
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#include "qemu-common.h"
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#include "hw/clock.h"
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#include "hw/mips/mips.h"
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#include "hw/mips/mips.h"
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#include "hw/mips/cpudevs.h"
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#include "hw/mips/cpudevs.h"
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#include "hw/intc/i8259.h"
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#include "hw/intc/i8259.h"
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@ -142,6 +143,7 @@ static void mips_jazz_init(MachineState *machine,
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MemoryRegion *address_space = get_system_memory();
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MemoryRegion *address_space = get_system_memory();
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char *filename;
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char *filename;
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int bios_size, n;
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int bios_size, n;
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Clock *cpuclk;
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MIPSCPU *cpu;
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MIPSCPU *cpu;
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CPUClass *cc;
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CPUClass *cc;
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CPUMIPSState *env;
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CPUMIPSState *env;
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@ -163,14 +165,25 @@ static void mips_jazz_init(MachineState *machine,
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MemoryRegion *bios2 = g_new(MemoryRegion, 1);
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MemoryRegion *bios2 = g_new(MemoryRegion, 1);
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SysBusESPState *sysbus_esp;
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SysBusESPState *sysbus_esp;
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ESPState *esp;
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ESPState *esp;
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static const struct {
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unsigned freq_hz;
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unsigned pll_mult;
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} ext_clk[] = {
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[JAZZ_MAGNUM] = {50000000, 2},
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[JAZZ_PICA61] = {33333333, 4},
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};
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if (machine->ram_size > 256 * MiB) {
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if (machine->ram_size > 256 * MiB) {
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error_report("RAM size more than 256Mb is not supported");
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error_report("RAM size more than 256Mb is not supported");
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exit(EXIT_FAILURE);
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exit(EXIT_FAILURE);
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}
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}
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cpuclk = clock_new(OBJECT(machine), "cpu-refclk");
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clock_set_hz(cpuclk, ext_clk[jazz_model].freq_hz
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* ext_clk[jazz_model].pll_mult);
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/* init CPUs */
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/* init CPUs */
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cpu = MIPS_CPU(cpu_create(machine->cpu_type));
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cpu = mips_cpu_create_with_clock(machine->cpu_type, cpuclk);
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env = &cpu->env;
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env = &cpu->env;
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qemu_register_reset(main_cpu_reset, cpu);
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qemu_register_reset(main_cpu_reset, cpu);
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