2008-06-02 03:33:11 +02:00
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/* vim:set shiftwidth=4 ts=4 et: */
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/*
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* PXA255 Sharp Zaurus SL-6000 PDA platform
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*
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* Copyright (c) 2008 Dmitry Baryshkov
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*
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* Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
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* This code is licensed under the GNU GPL v2.
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*/
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#include "hw.h"
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#include "pxa.h"
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#include "arm-misc.h"
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#include "sysemu.h"
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2008-06-09 02:03:13 +02:00
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#include "devices.h"
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2008-06-02 03:33:11 +02:00
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#include "sharpsl.h"
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#include "pcmcia.h"
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#include "block.h"
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#include "boards.h"
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#define TOSA_RAM 0x04000000
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#define TOSA_ROM 0x00800000
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#define TOSA_GPIO_nSD_DETECT (9)
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#define TOSA_GPIO_ON_RESET (19)
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#define TOSA_GPIO_CF_IRQ (21) /* CF slot0 Ready */
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#define TOSA_GPIO_CF_CD (13)
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#define TOSA_GPIO_JC_CF_IRQ (36) /* CF slot1 Ready */
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#define TOSA_SCOOP_GPIO_BASE 0
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#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
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#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
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#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
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static void tosa_microdrive_attach(struct pxa2xx_state_s *cpu)
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{
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struct pcmcia_card_s *md;
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int index;
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BlockDriverState *bs;
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index = drive_get_index(IF_IDE, 0, 0);
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if (index == -1)
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return;
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bs = drives_table[index].bdrv;
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if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
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md = dscm1xxxx_init(bs);
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pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
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}
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}
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static void tosa_gpio_setup(struct pxa2xx_state_s *cpu,
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struct scoop_info_s *scp0,
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struct scoop_info_s *scp1)
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{
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/* MMC/SD host */
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pxa2xx_mmci_handlers(cpu->mmc,
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scoop_gpio_in_get(scp0)[TOSA_GPIO_SD_WP],
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qemu_irq_invert(pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_nSD_DETECT]));
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/* Handle reset */
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pxa2xx_gpio_out_set(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);
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/* PCMCIA signals: card's IRQ and Card-Detect */
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pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
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pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_IRQ],
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pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_CD]);
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pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
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pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_JC_CF_IRQ],
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NULL);
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}
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static struct arm_boot_info tosa_binfo = {
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.loader_start = PXA2XX_SDRAM_BASE,
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.ram_size = 0x04000000,
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};
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static void tosa_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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struct pxa2xx_state_s *cpu;
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struct scoop_info_s *scp0, *scp1;
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if (ram_size < (TOSA_RAM + TOSA_ROM + PXA2XX_INTERNAL_SIZE)) {
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fprintf(stderr, "This platform requires %i bytes of memory\n",
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TOSA_RAM + TOSA_ROM + PXA2XX_INTERNAL_SIZE);
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exit(1);
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}
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if (!cpu_model)
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cpu_model = "pxa255";
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cpu = pxa255_init(tosa_binfo.ram_size, ds);
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cpu_register_physical_memory(0, TOSA_ROM,
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qemu_ram_alloc(TOSA_ROM) | IO_MEM_ROM);
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2008-06-09 02:03:13 +02:00
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tc6393xb_init(0x10000000, NULL);
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2008-06-02 03:33:11 +02:00
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scp0 = scoop_init(cpu, 0, 0x08800000);
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scp1 = scoop_init(cpu, 1, 0x14800040);
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tosa_gpio_setup(cpu, scp0, scp1);
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tosa_microdrive_attach(cpu);
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/* Setup initial (reset) machine state */
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cpu->env->regs[15] = tosa_binfo.loader_start;
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tosa_binfo.kernel_filename = kernel_filename;
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tosa_binfo.kernel_cmdline = kernel_cmdline;
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tosa_binfo.initrd_filename = initrd_filename;
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tosa_binfo.board_id = 0x208;
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arm_load_kernel(cpu->env, &tosa_binfo);
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sl_bootparam_write(SL_PXA_PARAM_BASE - PXA2XX_SDRAM_BASE);
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}
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QEMUMachine tosapda_machine = {
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2008-10-07 22:34:35 +02:00
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.name = "tosa",
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.desc = "Tosa PDA (PXA255)",
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.init = tosa_init,
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.ram_require = TOSA_RAM + TOSA_ROM + PXA2XX_INTERNAL_SIZE + RAMSIZE_FIXED,
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2008-06-02 03:33:11 +02:00
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};
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