diff options
Diffstat (limited to 'hw/spitz.c')
| -rw-r--r-- | hw/spitz.c | 303 |
1 files changed, 16 insertions, 287 deletions
diff --git a/hw/spitz.c b/hw/spitz.c index 82f831280b..34355eb304 100644 --- a/hw/spitz.c +++ b/hw/spitz.c @@ -16,6 +16,7 @@ #include "flash.h" #include "qemu-timer.h" #include "devices.h" +#include "sharpsl.h" #include "console.h" #include "block.h" #include "audio/audio.h" @@ -520,238 +521,6 @@ static void spitz_keyboard_register(struct pxa2xx_state_s *cpu) spitz_keyboard_save, spitz_keyboard_load, s); } -/* SCOOP devices */ - -struct scoop_info_s { - target_phys_addr_t target_base; - qemu_irq handler[16]; - qemu_irq *in; - uint16_t status; - uint16_t power; - uint32_t gpio_level; - uint32_t gpio_dir; - uint32_t prev_level; - - uint16_t mcr; - uint16_t cdr; - uint16_t ccr; - uint16_t irr; - uint16_t imr; - uint16_t isr; - uint16_t gprr; -}; - -#define SCOOP_MCR 0x00 -#define SCOOP_CDR 0x04 -#define SCOOP_CSR 0x08 -#define SCOOP_CPR 0x0c -#define SCOOP_CCR 0x10 -#define SCOOP_IRR_IRM 0x14 -#define SCOOP_IMR 0x18 -#define SCOOP_ISR 0x1c -#define SCOOP_GPCR 0x20 -#define SCOOP_GPWR 0x24 -#define SCOOP_GPRR 0x28 - -static inline void scoop_gpio_handler_update(struct scoop_info_s *s) { - uint32_t level, diff; - int bit; - level = s->gpio_level & s->gpio_dir; - - for (diff = s->prev_level ^ level; diff; diff ^= 1 << bit) { - bit = ffs(diff) - 1; - qemu_set_irq(s->handler[bit], (level >> bit) & 1); - } - - s->prev_level = level; -} - -static uint32_t scoop_readb(void *opaque, target_phys_addr_t addr) -{ - struct scoop_info_s *s = (struct scoop_info_s *) opaque; - addr -= s->target_base; - - switch (addr) { - case SCOOP_MCR: - return s->mcr; - case SCOOP_CDR: - return s->cdr; - case SCOOP_CSR: - return s->status; - case SCOOP_CPR: - return s->power; - case SCOOP_CCR: - return s->ccr; - case SCOOP_IRR_IRM: - return s->irr; - case SCOOP_IMR: - return s->imr; - case SCOOP_ISR: - return s->isr; - case SCOOP_GPCR: - return s->gpio_dir; - case SCOOP_GPWR: - return s->gpio_level; - case SCOOP_GPRR: - return s->gprr; - default: - spitz_printf("Bad register offset " REG_FMT "\n", addr); - } - - return 0; -} - -static void scoop_writeb(void *opaque, target_phys_addr_t addr, uint32_t value) -{ - struct scoop_info_s *s = (struct scoop_info_s *) opaque; - addr -= s->target_base; - value &= 0xffff; - - switch (addr) { - case SCOOP_MCR: - s->mcr = value; - break; - case SCOOP_CDR: - s->cdr = value; - break; - case SCOOP_CPR: - s->power = value; - if (value & 0x80) - s->power |= 0x8040; - break; - case SCOOP_CCR: - s->ccr = value; - break; - case SCOOP_IRR_IRM: - s->irr = value; - break; - case SCOOP_IMR: - s->imr = value; - break; - case SCOOP_ISR: - s->isr = value; - break; - case SCOOP_GPCR: - s->gpio_dir = value; - scoop_gpio_handler_update(s); - break; - case SCOOP_GPWR: - s->gpio_level = value & s->gpio_dir; - scoop_gpio_handler_update(s); - break; - case SCOOP_GPRR: - s->gprr = value; - break; - default: - spitz_printf("Bad register offset " REG_FMT "\n", addr); - } -} - -CPUReadMemoryFunc *scoop_readfn[] = { - scoop_readb, - scoop_readb, - scoop_readb, -}; -CPUWriteMemoryFunc *scoop_writefn[] = { - scoop_writeb, - scoop_writeb, - scoop_writeb, -}; - -static void scoop_gpio_set(void *opaque, int line, int level) -{ - struct scoop_info_s *s = (struct scoop_info_s *) s; - - if (level) - s->gpio_level |= (1 << line); - else - s->gpio_level &= ~(1 << line); -} - -static inline qemu_irq *scoop_gpio_in_get(struct scoop_info_s *s) -{ - return s->in; -} - -static inline void scoop_gpio_out_set(struct scoop_info_s *s, int line, - qemu_irq handler) { - if (line >= 16) { - spitz_printf("No GPIO pin %i\n", line); - return; - } - - s->handler[line] = handler; -} - -static void scoop_save(QEMUFile *f, void *opaque) -{ - struct scoop_info_s *s = (struct scoop_info_s *) opaque; - qemu_put_be16s(f, &s->status); - qemu_put_be16s(f, &s->power); - qemu_put_be32s(f, &s->gpio_level); - qemu_put_be32s(f, &s->gpio_dir); - qemu_put_be32s(f, &s->prev_level); - qemu_put_be16s(f, &s->mcr); - qemu_put_be16s(f, &s->cdr); - qemu_put_be16s(f, &s->ccr); - qemu_put_be16s(f, &s->irr); - qemu_put_be16s(f, &s->imr); - qemu_put_be16s(f, &s->isr); - qemu_put_be16s(f, &s->gprr); -} - -static int scoop_load(QEMUFile *f, void *opaque, int version_id) -{ - struct scoop_info_s *s = (struct scoop_info_s *) opaque; - qemu_get_be16s(f, &s->status); - qemu_get_be16s(f, &s->power); - qemu_get_be32s(f, &s->gpio_level); - qemu_get_be32s(f, &s->gpio_dir); - qemu_get_be32s(f, &s->prev_level); - qemu_get_be16s(f, &s->mcr); - qemu_get_be16s(f, &s->cdr); - qemu_get_be16s(f, &s->ccr); - qemu_get_be16s(f, &s->irr); - qemu_get_be16s(f, &s->imr); - qemu_get_be16s(f, &s->isr); - qemu_get_be16s(f, &s->gprr); - - return 0; -} - -static struct scoop_info_s *spitz_scoop_init(struct pxa2xx_state_s *cpu, - int count) { - int iomemtype; - struct scoop_info_s *s; - - s = (struct scoop_info_s *) - qemu_mallocz(sizeof(struct scoop_info_s) * 2); - memset(s, 0, sizeof(struct scoop_info_s) * count); - s[0].target_base = 0x10800000; - s[1].target_base = 0x08800040; - - /* Ready */ - s[0].status = 0x02; - s[1].status = 0x02; - - s[0].in = qemu_allocate_irqs(scoop_gpio_set, &s[0], 16); - iomemtype = cpu_register_io_memory(0, scoop_readfn, - scoop_writefn, &s[0]); - cpu_register_physical_memory(s[0].target_base, 0x1000, iomemtype); - register_savevm("scoop", 0, 0, scoop_save, scoop_load, &s[0]); - - if (count < 2) - return s; - - s[1].in = qemu_allocate_irqs(scoop_gpio_set, &s[1], 16); - iomemtype = cpu_register_io_memory(0, scoop_readfn, - scoop_writefn, &s[1]); - cpu_register_physical_memory(s[1].target_base, 0x1000, iomemtype); - register_savevm("scoop", 1, 0, scoop_save, scoop_load, &s[1]); - - return s; -} - /* LCD backlight controller */ #define LCDTG_RESCTL 0x00 @@ -1050,21 +819,21 @@ static void spitz_out_switch(void *opaque, int line, int level) #define SPITZ_SCP2_MIC_BIAS 9 static void spitz_scoop_gpio_setup(struct pxa2xx_state_s *cpu, - struct scoop_info_s *scp, int num) + struct scoop_info_s *scp0, struct scoop_info_s *scp1) { qemu_irq *outsignals = qemu_allocate_irqs(spitz_out_switch, cpu, 8); - scoop_gpio_out_set(&scp[0], SPITZ_SCP_CHRG_ON, outsignals[0]); - scoop_gpio_out_set(&scp[0], SPITZ_SCP_JK_B, outsignals[1]); - scoop_gpio_out_set(&scp[0], SPITZ_SCP_LED_GREEN, outsignals[2]); - scoop_gpio_out_set(&scp[0], SPITZ_SCP_LED_ORANGE, outsignals[3]); + scoop_gpio_out_set(scp0, SPITZ_SCP_CHRG_ON, outsignals[0]); + scoop_gpio_out_set(scp0, SPITZ_SCP_JK_B, outsignals[1]); + scoop_gpio_out_set(scp0, SPITZ_SCP_LED_GREEN, outsignals[2]); + scoop_gpio_out_set(scp0, SPITZ_SCP_LED_ORANGE, outsignals[3]); - if (num >= 2) { - scoop_gpio_out_set(&scp[1], SPITZ_SCP2_BACKLIGHT_CONT, outsignals[4]); - scoop_gpio_out_set(&scp[1], SPITZ_SCP2_BACKLIGHT_ON, outsignals[5]); + if (scp1) { + scoop_gpio_out_set(scp1, SPITZ_SCP2_BACKLIGHT_CONT, outsignals[4]); + scoop_gpio_out_set(scp1, SPITZ_SCP2_BACKLIGHT_ON, outsignals[5]); } - scoop_gpio_out_set(&scp[0], SPITZ_SCP_ADC_TEMP_ON, outsignals[6]); + scoop_gpio_out_set(scp0, SPITZ_SCP_ADC_TEMP_ON, outsignals[6]); } #define SPITZ_GPIO_HSYNC 22 @@ -1134,49 +903,6 @@ static void spitz_gpio_setup(struct pxa2xx_state_s *cpu, int slots) spitz_gpio_invert[4]); } -/* Write the bootloader parameters memory area. */ - -#define MAGIC_CHG(a, b, c, d) ((d << 24) | (c << 16) | (b << 8) | a) - -struct __attribute__ ((__packed__)) sl_param_info { - uint32_t comadj_keyword; - int32_t comadj; - - uint32_t uuid_keyword; - char uuid[16]; - - uint32_t touch_keyword; - int32_t touch_xp; - int32_t touch_yp; - int32_t touch_xd; - int32_t touch_yd; - - uint32_t adadj_keyword; - int32_t adadj; - - uint32_t phad_keyword; - int32_t phadadj; -} spitz_bootparam = { - .comadj_keyword = MAGIC_CHG('C', 'M', 'A', 'D'), - .comadj = 125, - .uuid_keyword = MAGIC_CHG('U', 'U', 'I', 'D'), - .uuid = { -1 }, - .touch_keyword = MAGIC_CHG('T', 'U', 'C', 'H'), - .touch_xp = -1, - .adadj_keyword = MAGIC_CHG('B', 'V', 'A', 'D'), - .adadj = -1, - .phad_keyword = MAGIC_CHG('P', 'H', 'A', 'D'), - .phadadj = 0x01, -}; - -static void sl_bootparam_write(uint32_t ptr) -{ - memcpy(phys_ram_base + ptr, &spitz_bootparam, - sizeof(struct sl_param_info)); -} - -#define SL_PXA_PARAM_BASE 0xa0000a00 - /* Board init. */ enum spitz_model_e { spitz, akita, borzoi, terrier }; @@ -1194,7 +920,7 @@ static void spitz_common_init(ram_addr_t ram_size, int vga_ram_size, const char *cpu_model, enum spitz_model_e model, int arm_id) { struct pxa2xx_state_s *cpu; - struct scoop_info_s *scp; + struct scoop_info_s *scp0, *scp1 = NULL; if (!cpu_model) cpu_model = (model == terrier) ? "pxa270-c5" : "pxa270-c0"; @@ -1217,9 +943,12 @@ static void spitz_common_init(ram_addr_t ram_size, int vga_ram_size, spitz_ssp_attach(cpu); - scp = spitz_scoop_init(cpu, (model == akita) ? 1 : 2); + scp0 = scoop_init(cpu, 0, 0x10800000); + if (model != akita) { + scp1 = scoop_init(cpu, 1, 0x08800040); + } - spitz_scoop_gpio_setup(cpu, scp, (model == akita) ? 1 : 2); + spitz_scoop_gpio_setup(cpu, scp0, scp1); spitz_gpio_setup(cpu, (model == akita) ? 1 : 2); |