Revision 68238a9e
| b/hw/mips.h | ||
|---|---|---|
| 28 | 28 |
|
| 29 | 29 |
/* rc4030.c */ |
| 30 | 30 |
typedef struct rc4030DMAState *rc4030_dma; |
| 31 |
typedef void (*rc4030_dma_function)(void *dma, uint8_t *buf, int len); |
|
| 32 |
qemu_irq *rc4030_init(qemu_irq timer, qemu_irq jazz_bus, |
|
| 33 |
rc4030_dma **dmas, |
|
| 34 |
rc4030_dma_function *dma_read, rc4030_dma_function *dma_write); |
|
| 31 |
void rc4030_dma_memory_rw(void *opaque, target_phys_addr_t addr, uint8_t *buf, int len, int is_write); |
|
| 32 |
void rc4030_dma_read(void *dma, uint8_t *buf, int len); |
|
| 33 |
void rc4030_dma_write(void *dma, uint8_t *buf, int len); |
|
| 34 |
|
|
| 35 |
void *rc4030_init(qemu_irq timer, qemu_irq jazz_bus, |
|
| 36 |
qemu_irq **irqs, rc4030_dma **dmas); |
|
| 35 | 37 |
|
| 36 | 38 |
#endif |
| b/hw/mips_jazz.c | ||
|---|---|---|
| 133 | 133 |
CPUState *env; |
| 134 | 134 |
qemu_irq *rc4030, *i8259; |
| 135 | 135 |
rc4030_dma *dmas; |
| 136 |
rc4030_dma_function dma_read, dma_write;
|
|
| 136 |
void* rc4030_opaque;
|
|
| 137 | 137 |
void *scsi_hba; |
| 138 | 138 |
int hd; |
| 139 | 139 |
int s_rtc, s_dma_dummy; |
| ... | ... | |
| 185 | 185 |
cpu_mips_clock_init(env); |
| 186 | 186 |
|
| 187 | 187 |
/* Chipset */ |
| 188 |
rc4030 = rc4030_init(env->irq[6], env->irq[3], |
|
| 189 |
&dmas, &dma_read, &dma_write); |
|
| 188 |
rc4030_opaque = rc4030_init(env->irq[6], env->irq[3], &rc4030, &dmas); |
|
| 190 | 189 |
s_dma_dummy = cpu_register_io_memory(0, dma_dummy_read, dma_dummy_write, NULL); |
| 191 | 190 |
cpu_register_physical_memory(0x8000d000, 0x00001000, s_dma_dummy); |
| 192 | 191 |
|
| ... | ... | |
| 217 | 216 |
|
| 218 | 217 |
/* SCSI adapter */ |
| 219 | 218 |
scsi_hba = esp_init(0x80002000, 0, |
| 220 |
dma_read, dma_write, dmas[0],
|
|
| 219 |
rc4030_dma_read, rc4030_dma_write, dmas[0],
|
|
| 221 | 220 |
rc4030[5], &esp_reset); |
| 222 | 221 |
for (n = 0; n < ESP_MAX_DEVS; n++) {
|
| 223 | 222 |
hd = drive_get_index(IF_SCSI, 0, n); |
| b/hw/rc4030.c | ||
|---|---|---|
| 675 | 675 |
qemu_put_be32(f, s->itr); |
| 676 | 676 |
} |
| 677 | 677 |
|
| 678 |
static void rc4030_dma_memory_rw(void *opaque, target_phys_addr_t addr, uint8_t *buf, int len, int is_write)
|
|
| 678 |
void rc4030_dma_memory_rw(void *opaque, target_phys_addr_t addr, uint8_t *buf, int len, int is_write) |
|
| 679 | 679 |
{
|
| 680 | 680 |
rc4030State *s = opaque; |
| 681 | 681 |
target_phys_addr_t entry_addr; |
| ... | ... | |
| 766 | 766 |
int n; |
| 767 | 767 |
}; |
| 768 | 768 |
|
| 769 |
static void rc4030_dma_read(void *dma, uint8_t *buf, int len)
|
|
| 769 |
void rc4030_dma_read(void *dma, uint8_t *buf, int len) |
|
| 770 | 770 |
{
|
| 771 | 771 |
rc4030_dma s = dma; |
| 772 | 772 |
rc4030_do_dma(s->opaque, s->n, buf, len, 0); |
| 773 | 773 |
} |
| 774 | 774 |
|
| 775 |
static void rc4030_dma_write(void *dma, uint8_t *buf, int len)
|
|
| 775 |
void rc4030_dma_write(void *dma, uint8_t *buf, int len) |
|
| 776 | 776 |
{
|
| 777 | 777 |
rc4030_dma s = dma; |
| 778 | 778 |
rc4030_do_dma(s->opaque, s->n, buf, len, 1); |
| ... | ... | |
| 795 | 795 |
return s; |
| 796 | 796 |
} |
| 797 | 797 |
|
| 798 |
qemu_irq *rc4030_init(qemu_irq timer, qemu_irq jazz_bus, |
|
| 799 |
rc4030_dma **dmas, |
|
| 800 |
rc4030_dma_function *dma_read, rc4030_dma_function *dma_write) |
|
| 798 |
void *rc4030_init(qemu_irq timer, qemu_irq jazz_bus, |
|
| 799 |
qemu_irq **irqs, rc4030_dma **dmas) |
|
| 801 | 800 |
{
|
| 802 | 801 |
rc4030State *s; |
| 803 | 802 |
int s_chipset, s_jazzio; |
| 804 | 803 |
|
| 805 | 804 |
s = qemu_mallocz(sizeof(rc4030State)); |
| 806 | 805 |
|
| 806 |
*irqs = qemu_allocate_irqs(rc4030_irq_jazz_request, s, 16); |
|
| 807 | 807 |
*dmas = rc4030_allocate_dmas(s, 4); |
| 808 |
*dma_read = rc4030_dma_read; |
|
| 809 |
*dma_write = rc4030_dma_write; |
|
| 810 | 808 |
|
| 811 | 809 |
s->periodic_timer = qemu_new_timer(vm_clock, rc4030_periodic_timer, s); |
| 812 | 810 |
s->timer_irq = timer; |
| ... | ... | |
| 821 | 819 |
s_jazzio = cpu_register_io_memory(0, jazzio_read, jazzio_write, s); |
| 822 | 820 |
cpu_register_physical_memory(0xf0000000, 0x00001000, s_jazzio); |
| 823 | 821 |
|
| 824 |
return qemu_allocate_irqs(rc4030_irq_jazz_request, s, 16);
|
|
| 822 |
return s;
|
|
| 825 | 823 |
} |
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