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esp: support future change of chip_id

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Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Hervé Poussineau 2012-07-09 12:02:26 +02:00 committed by Blue Swirl
parent 6915bff1a8
commit d32e4b3d73
1 changed files with 3 additions and 1 deletions
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4
hw/esp.c
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@ -50,6 +50,7 @@ struct ESPState {
uint8_t wregs[ESP_REGS];
qemu_irq irq;
uint32_t it_shift;
uint8_t chip_id;
int32_t ti_size;
uint32_t ti_rptr, ti_wptr;
uint32_t status;
@ -475,7 +476,7 @@ static void esp_hard_reset(DeviceState *d)
memset(s->rregs, 0, ESP_REGS);
memset(s->wregs, 0, ESP_REGS);
s->rregs[ESP_TCHI] = TCHI_FAS100A; // Indicate fas100a
s->rregs[ESP_TCHI] = s->chip_id;
s->ti_size = 0;
s->ti_rptr = 0;
s->ti_wptr = 0;
@ -759,6 +760,7 @@ static int esp_init1(SysBusDevice *dev)
sysbus_init_irq(dev, &s->irq);
assert(s->it_shift != -1);
s->chip_id = TCHI_FAS100A;
memory_region_init_io(&s->iomem, &esp_mem_ops, s,
"esp", ESP_REGS << s->it_shift);
sysbus_init_mmio(dev, &s->iomem);